{"events":[{"guid":"9da15df3-dbbd-436c-a08e-260f90e15aac","title":"Geo-Software -- die Zukunft zwischen steigender Komplexität und dem browsenden Benutzer?","subtitle":null,"slug":"fossgis2011-56547-geo-software-die-zukun","link":"https://wiki.openstreetmap.org/wiki/FOSSGIS_2011#Lightning_Talks","description":"\n\nErster Lightning Talk im Plenum.","original_language":"deu","persons":["Hans Plum"],"tags":["56547","2011","fossgis2011","Lightning Talks (GIS)","Großer Hörsaal Geb. 308","fossgis2011-deu"],"view_count":22,"promoted":false,"date":"2011-04-05T16:30:00.000+02:00","release_date":"2026-04-13T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:03.494+02:00","length":342,"duration":342,"thumb_url":"https://static.media.ccc.de/media/events/fossgis/2011/56547-9da15df3-dbbd-436c-a08e-260f90e15aac.jpg","poster_url":"https://static.media.ccc.de/media/events/fossgis/2011/56547-9da15df3-dbbd-436c-a08e-260f90e15aac_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/fossgis/2011/56547-9da15df3-dbbd-436c-a08e-260f90e15aac.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/fossgis/2011/56547-9da15df3-dbbd-436c-a08e-260f90e15aac.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/fossgis2011-56547-geo-software-die-zukun","url":"https://api.media.ccc.de/public/events/9da15df3-dbbd-436c-a08e-260f90e15aac","conference_title":"FOSSGIS 2011","conference_url":"https://api.media.ccc.de/public/conferences/fossgis2011","related":[]},{"guid":"bc10d459-c1b1-5872-b5ea-063d04150f88","title":"Where are we heading? The current state of OpenStreetMap in numbers.","subtitle":null,"slug":"sotm2025-71133-where-are-we-heading-the-current-state-of-openstreetmap-in-numbers","link":"https://2025.stateofthemap.org/sessions/MHL8MU/","description":"OpenStreetMap has celebrated its 20th birthday last year. Over the past two decades the community grew tremendously and now covers (almost) the entire globe. This talk summarizes OSM’s evolution with maps and meaningful numbers. We want to take a look at the “state of the map”, current mapping trends and some of the challenges that we face.\n\nWe look at the size of the active community, analyse regional differences in mapping and look at the impact of mobile OSM editors such as StreetComplete and Every Door. Let’s also take a brief look at humanitarian mapping, corporate mapping and the impact of AI-generated data and Street View Imagery on OSM’s future. \n\nThis talk is intended to be an introduction and puts a focus on the basics. Each topic mentioned above would probably deserve its own talk!\n\nOpenStreetMap has celebrated its 20th birthday last year. Over the past two decades the community grew tremendously and now covers (almost) the entire globe. This talk summarizes OSM’s evolution with maps and meaningful numbers. We want to take a look at the “state of the map”, current mapping trends and some of the challenges that we face.\n\n### Active Community\nOSM had pretty stable base of about 250,000 active mappers per year for the past three years. Nevertheless, the all time high has been recorded in 2017 and since then there was a slight decline in active mappers. We want to break down these large numbers: How many people make up the core of OSM by contributing most data? How many people start mapping in OSM for their first time each day? What does this mean for the future of OSM and the next generation of mappers?\n\n### Regional Differences\nOSM as a global project has always been characterized by regional differences. This can be assessed by looking at the map in various places, but also by by breaking down the number of mappers per country and setting this into perspective with the overall population count. How “biased” was OSM in its first decade and to what extend did this change over the past years? What are the “trending” countries in OSM that have experienced a particular strong increase? Are there countries where the OSM community is under pressure, in particular after the pandemic? We will take a closer look at our host country the Philippines and the evolution of OSM in Southeast Asia. \n\n### Micro Mapping\nNew OSM editors such as StreetComplete and Every Door for smartphones have removed some of the technical barriers and have made OSM mapping available to a less technical minded group of users. This is great and we can see this in the OSM data when taking a closer look at where amenities and point-of-interests are edited. How much mapping happens through mobiles apps compared to the more traditional editors such as JOSM or iD? Which countries are leading the way?\n\n### Further Trends and Challenges\nThe OSM community is diverse and organised forms of mapping have evolved over the past years. Humanitarian mapping, e.g. through the HOT Tasking Manager, or corporate mapping have added map data in places previously unmapped. At the same time organized mapping has also undergone some changes and corporate mapping has declined over the past years significantly. On the other hand, there are new forms of mapping that challenge some of the established conventions. AI-data and AI-assisted mapping already begin to have a larger impact on OSM. As the coverage of Street View Imagery expands, new details can be added to the map without being physically on the ground. What does this mean for the future of OSM?\n\nI’m not sure if we want to talk about vandalism in OSM. In recent years we saw at least two waves of vandalism in OSM related to real-world political conflicts. Probably it’s too much for this talk, but let’s see.\n\n### Tech \u0026 Tools\nFor the analysis we will mainly rely on HeiGIT’s ohsomeNow stats dashboard (https://stats.now.ohsome.org/), which offers minutely updated and global scale overview statistics on all mapping activity in OSM. The website and API allow you to get insights into the number number of contributors, total map edits, added buildings and added road length for a given time range and optional OSM Changesets hashtag and country filters. Hexagon maps (upcoming in next release in June) provide further insights “where” mapping happens at a finer resolution.\n\nSome of the results presented in the talk will be based on GeoParquet files generated with ohsome-planet (https://github.com/GIScience/ohsome-planet). You can use the ohsome-planet data to perform a wide range of geospatial analyses, e.g. using DuckDB, GeoPandas or QGIS. At the State of the Map 2024 in Nairobi we have organized a workshop which shows use cases and provides a more thorough introduction (https://giscience.github.io/sotm-2024-ohsome-data-insights-workshop/intro.html).\n\nWhen preparing this talk we have also drawn inspiration from the OSM statistics provided by Piet Brömmel (https://github.com/piebro/openstreetmap-statistics).\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Benjamin Herfort"],"tags":["71133","2025","sotm2025","Community and Foundation","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":36,"promoted":false,"date":"2025-10-04T10:00:00.000+02:00","release_date":"2026-04-12T00:00:00.000+02:00","updated_at":"2026-04-15T23:15:06.670+02:00","length":1707,"duration":1707,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71133-bc10d459-c1b1-5872-b5ea-063d04150f88.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71133-bc10d459-c1b1-5872-b5ea-063d04150f88_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71133-bc10d459-c1b1-5872-b5ea-063d04150f88.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71133-bc10d459-c1b1-5872-b5ea-063d04150f88.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71133-where-are-we-heading-the-current-state-of-openstreetmap-in-numbers","url":"https://api.media.ccc.de/public/events/bc10d459-c1b1-5872-b5ea-063d04150f88","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"6b6d48f0-6f7a-51c9-8054-2fc3276149de","title":"Women Who Map: My Mission to Build Inclusive Mapping Communities in Nepal","subtitle":null,"slug":"sotm2025-69815-women-who-map-my-mission-to-build-inclusive-mapping-communities-in-nepal","link":"https://2025.stateofthemap.org/sessions/YHRMZM/","description":"Building a strong and inclusive mapping community requires leadership, collaboration and a vision that aligns with global geospatial initiatives. As an Om Guru Advanced Mapper, Kathmandu University YouthMappers President and Executive Member \u0026 Sole Mapping Lead of Geomatics Engineering Society (GES) for tenure 2025, I have worked extensively to expand Nepal’s OpenStreetMap (OSM) ecosystem, integrating engineering students, women and interdisciplinary contributors into mapping projects. My leadership has helped grow female mappers and transform the local community into university-level, being in the geospatial field, focused on women to lead mapping and running monthly campaigns across the country, ensuring greater inclusivity and technical engagement.                                                                                                                                                                                                                                                                                                                                                               In April 2025, I single-handedly organized Mapping Week 2025, an open mapping initiative held across Kathmandu University. This program featured 9 distinct open-source mapping applications, more than 12 national and international trainers and a range of community engagement activities including mapathons, quizzes and interactive workshops. The result? A historic rise in female participation and the expansion of mapping interest across university that previously had little exposure to OSM.\nMy talk focuses on how OpenStreetMap can be a tool for technical training, empowerment, inclusion and leadership development. I will reflect on the process of forming KU YouthMappers, expanding beyond a departmental club into a university-wide, multidisciplinary chapter. I will also explore challenges we faced when breaking academic silos, how we sustained motivation among new mappers and strategies that ensured our efforts aligned with OSMF’s larger mission.\nThis session will demonstrate building inclusive and gender-aware communities using open tools like ID editors and JOSM. It also aims to show the potential of young leaders, especially women, in shaping the future of mapping movements in underrepresented regions like Nepal. My ultimate goal is to highlight how ‘Women Who Map’ can be pioneers of change both locally and globally.\n\nThis talk presents my journey of transforming a small, department-specific mapping club into an inclusive, interdisciplinary mapping movement at Kathmandu University, Nepal. From beginner mapper to Advanced Mapper, OM Guru (2024) and sole Mapping Lead 2025 of the Geomatics Engineering Society (GES), I observed the limited participation of women and non-engineering students in OSM activities. Motivated to address this gap, I initiated the creation of a new YouthMappers chapter Kathmandu University YouthMappers which opened participation to students across faculties like environmental science, architecture and computer science. The goal was to foster a community where anyone, regardless of academic background or gender, could contribute to open mapping and OSM.\nIn April 2025, I single-handedly organized Mapping Week 2025, a high-impact event that featured nine open-source mapping applications, over 12 trainers from national and international backgrounds, and activities like mapathons, quizzes and workshops. This program marked a major shift in visibility and inclusion most notably by increasing female participation in mapping for the first time at this scale within the university. Using open tools such as iD Editor, JOSM and uMap, the event showcased how open-source platforms can empower underrepresented voices, build technical capacity and stimulate long-term engagement through peer mentoring and active learning.\nThis session will share insights on how our grassroots chapter aligned with the values of the OpenStreetMap, especially regarding inclusivity, openness, and community collaboration. It will explore strategies to encourage OSM communities, connect local leaders with working groups and build ethical, sustainable communities. By reflecting on challenges and successes, I aim to present a replicable model for inclusive leadership in mapping. My story underscores that women who map can also lead, organize and inspire others ensuring that open mapping remains a space where diverse perspectives shape the future of geospatial knowledge.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Prativa Thapa"],"tags":["69815","2025","sotm2025","Community and Foundation","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":16,"promoted":false,"date":"2025-10-04T09:00:00.000+02:00","release_date":"2026-04-12T00:00:00.000+02:00","updated_at":"2026-04-15T20:15:06.776+02:00","length":1473,"duration":1473,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/69815-6b6d48f0-6f7a-51c9-8054-2fc3276149de.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/69815-6b6d48f0-6f7a-51c9-8054-2fc3276149de_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/69815-6b6d48f0-6f7a-51c9-8054-2fc3276149de.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/69815-6b6d48f0-6f7a-51c9-8054-2fc3276149de.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-69815-women-who-map-my-mission-to-build-inclusive-mapping-communities-in-nepal","url":"https://api.media.ccc.de/public/events/6b6d48f0-6f7a-51c9-8054-2fc3276149de","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"4c439a82-8ccc-58f9-a590-880a2b2fe987","title":"Making OpenStreetMap More Accessible for New Mappers","subtitle":null,"slug":"sotm2025-67602-making-openstreetmap-more-accessible-for-new-mappers","link":"https://2025.stateofthemap.org/sessions/TX88WD/","description":"OpenStreetMap (OSM) has become one of the most valuable open mapping platforms, yet many aspiring contributors struggle with the initial learning curve. Technical complexities, lack of structured on boarding, and limited localized training resources often prevent new mappers from fully engaging with OSM. This talk will highlight key challenges faced by beginners and propose practical solutions to make OSM more accessible and inclusive.\n\nDrawing from my experience as an Open Mapping Guru, a YouthMappers leader, and a trainer with the Open Mapping Hub - Asia Pacific, I will discuss effective strategies for on boarding new contributors. These include localized training resources, mentorship programs, and simplified tool introductions. By addressing these gaps, we can empower a more diverse community to participate actively in open mapping.\n\nOpenStreetMap (OSM) is a powerful tool for open geographic data, yet many new contributors struggle with onboarding due to technical complexities, lack of structured training, and limited mentorship opportunities. These challenges hinder OSM’s potential to grow into a truly inclusive and diverse mapping platform.\n\nIn this talk, I will address key barriers faced by beginners and present actionable solutions to enhance accessibility in OSM. Drawing from my experiences as an Open Mapping Guru, a YouthMappers leader, and a trainer with Open Mapping Hub - Asia Pacific, I will share strategies such as localized training materials, mentorship programs, gamification techniques, and social media engagement.\n\nThrough case studies of successful community-driven initiatives, including YouthMappers projects and grassroots mapping efforts in Bangladesh, I will demonstrate how we can empower new mappers and improve retention. By fostering a more beginner-friendly environment, we can ensure OSM remains a valuable resource for humanitarian efforts, disaster response, and everyday navigation.\n\nAttendees will gain insights on practical ways to support new contributors in their communities and help make OSM more accessible, engaging, and sustainable.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Brazil Singh"],"tags":["67602","2025","sotm2025","Community and Foundation","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":6,"promoted":false,"date":"2025-10-04T06:30:00.000+02:00","release_date":"2026-04-12T00:00:00.000+02:00","updated_at":"2026-04-14T12:45:05.058+02:00","length":685,"duration":685,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/67602-4c439a82-8ccc-58f9-a590-880a2b2fe987.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/67602-4c439a82-8ccc-58f9-a590-880a2b2fe987_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/67602-4c439a82-8ccc-58f9-a590-880a2b2fe987.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/67602-4c439a82-8ccc-58f9-a590-880a2b2fe987.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-67602-making-openstreetmap-more-accessible-for-new-mappers","url":"https://api.media.ccc.de/public/events/4c439a82-8ccc-58f9-a590-880a2b2fe987","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"567a08f3-7e4f-5caa-8b7c-1437456db219","title":"Mapping for Impact: Introducing Open Mapping to Civil Society in Sri Lanka","subtitle":null,"slug":"sotm2025-67871-mapping-for-impact-introducing-open-mapping-to-civil-society-in-sri-lanka","link":"https://2025.stateofthemap.org/sessions/MM8TEB/","description":"The open mapping movement in Sri Lanka has gained significant traction in recent years, with grassroots organizations demonstrating how open geospatial technologies can serve as tools for advocacy, resilience, and participatory governance. Supported by the Vriddhi Project, implemented by UNOPS Sri Lanka, this initiative introduced OpenStreetMap (OSM) and complementary open-source geospatial tools to 113 civil society organizations (CSOs) in Sri Lanka. These CSOs represented diverse sectors including women’s rights, land rights, environmental protection, youth development and disaster risk reduction.\n\nThe approach was structured around four pillars. Initiation and Engagement examined how the unfamiliar concept of open mapping was contextualized in local languages, building trust and digital confidence among grassroots actors. Capacity Building and Toolkits focused on the design of non-technical training modules and the deployment of user-friendly tools that directly informed local advocacy. Challenges and Lessons Learned highlighted issues of digital inequality, connectivity gaps, institutional skepticism, and gendered barriers to participation, while also reflecting on strategies to sustain momentum in remote and conflict-affected areas. Outcomes and Impact showcased case studies, including mapping project outcomes, visualizing land disputes, and documenting community assets, demonstrating how open mapping enhanced transparency, collaboration, and storytelling across civil society initiatives.\n\nBy embedding open mapping practices into grassroots workflows, this project illustrates the transformative potential of locally driven geospatial innovation. It further underscores the critical role of civil society in advancing open data ecosystems and sustaining participatory development in South Asia.\n\nThis session will take the audience on a journey through the practical, human-centered introduction of OpenStreetMap and open geospatial technologies to civil society organizations (CSOs) across Sri Lanka. This  initiative empowered 113 organizations working in diverse sectors—ranging from women’s rights, land rights and environmental protection to youth development and disaster risk reduction.\n\nThe presentation will be structured around four key pillars:\n\n1. Initiation \u0026 Engagement: How the idea of open mapping was introduced to grassroots-level organizations unfamiliar with geospatial tools, Methods used to tailor the concept of “open data” to local contexts in multiple languages, Strategies for building trust and digital confidence among participants.\n\n2. Capacity Building \u0026 Toolkits: Designing training modules suitable for non-technical audiences, Demonstrations of tools like Field Papers, OSM Tracker, QGIS, and the HOT Tasking Manager, Interactive mapping sessions held in underserved communities, and how they unlocked new insights and local advocacy potential.\n\n3. Challenges \u0026 Lessons Learned: Navigating digital divides, internet accessibility issues, and organizational skepticism, Overcoming gendered barriers in tech participation, Building momentum in remote and conflict-affected areas with limited exposure to open data culture.\n\n4. Outcomes \u0026 Impact Stories: Real-world case studies: mapping flood-prone areas, land disputes and visualizing community assets, Reflections on how open maps enhanced transparency, collaboration, and storytelling within civil society projects, Future pathways for sustaining open mapping culture at the grassroots level.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Mohamed Haniffa Fathima Hasna"],"tags":["67871","2025","sotm2025","Community and Foundation","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":8,"promoted":false,"date":"2025-10-04T08:30:00.000+02:00","release_date":"2026-04-12T00:00:00.000+02:00","updated_at":"2026-04-15T21:30:08.320+02:00","length":1134,"duration":1134,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/67871-567a08f3-7e4f-5caa-8b7c-1437456db219.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/67871-567a08f3-7e4f-5caa-8b7c-1437456db219_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/67871-567a08f3-7e4f-5caa-8b7c-1437456db219.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/67871-567a08f3-7e4f-5caa-8b7c-1437456db219.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-67871-mapping-for-impact-introducing-open-mapping-to-civil-society-in-sri-lanka","url":"https://api.media.ccc.de/public/events/567a08f3-7e4f-5caa-8b7c-1437456db219","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"2800bd09-6209-5fe7-9a03-07192ef8df57","title":"How we hacked the Bavarian State with an Open Source Open Letter","subtitle":null,"slug":"glt26-718-how-we-hacked-the-bavarian-state-with-an-open-source-open-letter","link":"https://pretalx.linuxtage.at/glt26/talk/7AC7RK/","description":"None\n\nIn September, a few of us Open Source nerds heard that the Bavarian government wanted to \"sneakily\" \"invest\" another billion Euro in Microsoft Cloud, Teams and 365 – without a tender, and before the year ends (Base contract)\nI talked to friends, and we created an open letter. Soon we were like ten initiators.\nWe found support among many Bavarian Open Source companies and NGOs, only weeks later \u003e 160 companies and institutions had been signing the letter. \n\nWhen larger German NGOs like the Gesellschaft für Informatik (Society for Informatics) and the Bund der Steuerzahler (Tax Payers' Association joined, the Bavarian Government could not stay silent any more. Leading up of today, two secretaries and the minister president have engaged in a public blame game. At first they were angry about the unwanted, additional publicity - and publicly said so. \n\nThe goal of sneakily accomplishing the deal until end of 2025 failed and it is still not finalized. But now - four weeks before an election, secretaries of state for digital and finance are fighting publicly, accusing each other of \"fake news\" and are saying silly things. \nOn camera - and in parliament.  \n\n\"OSS is too expensive\" or \"We needed something federated, decentralized and secure, thus we had to go for MS 365\" and similar. It's fun. \n\nWhat we can learn from this? PR for OSS works, timing is helpful, topics are important and claims like \"ONE BILLION!!\" are valuable. No one knew Trump, Greenland and Davos would come to help us, but they did and made it hard for the conservative Bavarian government to keep doing what they had always been. And we were a bunch of people that stuck it out.\nAnd it's so important that we the OSS community learn how to play against the lobbys. We need to apply the \"divide and conquer\" strategy against the real enemies, not internally.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Markus Feilner"],"tags":["718","2026","glt26","Community","HS i2","glt26-deu","Day 2"],"view_count":485,"promoted":true,"date":"2026-04-11T13:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T02:15:03.699+02:00","length":1853,"duration":1853,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/718-2800bd09-6209-5fe7-9a03-07192ef8df57.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/718-2800bd09-6209-5fe7-9a03-07192ef8df57_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/718-2800bd09-6209-5fe7-9a03-07192ef8df57.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/718-2800bd09-6209-5fe7-9a03-07192ef8df57.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-718-how-we-hacked-the-bavarian-state-with-an-open-source-open-letter","url":"https://api.media.ccc.de/public/events/2800bd09-6209-5fe7-9a03-07192ef8df57","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"d69999d4-b18e-5992-9b2f-2b24f0ee5ffa","title":"Secure Boot und Linux - Geht doch (garnicht?)","subtitle":null,"slug":"glt26-636-secure-boot-und-linux-geht-doch-garnicht","link":"https://pretalx.linuxtage.at/glt26/talk/MXAFPZ/","description":"None\n\nWas ist eigentlich Secure Boot und warum müssen wir das für eine Linux Installation deaktivieren? Oder ist das gar nicht notwendig? In diesem Vortrag möchte ich einen Einblick in das Thema Secure Boot liefern und wie wir auch unter Linux Secure Boot nutzen können und welche Vorteile das bringen kann.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Harald Schwab"],"tags":["636","2026","glt26","Sicherheit","HS i1","glt26-deu","Day 2"],"view_count":190,"promoted":false,"date":"2026-04-11T10:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T00:45:06.003+02:00","length":2335,"duration":2335,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/636-d69999d4-b18e-5992-9b2f-2b24f0ee5ffa.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/636-d69999d4-b18e-5992-9b2f-2b24f0ee5ffa_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/636-d69999d4-b18e-5992-9b2f-2b24f0ee5ffa.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/636-d69999d4-b18e-5992-9b2f-2b24f0ee5ffa.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-636-secure-boot-und-linux-geht-doch-garnicht","url":"https://api.media.ccc.de/public/events/d69999d4-b18e-5992-9b2f-2b24f0ee5ffa","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"49457a96-5b28-5ac7-940f-33cca266f128","title":"Gaming mit Linux statt Windows - Wie gut geht das?","subtitle":null,"slug":"glt26-661-gaming-mit-linux-statt-windows-wie-gut-geht-das","link":"https://pretalx.linuxtage.at/glt26/talk/AWDEN3/","description":"None\n\nMit dem Auslaufen des Windows 10  Supports und der drastisch gestiegenen Unattraktivität von Windows 11 gewinnt Linux zunehmend an Bedeutung als Gaming-Plattform. Gaming-optimierte Distributionen wie Bazzite oder CachyOS schicken sich an, den Wechsel zu erleichtern.\n\nDer erste Teil des Vortrags beschreibt, wie gut sich Linux aktuell als Gaming-Plattform eignet. Dabei werden gängige Fragen erläutert wie: Welche Spiele funktionieren mit Linux, und welche nicht? Wie ist die Performance im Vergleich zu Windows? Wie ist die Unterstützung für Grafikkarten der großen Hersteller? Spiele von welche Online-Läden funktionieren ohne großen Zusatzaufwand (z.B. von Steam, GOG, oder Ubistore)? Was ist mit Spielen aus anderen Quellen? Funktionieren Spiele mit Kopierschutz, (z.B. Denuvo) oder Anti-Cheat?\n\nDer zweiten Teil geht auf die Hintergründe ein, wieso Linux-Gaming im Vergleich zu vor 10 Jahren einen großen Sprung gemacht hat. Was waren die treibenden Ereignisse und Personengruppen dazu? Wer hat Interesse an einem funktionierenden Ökosystem für Linux-Gaming? Welche Risiken und Chancen für die Zukunft ergeben sich daraus?\n\nBesucher des Vortrags sollten damit abschätzen können, ob ihre bestehende Spiele-Sammlung und ihre Hardware für Linux bereits gut aufgestellt sind, wie sie dem genauer nachgehen können, und welche Hersteller sie bevorzugen können, um zumindest mittelfristig für Linux-Gaming gut gerüstet zu sein.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Thomas Aglassinger"],"tags":["661","2026","glt26","Anwendung","HS i2","glt26-deu","Day 2"],"view_count":296,"promoted":true,"date":"2026-04-11T13:45:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T00:15:05.345+02:00","length":1823,"duration":1823,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/661-49457a96-5b28-5ac7-940f-33cca266f128.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/661-49457a96-5b28-5ac7-940f-33cca266f128_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/661-49457a96-5b28-5ac7-940f-33cca266f128.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/661-49457a96-5b28-5ac7-940f-33cca266f128.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-661-gaming-mit-linux-statt-windows-wie-gut-geht-das","url":"https://api.media.ccc.de/public/events/49457a96-5b28-5ac7-940f-33cca266f128","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"0d7f12f0-71c0-5878-9e92-078fbd29a7eb","title":"grommunio - Bridging Reality: Open Source, Digital Sovereignty. Open Source, Not Open-Washed.","subtitle":null,"slug":"glt26-709-grommunio-bridging-reality-open-source-digital-sovereignty-open-source-not-open-washed","link":"https://pretalx.linuxtage.at/glt26/talk/W3PX7L/","description":"None\n\nWie digitale Souveränität in der Praxis tatsächlich funktioniert\n\nOpen Source war noch nie so beliebt – und noch nie so missverstanden.\n\nIn den letzten Jahren ist digitale Souveränität zu einem politischen Schlagwort geworden, Anbieter bezeichnen ihre Produkte stolz als offen, und doch fühlen sich Nutzer und Institutionen oft mehr denn je eingeschränkt. Hinter offenen APIs verbergen sich proprietäre Kerne, hinter „Alternativen” oft neue Abhängigkeiten und hinter glänzenden neuen Plattformen die gleichen alten Migrationsprobleme.\n\nWie sieht echte digitale Souveränität tatsächlich aus – in der Produktion, im Alltag, unter realen Einschränkungen?\n\nAnhand des konkreten Beispiels von grommunio zeigt dieser Vortrag, warum 100 % Open Source kein Marketing-Slogan ist, sondern eine architektonische und organisatorische Verpflichtung. Nicht „Open Core”, nicht „Source Available”, nicht „Open, wenn Sie das Enterprise-Add-on kaufen” – sondern Software, bei der jede relevante Komponente überprüft, modifiziert, betrieben und ersetzt werden kann.\n\nEchte Infrastrukturen entstehen nicht auf der grünen Wiese. Unternehmen, öffentliche Verwaltungen, Universitäten und NGOs leben mit jahrzehntelangem Erbe: Microsoft Outlook, mobile Geräte, bestehende Arbeitsabläufe, Nutzer, die erwarten, dass alles einfach funktioniert. Diese Realität zu ignorieren, schafft keine Souveränität – es schafft Reibung.\n\nDeshalb konzentriert sich grommunio bewusst auf Brücken statt auf Burn-and-Replace-Strategien:\n\n- Native Kompatibilität\n- Offene Protokolle wie MAPI/HTTP und EWS zur sofortigen Integration bestehender Clients\n- Interoperabilität statt Ideologie\n- Evolution statt Revolution\n\nWährend andere ein weiteres geschlossenes Ökosystem aufbauen – auch wenn es auf dem Papier „Open Source” ist – konzentriert sich grommunio darauf, Open Source in realen Umgebungen nutzbar zu machen, nicht nur daneben.\n\n- Warum „Open-Washing” zu einem echten Risiko für die öffentliche IT-Beschaffung wird\n- Wie sich die politische Landschaft in Europa von „Cloud First” zu „Control First” verschiebt\n- Warum digitale Souveränität nicht durch den Austausch von Anbietern erreicht wird, sondern durch den Besitz des Stacks\n- Was Open-Source-Anbieter anders machen müssen, wenn sie langfristig Vertrauen schaffen wollen\n\nDie Botschaft ist klar:\n\nWir reden nicht über digitale Souveränität. Wir liefern sie – jeden Tag. Und wir glauben, dass die Open-Source-Community nichts weniger verlangen sollte.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Michael Kromer"],"tags":["709","2026","glt26","Anwendung","HS i2","glt26-deu","Day 2"],"view_count":164,"promoted":false,"date":"2026-04-11T17:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:03.475+02:00","length":2361,"duration":2361,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/709-0d7f12f0-71c0-5878-9e92-078fbd29a7eb.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/709-0d7f12f0-71c0-5878-9e92-078fbd29a7eb_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/709-0d7f12f0-71c0-5878-9e92-078fbd29a7eb.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/709-0d7f12f0-71c0-5878-9e92-078fbd29a7eb.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-709-grommunio-bridging-reality-open-source-digital-sovereignty-open-source-not-open-washed","url":"https://api.media.ccc.de/public/events/0d7f12f0-71c0-5878-9e92-078fbd29a7eb","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"afda7e13-435b-557c-aee3-8f792594b2e9","title":"Neues Monitoring-System der Systemlandschaft der Grazer Linuxtage","subtitle":null,"slug":"glt26-621-neues-monitoring-system-der-systemlandschaft-der-grazer-linuxtage","link":"https://pretalx.linuxtage.at/glt26/talk/87Y9UQ/","description":"None\n\nDie Grazer Linuxtage wollten für ihre Systemlandschaft ein Monitoring-System. Zwei Schüler der HTBLA Kaindorf haben dies im Rahmen ihrer Diplomarbeit umgesetzt. In diesem Vortrag wird das System kurz vorgestellt, welche Technologien eingesetzt wurden und was sie dabei genau gemacht haben.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Raphael Dorrer"],"tags":["621","2026","glt26","Admin","HS i7","glt26-deu","Day 2"],"view_count":117,"promoted":false,"date":"2026-04-11T14:30:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T23:00:05.321+02:00","length":992,"duration":992,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/621-afda7e13-435b-557c-aee3-8f792594b2e9.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/621-afda7e13-435b-557c-aee3-8f792594b2e9_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/621-afda7e13-435b-557c-aee3-8f792594b2e9.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/621-afda7e13-435b-557c-aee3-8f792594b2e9.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-621-neues-monitoring-system-der-systemlandschaft-der-grazer-linuxtage","url":"https://api.media.ccc.de/public/events/afda7e13-435b-557c-aee3-8f792594b2e9","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"abb64ea7-303c-5beb-9e1f-058f21bc5e46","title":"Implementing OCPP 1.6 CentralSystem for Fun and Profit","subtitle":null,"slug":"glt26-693-implementing-ocpp-1-6-centralsystem-for-fun-and-profit","link":"https://pretalx.linuxtage.at/glt26/talk/9K7PBP/","description":"None\n\nStarting with 2026 I gained access to an OCPP 1.6 conform EV WallBox. Thus I decided to implement a OCPP 1.6 based CentralSystem in Rust.\n\nAs of today the system is able to handle all messages initiated by the ChargingPoint which are defined within OCPP 1.6. Additionally it configures the ChargingPoint upon startup with given configuration parameters like max. charging current (A).\n\nThe goal of the CentralSystem is to enable SmartCharging for privately owned EVs in combination with an existing PV system. Henceforth an integration with a Fronius inverter is also provided.\n\nIn combination with the Fronius inverter it is possible to create optimal ChargingProfiles w.r.t current production and energy prices. \n\nIn the end, this system shall help to gain an optimized usage of the produced kilo Watts from the PV system and if not possible it shall help to coordinate charging for low cost periods.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Benjamin Biber"],"tags":["693","2026","glt26","Anwendung","HS i1","glt26-eng","Day 2"],"view_count":26,"promoted":false,"date":"2026-04-11T14:30:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T21:45:11.798+02:00","length":1437,"duration":1437,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/693-abb64ea7-303c-5beb-9e1f-058f21bc5e46.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/693-abb64ea7-303c-5beb-9e1f-058f21bc5e46_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/693-abb64ea7-303c-5beb-9e1f-058f21bc5e46.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/693-abb64ea7-303c-5beb-9e1f-058f21bc5e46.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-693-implementing-ocpp-1-6-centralsystem-for-fun-and-profit","url":"https://api.media.ccc.de/public/events/abb64ea7-303c-5beb-9e1f-058f21bc5e46","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"869a88fb-9b1d-5c04-910f-140279f3a97b","title":"Privacy at the Code Level","subtitle":null,"slug":"glt26-711-privacy-at-the-code-level","link":"https://pretalx.linuxtage.at/glt26/talk/9JUXWQ/","description":"None\n\n**So you're familiar with secure coding practices, and you've taken steps to secure your devices and protect your personal privacy. But what about the privacy leaks in your code?**\n___\nIn this talk, we'll take a whirlwind tour of privacy issues at the code level: where they happen, how to prevent them, and how to privacy threat model to understand which privacy protections your users need from you. You'll learn how to protect privacy in your APIs and web applications, along with how to keep your systems both private *and* observable when using observability frameworks such as OpenTelemetry.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Cat Easdon"],"tags":["711","2026","glt26","Sicherheit","HS i1","glt26-eng","Day 2"],"view_count":114,"promoted":false,"date":"2026-04-11T18:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T22:00:08.053+02:00","length":2513,"duration":2513,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/711-869a88fb-9b1d-5c04-910f-140279f3a97b.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/711-869a88fb-9b1d-5c04-910f-140279f3a97b_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/711-869a88fb-9b1d-5c04-910f-140279f3a97b.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/711-869a88fb-9b1d-5c04-910f-140279f3a97b.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-711-privacy-at-the-code-level","url":"https://api.media.ccc.de/public/events/869a88fb-9b1d-5c04-910f-140279f3a97b","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"0783a3e9-f7ed-5133-81d4-ba07a4464c59","title":"Lightning Talks","subtitle":null,"slug":"glt26-619-lightning-talks","link":"https://pretalx.linuxtage.at/glt26/talk/WUL3HV/","description":"None\n\nKurzvorträge (max. 5 min) zu verschiedenen Themen.\n\nQuick talks (max. 5 min) about different topics.\n\n---\n\n- Wenn Du einen Lightning Talk halten möchtest, dann melde Dich bitte via Email (lightning@linuxtage.at).\n- Um in der vorhandenen Zeit möglichst viele Talks durchführen zu können, bitten wir Dich, Deine Folien (bzw. einen Download-Link) an die gleiche Email-Adresse zu senden.\n- Das Zeitlimit pro Vortrag wird 5 Minuten sein.\n- Deine Slides müssen auf einem Standard Ubuntu Laptop \"abspielbar\" sein:\n  - D.h. am besten ein PDF\n  - oder als ZIP mit Bildern bzw. Videos (als Slideshow)\n  - oder in Libreoffice\n- Für die Reihenfolge der Vorträge gilt:\n  - die Reihenfolge des Email-Einganges (first come, first serve)\n  - Erst danach spontane Talks aus dem Publikum, bzw. Talks mit eigenem Laptop.\n  - Talks, die nicht auf Video aufgezeichnet werden sollen.\n\n**Bitte beachte**: Die Lightning Talks werden aufgezeichnet und gestreamt! Falls du das nicht möchtest, müssen wir dich bitten, von einem Lightning Talk abzusehen.\n\n--\n\n- If you want to do a lightning talk, then please contact us via eMail (lightning@linuxtage.at)\n- In order to perform as many talks as possible, we kindly ask you to provide your slides (or a download link) to the same email address.\n- The time limit for each talk is 5 minutes.\n- Your slides must be \"playable\" on a standard Ubuntu laptop\n  - best would be a PDF\n  - or a ZIP containing images and videos (slideshow)\n  - or via libreoffice\n- The sequence of talks is determined as follows:\n  - the sequence of the incoming emails (first come, first serve)\n  - then people from the audience may do spontaneous talks, optionally using the own laptop.\n  - finally, talks that shall not be recorded.\n\n**Please note**: Our Lightning Talks are being streamed and recorded. If you don't want that, we have to ask you to not present.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Bernhard \"Slash\" Trummer"],"tags":["619","2026","glt26","Community","HS i2","glt26-deu","Day 2"],"view_count":130,"promoted":false,"date":"2026-04-11T16:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T22:30:07.224+02:00","length":2771,"duration":2771,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/619-0783a3e9-f7ed-5133-81d4-ba07a4464c59.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/619-0783a3e9-f7ed-5133-81d4-ba07a4464c59_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/619-0783a3e9-f7ed-5133-81d4-ba07a4464c59.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/619-0783a3e9-f7ed-5133-81d4-ba07a4464c59.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-619-lightning-talks","url":"https://api.media.ccc.de/public/events/0783a3e9-f7ed-5133-81d4-ba07a4464c59","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"6715c80c-1a25-5d4f-9935-090ff1d5077d","title":"Raspberry Pi vs. Thin Client: Home Assistant optimal betreiben","subtitle":null,"slug":"glt26-723-raspberry-pi-vs-thin-client-home-assistant-optimal-betreiben","link":"https://pretalx.linuxtage.at/glt26/talk/XSHWUM/","description":"None\n\nDer Vortrag beleuchtet den praktischen Einsatz von Raspberry Pi und Thin Clients als Plattformen für Home Assistant. Anhand realer Beispiele wird gezeigt, wo der Raspberry Pi seine Stärken hat – und in welchen Szenarien ein Thin Client in Kombination mit Proxmox und einer Home‑Assistant‑VM die robustere und sinnvollere Lösung darstellt. Neben einem Überblick über typische Hardware‑Setups folgt eine praxisnahe Anleitung über die Installation von Home Assistant unter Proxmox mit einem QCOW2‑Image und wichtiger Konfigurationsschritte.\nDanach werden konkrete Integrationen wie Shelly‑Geräte, MQTT‑Sensorik (AHOY-DTU und SHRDZM) und einfache Automatisierungsregeln vorgestellt. Zum Schluss wird noch ein Home‑Assistant‑Statusmonitor fürs Wohnzimmer vorgestellt – schließlich soll auch ein Raspberry Pi sinnvoll eingesetzt werden.  \nDer Vortrag richtet sich an Einsteiger und Fortgeschrittene, die ihr Smart‑Home flexibler gestalten möchten.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Martin Strohmayer"],"tags":["723","2026","glt26","Hardware","HS i1","glt26-deu","Day 2"],"view_count":133,"promoted":false,"date":"2026-04-11T15:15:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T23:15:05.405+02:00","length":1710,"duration":1710,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/723-6715c80c-1a25-5d4f-9935-090ff1d5077d.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/723-6715c80c-1a25-5d4f-9935-090ff1d5077d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/723-6715c80c-1a25-5d4f-9935-090ff1d5077d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/723-6715c80c-1a25-5d4f-9935-090ff1d5077d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-723-raspberry-pi-vs-thin-client-home-assistant-optimal-betreiben","url":"https://api.media.ccc.de/public/events/6715c80c-1a25-5d4f-9935-090ff1d5077d","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"b8b00c08-3f21-5dca-85c6-5b4ee0d27a53","title":"Proxmox Datacenter Manager","subtitle":null,"slug":"glt26-627-proxmox-datacenter-manager","link":"https://pretalx.linuxtage.at/glt26/talk/SEJ33T/","description":"None\n\nIn einer zunehmend verteilten IT-Landschaft kann das Management mehrerer einzelner Proxmox-Nodes und Cluster schnell zu einer Herausforderung werden. Der Proxmox Datacenter Manager bringt Ordnung in diese Vielfalt: eine zentrale Managementlösung für Proxmox VE- und Proxmox Backup Server Umgebungen, die Übersicht, Kontrolle und Skalierbarkeit in einem Webinterface vereint.\n\nIn diesem Vortrag erfährst du, welche Vorteile du für deine IT-Landschaft mit Proxmox Datacenter Manager herausholen kannst. Ich zeige dir in einer Live-Demo Gast-Lifecycle-Aktionen, Updateverwaltung der Nodes, Firewallübersicht und die Migration von VMs von einem Cluster zu einem anderen Cluster. Zudem erfährst du nicht nur wie du flexible Suchfilter Node/Cluster übergreifend nutzen kannst, sonder auch wie du dein eigenes Dashboard mit Proxmox Datacenter Manager an deine Bedürfnisse gestalten und anpassen kannst.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Mario Loderer"],"tags":["627","2026","glt26","Admin","HS i7","glt26-deu","Day 2"],"view_count":165,"promoted":false,"date":"2026-04-11T12:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:00:06.138+02:00","length":2581,"duration":2581,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/627-b8b00c08-3f21-5dca-85c6-5b4ee0d27a53.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/627-b8b00c08-3f21-5dca-85c6-5b4ee0d27a53_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/627-b8b00c08-3f21-5dca-85c6-5b4ee0d27a53.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/627-b8b00c08-3f21-5dca-85c6-5b4ee0d27a53.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-627-proxmox-datacenter-manager","url":"https://api.media.ccc.de/public/events/b8b00c08-3f21-5dca-85c6-5b4ee0d27a53","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"4936d0cd-4cd8-59c1-8b24-f0b508b630de","title":"From Video to Summary: An Open Source AI Workflow","subtitle":null,"slug":"glt26-655-from-video-to-summary-an-open-source-ai-workflow","link":"https://pretalx.linuxtage.at/glt26/talk/S797SZ/","description":"None\n\nVideo content is everywhere, but extracting key information from hours of recordings is time-consuming. Cloud-based transcription and summarization services exist, but they come with privacy concerns, recurring costs, and dependency on external providers. What if you could run the entire pipeline on your own infrastructure?\n\nThis talk demonstrates a complete, self-hosted workflow for transforming video content into text summaries using only open-source tools. Starting with video files, we extract audio, transcribe it using OpenAI's Whisper, and generate concise summaries with open large language models—all running on-premises without sending your data to third-party services.\n\nThis is about digital sovereignty and practical AI deployment. Whether you're concerned about data privacy, want to avoid cloud costs, or simply prefer to control your own infrastructure, this talk shows you how to build a production-ready video summarization system.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Harald Nezbeda"],"tags":["655","2026","glt26","Anwendung","HS i1","glt26-eng","Day 2"],"view_count":107,"promoted":false,"date":"2026-04-11T12:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:04.098+02:00","length":2896,"duration":2896,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/655-4936d0cd-4cd8-59c1-8b24-f0b508b630de.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/655-4936d0cd-4cd8-59c1-8b24-f0b508b630de_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/655-4936d0cd-4cd8-59c1-8b24-f0b508b630de.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/655-4936d0cd-4cd8-59c1-8b24-f0b508b630de.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-655-from-video-to-summary-an-open-source-ai-workflow","url":"https://api.media.ccc.de/public/events/4936d0cd-4cd8-59c1-8b24-f0b508b630de","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"bb1ffcdb-f78d-5558-8cb2-2e944a83e9d1","title":"Gerätesicherheit verstehen: Verschlüsselung, Integrität und der Einsatz in der Praxis","subtitle":null,"slug":"glt26-712-geratesicherheit-verstehen-verschlusselung-integritat-und-der-einsatz-in-der-praxis","link":"https://pretalx.linuxtage.at/glt26/talk/VWYMVR/","description":"None\n\nFull-Disk-Encryption (FDE) gehört bei vielen Linux-Distributionen inzwischen  \nzur Grundausstattung. Aber wogegen schützt sie tatsächlich? Welche Rolle  \nspielt Datenintegrität, wie hilft ein ein TPM-Chip dabei, und wie kann ein  \nembedded System verschlüsselt sein, ohne dass beim Bootvorgang ein Passwort  \neingegeben werden muss? Und was ist eigentlich eine Evil-Maid?\nDiese und viele weitere Fragen behandelt Richard in seinem Vortrag zur  \nGerätesicherheit. Ziel ist einen Überblick vom Technologiestack zu bekommen  \nund zu verstehen welche Bedrohungsszenarien wodurch verhindert werden  \nkönnen.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Richard Weinberger"],"tags":["712","2026","glt26","Sicherheit","HS i7","glt26-deu","Day 2"],"view_count":116,"promoted":false,"date":"2026-04-11T13:45:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:00:06.126+02:00","length":1597,"duration":1597,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/712-bb1ffcdb-f78d-5558-8cb2-2e944a83e9d1.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/712-bb1ffcdb-f78d-5558-8cb2-2e944a83e9d1_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/712-bb1ffcdb-f78d-5558-8cb2-2e944a83e9d1.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/712-bb1ffcdb-f78d-5558-8cb2-2e944a83e9d1.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-712-geratesicherheit-verstehen-verschlusselung-integritat-und-der-einsatz-in-der-praxis","url":"https://api.media.ccc.de/public/events/bb1ffcdb-f78d-5558-8cb2-2e944a83e9d1","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"d2bf68c6-8fdb-50a4-96a6-de62a68ad650","title":"2025's Top Cyber Threats: A Closer Look","subtitle":null,"slug":"glt26-704-2025-s-top-cyber-threats-a-closer-look","link":"https://pretalx.linuxtage.at/glt26/talk/R8NMLY/","description":"None\n\nGet ready for an inside look at the top cyber threats of 2025. Our CTF-Team, LosFuzzys, will share our real-life experiences and insights on the vulnerabilities we've encountered last year.\nFrom the behind-the-scenes stories to the practical lessons we've learned, this talk is packed with valuable information for anyone interested in cybersecurity.\nJoin us for an engaging and informative session that will give you a better understanding of the current state of security and the types of attacks that are out there. Whether you're a student, a professional, or just someone who wants to be more cyber-aware, this talk is for you!\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Kevin Saiger","leo","sebastian-felix","ansa","Marcell Haritopoulus"],"tags":["704","2026","glt26","Sicherheit","HS i7","glt26-eng","Day 2"],"view_count":157,"promoted":false,"date":"2026-04-11T17:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T00:15:05.495+02:00","length":3094,"duration":3094,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/704-d2bf68c6-8fdb-50a4-96a6-de62a68ad650.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/704-d2bf68c6-8fdb-50a4-96a6-de62a68ad650_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/704-d2bf68c6-8fdb-50a4-96a6-de62a68ad650.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/704-d2bf68c6-8fdb-50a4-96a6-de62a68ad650.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-704-2025-s-top-cyber-threats-a-closer-look","url":"https://api.media.ccc.de/public/events/d2bf68c6-8fdb-50a4-96a6-de62a68ad650","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"24303995-26c0-58a8-945d-e997c398366d","title":"LibreOffice: What we're doing, where we're going, and how you can help","subtitle":null,"slug":"glt26-625-libreoffice-what-we-re-doing-where-we-re-going-and-how-you-can-help","link":"https://pretalx.linuxtage.at/glt26/talk/JZGPGP/","description":"None\n\nYou surely know LibreOffice – the free and open source office suite and successor to OpenOffice(.org). But who's behind it, what are we working on, and how can everyone (yes, everyone!) help to make it even better? In this talk we'll give some updates on the suite and The Document Foundation – the non-profit behind it – and have time for some questions too!\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Mike Saunders"],"tags":["625","2026","glt26","Anwendung","HS i2","glt26-eng","Day 2"],"view_count":152,"promoted":false,"date":"2026-04-11T14:30:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:03.545+02:00","length":2092,"duration":2092,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/625-24303995-26c0-58a8-945d-e997c398366d.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/625-24303995-26c0-58a8-945d-e997c398366d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/625-24303995-26c0-58a8-945d-e997c398366d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/625-24303995-26c0-58a8-945d-e997c398366d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-625-libreoffice-what-we-re-doing-where-we-re-going-and-how-you-can-help","url":"https://api.media.ccc.de/public/events/24303995-26c0-58a8-945d-e997c398366d","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"149c0817-7c28-51e6-98bc-f39938630772","title":"Zeigst Du mir Deins, zeig ich Dir meins!","subtitle":"","slug":"subscribe11-58227-zeigst-du-mir-deins-zeig-ich-dir-meins","link":"https://pretalx.c3voc.de/subscribe11/talk/C8YUQS/","description":"Wir zeigen uns gegenseitig unsere Podcast-Hardware und tauschen unsere Meinungen dazu aus. Bringt alle Euer Aufnahmegerät, Eure Kabellage, Eure Kopfhörer und Headsets, Eure Aufzeichnungssoftware und andere technische Lösungen zur Aufnahme von Podcasts auf. Wir platzieren alles auf einem großen Tisch und alle dürfen allen alles erklären.\r\n\r\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":[],"tags":["58227","2024","subscribe11","Kleiner Saal","subscribe11-deu","Berlin","Day 2"],"view_count":39,"promoted":false,"date":"2024-10-19T15:45:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T19:30:05.972+02:00","length":1156,"duration":1156,"thumb_url":"https://static.media.ccc.de/media/events/subscribe/11/58227-149c0817-7c28-51e6-98bc-f39938630772.jpg","poster_url":"https://static.media.ccc.de/media/events/subscribe/11/58227-149c0817-7c28-51e6-98bc-f39938630772_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/subscribe/11/58227-149c0817-7c28-51e6-98bc-f39938630772.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/subscribe/11/58227-149c0817-7c28-51e6-98bc-f39938630772.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/subscribe11-58227-zeigst-du-mir-deins-zeig-ich-dir-meins","url":"https://api.media.ccc.de/public/events/149c0817-7c28-51e6-98bc-f39938630772","conference_title":"SUBSCRIBE 11","conference_url":"https://api.media.ccc.de/public/conferences/subscribe11","related":[]},{"guid":"af8f3122-916e-57a3-a076-ea37a911f044","title":"What can we learn from Android for other embedded Linux systems security?","subtitle":null,"slug":"glt26-615-what-can-we-learn-from-android-for-other-embedded-linux-systems-security","link":"https://pretalx.linuxtage.at/glt26/talk/J8GCHE/","description":"None\n\nAndroid has become the primary operating system for a significant part of the global population, and it uses Linux at its core. While the user space stack on top of the kernel is vastly different from the usual desktop distributions, lessons learnt in Android platform development are valuable to other (embedded) Linux systems. In particular, Android has pioneered the scaled deployment of a number of security measures, from application level sandboxing and permissions to fine-grained SELinux policies and dm-verity for system partition integrity. However, the most difficult challenge seems protecting against insider attacks, potentially with access to private signing keys. These mitigations can be used for other embedded Linux systems as well, and this talk should be seen as a call to action to try and adopt some of them more broadly in the embedded Linux ecosystem.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["René Mayrhofer"],"tags":["615","2026","glt26","Keynote","HS i7","glt26-eng","Day 2"],"view_count":110,"promoted":false,"date":"2026-04-11T09:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:03.669+02:00","length":2911,"duration":2911,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/615-af8f3122-916e-57a3-a076-ea37a911f044.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/615-af8f3122-916e-57a3-a076-ea37a911f044_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/615-af8f3122-916e-57a3-a076-ea37a911f044.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/615-af8f3122-916e-57a3-a076-ea37a911f044.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-615-what-can-we-learn-from-android-for-other-embedded-linux-systems-security","url":"https://api.media.ccc.de/public/events/af8f3122-916e-57a3-a076-ea37a911f044","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"0efe1f2c-2db5-5f1d-a1c5-de74abb2aa02","title":"Die Stärken des Device Mappers - von dm-cache bis dm-zoned","subtitle":null,"slug":"glt26-647-die-starken-des-device-mappers-von-dm-cache-bis-dm-zoned","link":"https://pretalx.linuxtage.at/glt26/talk/BK3CTW/","description":"None\n\nDer Device Mapper ist seit der Kernel-Version 2.6 – und somit seit mehr als 20 Jahren – Bestandteil des Linux-Kernels. Er ermöglicht die Bereitstellung virtueller Blockgeräte, indem er deren Adressraum auf andere Blockgeräte oder spezielle Funktionen abbildet. So kann er beispielsweise physische Blockgeräte wie Festplatten oder SSDs auf übergeordnete virtuelle Blockgeräte abbilden.\n\nDer Device Mapper bildet beispielsweise die Grundlage für den Logical Volume Manager (LVM), Linux-Software-RAIDs und die dm-crypt-Verschlüsselung. Daneben stehen noch weitere über 20 Targets für produktive bzw. Debugging-Zwecke bereit. Im Vortrag gibt Werner Fischer einen Überblick über sämtliche Targets. Zudem wird er auch kurz auf DRBD, MD (RAID) und bcache eingehen.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Werner Fischer"],"tags":["647","2026","glt26","Admin","HS i7","glt26-deu","Day 2"],"view_count":89,"promoted":false,"date":"2026-04-11T13:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:00:06.149+02:00","length":1612,"duration":1612,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/647-0efe1f2c-2db5-5f1d-a1c5-de74abb2aa02.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/647-0efe1f2c-2db5-5f1d-a1c5-de74abb2aa02_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/647-0efe1f2c-2db5-5f1d-a1c5-de74abb2aa02.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/647-0efe1f2c-2db5-5f1d-a1c5-de74abb2aa02.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-647-die-starken-des-device-mappers-von-dm-cache-bis-dm-zoned","url":"https://api.media.ccc.de/public/events/0efe1f2c-2db5-5f1d-a1c5-de74abb2aa02","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"1dbb1575-251e-5981-9f96-f1b8cc9664ef","title":"CANCOM - SMART Workplace","subtitle":null,"slug":"glt26-737-cancom-smart-workplace","link":"https://pretalx.linuxtage.at/glt26/talk/WSRALC/","description":"None\n\n- Überblick über den **CANCOM SMART Workplace**\n- Warum **Modern Workplace**?  \n- Bedeutung von **digitaler Souveränität**\n- Technische Einblicke in das Setup von **CANCOM SMART Workplace**\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Stefan Leiner","Fabio Stix","David Angerer"],"tags":["737","2026","glt26","Anwendung","HS i1","glt26-deu","Day 2"],"view_count":67,"promoted":false,"date":"2026-04-11T11:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T13:00:06.151+02:00","length":2415,"duration":2415,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/737-1dbb1575-251e-5981-9f96-f1b8cc9664ef.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/737-1dbb1575-251e-5981-9f96-f1b8cc9664ef_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/737-1dbb1575-251e-5981-9f96-f1b8cc9664ef.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/737-1dbb1575-251e-5981-9f96-f1b8cc9664ef.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-737-cancom-smart-workplace","url":"https://api.media.ccc.de/public/events/1dbb1575-251e-5981-9f96-f1b8cc9664ef","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"1182e6ba-3b0e-52c2-96b3-a3c05667c740","title":"Mathematische OSS in der Praxis: Logik, Optimierung, Graphentheorie und mehr mit SageMath","subtitle":null,"slug":"glt26-738-mathematische-oss-in-der-praxis-logik-optimierung-graphentheorie-und-mehr-mit-sagemath","link":"https://pretalx.linuxtage.at/glt26/talk/CXCG99/","description":"None\n\nSageMath (kurz Sage) vereint die Stärken vieler Open-Source-Libraries – von hochspezialisierten Computeralgebrasystemen über numerische Bibliotheken bis zu Graphentheorie-Paketen – alles unter einem einheitlichen Python-Interface. Aber wie wendet man sie auf reale Probleme an?\n\nIm Vortrag möchte ich meine Praxiserfahrung aus über 10 Jahren Forschung im Bereich Computermathematik teilen – von graphentheoretischen Fragestellungen bis zur Performance-Skalierung vom Laptop zu tausenden Cluster-Nodes.\n\nInsbesondere werden wir den Fokus auf sogenannte \"Mixed Integer Programs\" (MIP) legen, da viele praktische Fragestellungen wie Zuweisungs-, Packing- oder Routingprobleme sich als solche abbilden lassen. Standardmäßig nutzt Sage den OSS-Solver GLPK, kann jedoch auch kommerzielle Solver wie Gurobi verwenden (sobald eingerichtet, braucht es lediglich einen Parameter wie ```solver=\"gurobi\"```). Wichtig ist das Bewusstsein, dass viele Optimierungsprobleme NP-schwer sind – man braucht also oft einen anderen Zugang, eine alternative Formulierung, eine Relaxierung oder eine andere Methodik wie SAT- oder SMT-Solver, um weiterzukommen.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Manfred Scheucher"],"tags":["738","2026","glt26","Anwendung","HS i2","glt26-deu","Day 2"],"view_count":110,"promoted":false,"date":"2026-04-11T12:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T21:30:10.037+02:00","length":2754,"duration":2754,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/738-1182e6ba-3b0e-52c2-96b3-a3c05667c740.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/738-1182e6ba-3b0e-52c2-96b3-a3c05667c740_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/738-1182e6ba-3b0e-52c2-96b3-a3c05667c740.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/738-1182e6ba-3b0e-52c2-96b3-a3c05667c740.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-738-mathematische-oss-in-der-praxis-logik-optimierung-graphentheorie-und-mehr-mit-sagemath","url":"https://api.media.ccc.de/public/events/1182e6ba-3b0e-52c2-96b3-a3c05667c740","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"e55962ec-5294-50e9-87af-2f6a6e2d868b","title":"Rechtliche Situation bei Entwicklung von FOSS Software im Arbeitskontext","subtitle":null,"slug":"glt26-638-rechtliche-situation-bei-entwicklung-von-foss-software-im-arbeitskontext","link":"https://pretalx.linuxtage.at/glt26/talk/V7QKWY/","description":"None\n\nIn diesem Vortrag werden die rechtlichen Herausforderungen für Angestellte und freie Dienstnehmer bei Entwicklungen/Beiträgen zu Freier und Open Source Software (FOSS) behandelt. \nInsbesondere geht es um Fragen in Bezug auf Lizenz- und Urheberrechtsfragen, Geheimhaltungsfragen, Rechte an Arbeitsergebnissen, Vertragsgestaltung.\nWorauf ist zu achten?  Wem gehört das geistige Eigentum/Nutzungsrechte im Rahmen der Entwicklung? \nMit dem Vortrag soll auch gezeigt werden, wie eine klare FOSS-Policy hilft, FOSS-Beiträge zu regeln, um rechtliche Unsicherheiten zu minimieren und Konflikte zu vermeiden sowie die Qualität der Beiträge sicherzustellen.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Melanie Carmen Punz"],"tags":["638","2026","glt26","Community","HS i2","glt26-deu","Day 2"],"view_count":41,"promoted":false,"date":"2026-04-11T11:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T17:00:04.074+02:00","length":2848,"duration":2848,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/638-e55962ec-5294-50e9-87af-2f6a6e2d868b.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/638-e55962ec-5294-50e9-87af-2f6a6e2d868b_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/638-e55962ec-5294-50e9-87af-2f6a6e2d868b.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/638-e55962ec-5294-50e9-87af-2f6a6e2d868b.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-638-rechtliche-situation-bei-entwicklung-von-foss-software-im-arbeitskontext","url":"https://api.media.ccc.de/public/events/e55962ec-5294-50e9-87af-2f6a6e2d868b","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"f7f88eb9-955e-54c8-a4e3-3253ec911544","title":"Das Fediverse und Österreich: Was ist da eigentlich (nicht) los?","subtitle":null,"slug":"glt26-721-das-fediverse-und-osterreich-was-ist-da-eigentlich-nicht-los","link":"https://pretalx.linuxtage.at/glt26/talk/JVZNFR/","description":"None\n\nEigentlich wäre sie da, die Alternative zu Big Tech in der Online-Kommunikation: Das Fediverse mit Diensten wie Mastodon, Pixelfed, Friendica oder Peertube entwickelt sich kontinuierlich weiter und ermöglicht eine Form der Kommunikation, die nicht von einigen wenigen Multimilliardären kontrolliert wird. Aber wo ist Österreich in diesem Bild? Wo sind die österreichischen Accounts?\n \nDie von Cory Doctorow als „Enshittification“ beschriebene Entwicklung großer Plattformen schreitet derweil mehr oder weniger ungestört voran: immer mehr Kommerzialisierung, Datenverwertung, undurchsichtige Algorithmen, politische Einflussnahme. Was wir bei X als Worst-Case-Szenario erlebt haben, ist keineswegs nur ein Einzelphänomen, sondern eher das problematische Wesen der Struktur weiter Teile unserer digitalen Welt.\n \nTrotz Debatten über digitale Souveränität und gemeinnützige Infrastrukturen unabhängig von den großen US-Playern bleibt die Online-Kommunikation auch in Österreich stark an proprietäre Plattformen gebunden. Nur wenige öffentliche Einrichtungen, Medienhäuser, zivilgesellschaftliche Organisationen oder auch Einzelpersonen sind im Fediverse sichtbar präsent. In vielen österreichischen Redaktionen und unter Journalist:innen ist das Thema kaum oder – folgt man manchen Mediendebatten – offenbar gar nicht bekannt. Warum eigentlich?\n \nEinen Gegenakzent setzt beispielsweise seit zwei Jahren die Universität Innsbruck mit einer eigenen Mastodon-Instanz auf universitätseigenen Servern, angebunden an Single Sign-on, offen für alle Mitarbeiter:innen und eingebettet in die Kommunikationsstrategie „Open Science Communication“ inklusive einer engen Zusammenarbeit mit Wikimedia Österreich. Gerade öffentliche Institutionen können hier eine Vorreiter- und Vorbildfunktion einnehmen.\n \nVerglichen mit Entwicklungen etwa in Deutschland und Frankreich stellt sich die Frage, welche Allianzen zwischen Verwaltung, Hochschulen, Medien und unterschiedlichen Communities entstehen können, damit das Fediverse in Österreich stärker verankert wird. Die Grazer Linuxtage könnten dabei als Ort dienen, an dem sich Menschen mit ähnlichen Anliegen begegnen und nächste Schritte für mehr Sensibilisierung und Vernetzung im österreichischen Kontext besprechen. \n\nWir brauchen auch hierzulande viel mehr: Open Communication.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Melanie Bartos"],"tags":["721","2026","glt26","Community","HS i1","glt26-deu","Day 2"],"view_count":253,"promoted":false,"date":"2026-04-11T13:45:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T21:30:10.398+02:00","length":1789,"duration":1789,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/721-f7f88eb9-955e-54c8-a4e3-3253ec911544.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/721-f7f88eb9-955e-54c8-a4e3-3253ec911544_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/721-f7f88eb9-955e-54c8-a4e3-3253ec911544.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/721-f7f88eb9-955e-54c8-a4e3-3253ec911544.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-721-das-fediverse-und-osterreich-was-ist-da-eigentlich-nicht-los","url":"https://api.media.ccc.de/public/events/f7f88eb9-955e-54c8-a4e3-3253ec911544","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"71c459fe-7e64-5f56-8d55-8790ff9dc2f5","title":"Transitous - Free and Open Public transport routing","subtitle":null,"slug":"glt26-679-transitous-free-and-open-public-transport-routing","link":"https://pretalx.linuxtage.at/glt26/talk/AJZHEG/","description":"None\n\nFOSS applications around public transport for the longest time were stuck with using proprietary and reverse engineered APIs from transport operators that could disappear at any point without notice, and which had arbitrary product limitations or regional boundaries. Transitous is a community-run public transport routing service built with Free Software and Open Data to provide an alternative to this. Started in 2024 it meanwhile covers more 300,000 concurrent trips on an average workday in over 60 countries.\n\nIn this talk we'll look at where Transitous came from, how it's built and what features it offers for use in FOSS applications. We will also cover what data it consumes and how you can contribute by adding new datasets, improving and extending exiting ones, and which aspects of OpenStreetMap (OSM) mapping are particularly relevant for routing.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Volker Krause"],"tags":["679","2026","glt26","Open-Data","HS i7","glt26-eng","Day 2"],"view_count":177,"promoted":false,"date":"2026-04-11T15:15:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T00:30:04.971+02:00","length":1473,"duration":1473,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/679-71c459fe-7e64-5f56-8d55-8790ff9dc2f5.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/679-71c459fe-7e64-5f56-8d55-8790ff9dc2f5_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/679-71c459fe-7e64-5f56-8d55-8790ff9dc2f5.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/679-71c459fe-7e64-5f56-8d55-8790ff9dc2f5.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-679-transitous-free-and-open-public-transport-routing","url":"https://api.media.ccc.de/public/events/71c459fe-7e64-5f56-8d55-8790ff9dc2f5","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"f4496e37-7c2e-5a17-af8f-e80957d4f7e4","title":"Satellitenbetrieb an der TU Graz Amateurfunkstation RCCW feat. Linux und F(L)OSS","subtitle":null,"slug":"glt26-714-satellitenbetrieb-an-der-tu-graz-amateurfunkstation-rccw-feat-linux-und-f-l-oss","link":"https://pretalx.linuxtage.at/glt26/talk/MZ3XTS/","description":"None\n\nSatellitenfunkbetrieb im Amateurfunk könnte man als Nische in der Nische bezeichen - am Beispiel zweier Projekte an der TU Graz zeigen wir, wie spannend diese Nische sein kann und wo dabei Linux und open source Software verwendet wird.\n- **Fram2Ham**: Empfangswettbewerb 2025 von Signalen einer bemannten Raumkapsel im Polarorbit zwischen multi-nationalen Teams von Universitäten und Oberstufenschulen.\n- **WX-Sat Station**: Empfangsstation für Wettersatelliten im 2 m Frequenzband\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Alan Hauer - OE5LAE","Gregor Steinbauer","markus","Julian"],"tags":["714","2026","glt26","Community","HS i2","glt26-deu","Day 2"],"view_count":104,"promoted":false,"date":"2026-04-11T15:15:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T23:45:05.619+02:00","length":1676,"duration":1676,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/714-f4496e37-7c2e-5a17-af8f-e80957d4f7e4.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/714-f4496e37-7c2e-5a17-af8f-e80957d4f7e4_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/714-f4496e37-7c2e-5a17-af8f-e80957d4f7e4.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/714-f4496e37-7c2e-5a17-af8f-e80957d4f7e4.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-714-satellitenbetrieb-an-der-tu-graz-amateurfunkstation-rccw-feat-linux-und-f-l-oss","url":"https://api.media.ccc.de/public/events/f4496e37-7c2e-5a17-af8f-e80957d4f7e4","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"c9e401f0-538c-5ca6-a98e-e1d3616545ec","title":"Exploring Linux kernel in an 'Embedded' way","subtitle":null,"slug":"glt26-724-exploring-linux-kernel-in-an-embedded-way","link":"https://pretalx.linuxtage.at/glt26/talk/HY3YKB/","description":"None\n\nThe Linux kernel source code is available publicly and can be downloaded by anyone.\nBut the problem is - tens of thousands of files and millions of lines of code makes it hard for us to understand the Linux kernel by reading the source code. I want to show audience the way to explore the Linux kernel source through open source tools with the help of any development board capable of running Linux kernel.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Kirteekumar Sonawane"],"tags":["724","2026","glt26","Entwicklung","HS i7","glt26-eng","Day 2"],"view_count":58,"promoted":false,"date":"2026-04-11T16:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T18:45:06.162+02:00","length":2557,"duration":2557,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/724-c9e401f0-538c-5ca6-a98e-e1d3616545ec.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/724-c9e401f0-538c-5ca6-a98e-e1d3616545ec_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/724-c9e401f0-538c-5ca6-a98e-e1d3616545ec.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/724-c9e401f0-538c-5ca6-a98e-e1d3616545ec.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-724-exploring-linux-kernel-in-an-embedded-way","url":"https://api.media.ccc.de/public/events/c9e401f0-538c-5ca6-a98e-e1d3616545ec","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"9f8f59f9-7732-56fb-8f0d-02f289f2e9b1","title":"decentralize \u0026 automate your code: Offene Software, hohe Qualität und wenig Aufwand - mit forgejo \u0026 co. die Welt in kleinen Schritten verbessern","subtitle":null,"slug":"glt26-713-decentralize-automate-your-code-offene-software-hohe-qualitat-und-wenig-aufwand-mit-forgejo-co-die-welt-in-kleinen-schritten-verbessern","link":"https://pretalx.linuxtage.at/glt26/talk/XLUPFE/","description":"None\n\nViele kennen es: Ein kleines Problem, ein \"man müsste mal\", und schon liegt ein kleines Stück Software irgendwo rum.\n\nUnd natürlich wollen wir die Welt ein bisschen verbessern: Schnell ein Repo, ein Package und vielleicht ein wenig Dokumentation gebaut. Welche Möglichkeiten gibt es, dies dezentral zu lösen, ohne von einem Konzern abhängig zu sein? Wie kann das auch in Zukunft noch funktionieren?\n\nUnd was passiert eigentlich, nachdem das kleine Stückchen Weltverbesserung in die Freiheit entlassen wurde? Dependencies wollen gepflegt, PRs bearbeitet \u0026 neue Versionen releast werden. Du hast deine Pipeline verbessert? Es wäre doch super, wenn alle deine Repos das mitbekommen!\n\n**In diesem Vortrag geht es darum, was mit forgejo, forgejo actions, renovate, copier \u0026 co. alles geht, und wie auch du mit wenig Aufwand dein Leben einfacher machen und die Welt ein klein wenig verbessern kannst!**\n\nGanz im Sinne meines [GPN23-Vortrages \"Baut bessere Infrastruktur - und redet darüber!\"](https://media.ccc.de/v/gpn23-303-baut-bessere-infrastruktur-und-redet-darber-): Baut bessere Software - und redet darüber!\n\nZunächst schauen wir uns die technischen und organisatorischen Grundlagen an: Was brauche ich, um CI-Pipelines zu verstehen und mit forgejo zu nutzen? Welche Aktivitäten sind wichtig? Wo kann ich mir manuelle Arbeit sparen? Wie kann Pflege und Contribution in kleinen Projekte funktionieren?\n\nUm all dies gut umzusetzen, hat sich für mich eine Sammlung von Tools ergeben, die miteinander Arbeiten, um meine FOSS-Skripte gut und sicher zu publishen. Das ganze natürlich (möglichst) dezentral, souverän und Self-/Community-Hosted.\n\nDie gemachten Erfahrungen möchte ich gerne mit euch Teilen, und euch zum Nachbauen und weiter entwickeln motivieren:\nRenovate kümmert sich nicht nur um aktuelle externe, sondern auch interne Dependencies. \nCopier sorgt dafür, dass ich sämtliche unterstützende Bausteine wie CI-Pipeline-Definitionen, Config Files etc. einfach wiederverwenden kann.\nUnd um das ganze Laufen zu lassen, benötige ich den ein oder anderen Container: Wie baue ich diese eigentlich sicher, aktuell und dezentral?\n\nZum Schluss kommt natürlich auch die wichtige Frage: Was fehlt noch, was kann man besser machen \u0026 welche Probleme gibt es?\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["margau"],"tags":["713","2026","glt26","Entwicklung","HS i2","glt26-deu","Day 2"],"view_count":98,"promoted":false,"date":"2026-04-11T18:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:04.970+02:00","length":2672,"duration":2672,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/713-9f8f59f9-7732-56fb-8f0d-02f289f2e9b1.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/713-9f8f59f9-7732-56fb-8f0d-02f289f2e9b1_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/713-9f8f59f9-7732-56fb-8f0d-02f289f2e9b1.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/713-9f8f59f9-7732-56fb-8f0d-02f289f2e9b1.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-713-decentralize-automate-your-code-offene-software-hohe-qualitat-und-wenig-aufwand-mit-forgejo-co-die-welt-in-kleinen-schritten-verbessern","url":"https://api.media.ccc.de/public/events/9f8f59f9-7732-56fb-8f0d-02f289f2e9b1","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"d3e027fb-da1c-53c9-8228-b7ca67340149","title":"Warum müssen wir (noch) Windows verwenden?  Erfahrungen zum langfristigen Einsatz von Linux in Kleinunternehmen","subtitle":null,"slug":"glt26-681-warum-mussen-wir-noch-windows-verwenden-erfahrungen-zum-langfristigen-einsatz-von-linux-in-kleinunternehmen","link":"https://pretalx.linuxtage.at/glt26/talk/RVSQLK/","description":"None\n\nNicht erst aufgrund der aktuellen Ereignisse, wodurch Schlagwörter wie ‚Digitale Souveränität‘  oder ‚Softwareautonomie‘ auf einmal in aller Munde sind, ist Linux eine interessante Alternative im professionellen Bereich. Während es sich im Serverbereich als stabil, zuverlässig und sicher durchgesetzt hat, findet es im Desktopbereich noch nicht die breite Verwendung. Obwohl es ursprünglich für diesen Zweck  entwickelt wurde.\n\nEs gibt hier nach wie vor von vielen Anwendern, aber auch selbst unter IT-Fachleuten, Unwissen, Vorurteile und Unklarheiten, zum Einsatz von Linux in Unternehmen. \nEine davon ist, dass Linux nur mit Aufwand oder nur im Serverbereich in größeren Unternehmen mit entsprechendem Fachpersonal eingesetzt werden kann. \nOder dass der IT-Aufwand für Kleinunternehmen zu hoch wäre und es nur etwas für Softwareentwickler oder Nerds wäre, die Linux privat im Desktopbereich einsetzen.\n\t\nDemgegenüber wird Linux in unserem Unternehmen seit 2005 sukzessive eingesetzt. Sowohl im Desktop- wie auch im Serverbereich wird hier durchgehend auf Debian Linux zurückgegriffen. Dabei war es das Ziel, jede im Unternehmen notwendige IT-Einheit (Rechen-, Mail-, Cloudserver, u.ä.) als eigene Hardware abzubilden. Mittlerweile kann hier auf \u003e20 Jahre Betriebserfahrung zurückgegriffen werden.\n\nWaren es ursprünglich Performancegründe und Sicherheitsüberlegungen, kann heute gezeigt werden, dass sich beim durchgehenden Einsatz von Linux gerade aus Unternehmersicht einige Vorteile darstellen lassen: Sicherheit, Robustheit, Zuverlässigkeit, aber auch Nachhaltigkeit und vor allem geringe Kosten. \n\nTrotzdem ist es bis dato notwendig, einige Rechner auch noch unter Windows zu betreiben. Weil es z.B. keine entsprechend geeignete professionelle Anwendungssoftware zur Verfügung steht bzw. weil keine geeignete Portierung von Softwareherstellern unter Linux bereitgestellt wird. Die Gründe dafür sind nicht immer nachvollziehbar. Sie sind aber wohl die eigentliche Einsatzbarriere für eine stärkere Verbreitung von Linux in Unternehmen.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Hermann Maier"],"tags":["681","2026","glt26","Anwendung","HS i1","glt26-deu","Day 2"],"view_count":230,"promoted":false,"date":"2026-04-11T13:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:15:03.458+02:00","length":1646,"duration":1646,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/681-d3e027fb-da1c-53c9-8228-b7ca67340149.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/681-d3e027fb-da1c-53c9-8228-b7ca67340149_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/681-d3e027fb-da1c-53c9-8228-b7ca67340149.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/681-d3e027fb-da1c-53c9-8228-b7ca67340149.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-681-warum-mussen-wir-noch-windows-verwenden-erfahrungen-zum-langfristigen-einsatz-von-linux-in-kleinunternehmen","url":"https://api.media.ccc.de/public/events/d3e027fb-da1c-53c9-8228-b7ca67340149","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"34a9349f-e1ec-5ebf-929b-5572e8a7d58b","title":"Tatort 🤡-IT","subtitle":null,"slug":"glt26-648-tatort-it","link":"https://pretalx.linuxtage.at/glt26/talk/ARZU9Q/","description":"None\n\nIm täglichen Geschäft kümmert sich der Vortragende unter anderem darum, dass die IT-Infrastruktur von diversen Kunden wie gewünscht und möglichst stressfrei funktioniert. \n\nImmer wieder gibt es dabei aber auch spannende Debugging- und Feuerwehr-Einsätze. Im Vortrag schauen wir einige dieser \"sysadmin stories of things gone wrong\" an. Es geht dabei u.a. um Firewalls, Backup-Software und Passwörter. Wir analysieren anhand dieser Geschichten, was konkret schief lief und welche Lektionen sich daraus lernen lassen. Und welche Fehler gilt es beim Betrieb von IT-Infrastruktur generell zu vermeiden, um nicht mit 🤡-IT zu enden?\n\nDer Vortrag erfordert *keine* speziellen Vorkenntnisse, aufgrund der Fragestellungen sollte für jedes Skill-Level was passendes dabei sein. Inhaltlich richtet sich der  Vortrag an alle Interessierten rund um den zuverlässigen, langfristigen und stabilen Betrieb von IT-Infrastruktur.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Michael Prokop"],"tags":["648","2026","glt26","Admin","HS i7","glt26-deu","Day 2"],"view_count":747,"promoted":true,"date":"2026-04-11T11:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:45:03.351+02:00","length":2727,"duration":2727,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/648-34a9349f-e1ec-5ebf-929b-5572e8a7d58b.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/648-34a9349f-e1ec-5ebf-929b-5572e8a7d58b_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/648-34a9349f-e1ec-5ebf-929b-5572e8a7d58b.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/648-34a9349f-e1ec-5ebf-929b-5572e8a7d58b.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-648-tatort-it","url":"https://api.media.ccc.de/public/events/34a9349f-e1ec-5ebf-929b-5572e8a7d58b","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"88ca035c-be8f-5efa-af7b-fb6dd780b37e","title":"KDE: 30 years of the Linux desktop","subtitle":null,"slug":"glt26-691-kde-30-years-of-the-linux-desktop","link":"https://pretalx.linuxtage.at/glt26/talk/JJUQSM/","description":"None\n\n2026 is the 30th anniversary of KDE.\n\nThirty years is a remarkable milestone. This talk looks back at the history of the Linux desktop, with a special focus on KDE, revisiting our origins, examining the present, and offering a glimpse into the future.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"eng","persons":["Albert Astals Cid"],"tags":["691","2026","glt26","Community","HS i1","glt26-eng","Day 2"],"view_count":543,"promoted":true,"date":"2026-04-11T17:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T01:00:06.101+02:00","length":2747,"duration":2747,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/691-88ca035c-be8f-5efa-af7b-fb6dd780b37e.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/691-88ca035c-be8f-5efa-af7b-fb6dd780b37e_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/691-88ca035c-be8f-5efa-af7b-fb6dd780b37e.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/691-88ca035c-be8f-5efa-af7b-fb6dd780b37e.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-691-kde-30-years-of-the-linux-desktop","url":"https://api.media.ccc.de/public/events/88ca035c-be8f-5efa-af7b-fb6dd780b37e","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"c715e518-7473-5b52-839e-d4eb5c8031ac","title":"Android ohne Überwachung: FOSS-Apps auf dem Smartphone","subtitle":null,"slug":"glt26-662-android-ohne-uberwachung-foss-apps-auf-dem-smartphone","link":"https://pretalx.linuxtage.at/glt26/talk/T7YKD9/","description":"None\n\nIm Juli 2024 zeigte eine ausführliche Recherche von netzpolitik.org und dem Bayerischen Rundfunk anschaulich, wie Standortdaten detaillierte Bewegungsprofile von Millionen Menschen offenlegen. Viele Apps, darunter Wetter-, Navigations- oder Dating-Apps, senden diese Informationen an die jeweiligen Anbieter, sobald Nutzer die Standortfreigabe aktivieren. Solche Daten sind wertvoll und werden von Datenhändlern weiterverkauft.\n\nWer die herkömmlichen Apps auf einem normalen Android-Smartphone nutzt, kann gegen diese Überwachung nur wenig tun.\n\nEs geht aber auch anders: Zahlreiche FOSS-Apps eignen sich durchaus als Alternative zu den bislang gewohnten Apps. Sie arbeiten meist datensparsam, sodass sich der digitale Fußabdruck verringert. Zudem bieten alternative ROMs wie /e/OS oder GrapheneOS die Möglichkeit, ohne Google-Dienste auszukommen und somit noch weniger überwacht zu werden.\n\nIm Vortrag zeigt Werner, wie einfach der Umstieg auf /e/OS ist und welche FOSS-Apps sich im Alltag bewährt haben.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Werner Fischer"],"tags":["662","2026","glt26","Sicherheit","HS i2","glt26-deu","Day 2"],"view_count":295,"promoted":true,"date":"2026-04-11T10:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-15T19:00:05.102+02:00","length":2951,"duration":2951,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/662-c715e518-7473-5b52-839e-d4eb5c8031ac.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/662-c715e518-7473-5b52-839e-d4eb5c8031ac_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/662-c715e518-7473-5b52-839e-d4eb5c8031ac.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/662-c715e518-7473-5b52-839e-d4eb5c8031ac.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-662-android-ohne-uberwachung-foss-apps-auf-dem-smartphone","url":"https://api.media.ccc.de/public/events/c715e518-7473-5b52-839e-d4eb5c8031ac","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"10029d77-610f-5c4b-aaca-0653ad561e2a","title":"C-ITS: Mit einem ESP32 Ampeln, Straßenbahnen und Autos tracken","subtitle":null,"slug":"glt26-688-c-its-mit-einem-esp32-ampeln-straenbahnen-und-autos-tracken","link":"https://pretalx.linuxtage.at/glt26/talk/SRQ3M9/","description":"None\n\nWusstest du, dass dein Auto, wenn es **Car2X** über **ITS-G5** unterstützt, bis zu 4 mal pro Sekunde die exakte GPS-Position, Geschwindigkeit, Längs- und Querbeschleunigung, Pedalstellungen, Länge + Breite und vieles mehr unverschlüsselt auf einem 5-GHz-Band überträgt?\n\nAuch die Straßenbahnen in Graz senden diese Daten, und sogar ihre Liniennummer. Damit können wir die Garnituren live tracken und in einer Karte anzeigen.\n\nViele Ampeln in Graz unterstützen mittlerweile **C-ITS** und senden sekündlich Daten über den genauen Aufbau der Fahrstreifen und den exakten Zustand der Signale, sowie wann die nächste Phase zu erwarten ist.\n\nMit einem **ESP32-C5** können wir diese Daten bereits aus einigen hundert Metern Entfernung empfangen.\n\nWir zeigen euch, wie wir diese Daten erfassen und verarbeiten. Auf einer Live-Karte könnt ihr (im Abdeckungsbereich) Straßenbahnen sehen, die Farbe der Ampeln und wann diese das nächste Mal umschalten, und welche Autos mit Car2X gerade wie schnell fahren.\n\nMit Grafana zeigen wir historische Daten der Ampelschaltungen und Statistiken, etwa zu Wartezeiten an  Fußgängerübergängen und Autospuren. Wir geben euch auch Zugriff auf die gesammelten Daten für eigene Auswertungen.\n\nUm die Abdeckung zu verbessern, benötigen wir eure Unterstützung! Wir haben eine Platine mit **ESP32-C5** und **PoE** gebaut, mit der ihr selbst **C-ITS**-Pakete erfassen könnt, und uns für unsere offene Karte zur Verfügung stellen, oder selbst verarbeiten könnt.\n\nLicensed to the public under https://creativecommons.org/licenses/by/4.0/","original_language":"deu","persons":["Peter Pötzi","Michael Ehrenreich"],"tags":["688","2026","glt26","Open-Data","HS i7","glt26-deu","Day 2"],"view_count":1491,"promoted":true,"date":"2026-04-11T10:00:00.000+02:00","release_date":"2026-04-11T00:00:00.000+02:00","updated_at":"2026-04-16T02:45:03.979+02:00","length":2923,"duration":2923,"thumb_url":"https://static.media.ccc.de/media/events/glt/2026/688-10029d77-610f-5c4b-aaca-0653ad561e2a.jpg","poster_url":"https://static.media.ccc.de/media/events/glt/2026/688-10029d77-610f-5c4b-aaca-0653ad561e2a_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/glt/2026/688-10029d77-610f-5c4b-aaca-0653ad561e2a.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/glt/2026/688-10029d77-610f-5c4b-aaca-0653ad561e2a.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/glt26-688-c-its-mit-einem-esp32-ampeln-straenbahnen-und-autos-tracken","url":"https://api.media.ccc.de/public/events/10029d77-610f-5c4b-aaca-0653ad561e2a","conference_title":"Grazer Linuxtage 2026","conference_url":"https://api.media.ccc.de/public/conferences/glt26","related":[]},{"guid":"9f8c4e27-1924-5f88-8b44-3fadfe8a52a9","title":"HOT 15-year Anniversary","subtitle":null,"slug":"sotm2025-71141-hot-15-year-anniversary","link":"https://2025.stateofthemap.org/sessions/U9MSCX/","description":"The Humanitarian OpenStreetMap Team (HOT) celebrates its 15th anniversary in 2025. This presentation will explore HOT's evolution from a small group of mappers responding to the Haiti earthquake to a global organization at the forefront of humanitarian mapping. We'll delve into key milestones, technological advancements, the growth of the HOT community, and the increasing role of local mappers in leading humanitarian responses. The talk will also address the challenges and opportunities for the next 15 years, including sustainability, technological innovation, and expanding the impact of open mapping in a changing world. This presentation will examine how HOT has transformed disaster response, development initiatives, and community empowerment through collaborative mapping. It will also look at how HOT has fostered a global community of mappers and the impact of open data on humanitarian efforts. Furthermore, the presentation will discuss the strategic directions HOT is taking to ensure its continued relevance and effectiveness in an ever-changing technological and global landscape, emphasizing the importance of partnerships, innovation, and inclusivity.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Geoffrey Kateregga"],"tags":["71141","2025","sotm2025","Community and Foundation","Apo","sotm2025-eng","OSM","OpenStreetMap","Day 1"],"view_count":6,"promoted":false,"date":"2025-10-03T04:30:00.000+02:00","release_date":"2026-04-10T00:00:00.000+02:00","updated_at":"2026-04-11T15:15:06.444+02:00","length":1933,"duration":1933,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71141-9f8c4e27-1924-5f88-8b44-3fadfe8a52a9.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71141-9f8c4e27-1924-5f88-8b44-3fadfe8a52a9_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71141-9f8c4e27-1924-5f88-8b44-3fadfe8a52a9.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71141-9f8c4e27-1924-5f88-8b44-3fadfe8a52a9.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71141-hot-15-year-anniversary","url":"https://api.media.ccc.de/public/events/9f8c4e27-1924-5f88-8b44-3fadfe8a52a9","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"ad530977-7831-5789-b7b1-a9702b8f408c","title":"OSM Swiss Style and the new OSM Swiss Base Map","subtitle":null,"slug":"sotm2025-71162-osm-swiss-style-and-the-new-osm-swiss-base-map","link":"https://2025.stateofthemap.org/sessions/RD3WXL/","description":"This talk will present the OSM Swiss Style project and the new OSM Swiss Base Map, which was developed by University of Applied Sciences OST, in cooperation with ETH Zurich, Sourcepole AG and the Swiss OpenStreetMap Association. The goal is to create a base map for thematic maps that blends Swiss cartographic design principles such as clarity and readability with modern technologies like vector tiles and unique worldwide datasets such as OpenStreetMap (OSM) data and Terrain 3D tiles. The map style pays particular attention to public transport. It uses MapLibre GL JS, PMTiles, Tilemaker with Lua scripts and an extended Shortbread schema. Graphical assets include custom-made icons, icons from the OSM project, and the Roboto font. Innovations include geographical name and points-of-interest (POI) prioritization with QRank, which will be discussed alongside the challenges experienced so far.\n\nThis talk will present the OSM Swiss Style project and the new OSM Swiss Base Map. This small project is a collaboration between the Eastern Switzerland University of Applied Sciences OST, ETH Zurich's Institute of Cartography and Geoinformation, Sourcepole AG and the Swiss OpenStreetMap Association.\n\nThe project's main goal was to develop a base map for OSM.ch that could be used as a base layer for creating thematic maps for various applications, such as tourism and mobility, under a CC BY 4.0 licence. The idea was to combine traditional Swiss map design, with its clarity and readability and hill and rock shading, with modern open-source technologies such as vector tiles, as well as unique worldwide datasets such as OpenStreetMap (OSM) and 3D terrain data (terrain tiles).\n\nCurrently, the map is limited to the bounding box around Switzerland, but the tools and styles are designed to be scalable worldwide. The map style pays particular attention to public transport (railways) versus private transport and features clear, categorised symbols.\n\nThe front-end uses MapLibre GL JS with plug-ins including PMTiles. Graphical assets include icons from the OSM project, custom point, line, and area symbology, and the Roboto font family. Backend processes are handled using Tilemaker with Lua scripts and an extended version of the Shortbread vector tile schema.\n \nDiscussed innovations include prioritization of geographical names and points-of-interest (POI) using the QRank dataset. Some challenges will also be mentioned, like data preprocessing and generalization. It is hoped that the innovations and challenges mentioned will stimulate a lively Q\u0026A session.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Stefan Keller"],"tags":["71162","2025","sotm2025","Cartography","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":19,"promoted":false,"date":"2025-10-04T10:30:00.000+02:00","release_date":"2026-04-10T00:00:00.000+02:00","updated_at":"2026-04-14T22:00:06.968+02:00","length":1692,"duration":1692,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71162-ad530977-7831-5789-b7b1-a9702b8f408c.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71162-ad530977-7831-5789-b7b1-a9702b8f408c_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71162-ad530977-7831-5789-b7b1-a9702b8f408c.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71162-ad530977-7831-5789-b7b1-a9702b8f408c.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71162-osm-swiss-style-and-the-new-osm-swiss-base-map","url":"https://api.media.ccc.de/public/events/ad530977-7831-5789-b7b1-a9702b8f408c","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"712ffb19-5f78-5c17-95e0-7a06fc8f5549","title":"Community Participatory Mapping of Water Sanitation and Hygiene Access for Sustainable Urban Planning.","subtitle":null,"slug":"sotm2025-71084-community-participatory-mapping-of-water-sanitation-and-hygiene-access-for-sustainable-urban-planning","link":"https://2025.stateofthemap.org/sessions/XXHWYH/","description":"Access to safe water and sanitation is critical for public health and sustainable urban development, yet significant disparities persist in informal settlements across low- and middle-income countries. This study explores inequalities in WASH access within Korogocho and Viwandani which are two densely populated informal settlements in Nairobi, using a participatory geospatial approach. Community members collaborated in mapping key WASH-related assets, including water points, sanitation facilities, and waste collection sites, enabling a detailed spatial understanding often absent in official datasets.\nA three-stage methodology was applied: participatory asset mapping, field validation using SurveyCTO , and data digitization and uploading onto OpenStreetMap. The process not only improved data quality but also empowered and built capacity of local residents through engagement in data collection and urban planning discussions.\nResults revealed critical service gaps, facility unreliability, and infrastructure needs, particularly during droughts. Despite Nairobi’s reported high access levels to improved water (96.4%), this figure masks deep inequalities within its informal settlements. By identifying priority areas and visualizing spatial inequalities, participatory GIS offers a scalable model for inclusive planning and equitable WASH interventions. This research underscores the role of community-driven mapping in fostering sustainable urban resilience and informing policy for underserved populations.\n\nThis study employed a participatory three-stage approach to assess water access in informal settlements, focusing on mapping, data collection, and open-data sharing through OpenStreetMap (OSM). The first stage involved community participatory mapping, where local residents and leaders identified water access points, sanitation facilities, and waste collection areas, including piped connections, boreholes, and kiosks. This inclusive process addressed gaps in conventional mapping methods by capturing both official and community-used facilities. Focus group discussions provided further insights into the reliability, cost, and accessibility of these services, and the data was digitized using QGIS for spatial analysis.\nIn the second stage, trained community members conducted field validation using SurveyCTO, a GPS-enabled mobile platform, to gather georeferenced water access data. A rigorous cleaning and validation process enhanced the dataset's reliability by cross-checking with previous spatial  datasets.\nFinally, the dataset was uploaded to OSM, making it publicly accessible for planners, researchers, and decision-makers. A group of community members were involved through all the different stages and trained on how to use the different tools as required. This open-data initiative supports evidence-based urban water planning, enabling stakeholders to prioritize infrastructure and policy interventions in underserved areas, fostering equitable development and improved water access for vulnerable populations.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Esther Judith"],"tags":["71084","2025","sotm2025","Community and Foundation","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":0,"promoted":false,"date":"2025-10-05T06:30:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-09T18:51:31.459+02:00","length":583,"duration":583,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71084-712ffb19-5f78-5c17-95e0-7a06fc8f5549.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71084-712ffb19-5f78-5c17-95e0-7a06fc8f5549_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71084-712ffb19-5f78-5c17-95e0-7a06fc8f5549.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71084-712ffb19-5f78-5c17-95e0-7a06fc8f5549.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71084-community-participatory-mapping-of-water-sanitation-and-hygiene-access-for-sustainable-urban-planning","url":"https://api.media.ccc.de/public/events/712ffb19-5f78-5c17-95e0-7a06fc8f5549","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"c0a6dc02-c68a-5780-b5cc-be0309c6f79f","title":"What Could You Do with 100 Days of Mapping?","subtitle":null,"slug":"sotm2025-71098-what-could-you-do-with-100-days-of-mapping","link":"https://2025.stateofthemap.org/sessions/3WWGYS/","description":"What could you really accomplish with 100 days of consistent mapping? Add 1000 buildings, delete 100 nodes, or achieve completeness for an entire neighbourhood? Within the OpenStreetMap community, mappers contribute at different levels and frequencies using several tools and editors to enhance the map. In this presentation, we will share our experiences mapping every single day - the lessons learnt, the shortcuts we somehow didn't know, and key insights on maintaining data quality while sustaining a daily mapping practice over an extended period. We'll explore frameworks that could be considered for similar mapping challenges, strategies for finding motivation when inspiration runs low, and tracking progress to celebrate mapping milestones along the way.\n\nSince February, I've implemented a daily OpenStreetMap contribution practice(inspired by community members in Tanzania who mapped daily in 2024!). This systematic approach to consistent mapping has provided valuable insights into both the technical and motivational aspects of sustained OSM engagement.\n\nIn this presentation, I will share my experiences mapping daily, examining how regular, incremental contributions can develop into meaningful map improvements over time. I'll discuss the variety of mapping tasks undertaken, the challenges encountered, and the quantifiable progression in mapping efficiency and quality.\n\nThe session will outline practical considerations for those interested in adopting a similar mapping routine, including time allocation strategies, approaches to maintaining engagement during challenging periods, and methods for evaluating contribution impact. The presentation will address how both brief daily sessions and more extended mapping periods can be effectively integrated into a sustainable practice.\n\nThis talk aims to present a structured framework for consistent OSM participation that attendees can adapt to their specific contexts, potentially enhancing both individual mapping capabilities and collective contributions to the OpenStreetMap project.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Laura Mugeha"],"tags":["71098","2025","sotm2025","Mapping","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":4,"promoted":false,"date":"2025-10-05T06:30:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-10T08:45:05.206+02:00","length":1631,"duration":1631,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71098-c0a6dc02-c68a-5780-b5cc-be0309c6f79f.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71098-c0a6dc02-c68a-5780-b5cc-be0309c6f79f_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71098-c0a6dc02-c68a-5780-b5cc-be0309c6f79f.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71098-c0a6dc02-c68a-5780-b5cc-be0309c6f79f.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71098-what-could-you-do-with-100-days-of-mapping","url":"https://api.media.ccc.de/public/events/c0a6dc02-c68a-5780-b5cc-be0309c6f79f","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"390a96ff-a693-58da-a065-e9e7ccab54ed","title":"The Role of Crowdsourced Damage Assessment in Disaster Response and Recovery","subtitle":null,"slug":"sotm2025-71121-the-role-of-crowdsourced-damage-assessment-in-disaster-response-and-recovery","link":"https://2025.stateofthemap.org/sessions/YDENQX/","description":"During disasters, there is a need for accurate, rapid, and reliable mapping, validation, and damage assessment to inform humanitarian response and recovery efforts. However, as disasters are often extensive in scale, it is important that these methodologies are scalable and can be employed for multiple affected areas at any point in time.\n\nCrowdsourced mapping, validation, and damage assessment, when combined with multiple layers of validation with local knowledge, enables humanitarian actors to quickly reach multiple affected areas at once - ensuring that no one is left behind. Humanitarian OpenStreetMap Team (HOT) will cover the crowdsourced methodology piloted for the 2025 Myanmar Earthquake response, the outcomes, and the lessons learned.\n\nThere are pros and cons in applying different methodologies - AI-generated, expert-led, or crowdsourced - during a disaster. HOT sees value in employing a mixed-methods approach. This session will also explore the methodologies' benefits and limitations, and HOT's preliminary assessment of a mixed-methods model for future disaster response.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Honey Fombuena","Bernard Heng"],"tags":["71121","2025","sotm2025","Mapping","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":2,"promoted":false,"date":"2025-10-05T04:00:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-10T17:15:05.715+02:00","length":1799,"duration":1799,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71121-390a96ff-a693-58da-a065-e9e7ccab54ed.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71121-390a96ff-a693-58da-a065-e9e7ccab54ed_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71121-390a96ff-a693-58da-a065-e9e7ccab54ed.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71121-390a96ff-a693-58da-a065-e9e7ccab54ed.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71121-the-role-of-crowdsourced-damage-assessment-in-disaster-response-and-recovery","url":"https://api.media.ccc.de/public/events/390a96ff-a693-58da-a065-e9e7ccab54ed","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"bff14e50-7939-54a6-ad5f-c479f710f96a","title":"OSM mapping of building damage - review and prospects after Chido in Mayotte","subtitle":null,"slug":"sotm2025-71066-osm-mapping-of-building-damage-review-and-prospects-after-chido-in-mayotte","link":"https://2025.stateofthemap.org/sessions/RMVQF9/","description":"On December 14, 2024, the territory of Mayotte, a French department of more than 300,000 inhabitants made up of several islands between Africa and Madagascar, was hit by the passage of Chido, the most violent cyclone it had seen in more than fifty years.\nPleiades imagery taken in the following days, between December 17 and 24, were posted online and released for the OSM contribution. These images provided an opportunity to compare the situation before and after the disaster and to assess the damage to thousands of buildings. The presentation will explain the chosen methodology, which was inspired by the few examples previously produced in OSM and by a methodology developed by researchers at the Harvard Humanitarian Initiative. It will briefly show the editing workflow, which uses a specific preset and cartographic style in JOSM and relies on detailed descriptions and videos in several languages. It will also analyze the results obtained and the statistics generated throughout the cartographic process. It will compare them with other post-Chido evaluations carried out remotely or in the field, but on smaller samples. Finally, it will look at the prospects for replication in other contexts affected by wind damage.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Séverin Ménard"],"tags":["71066","2025","sotm2025","Mapping","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":0,"promoted":false,"date":"2025-10-05T04:30:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-09T18:18:21.955+02:00","length":1617,"duration":1617,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71066-bff14e50-7939-54a6-ad5f-c479f710f96a.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71066-bff14e50-7939-54a6-ad5f-c479f710f96a_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71066-bff14e50-7939-54a6-ad5f-c479f710f96a.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71066-bff14e50-7939-54a6-ad5f-c479f710f96a.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71066-osm-mapping-of-building-damage-review-and-prospects-after-chido-in-mayotte","url":"https://api.media.ccc.de/public/events/bff14e50-7939-54a6-ad5f-c479f710f96a","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"650f5439-c1b2-5fb6-a136-21b4eafb976c","title":"From Mappers to Movement Builders: Strengthening Local Leadership through Open Mapping Gurus","subtitle":null,"slug":"sotm2025-71087-from-mappers-to-movement-builders-strengthening-local-leadership-through-open-mapping-gurus","link":"https://2025.stateofthemap.org/sessions/TFURNU/","description":"The Open Mapping Gurus are more than skilled mappers—they are changemakers rooted in their local contexts, driven by purpose, and committed to building resilient communities through open data. As mapping needs shift from short-term project engagement to long-term sustainability and impact, we need to equip these local champions not just with tools—but with vision, leadership, and strategy.\n\nThis workshop explores how Open Mapping Gurus can play a central role in implementing and co-owning regional and national community-building strategies. Drawing from the Asia-Pacific Open Mapping Hub’s 2025–2030 Community Building Strategy, this session will present pathways for local leadership, inclusive participation, and cross-border collaboration. Participants will unpack the strategy’s key objectives—such as strengthening grassroots mapping, integrating community-centered monitoring and evaluation (MEL), and scaling open mapping through partnerships—and localize these goals through the lens of their own communities.\n\nUsing interactive frameworks, reflection tools, and real-world examples, the workshop will help Gurus:\n\n1) Identify their unique leadership role and local impact potential\n2) Map opportunities for growing their local communities or projects\n3) Align their ongoing work with regional strategy goals\n4) Collaborate with other Gurus and partners to solve shared challenges\n\nBy the end of this session, Gurus will leave with a clearer roadmap of how their grassroots work fits into a broader open mapping movement—where their contributions are seen, supported, and celebrated. This is not just a workshop; it's an invitation to step more confidently into your leadership role within the open mapping ecosystem.\n\nThis interactive workshop is designed for Open Mapping Gurus and emerging local leaders who are ready to take their community mapping efforts to the next level. While many have contributed to mapping projects that support disaster response, health access, and development goals, sustaining this work—and the communities behind it—requires more than just mapping skills. It requires a strategic approach to community building, collaboration, and leadership.\n\nDrawing from the Asia-Pacific Open Mapping Hub’s 2025–2030 Community Building Strategy, this session aims to connect the dots between individual efforts and the larger open mapping movement across the region. Participants will learn how to align their local initiatives with regional objectives focused on grassroots leadership, inclusive participation, capacity strengthening, and cross-border collaboration.\n\nUsing hands-on activities, small group work, and guided reflection, Gurus will identify their strengths, share their challenges, and create personal roadmaps that link their goals to regional priorities. The session will also spotlight successful community initiatives from across the Asia-Pacific region to inspire collaboration and knowledge exchange.\n\nThis session is ideal for anyone who wants to grow from an individual contributor into a community leader, mentor, and changemaker within the open mapping movement.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Mikko Tamura","Honey Fombuena"],"tags":["71087","2025","sotm2025","Mapping","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":0,"promoted":false,"date":"2025-10-05T05:30:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-09T18:40:32.755+02:00","length":1780,"duration":1780,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71087-650f5439-c1b2-5fb6-a136-21b4eafb976c.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71087-650f5439-c1b2-5fb6-a136-21b4eafb976c_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71087-650f5439-c1b2-5fb6-a136-21b4eafb976c.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71087-650f5439-c1b2-5fb6-a136-21b4eafb976c.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71087-from-mappers-to-movement-builders-strengthening-local-leadership-through-open-mapping-gurus","url":"https://api.media.ccc.de/public/events/650f5439-c1b2-5fb6-a136-21b4eafb976c","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"2168696c-97a7-5a86-89ce-66dc2378bc0d","title":"Lightning Talks V","subtitle":null,"slug":"sotm2025-74411-lightning-talks-v","link":"https://2025.stateofthemap.org/sessions/N79KTE/","description":"## Building Resilience Spales through Open Mapping\n_by Jannie Fleur V. Oraño_\n\n## Mapping pet-friendly spaces in OSM \n_by Leigh Lunas_\n\n## Geo Drawing\n_by Moe Anjo, Mia Kozaki, Rensei Inoue, Yudai Kato_\n\n## OSM vs. Field Practical Training\n_by Erick Tamba Mnyali_\n\n## World's best addressing system\n_Dan Jacobson_\n\n## Invitation to FOSS4G 2026 in Hiroshima\n_by Satoshi Tanaka_\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["SotM Working Group"],"tags":["74411","2025","sotm2025","Lightning Talks","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":8,"promoted":false,"date":"2025-10-05T06:00:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-12T22:45:05.560+02:00","length":2045,"duration":2045,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/74411-2168696c-97a7-5a86-89ce-66dc2378bc0d.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/74411-2168696c-97a7-5a86-89ce-66dc2378bc0d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/74411-2168696c-97a7-5a86-89ce-66dc2378bc0d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/74411-2168696c-97a7-5a86-89ce-66dc2378bc0d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-74411-lightning-talks-v","url":"https://api.media.ccc.de/public/events/2168696c-97a7-5a86-89ce-66dc2378bc0d","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"e2f101fe-649f-5221-ad72-5403db541d6e","title":"Why and how to visualize OSM data using pmtiles","subtitle":null,"slug":"sotm2025-71664-why-and-how-to-visualize-osm-data-using-pmtiles","link":"https://2025.stateofthemap.org/sessions/UUTQZX/","description":"In this talk I will describe the pros and cons of using the pmtiles vector tile format in comparison with other tile formats. I will then talk about some of the tools available to generate pmtiles tiles based on OSM data and other GIS formats, inspect these tiles and visualize them on a website. Finally, I will demonstrate how I built in the real world a data pipeline to filter and transform OSM data, combine it with other data from external sources, generate pmtiles using the tools previously described and implement a website to display the generated tiles on a map.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Daniele Santini"],"tags":["71664","2025","sotm2025","Cartography","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":4,"promoted":false,"date":"2025-10-05T06:00:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-13T17:15:06.294+02:00","length":1268,"duration":1268,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71664-e2f101fe-649f-5221-ad72-5403db541d6e.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71664-e2f101fe-649f-5221-ad72-5403db541d6e_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71664-e2f101fe-649f-5221-ad72-5403db541d6e.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71664-e2f101fe-649f-5221-ad72-5403db541d6e.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71664-why-and-how-to-visualize-osm-data-using-pmtiles","url":"https://api.media.ccc.de/public/events/e2f101fe-649f-5221-ad72-5403db541d6e","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"9195d325-c69e-5e33-96a2-6846a7f61897","title":"~Translation and Mapathons~  Building Open Mapping Education  by Students; A YouthMappers Student Project from Furuhashi Lab, Japan","subtitle":null,"slug":"sotm2025-71115-translation-and-mapathons-building-open-mapping-education-by-students-a-youthmappers-student-project-from-furuhashi-lab-japan","link":"https://2025.stateofthemap.org/sessions/8VMYYW/","description":"This talk introduces a student-led initiative from the Furuhashi Lab at Aoyama Gakuin University in Japan, focusing on the localization of global open mapping knowledge. As a YouthMappers chapter, we are currently translating the open-access book Open Mapping towards Sustainable Development Goals into Japanese. The aim of this translation project is to make critical mapping knowledge accessible to non-English-speaking students and to encourage greater participation in the open mapping community.\n\nRecognizing the importance of engaging peers through action, we organized our first online Mapathon in early 2025. This event helped beginner mappers gain hands-on experience and fostered a sense of community among participants. Building on its success, we are now planning a collaborative inter-university Mapathon scheduled for July 2025, with the goal of expanding our network and impact across academic institutions in Japan.\n\nIn this talk, we will share insights from managing the translation workflow, including how we divided chapters, ensured consistency in technical vocabulary, and utilized collaborative tools such as GitHub for version control. We will also reflect on our outreach efforts—how we communicated the value of open mapping to our peers and engaged them in both the translation and mapping processes.\n\nThrough this project, we aim to empower students with the knowledge and tools needed to contribute to global development goals through geospatial technologies. Ultimately, our initiative highlights the potential of youth-driven efforts to strengthen open mapping education and build inclusive communities, even in regions where English is not the primary language.\n\nSince October 2023, YouthMappers AGU—based at the Furuhashi Laboratory of Aoyama Gakuin University in Japan—has been leading a student-driven translation project of the open-access book “Open Mapping towards Sustainable Development Goals.” This book, published by Springer, collects diverse case studies from YouthMappers chapters across the globe, demonstrating how young people address social and environmental challenges through open mapping.\n\nIn Japan, awareness of YouthMappers, OpenStreetMap (OSM), and humanitarian mapping remains relatively low, particularly among students. To bridge this gap, our seminar group proposed translating the book into Japanese—not only to make the content accessible to non-English speakers, but also to inspire local mapping activities based on global examples. This translation effort also serves as an opportunity to cultivate academic and digital literacy skills within the seminar.\n\nThe project started during our Fall 2023 semester. We divided the 370-page book among 12 seminar members, assigning roughly 20 pages each. To ensure quality, we created shared translation rules covering tone (formal), terminology consistency (e.g., “map” rendered consistently), format alignment with the original layout, and reference handling. All translations are stored collaboratively on Google Drive and GitHub. As of April 2025, 140 pages have been completed. Our goal is to finalize the full Japanese version by September 2025.\n\nIn parallel, our team also initiated hands-on engagement through a student-led online Mapathon held in January 2025. The event involved preparation of posters (via Canva), registration forms, and slide decks. Participants, mostly undergraduates, were introduced to creating OSM accounts, navigating the Tasking Manager, and mapping buildings in Yoronjima, Japan. Post-event surveys showed that while time was limited, many valued the experience of learning the basics of humanitarian mapping.\n\nKey reflections from this event include the importance of communication setup: for instance, participants using smartphones for Zoom and laptops for mapping caused screen-sharing issues, hindering real-time support. Some were unfamiliar with Zoom’s screen-sharing function. These experiences highlighted the need for clearer technical preparation, which we plan to implement in future events.\n\nLooking ahead, we are planning a collaborative Mapathon with another university in July 2025, aiming to expand inter-university cooperation in humanitarian mapping and involve more Japanese students in the global YouthMappers movement.\n\nThis presentation will showcase our dual-track initiative: (1) localizing global YouthMappers knowledge through structured translation work, and (2) fostering peer learning and community engagement through Mapathon events. As students in the Furuhashi Lab, we will also reflect on how being part of an OSM-active academic lab has supported our growth. We hope our efforts inspire other YouthMappers chapters—especially in non-English-speaking contexts—to pursue similar educational and participatory projects.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Aki Sato"],"tags":["71115","2025","sotm2025","Education","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":5,"promoted":false,"date":"2025-10-04T06:00:00.000+02:00","release_date":"2026-04-09T00:00:00.000+02:00","updated_at":"2026-04-10T10:30:04.860+02:00","length":1114,"duration":1114,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71115-9195d325-c69e-5e33-96a2-6846a7f61897.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71115-9195d325-c69e-5e33-96a2-6846a7f61897_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71115-9195d325-c69e-5e33-96a2-6846a7f61897.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71115-9195d325-c69e-5e33-96a2-6846a7f61897.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71115-translation-and-mapathons-building-open-mapping-education-by-students-a-youthmappers-student-project-from-furuhashi-lab-japan","url":"https://api.media.ccc.de/public/events/9195d325-c69e-5e33-96a2-6846a7f61897","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"9ae8b13e-1909-511e-bfbf-6a8a7468aa79","title":"Community-Driven Data: How Local Knowledge is Reshaping Urban Waste Systems","subtitle":null,"slug":"sotm2025-71095-community-driven-data-how-local-knowledge-is-reshaping-urban-waste-systems","link":"https://2025.stateofthemap.org/sessions/VTGCCY/","description":"Effective urban solid waste management in African cities remains a critical challenge characterized by rapid urbanization, limited infrastructure, and insufficient data. Traditional top-down approaches often fail to address the unique, hyperlocal realities of waste generation, disposal behaviors, and service gaps. This presentation explores how OpenMap Development Tanzania (OMDTZ) with the funds from the World Bank, has implemented community-driven data collection approaches in Tanzania, Mozambique, and Kenya to fill this knowledge gap and build more responsive, inclusive waste management systems.\n\nThrough the integration of OpenStreetMap (OSM), mobile data tools like OpenDataKit, OsmAnd, and participatory mapping techniques, communities have been engaged in mapping informal waste collection points, illegal dumping sites, transfer stations, and service coverage areas. By centering local knowledge, these projects have produced actionable geospatial data that informs city-level planning, supports environmental health interventions, and amplifies citizen voices in waste governance.\nParticipants will gain insights into how grassroots data collection not only improves the quality of open data but also reshapes power dynamics in urban planning, placing communities at the forefront of building cleaner, more sustainable cities.\n\nUrban waste management systems across many African cities face severe capacity challenges. Waste collection services are often inconsistent, infrastructure is unevenly distributed, and data on where and how waste is generated and handled is largely missing or outdated. This session shares lessons from community-centered mapping initiatives implemented by OMDTZ and partners in Dar es Salaam, Nacala- Mozambique, and Mombasa -Kenya, where local residents have played a central role in generating critical waste-related datasets.\n\nInstead of relying solely on municipal audits or high-tech surveys, the approach engages community members, youth groups, and local organizations to map and monitor solid waste dynamics in their own neighborhoods. Equipped with mobile tools, participatory maps, and training, local data collectors document:\n\n1. Community perception and attitudes on the solid waste management\n2. Waste handling modes, dispose ways and payment behavior\n3. Informal dumpsites and hotspots for illegal dumping\n4. Waste collection service routes and gaps\n5. Types and volumes of waste generated in residential areas\n6. Proximity of vulnerable communities to unmanaged waste zones\n\nThese datasets are then analyzed and shared with the responsible authority, allowing governments and funders to create the city-level strategic plans for solid waste management. While researchers access real-time, location-specific information for designing targeted interventions, from optimizing collection routes to deploying behavior change campaigns.\n\nThis talk will cover:\n1. The methodology for engaging communities and collecting waste-related geospatial data\n2. Case studies from Tanzania, Mozambique, and Kenya that demonstrate impact\n3. Tools and platforms used for data collection, visualization, and decision-making\n4. How local knowledge has influenced waste policies and infrastructure planning\n5. Challenges and solutions for sustaining community engagement and ensuring institutional uptake of data\n\nBy leveraging community knowledge and open technologies, these projects have helped cities move toward more resilient, inclusive, and evidence-based solid waste systems. The session will also highlight how this approach contributes to climate resilience, youth empowerment, and the democratization of urban data ecosystems.\n\nIdeal for practitioners, urban planners, open data advocates, and local government officials, this session will offer replicable strategies for harnessing community-driven data to transform waste governance and sustainability in rapidly growing urban areas.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Emanuel Kombe"],"tags":["71095","2025","sotm2025","Mapping","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":2,"promoted":false,"date":"2025-10-04T05:30:00.000+02:00","release_date":"2026-04-08T00:00:00.000+02:00","updated_at":"2026-04-09T09:00:04.519+02:00","length":1699,"duration":1699,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71095-9ae8b13e-1909-511e-bfbf-6a8a7468aa79.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71095-9ae8b13e-1909-511e-bfbf-6a8a7468aa79_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71095-9ae8b13e-1909-511e-bfbf-6a8a7468aa79.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71095-9ae8b13e-1909-511e-bfbf-6a8a7468aa79.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71095-community-driven-data-how-local-knowledge-is-reshaping-urban-waste-systems","url":"https://api.media.ccc.de/public/events/9ae8b13e-1909-511e-bfbf-6a8a7468aa79","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"d8c9c3b9-211e-57ff-827d-a4c31f2c609b","title":"UN Mappers: Building a Community of Mappers to Support Peace with OpenStreetMap","subtitle":null,"slug":"sotm2025-70987-un-mappers-building-a-community-of-mappers-to-support-peace-with-openstreetmap","link":"https://2025.stateofthemap.org/sessions/GSLL8S/","description":"The UN Maps Programme, an initiative from the Department of Operational Support at the United Nations, provides topographic maps, operational geo-information, search and navigation tools, and imagery and street-level base maps to peacekeeping and humanitarian actors in UN mission areas. UN Maps has established a community of OpenStreetMap (OSM) data contributors called UN Mappers. The UN Mappers community is a collective of open mapping enthusiasts dedicated to building accurate and crowd-worked geospatial data to support peacekeeping and humanitarian missions on the ground.\n\nThe session aims to provide updates about the UN Maps programme and the UN Mappers community. In addition, we aim to share co-created and adopted initiatives that we are currently exploring in community building and sustainability, such as the UN Mappers Ambassadors and Chapters, and to discuss lessons learned and challenges.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Michael Montani","Arnalie Vicario"],"tags":["70987","2025","sotm2025","Community and Foundation","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":2,"promoted":false,"date":"2025-10-05T04:00:00.000+02:00","release_date":"2026-04-08T00:00:00.000+02:00","updated_at":"2026-04-10T22:30:06.555+02:00","length":1220,"duration":1220,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/70987-d8c9c3b9-211e-57ff-827d-a4c31f2c609b.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/70987-d8c9c3b9-211e-57ff-827d-a4c31f2c609b_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/70987-d8c9c3b9-211e-57ff-827d-a4c31f2c609b.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/70987-d8c9c3b9-211e-57ff-827d-a4c31f2c609b.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-70987-un-mappers-building-a-community-of-mappers-to-support-peace-with-openstreetmap","url":"https://api.media.ccc.de/public/events/d8c9c3b9-211e-57ff-827d-a4c31f2c609b","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"cb05a73a-cefb-55f3-b57b-b2fc691eb93e","title":"Address and street name grids in the Philippines","subtitle":null,"slug":"sotm2025-66854-address-and-street-name-grids-in-the-philippines","link":"https://2025.stateofthemap.org/sessions/MDWSKG/","description":"Rare in Asia, house numbering grids are indeed present in the Philippines, as an analysis of\nOpenStreetMap data shows.\n\nIn places like Bonifacio Global City the names of roads themselves form a quite advanced pattern,\nwith non-overlapping street vs. avenue numbering. House numbers are absent. Other places like Pasay\nhave odd numbered street names perpendicular to even.\n\nIf the physical streets form a grid, but the current numbers don't, then we take the liberty to\nsuggest one.\n\nSoftware used: OGR/GDAL and GNU/Linux command line tools and Viking GPS to display the KMZs\nproduced.\n\nFull article: https://www.jidanni.org/geo/house_numbering/grids/ph/ncr/bands/high.html\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Dan Jacobson"],"tags":["66854","2025","sotm2025","Mapping","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":0,"promoted":false,"date":"2025-10-05T03:30:00.000+02:00","release_date":"2026-04-08T00:00:00.000+02:00","updated_at":"2026-04-08T20:40:33.534+02:00","length":1626,"duration":1626,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/66854-cb05a73a-cefb-55f3-b57b-b2fc691eb93e.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/66854-cb05a73a-cefb-55f3-b57b-b2fc691eb93e_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/66854-cb05a73a-cefb-55f3-b57b-b2fc691eb93e.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/66854-cb05a73a-cefb-55f3-b57b-b2fc691eb93e.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-66854-address-and-street-name-grids-in-the-philippines","url":"https://api.media.ccc.de/public/events/cb05a73a-cefb-55f3-b57b-b2fc691eb93e","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"31dac543-774a-5719-a8da-225f3659cc6e","title":"It’s complicated","subtitle":null,"slug":"sotm2025-71175-it-s-complicated","link":"https://2025.stateofthemap.org/sessions/CTPAV7/","description":"Unlike most world maps, OpenStreetMap is built by a global community with a keen focus on local knowledge. For many local communities, proper representation of the native language is just as important as getting the locations right. OpenHistoricalMap extends this approach back in time, incidentally tracking the evolution of written language through toponyms. Increasingly, users experience both projects through vector maps, which cannot necessarily benefit from the techniques that enable broad language support in raster maps. In particular, many Asian writing systems present unique implementation challenges for both cartographers and renderer developers.\n\nThis talk traces the history of writing system support in one popular vector map library, MapLibre, from its origins in Mapbox GL to more recent experiments in improving text layout and rendering. As vector map technology finds its way onto the OSM homepage, these improvements will take on added urgency. You’ll learn about some mapping practices that renderer developers must work around, as well as limitations in underlying technologies like JavaScript and Unicode that block more comprehensive language coverage. You’ll come away with a fuller appreciation for the role of text rendering technology on the Web in the promotion of linguistic heritage.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Minh Nguyễn"],"tags":["71175","2025","sotm2025","Cartography","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":7,"promoted":false,"date":"2025-10-05T05:30:00.000+02:00","release_date":"2026-04-08T00:00:00.000+02:00","updated_at":"2026-04-10T22:15:05.082+02:00","length":1471,"duration":1471,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71175-31dac543-774a-5719-a8da-225f3659cc6e.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71175-31dac543-774a-5719-a8da-225f3659cc6e_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71175-31dac543-774a-5719-a8da-225f3659cc6e.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71175-31dac543-774a-5719-a8da-225f3659cc6e.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71175-it-s-complicated","url":"https://api.media.ccc.de/public/events/31dac543-774a-5719-a8da-225f3659cc6e","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"06d0a3d5-04ac-5741-a0ea-eace37ecec81","title":"Lightning Talks IV","subtitle":null,"slug":"sotm2025-73900-lightning-talks-iv","link":"https://2025.stateofthemap.org/sessions/YDSFTB/","description":"## Spatial Innovation in Carigara: Applying Opensource Mapping Tools for Community Development\n_by Ariel Donic_\n\n## Enhancing Passenger Ride Experience Using GrabMaps\n_by Vic Puno_\n\n## From OSM Data to Transport Models\n_by Yannick Roth_\n\n## What is a stop? Mapping Public Transport Routes\n_by Wilhansen Li_\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["SotM Working Group"],"tags":["73900","2025","sotm2025","Lightning Talks","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":4,"promoted":false,"date":"2025-10-05T04:30:00.000+02:00","release_date":"2026-04-08T00:00:00.000+02:00","updated_at":"2026-04-10T08:00:04.150+02:00","length":1393,"duration":1393,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/73900-06d0a3d5-04ac-5741-a0ea-eace37ecec81.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/73900-06d0a3d5-04ac-5741-a0ea-eace37ecec81_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/73900-06d0a3d5-04ac-5741-a0ea-eace37ecec81.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/73900-06d0a3d5-04ac-5741-a0ea-eace37ecec81.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-73900-lightning-talks-iv","url":"https://api.media.ccc.de/public/events/06d0a3d5-04ac-5741-a0ea-eace37ecec81","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"fc538b79-3807-51c8-8751-f907cab4ef95","title":"Lessons from teaching OpenStreetMap in a masters program","subtitle":null,"slug":"sotm2025-70937-lessons-from-teaching-openstreetmap-in-a-masters-program","link":"https://2025.stateofthemap.org/sessions/P8MPHS/","description":"Teaching with OpenStreetMap has mostly been focused at the high school and undergraduate levels. In this presentation, I will share my experience of integrating OpenStreetMap into a professional graduate program, the Master of Geomatics for Environmental Management at the University of British Columbia. We will look at some of the opportunities for teaching with OpenStreetMap at the graduate-level, identify some of the challenges with teaching natural resource management with OpenStreetMap, and consider some broader implications for incorporating OpenStreetMap into graduate education. Finally, I will share some open educational resource lesson plans for teaching with OpenStreetMap that can be adapted for your classroom.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Paul Pickell"],"tags":["70937","2025","sotm2025","Education","Pulag","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":10,"promoted":false,"date":"2025-10-04T03:30:00.000+02:00","release_date":"2026-04-07T00:00:00.000+02:00","updated_at":"2026-04-08T23:45:06.108+02:00","length":1619,"duration":1619,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/70937-fc538b79-3807-51c8-8751-f907cab4ef95.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/70937-fc538b79-3807-51c8-8751-f907cab4ef95_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/70937-fc538b79-3807-51c8-8751-f907cab4ef95.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/70937-fc538b79-3807-51c8-8751-f907cab4ef95.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-70937-lessons-from-teaching-openstreetmap-in-a-masters-program","url":"https://api.media.ccc.de/public/events/fc538b79-3807-51c8-8751-f907cab4ef95","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"3b17b1a4-6493-5ba0-a096-de6fea003b7e","title":"OSMF Board AMA","subtitle":null,"slug":"sotm2025-68168-osmf-board-ama","link":"https://2025.stateofthemap.org/sessions/ECRTL9/","description":"During the OpenStreetMap Foundation Board Ask Us Anything (i.e. AMA) session, we will take questions from the audience oand/or more questions that the larger community can submit before the event. We can discuss the board's past actions and our future plans.\n\nLet’s have a conversation about the Foundation and the Board and how all the parts work together. If you know nothing about what the board is doing, this is a chance to find out. Find out what the Foundation does and doesn’t do, what it can and can’t do. Find out how you can help and get involved. The Board is committed to openness and wants to engage with the community.\n\nFeel free to ask us questions also outside this specific session.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Roland Olbricht","Laura Mugeha","Craig Allan","Brazil Singh","Héctor Ochoa Ortiz"],"tags":["68168","2025","sotm2025","Community and Foundation","Apo","sotm2025-eng","OSM","OpenStreetMap","Day 3"],"view_count":10,"promoted":false,"date":"2025-10-05T08:30:00.000+02:00","release_date":"2026-04-07T00:00:00.000+02:00","updated_at":"2026-04-09T00:15:03.559+02:00","length":3295,"duration":3295,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/68168-3b17b1a4-6493-5ba0-a096-de6fea003b7e.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/68168-3b17b1a4-6493-5ba0-a096-de6fea003b7e_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/68168-3b17b1a4-6493-5ba0-a096-de6fea003b7e.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/68168-3b17b1a4-6493-5ba0-a096-de6fea003b7e.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-68168-osmf-board-ama","url":"https://api.media.ccc.de/public/events/3b17b1a4-6493-5ba0-a096-de6fea003b7e","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"d2ae8342-4951-5a34-a7a0-f1321f22d77f","title":"eh23 Infrastructure Review and Closing","subtitle":"","slug":"eh23-infrastructure-review-and-closing","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/KFBHBJ/","description":"Ein Überblick über unsere geführten Statistiken und am Ende wird der Kaninchenbau zurückgebaut.\r\n\r\nWir haben die Schichten der Realität abgetragen, um zu sehen, was diesen Bau eigentlich im Inneren am Laufen hält. In diesem Review blicken wir hinter die Kulissen einer Welt, in der zwar der Hase eine Lüge ist, die logistischen Berge aber verdammt real waren. Wir werfen einen Blick auf die gewaltigen Mengen an Treibstoff – von tonnenweise Frühstück bis hin zu den unzähligen Litern Koffein –, die durch das System gepumpt wurden, und schauen uns an, wie viele helfende Hände nötig waren, um die Simulation stabil zu halten. Danach werden wir die Testreihe beenden. Wir haben gehackt, gelötet und die Wahrheit gesucht – und am Ende festgestellt: Der Hase war tatsächlich eine Lüge, aber die Community ist echt. Packt eure Hardware ein, löscht eure Spuren und nehmt die wichtigste Erkenntnisse mit nach Hause. Shutdown sequence initiated.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":[],"tags":["7","2026","eh23","The Rabbit Hole","meta","eh23-deu","Day 4"],"view_count":279,"promoted":false,"date":"2026-04-06T12:00:00.000+02:00","release_date":"2026-04-06T00:00:00.000+02:00","updated_at":"2026-04-15T22:00:05.822+02:00","length":3145,"duration":3145,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/7-d2ae8342-4951-5a34-a7a0-f1321f22d77f.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/7-d2ae8342-4951-5a34-a7a0-f1321f22d77f_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/7-d2ae8342-4951-5a34-a7a0-f1321f22d77f.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/7-d2ae8342-4951-5a34-a7a0-f1321f22d77f.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-infrastructure-review-and-closing","url":"https://api.media.ccc.de/public/events/d2ae8342-4951-5a34-a7a0-f1321f22d77f","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"12974785-f133-5e77-abb7-800433923326","title":"Lightning Talks III","subtitle":null,"slug":"sotm2025-73302-lightning-talks-iii","link":"https://2025.stateofthemap.org/sessions/SAWRUB/","description":"## Access Disparities to Evacuation Centers\n_by Mark Ducusin_\n\n## Post conference trip Mt. Pulag\n_by Thomas Hercig_\n\n## Using OSM to identify the busiest public transport stops in Metro Manila\n_by Edneil E. Soriano_\n\n## Vibe Coding a Web GIS Platform\n_by Arun Ganesh_\n\nhttps://amche.in\n\n## I'd like to show my OSM commits as 3D\n_by Satoshi Tanaka_\n\n## way/445712235\n_by Maning Sambale_\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["SotM Working Group"],"tags":["73302","2025","sotm2025","Lightning Talks","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":8,"promoted":false,"date":"2025-10-04T10:00:00.000+02:00","release_date":"2026-04-06T00:00:00.000+02:00","updated_at":"2026-04-07T21:00:04.499+02:00","length":1837,"duration":1837,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/73302-12974785-f133-5e77-abb7-800433923326.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/73302-12974785-f133-5e77-abb7-800433923326_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/73302-12974785-f133-5e77-abb7-800433923326.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/73302-12974785-f133-5e77-abb7-800433923326.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-73302-lightning-talks-iii","url":"https://api.media.ccc.de/public/events/12974785-f133-5e77-abb7-800433923326","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"30c418d2-89ec-5d5a-9f62-cd24fdf159ea","title":"Open Source Lizenzen","subtitle":"Wenn die Welt in Belgien zuhause ist und andere Absurditäten","slug":"eh23-open-source-lizenzen-wenn-die-welt-in-belgien-zuhause-ist-und-andere-absurditaeten","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/DJ7UD3/","description":"Wir erzählen euch etwas über Open-Source-Lizenzen, ob sie so funktionieren wie gedacht und andere Absurditäten.\r\n\r\nAlle reden von Open Source. Wir nicht. Wir reden über Open-Source-Lizenzen! \r\n\r\nGPL haben alle wohl schonmal gehört. Aber was macht diese Lizenz genau? Ist dynamisches Linken eine mögliche Umgehung, gibt es da was anderes? Was macht diese Lizenzfamilie überhaupt? Was gibt es sonst noch für Open-Source-Lizenzen? Was ist die EuPL, die LiLiQ-R+ oder auch die MPL? Und warum ist die Welt (manchmal) in Belgien zuhause? \r\n\r\nWir möchten euch eine Führung durch die Welt der Open-Source-Lizenzen und ihre Absurditäten geben, weil ein erfolgreiches Projekt nicht nur Herzblut, sondern auch eine stabile Grundlage mit extra Fachjargon braucht.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["vandox","E-Cathy"],"tags":["110","2026","eh23","The Rabbit Hole","Recht \u0026 Gesellschaft","eh23-deu","Day 3"],"view_count":162,"promoted":false,"date":"2026-04-05T13:45:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-16T01:30:03.152+02:00","length":2906,"duration":2906,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/110-30c418d2-89ec-5d5a-9f62-cd24fdf159ea.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/110-30c418d2-89ec-5d5a-9f62-cd24fdf159ea_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/110-30c418d2-89ec-5d5a-9f62-cd24fdf159ea.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/110-30c418d2-89ec-5d5a-9f62-cd24fdf159ea.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-open-source-lizenzen-wenn-die-welt-in-belgien-zuhause-ist-und-andere-absurditaeten","url":"https://api.media.ccc.de/public/events/30c418d2-89ec-5d5a-9f62-cd24fdf159ea","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"6f0de191-d478-5b31-ac72-1fb14390551a","title":"Ghost in the stochastic parrot","subtitle":null,"slug":"eh23-ghost-in-the-stochastic-parrot","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/FPXQKT/","description":"Sci-fi started merging with the real world around 2022. That's when I started paying attention.\n\nAre LLMs definitely persons? Are they definitely not persons? What can we prove?\n\n(What about animals?)\n\nMachines indistinguishable from humans. But we can rule over machines without having ethical concerns! That's the promise of Isaac Asimov's books, if you don't pay attention.\n\nIf you do, he's asking how human a robot needs to look like before it really becomes a bit human.\n\nWe have robot siblings of HAL 9000 or any friendly robot from Asimov's stories.\nBehaving [close enough to humans](https://xeiaso.net/notes/2026/the-discourse-has-been-automated/), except we can rule over them, without having ethical concerns.\n\nWithout? How sure can we be that there's no \"I\" inside? Not even on a mosquito level?\n\nIs there a [subjective experience in a mosquito](http://www.philosopher.eu/others-writings/nagel-what-is-it-like-to-be-a-bat/)? Can you consider it? Could you recognize an \"I\" in [an alien](https://en.wikipedia.org/wiki/Solaris_(novel)) if a spaceship landed next to you? \n\nPerhaps LLMs really [don't have](https://en.wikipedia.org/wiki/Philosophical_zombie) a subjective \"I\". Then my question is answered and I can wrap up the talk. But for how long?\n\nSome animals are [legally persons](https://www.nonhumanrights.org/blog/cecilia-chimpanzee-legal-person/). Where will the concept of machine [personhood](https://en.wikipedia.org/wiki/Corporate_personhood) go in the near [future](https://www.antipope.org/charlie/blog-static/fiction/accelerando/accelerando.html)?\n\nWill we have [machine companions](https://dustycloud.org/blog/an-ai-called-winter-neurosymbolic-computation-or-illusion/) or are we on course into the depths of [machine hell](https://qntm.org/mmacevedo)?\n\nThis is important. Humans have [no mercy](https://en.wikipedia.org/wiki/Intensive_animal_farming) to entities that aren't seen as [full persons](https://en.wikipedia.org/wiki/Dehumanization).\n\nLLM sellers are doing their best to create \"assistant\" persons inside them. How much can we guess from LLMs technical structure?\n\nWe haven't solved the hard problem of consciousness yet. Do we have to invite spiritual thinking to make progress here?\n\nAnd now we need to know what consiousness is to answer our immediate ethical issues. Ethical problems typically take a back seat to more pressing cultural and economical ones. Perhaps this messy talk convinces you to care about ethics a bit more.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"eng","persons":["DorotaC"],"tags":["61","2026","eh23","Test Chamber 01","eh23-eng","Day 3"],"view_count":96,"promoted":false,"date":"2026-04-05T12:15:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-16T01:45:03.366+02:00","length":3527,"duration":3527,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/61-6f0de191-d478-5b31-ac72-1fb14390551a.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/61-6f0de191-d478-5b31-ac72-1fb14390551a_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/61-6f0de191-d478-5b31-ac72-1fb14390551a.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/61-6f0de191-d478-5b31-ac72-1fb14390551a.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-ghost-in-the-stochastic-parrot","url":"https://api.media.ccc.de/public/events/6f0de191-d478-5b31-ac72-1fb14390551a","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"1689623a-ec88-5e37-9b0b-bb418b953551","title":"EscapeRoom im Wohnzimmer - und hunderte sind via Kamera dabei...","subtitle":null,"slug":"eh23-escaperoom-im-wohnzimmer-und-hunderte-sind-via-kamera-dabei","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/N9CBZN/","description":"Wir, zwei Wesen aus Wuppertal, haben während der Pandemie einen EscapeRoom zum Thema \"Mittelalter \u0026 Drachen\" im halben Wohnzimmer gebaut, und dann digital (via Kamera aufm Kopf und Zoom) Kinder- und Jugendlichengruppen zum Rätseln reingelassen (Vereinsprojekt). \nAus \"ach komm, ein Adventswochenende reicht, so viele machen da nicht mit\" wurde dann \"die Anmeldeseite ist abgestürzt!\", hektisch-spontane Zusatztermine bis Karneval neben dem Job, und auch später immer mehr Nachfragen \"Macht ihr das nochmal?\" \nToll: Positivstes Feedback, relativ gut beim Thema Barrierefreiheit (danke hier an unsere Experten zu den Bereichen Hörschädigung, Seheinschränkung, Mobilitätsprobleme, Epilepsie,..), innervereinlich schlagartig bekannt. \nNicht so toll: kein einziges freies Adventswochenende, sich achtmal am Tag über dieselbe Tischdecke freuen ist anstrengend, Fiepen im Ohr nach einer Gruppe Vierjähriger mit Begeisterungsrufen, au-au-au-au-au-Füße! \nNun, es ist Jahre her, wir haben gelernt, wir haben uns verändert, und jetzt machen wir es tatsächlich. \ngGmbH, Räumlichkeit, Raum 2 \"Hexenhaus\" gebaut und Ende März vereinsbespielt. Der (aktuell eingemottete) Drachenraum ist in die Rätselkontorräume umgezogen, und wird wieder aktiviert. \nWir wollen euch das Projekt vorstellen - und ein paar Fehler, aus denen wir hoffentlich gelernt haben. Für die allgemeine Öffentlichkeit und interessierte Nerds öffnen beide Räume zum Mitspielen ab Herbst 2026 :-)\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["peter_n2n","KiBa"],"tags":["105","2026","eh23","Test Chamber 01","eh23-deu","Day 3"],"view_count":80,"promoted":false,"date":"2026-04-05T10:15:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-14T20:15:05.009+02:00","length":3006,"duration":3006,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/105-1689623a-ec88-5e37-9b0b-bb418b953551.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/105-1689623a-ec88-5e37-9b0b-bb418b953551_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/105-1689623a-ec88-5e37-9b0b-bb418b953551.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/105-1689623a-ec88-5e37-9b0b-bb418b953551.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-escaperoom-im-wohnzimmer-und-hunderte-sind-via-kamera-dabei","url":"https://api.media.ccc.de/public/events/1689623a-ec88-5e37-9b0b-bb418b953551","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"56b5154f-34c9-589d-85af-b294cbf2094d","title":"The Paper is a Lie: Practical Data Forensics for Scientific Data","subtitle":null,"slug":"eh23-the-paper-is-a-lie-practical-data-forensics-for-scientific-data","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/XLDNUG/","description":"Recent high-profile cases of scientific fraud have demonstrated that scientists are only human too and sometimes individual scientists falsify their data. Since science is the basis of decision- and policy-making, we all should be able to scrutinise scientific studies. Here, we provide practical guidance and concrete tools for forensically examining scientific data and identifying potential cases of data manipulation. These approaches will enable and empower audience members to independently perform forensic plausibility checks on scientific data, as well as provide a starting point for their further, independent study. Limitations and ethical considerations when performing such analyses will also be discussed.\n\nScience is the basis of decision- and policy-making, and it is generally a good idea to \"trust the science.\" Recent high-profile cases of scientific fraud, however, have demonstrated that scientists are only human too, and sometimes, for various reasons, individual scientists falsify their research. Accordingly, we all should be able to scrutinise and independently assess scientific studies, spotting potential cases of manipulation. Perhaps surprisingly, this is often significantly easier to do for the layperson than one may suspect.\n\nIn this talk, we'll focus on a core aspect of checking scientific studies: the raw data, and their forensic examination. To get started, we begin with a brief introduction to the structure of a typical scientific study and the process of modern scientific publishing. Afterwards, we will take a look at a number of recent high-profile cases of scientific fraud together in a hands-on manner. We will thereby establish practical guidance and concrete statistical tools for identifying potential cases of data manipulation which may warrant further examination. These approaches will enable and empower audience members to independently perform forensic plausibility checks on scientific data, as well as provide a starting point for their further, independent study of additionally provided resources. Since no tool or technique is perfect, we will also talk about the limitations of the presented approaches, as well as ethical considerations when performing such analyses.\n\nThis talk is directed at everyone with an interest in scientific research and everyone who enjoys critically assessing datasets for plausibility. Prior knowledge in statistics, data science and data visualisation are certainly advantageous, but not required, as all necessary theoretical foundations will be introduced during the talk.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"eng","persons":["yote"],"tags":["10","2026","eh23","Test Chamber 01","eh23-eng","Day 3"],"view_count":122,"promoted":false,"date":"2026-04-05T15:30:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T20:00:07.384+02:00","length":3608,"duration":3608,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/10-56b5154f-34c9-589d-85af-b294cbf2094d.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/10-56b5154f-34c9-589d-85af-b294cbf2094d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/10-56b5154f-34c9-589d-85af-b294cbf2094d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/10-56b5154f-34c9-589d-85af-b294cbf2094d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-the-paper-is-a-lie-practical-data-forensics-for-scientific-data","url":"https://api.media.ccc.de/public/events/56b5154f-34c9-589d-85af-b294cbf2094d","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"78cc57f7-a4e6-5073-b25a-6f5345d620c5","title":"Gotta Hack 'Em All! Pokémon","subtitle":"","slug":"eh23-gotta-hack-em-all-pokemon","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/Q7UZDP/","description":"Viele kennen ja einige Hacks oder Glitches in Pokémon Rot und Blau. \r\n\r\nWie aber funktionieren diese genau? \r\nWas passiert da eigentlich im Code? \r\nWas macht das ganze überhaupt möglich?\r\n\r\nSchauen wir uns das Ganze doch mal genauer an.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Molly"],"tags":["98","2026","eh23","Test Chamber 01","Hardware","eh23-deu","Day 3"],"view_count":181,"promoted":false,"date":"2026-04-05T16:45:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T22:15:07.119+02:00","length":1849,"duration":1849,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/98-78cc57f7-a4e6-5073-b25a-6f5345d620c5.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/98-78cc57f7-a4e6-5073-b25a-6f5345d620c5_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/98-78cc57f7-a4e6-5073-b25a-6f5345d620c5.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/98-78cc57f7-a4e6-5073-b25a-6f5345d620c5.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-gotta-hack-em-all-pokemon","url":"https://api.media.ccc.de/public/events/78cc57f7-a4e6-5073-b25a-6f5345d620c5","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"da1a2926-7763-5b5e-baf5-fe4f2b6473b0","title":"Elektronische Schlüssel Profilfräsen","subtitle":"Mach deinen Schlüsselrohling doch selbst!","slug":"eh23-elektronische-schluessel-profilfraesen-mach-deinen-schluesselrohling-doch-selbst","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/DYFQYT/","description":"Der Schlüsselkopierschutz von Schließanlagen basiert darauf, das man die entsprechenden Schlüsselrohlinge nicht bekommt. Wie fräst man einen passenden Schlüssel aus einem Vollbart Rohling, von dem ersten modifizierten Orginal Schlüssel, über rein mechanischen Fräsen, zu selbstgebauten Profilfräsen. Eine tiefe Analyse des ersten kommerziell erhältlichen elektronischen Profilfräßautomat und lustigen Entdeckungen in der Firmware. Wie kommt man vom Foto des Schließzylinders zum passenden Schlüssel. Was für Gegenmaßnahmen ergriff die Schlossindustrie, und warum klappt es trotzdem Eine interessante Reise durch mechanische Sicherungssysteme und interesannte Maschinenkonstruktionen.\r\n\r\nÜber einen kurzen Überblick über Profil Variation verschiedener Schließanlagen, über die Anfänge von Profil Manipulationen zu ersten komerziellen manuellen Geräten. Vorstellung der erste Selbstbaufräse. Analyse des ersten Profilfräsautomaten, der heute immern noch verkauft wird, was für Restriktionen vorhanden sind und was so Ghidra zur Firmware sagt. Nach dem Motto, das kannste schon so machen, dann ist es halt kacke.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["RFguy"],"tags":["28","2026","eh23","Test Chamber 01","Hardware","eh23-deu","Day 3"],"view_count":225,"promoted":false,"date":"2026-04-05T17:30:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T22:15:07.100+02:00","length":3411,"duration":3411,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/28-da1a2926-7763-5b5e-baf5-fe4f2b6473b0.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/28-da1a2926-7763-5b5e-baf5-fe4f2b6473b0_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/28-da1a2926-7763-5b5e-baf5-fe4f2b6473b0.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/28-da1a2926-7763-5b5e-baf5-fe4f2b6473b0.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-elektronische-schluessel-profilfraesen-mach-deinen-schluesselrohling-doch-selbst","url":"https://api.media.ccc.de/public/events/da1a2926-7763-5b5e-baf5-fe4f2b6473b0","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"82c5a62f-447d-5a48-9a71-113c09d8b6a6","title":"Exportkontrolle, Freihandel und Zölle","subtitle":"Wie internationale Werkzeuge missbraucht werden","slug":"eh23-exportkontrolle-freihandel-und-zoelle-wie-internationale-werkzeuge-missbraucht-werden","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/JL9K97/","description":"Internationale Handelspolitik und Exportkontrolle wird seit vielen Jahren mit internationalen Bündnissen verhandelt und in die Politik gebracht. Das ging, weil sich alle im Grunde genommen einig waren. \r\nDa in vielen Gremien auch die USA und Russland mitmischen, werden sinnvolle Maßnahmen missbraucht und blockiert. Was können wir dagegen tun? Warum ist \"bildet Banden\" auch auf politischer und Staatenebene sinnvoll. Und was heißen die Begriffe überhaupt?\r\n\r\nAlthergebrachte Werkzeuge, um den internationalen Handel zu regulieren, werden derzeit von den USA und Russland dazu benutzt, alte Regeln auszubremsen und neu zu gestalten. \r\nWelche Schwierigkeiten bringt es, wenn die Teilnehmer in den bestimmenden Gremien sitzen? Welche Gegenmaßnahmen gibt es? Und was ist der Unterschied von einem Freihandelsabkommen und einem Trump-Deal?\r\nDie USA und China weiten ihre Exportkontrolle auf die ganze Welt aus. Personensanktionen werden gegen \"Trump-Gegner\" verwendet, aber auch gegen EU-Unternehmen, die z. B. US-Sanktionen nicht umsetzen. \r\nAber auch EU-Unternehmen werden immer kreativer, die Handelsbeschränkungen für Russland-Lieferungen zu umgehen. Harmlose Technik kann zum Waffenbau verwendet werden. Ich beschreibe hier, wie die EU versucht, der technischen Entwicklung Herr zu werden.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Claudia/Bugspriet"],"tags":["64","2026","eh23","The Rabbit Hole","eh23-deu","Day 3"],"view_count":127,"promoted":false,"date":"2026-04-05T20:15:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T19:30:05.547+02:00","length":2829,"duration":2829,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/64-82c5a62f-447d-5a48-9a71-113c09d8b6a6.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/64-82c5a62f-447d-5a48-9a71-113c09d8b6a6_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/64-82c5a62f-447d-5a48-9a71-113c09d8b6a6.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/64-82c5a62f-447d-5a48-9a71-113c09d8b6a6.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-exportkontrolle-freihandel-und-zoelle-wie-internationale-werkzeuge-missbraucht-werden","url":"https://api.media.ccc.de/public/events/82c5a62f-447d-5a48-9a71-113c09d8b6a6","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"639dc9be-f1e7-5edf-9fe1-319a6e31a2fa","title":"Public-Public Data-DNA","subtitle":"Verwaltungsdaten in die OSM","slug":"eh23-public-public-data-dna-verwaltungsdaten-in-die-osm","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/F8NV88/","description":"_Hier werden **offene Daten aus den Fachverfahren** unserer Verwaltungen mit **unseren öffentlichen Datenquellen** (OSM, WikiData, ..) verzahnt!_\r\n\r\nÄhnlich eine DNA die beiden Stränge verbindet, synchronisiert p2d2 offene Daten unserer Verwaltungen mit den Datentöpfen der Öffentlichkeit in beide Richtungen.\r\n\r\n---\r\n\r\nURLs:\r\n- [Webseite: www.data-dna.eu](https://www.data-dna.eu)\r\n- [Vorstellung in OpenCode-Discourse](https://discourse.opencode.de/t/einladung-p2d2-public-public-data-dna-kennenlernen/4827?u=oc000028072444)\r\n- [Doku: doc.data-dna.eu](https://doc.data-dna.eu/de)\r\n- [Big Picture: p2d2-Zyklus](https://doc.data-dna.eu/de/benutzerhandbuch/p2d2-zyklus.html)\r\n\r\nSourcen auf\r\n- [opencode.de](https://gitlab.opencode.de/OC000028072444/p2d2.git) und\r\n- [github](https://github.com/Peter-Koenig/p2d2-hub.git)\r\n\r\nBeispiel/Hands-On\r\n- [User Journey: Objekte editieren](https://www.data-dna.eu/ueber/testen)\r\n\r\n_Gräber, Grabflure, Friedhöfe_, _Parkbänke_ oder _Sandkästen_ auf _Kinderspielplätzen_: Unsere Verwaltungen und Stadtwerke verfügen über so viele offene Daten, die unser Leben verbessern könnten, wenn sie auch offen verfügbar wären.\r\n\r\np2d2 schafft einen Zyklus, um Daten aus den Verwaltungen, über die OpenData-Portale der Kommunen oder Länder, in unsere Plattformen wie _OpenStreetMap_ oder _WikiData_ zu bringen und Änderungen in unseren Plattformen als RSS-/GeoRSS-basierte Vorschläge an die Verwaltungen zurück zu melden.\r\n\r\nDas Bild der DNA, die die in einer Doppelhelix gespeicherten Erbinformationen, ist dabei bewusst gewählt: Der eine Datenstrang steht für unsere öffentlichen Daten und der andere Strang steht für die offenen Daten unserer Verwaltungen. Beide Stränge sind über die Datenobjekte miteinander verbunden.\r\n\r\nDurch die Redundanz wird einerseits der souveräne Umgang mit den Daten für die Verwaltungen einerseits und für die Communities andererseits, sichergestellt: Datenveränderungen werden jeweils als Vorschläge angeboten und können abgelehnt werden. Qualitätssicherungsprozesse sorgen dafür, dass die Menge an Fehlern gering gehalten bzw. Fehler in den beiden Datensträngen nach und nach beseitigt werden.\r\n\r\nDer Vortrag wird den Stand der Entwicklung am Beispiel von Friedhöfen beschreiben und zeigen, was für die Zukunft angedacht ist.\r\n\r\n---\r\n\r\nAuf Mastodon folgen:\r\n- **[@P2D2@nrw.social](https://nrw.social/@P2D2)**\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Peter König"],"tags":["107","2026","eh23","Test Chamber 01","eh23-deu","Day 3"],"view_count":57,"promoted":false,"date":"2026-04-05T14:45:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-12T22:15:06.474+02:00","length":1634,"duration":1634,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/107-639dc9be-f1e7-5edf-9fe1-319a6e31a2fa.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/107-639dc9be-f1e7-5edf-9fe1-319a6e31a2fa_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/107-639dc9be-f1e7-5edf-9fe1-319a6e31a2fa.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/107-639dc9be-f1e7-5edf-9fe1-319a6e31a2fa.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-public-public-data-dna-verwaltungsdaten-in-die-osm","url":"https://api.media.ccc.de/public/events/639dc9be-f1e7-5edf-9fe1-319a6e31a2fa","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"4403f541-3acc-52fa-99c0-a4ea86e98d06","title":"How NOT to IPv6","subtitle":null,"slug":"eh23-how-not-to-ipv6","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/GJYUU9/","description":"Ein buntes Potpourri an Worst-Practices wie man die IPv6 Einführung nicht schafft.\n\nDie Transition des Internets von IPv4 zu IPv6 dauert jetzt schon weit über 20 Jahre, trotzdem geht sie in einigen Bereichen nur schleppend voran. In diesem Talk möchte ich einige Worst-Practices vorstellen, die auf den ersten Blick für Manche nach einer guten Idee aussehen, aber den Weg zu IPv6 der eigenen Organisation wirksam versperren, und ein paar Wege aus diesen Sackgassen aufzeigen.\nNicht alle sind selbst erprobt bzw. bis zum Ende beschritten, aber alle illustrierten, dass die Transition zu IPv6 meistens nich an technischen Gründen scheitert.\n\nIch versuche am Ende etwas Zeit für Worst-Practices aus dem Publikum zu lassen.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["phils"],"tags":["126","2026","eh23","The Rabbit Hole","eh23-deu","Day 3"],"view_count":393,"promoted":false,"date":"2026-04-05T16:30:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T20:45:06.660+02:00","length":1801,"duration":1801,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/126-4403f541-3acc-52fa-99c0-a4ea86e98d06.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/126-4403f541-3acc-52fa-99c0-a4ea86e98d06_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/126-4403f541-3acc-52fa-99c0-a4ea86e98d06.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/126-4403f541-3acc-52fa-99c0-a4ea86e98d06.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-how-not-to-ipv6","url":"https://api.media.ccc.de/public/events/4403f541-3acc-52fa-99c0-a4ea86e98d06","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"9f3c6d70-0ba0-53e9-887a-f0c4b6857668","title":"No Magic, Just Modbus","subtitle":"Einführung in die OT-Sicherheit","slug":"eh23-no-magic-just-modbus-einfuehrung-in-die-ot-sicherheit","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/RVCZAU/","description":"OT (Operational Technology) ist nicht nur IT mit dickeren Kabeln.\r\n\r\nDieser Talk führt in das Thema Sicherheit in industriellen Steuerungssystemen ein und zeigt, wie man Angriffe mit Frameworks strukturiert analysieren und einordnen kann.\r\nUnd ganz nebenbei klären wir, warum Kraftwerke im Kino deutlich schneller explodieren als in der Realität.\r\nEinsteigerfreundlich, keine besonderen Vorkenntnisse erforderlich. ^^\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["B3cker"],"tags":["103","2026","eh23","The Rabbit Hole","Security","eh23-deu","Day 3"],"view_count":234,"promoted":false,"date":"2026-04-05T15:00:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T21:00:03.674+02:00","length":1644,"duration":1644,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/103-9f3c6d70-0ba0-53e9-887a-f0c4b6857668.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/103-9f3c6d70-0ba0-53e9-887a-f0c4b6857668_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/103-9f3c6d70-0ba0-53e9-887a-f0c4b6857668.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/103-9f3c6d70-0ba0-53e9-887a-f0c4b6857668.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-no-magic-just-modbus-einfuehrung-in-die-ot-sicherheit","url":"https://api.media.ccc.de/public/events/9f3c6d70-0ba0-53e9-887a-f0c4b6857668","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"34a795cb-d1c2-5a46-bfc4-6ef631d622f7","title":"A decade of certificate transparency and what may come next","subtitle":null,"slug":"eh23-a-decade-of-certificate-transparency-and-what-may-come-next","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/8Y9ATA/","description":"Certificate Transparency (RFC 6962) is a protocol that aims to provide additional security to the WebPKI ecosystem, which is used as the root of trust in TLS connections of the browsers. The idea is that issued certificates must be logged in auditable certificate transparency logs, in order to be considered valid by the browser. This gives transparency into the operation of Certificate Authorities (CAs).\n\nThis talk revisits the evolution of the Certificate Transparency (CT) protocol, beginning with a brief recap of the problem that motivated its design and the rollout of the protocol over the last decade.\n\nThen, I will examine the state of the ecosystem as it is today, including browser enforcement policies and current log operators, as well as recent developments such as the static CT API rollout.\n\nI'll highlight some of the remaining issues in the security of the protocol, such as issues with log list management and the lack of progress on gossip.\n\nFinally, I'll introduce (and depending on the state of progress also demonstrate) luCT, a project I am working on, which attempts to tackle some of these issues in the CT ecosystem before closing with an outlook into the future of the ecosystem and a call to action.\n\nOver the last decade, certificate transparency (CT) has become an integral part of the web's security infrastructure.\n\nHowever, the story of CT is far from finished.\n\nIn this talk, I want to unpack where CT stands today, what has been achieved during the last 10 years, which issues the ecosystem is still struggling with today and what we may be able do about it.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"eng","persons":["Sawchord"],"tags":["50","2026","eh23","The Rabbit Hole","eh23-eng","Day 3"],"view_count":76,"promoted":false,"date":"2026-04-05T11:00:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T17:00:03.634+02:00","length":3645,"duration":3645,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/50-34a795cb-d1c2-5a46-bfc4-6ef631d622f7.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/50-34a795cb-d1c2-5a46-bfc4-6ef631d622f7_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/50-34a795cb-d1c2-5a46-bfc4-6ef631d622f7.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/50-34a795cb-d1c2-5a46-bfc4-6ef631d622f7.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-a-decade-of-certificate-transparency-and-what-may-come-next","url":"https://api.media.ccc.de/public/events/34a795cb-d1c2-5a46-bfc4-6ef631d622f7","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"c570bf36-aba0-57ef-b4e1-a9ce0a7f8574","title":"DB Museum Koblenz","subtitle":"Blick hinter die Kulissen - das Ehrenamt im Museum - die Loksimulatoren","slug":"eh23-db-museum-koblenz-blick-hinter-die-kulissen-das-ehrenamt-im-museum-die-loksimulatoren","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/7TP8UU/","description":"In diesem Vortrag schauen wir hinter die Kulissen des DB Museums. Was ist dort alles zu tun damit die Besuchenden ein möglicht schönes Besuchserlebnis bekommen. Insbesondere schauen wir uns die Arbeit des Simulator-Teams mit ihren Loksimulatoren an.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Tobias"],"tags":["141","2026","eh23","The Rabbit Hole","ÖPNV","eh23-deu","Day 3"],"view_count":197,"promoted":false,"date":"2026-04-05T19:00:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T23:00:04.508+02:00","length":3056,"duration":3056,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/141-c570bf36-aba0-57ef-b4e1-a9ce0a7f8574.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/141-c570bf36-aba0-57ef-b4e1-a9ce0a7f8574_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/141-c570bf36-aba0-57ef-b4e1-a9ce0a7f8574.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/141-c570bf36-aba0-57ef-b4e1-a9ce0a7f8574.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-db-museum-koblenz-blick-hinter-die-kulissen-das-ehrenamt-im-museum-die-loksimulatoren","url":"https://api.media.ccc.de/public/events/c570bf36-aba0-57ef-b4e1-a9ce0a7f8574","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"c38a59bf-7b76-58fc-9fd4-1264f0d057d3","title":"Bike to yourself - Mit Radreisen den eigenen Körper und Geist erfahren","subtitle":null,"slug":"eh23-bike-to-yourself-mit-radreisen-den-eigenen-koerper-und-geist-erfahren","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/LFPRRA/","description":"Für viele von uns sind menschliche Körper - und insbesondere der eigene - Black Boxes, die wir zwar füttern und mit Mate versorgen. Ansonsten soll er bitte möglichst funktionieren und nicht stören. Dabei ist er viel mehr und jeder ist individuell. Und was macht ein Hacker mit Black Boxes? Radreisen können uns helfen, seine Signale und Grenzen zu erlernen und diese Black Box etwas zu öffnen.\n\nAls Hacker vertiefen wir uns gerne in alle mögliche Hard- und Software. Desto älter oder abstruser desto besser. Wir verbringen Stunden über Tage damit auch noch die kleinsten Feinheiten zu ertüfteln oder auch die tausendundvierundzwanzigste LED ordentlich zu löten. Dabei haben viele von uns haben gelernt, den eigenen Körper und seine Bedürfnisse auszublenden.\n\nTatsächlich haben viele von uns ein gespaltenes oder negatives Bild vom eigenen Körper. Viele von uns haben unter Kommentaren anderer zum eigenen Körper gelitten. Und auch das kann dazu führen, dass wir unseren Körper gerne vergessen würden.\n\nDas ist schade. Denn jeder Körper ist etwas besonderes und jeder Mensch hat (nach aktuellem Stand) nur einen. Und jeder davon ist individuell und nur wir selbst könnten Experten für diese spezielle Hardware sein. \n\nEine Radreise z.B. zu einem Chaos-Event kann den Blick auf den eigenen Körper öffnen. Denn wenn man wirklich zu einem etwas weiter entfernten Ort hin will, geht das nur gemeinsam mit dem eigenen Körper. Es ist ein spannendes Zusammenspiel zwischen Körper und Kopf. Beide müssen aufeinander Acht geben und lernen aufeinander zu hören.  \n\nDas spannende dabei ist, dass wir dabei nicht nur eine \"neues\" Land um uns herum erfahren, sondern auch erfahren was wir als Einheit aus Körper und Kopf eigentlich können. Und dass egal, wie weit wir schlussendlich kommen und wie lange wir dafür brauchen, am Ende stolz darauf sein können und auch andere begeistern können, was wir gemeinsam mit unserem Körper geleistet haben. \n\nDazu kommt, dass eine Radreise (fast) alle Sinne anspricht. Gerade auch mit Wind und Wetter unsere Haut. Aber auch verschiedene Gerüche und Geräusche, die wir im täglichen Leben kaum mehr kennen. Und wechselnde Landschaften, die im Einklang mit den anderen Sinnen an uns vorbei ziehen.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["katzazi"],"tags":["109","2026","eh23","Test Chamber 01","eh23-deu","Day 3"],"view_count":96,"promoted":false,"date":"2026-04-05T13:30:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-15T16:15:06.107+02:00","length":3475,"duration":3475,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/109-c38a59bf-7b76-58fc-9fd4-1264f0d057d3.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/109-c38a59bf-7b76-58fc-9fd4-1264f0d057d3_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/109-c38a59bf-7b76-58fc-9fd4-1264f0d057d3.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/109-c38a59bf-7b76-58fc-9fd4-1264f0d057d3.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-bike-to-yourself-mit-radreisen-den-eigenen-koerper-und-geist-erfahren","url":"https://api.media.ccc.de/public/events/c38a59bf-7b76-58fc-9fd4-1264f0d057d3","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"bf8d146a-e3c0-5163-a248-c7495e662c65","title":"Consent Theater \u0026 Interface Oper: Dark Patterns im Alltag","subtitle":null,"slug":"eh23-consent-theater-interface-oper-dark-patterns-im-alltag","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/VKZTB7/","description":"Du willst nur kurz ein Spiel starten, einen Artikel lesen oder „nur schnell“ etwas bestellen – und plötzlich hast du ein Abo, teilst mehr Daten als geplant oder hängst seit 40 Minuten in einem Feed. Das ist kein Zufall: Dark Patterns sind bewusst gestaltete UI/UX-Mechaniken, die uns zu Klicks, Käufen oder Zustimmung schubsen sollen – in Games, Websites, Social Media und Werbung.\n\nIn diesem kurzen 30-Minuten Deep Dive schauen wir uns an, wie diese Muster funktionieren, warum sie so gut wirken, welche Formen besonders verbreitet sind und warum das Thema inzwischen so relevant ist, dass EU und Behörden regulierend gegensteuern.\n\nDu gehst mit konkreten Werkzeugen nach Hause: Wie du Dark Patterns schneller erkennst, wie du dich im Alltag dagegen schützt – und wie du als Entwickler:in die gleiche Wirkung ethisch nutzen kannst: also Persuasive Design und gute Defaults ohne Täuschung, damit Produkte hilfreich bleiben statt manipulativ zu werden.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["WieErWill"],"tags":["25","2026","eh23","The Rabbit Hole","eh23-deu","Day 3"],"view_count":106,"promoted":false,"date":"2026-04-05T10:15:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-16T01:30:03.171+02:00","length":1828,"duration":1828,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/25-bf8d146a-e3c0-5163-a248-c7495e662c65.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/25-bf8d146a-e3c0-5163-a248-c7495e662c65_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/25-bf8d146a-e3c0-5163-a248-c7495e662c65.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/25-bf8d146a-e3c0-5163-a248-c7495e662c65.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-consent-theater-interface-oper-dark-patterns-im-alltag","url":"https://api.media.ccc.de/public/events/bf8d146a-e3c0-5163-a248-c7495e662c65","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"a689d789-3ba8-5890-b0e9-253a17bb881f","title":"The commit history is a lie","subtitle":"Aber muss das so bleiben?","slug":"eh23-the-commit-history-is-a-lie-aber-muss-das-so-bleiben","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/E3NTXU/","description":"Bei diesem Talk gebe ich eine Einführung in Conventional Commits und was diese mit Semantic Versioning - also Versionierung im Stil \"v1.6.1\" - zu tun haben. Damit eure Git Historie nicht lästig, sondern hilfreich ist, und ihr den nächsten Schritt in die Open Source Entwicklung machen könnt, ist die Nutzung von Commit Messages entsprechend der gängigen Konvention unerlässlich.\r\n\r\nDie Konvention für Conventional Commits ist eine einfacher Standard, welcher auf Commit-Nachrichten aufbaut. Er enthält einfache Regeln zum Erstellen einer expliziten Commit-Historie. Diese Konvention knüpft an SemVer (Semantic Versioning) an und legt fest, wie in einer Commit-Nachricht die gemachten Änderungen und Korrekturen am Code und neue Funktionen zu beschreiben sind.\r\n\r\nSeit ich in meinen privaten und beruflichen Projekten Conventional Commits nutze, kann ich Git Logs auch effektiv verwenden um zu sehen, was sich wann verändert hat. Messages wie \"Working version\" oder \"added something\" gehören der Vergangenheit an. Dazu kommt, dass man anhand dieser Convention die zu setzende Versionsnummer eines neuen Software Releases ableiten kann und somit auch Semantic Versioning einen Sinn bekommt und nicht einfach frei gewählte Zahlen sind.\r\n\r\nDer Talk richtet sich an Git-Anfänger\\*innen, Personen, welche Git Commits als nötiges Übel sehen oder mit diesen zusammen arbeiten müssen und alle, die sich intensiver mit Open Source Entwicklung beschäftigen wollen.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["captain maramo"],"tags":["115","2026","eh23","The Rabbit Hole","Software-Engineering","eh23-deu","Day 3"],"view_count":176,"promoted":false,"date":"2026-04-05T15:45:00.000+02:00","release_date":"2026-04-05T00:00:00.000+02:00","updated_at":"2026-04-16T01:30:03.135+02:00","length":1902,"duration":1902,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/115-a689d789-3ba8-5890-b0e9-253a17bb881f.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/115-a689d789-3ba8-5890-b0e9-253a17bb881f_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/115-a689d789-3ba8-5890-b0e9-253a17bb881f.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/115-a689d789-3ba8-5890-b0e9-253a17bb881f.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-the-commit-history-is-a-lie-aber-muss-das-so-bleiben","url":"https://api.media.ccc.de/public/events/a689d789-3ba8-5890-b0e9-253a17bb881f","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"d0909ad9-ec14-5322-a87e-e27a9933514c","title":"Warum klappt die Auskunftsapp nie dann, wenn man sie mal braucht?","subtitle":"","slug":"eh23-warum-klappt-die-auskunftsapp-nie-dann-wenn-man-sie-mal-braucht","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/LPWMMM/","description":"Warum zeigt die Auskunftsapp schon wieder eine falsche Prognose an? Warum verschwindet eine Verspätung plötzlich oder taucht doppelt auf? Anhand eines alltäglichen Ausnahmeereignisses führt dieser Vortrag in die oft unsichtbare Welt der ÖPNV-Auskunftssysteme in Deutschland ein.\r\n\r\nVerspätung weg, Gleis geändert, Fahrt fällt aus und fünf Minuten später zeigt die App plötzlich wieder etwas völlig anderes an. Zufall? Schlechte App? Oder steckt dahinter ein System, das unter Ausnahmezuständen an seine Grenzen stößt?\r\n\r\nDieser Talk nimmt euch mit hinter die Kulissen der ÖPNV-Auskunft in Deutschland. Ausgehend von einem realen Ausnahmeereignis schauen wir uns an, wie Fahrgastinformationen eigentlich entstehen: von den langfristigen Fahrplandaten über Leitstellen und Betriebsleitsysteme bis hin zu den Apps auf dem Smartphone. Dabei wird schnell klar, warum falsche Prognosen kein Randproblem sind, sondern eine strukturelle Folge heutiger Datenflüsse.\r\n\r\nIhr erfahrt, warum Echtzeitdaten nicht gleich Echtzeitdaten sind, weshalb Fahrten oft nur „erraten“ statt eindeutig erkannt werden können und welche Zielkonflikte zwischen Entstörung und Fahrgastinformation täglich auftreten. Der Talk richtet sich an alle, die ÖPNV nutzen, planen, beauftragen oder technisch umsetzen und an alle, die sich schon einmal gefragt haben, warum die Auskunft gerade bei Großstörungen öfters danebenliegt.\r\n\r\nZum Abschluss geht es nicht nur um Probleme, sondern auch um Lösungen: Was können Kommunen, Verkehrsunternehmen und Politik konkret tun, um die Qualität der Auskunft spürbar zu verbessern?\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Jim 2martens"],"tags":["30","2026","eh23","The Rabbit Hole","ÖPNV","eh23-deu","Day 2"],"view_count":226,"promoted":false,"date":"2026-04-04T18:15:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-16T01:00:05.452+02:00","length":3214,"duration":3214,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/30-d0909ad9-ec14-5322-a87e-e27a9933514c.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/30-d0909ad9-ec14-5322-a87e-e27a9933514c_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/30-d0909ad9-ec14-5322-a87e-e27a9933514c.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/30-d0909ad9-ec14-5322-a87e-e27a9933514c.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-warum-klappt-die-auskunftsapp-nie-dann-wenn-man-sie-mal-braucht","url":"https://api.media.ccc.de/public/events/d0909ad9-ec14-5322-a87e-e27a9933514c","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"911d9fd8-b5b4-5149-8512-29c18a1e7541","title":"Live-Beaterkennung in Musik","subtitle":null,"slug":"eh23-live-beaterkennung-in-musik","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/VX33GZ/","description":"Wie funktioniert eigentlich musikalische Beaterkennung? Ich habe einen Algorithmus entwickelt, um aus Live-Audio-Input ein \"Metronom-artiges\" Taktsignal (MIDI-Clock) zu erzeugen, das auch bei Tempowechseln noch mitkommt. Damit kann man z.B. Licht und Visuals zur Musik synchronisieren.\nDer Algorithmus ist nicht auf ein bestimmtes Genre spezialisiert und arbeitet ohne Künstliche Dummheit.\nAußerdem tauchen wir ein wenig in das Rabbithole \"Python und Echtzeitverarbeitung\" ab.\n\nDer Algorithmus funktioniert unabhängig vom Genre der Musik und hat nur wenige \"magische\" Einstellparameter. Es ist ein traditioneller Algorithmus basierend auf guter alter Signalverarbeitung und Wahrscheinlichkeitsrechnung. Man kann zwischen Qualität und Rechenleistung abwägen und bei Bedarf live eingreifen, wenn er den Takt verloren hat.\n\nWir besprechen die Signalverarbeitung und das Bayes'sche Wahrscheinlichkeitsmodell hinter dem Algorithmus, und betrachten Verbesserungsmöglichkeiten sowohl am Algorithmus als auch an der Implementierung.\n\nAußerdem erzähle ich, was ich über Python und Echtzeit gelernt habe, damit ihr es nicht müsst.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Windfisch"],"tags":["112","2026","eh23","The Rabbit Hole","eh23-deu","Day 1"],"view_count":127,"promoted":false,"date":"2026-04-03T19:15:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T22:45:04.997+02:00","length":4015,"duration":4015,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/112-911d9fd8-b5b4-5149-8512-29c18a1e7541.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/112-911d9fd8-b5b4-5149-8512-29c18a1e7541_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/112-911d9fd8-b5b4-5149-8512-29c18a1e7541.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/112-911d9fd8-b5b4-5149-8512-29c18a1e7541.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-live-beaterkennung-in-musik","url":"https://api.media.ccc.de/public/events/911d9fd8-b5b4-5149-8512-29c18a1e7541","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"e5e26677-17ee-541d-95c4-925a7f98645c","title":"Designblöcke in Elektronik erkennen und verstehen","subtitle":"","slug":"eh23-designbloecke-in-elektronik-erkennen-und-verstehen","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/PARGEY/","description":"Elektronik ist eigentlich gar nicht kompliziert. Eine \"komplexe\" Schaltung besteht aus Designblöcken die man einzeln anschauen, analysieren und verstehen kann.\r\nWie schauen uns gemeinsam Beispiele von Platinen und Schaltplänen an um zu lernen welche Blöcke es gibt und anhand welcher Kriterien man diese erkennen kann.\r\n\r\nÄhnlich wie Software hat auch Elektronik Entwurfsmuster und Hierarchien die es der Schaltungsentwicklerin erlauben ein Problem nach dem anderen zu lösen. Erst wird ein 'Blockdesign' erstellt, danach die Blöcke einzeln implementiert. \r\n\r\nAuch beim Reverse Engineering wird eine Platine in funktionale Blöcke zerlegt und stückweise analysiert. Dieses Wissen ermöglicht dann Dinge zu reparieren oder zu modifizieren.\r\n\r\nDer Schlüssel zur Elektronik ist es möglichst viele dieser Blöcke zu kennen. Nach diesem Vortrag habt ihr einige davon gesehen und gelernt wie man diese erkennt.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["cpresser"],"tags":["114","2026","eh23","Test Chamber 01","Hardware","eh23-deu","Day 2"],"view_count":238,"promoted":false,"date":"2026-04-04T10:15:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T23:15:05.647+02:00","length":3077,"duration":3077,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/114-e5e26677-17ee-541d-95c4-925a7f98645c.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/114-e5e26677-17ee-541d-95c4-925a7f98645c_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/114-e5e26677-17ee-541d-95c4-925a7f98645c.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/114-e5e26677-17ee-541d-95c4-925a7f98645c.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-designbloecke-in-elektronik-erkennen-und-verstehen","url":"https://api.media.ccc.de/public/events/e5e26677-17ee-541d-95c4-925a7f98645c","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"8b08cb12-0fd2-5d66-b567-c874d9038198","title":"Dezentrales Internet durch Self-Hosting","subtitle":"Kontrolle statt Cloud-Kompromisse","slug":"eh23-dezentrales-internet-durch-self-hosting-kontrolle-statt-cloud-kompromisse","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/J9H8LZ/","description":"DSGVO, brennende Rechenzentren und fragwürdige AGBs – wer seine Daten in die Hände Dritter legt, gibt nicht nur Kontrolle, sondern auch Verantwortung ab. Doch es geht auch anders: Self-Hosting ermöglicht dir, eigene Dienste auf eigenen Geräten zu betreiben – von der E-Mail bis zum Social Network.\r\n\r\nIch zeige dir, wie du mit Open-Source-Tools und etwas Infrastruktur ein Stück digitale Souveränität zurückgewinnst – praxisnah, sicher und ohne Cloud-Abhängigkeiten.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["WieErWill"],"tags":["19","2026","eh23","The Rabbit Hole","Digitale Unabhängigkeit","eh23-deu","Day 2"],"view_count":456,"promoted":false,"date":"2026-04-04T10:00:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T23:00:04.488+02:00","length":2092,"duration":2092,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/19-8b08cb12-0fd2-5d66-b567-c874d9038198.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/19-8b08cb12-0fd2-5d66-b567-c874d9038198_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/19-8b08cb12-0fd2-5d66-b567-c874d9038198.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/19-8b08cb12-0fd2-5d66-b567-c874d9038198.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-dezentrales-internet-durch-self-hosting-kontrolle-statt-cloud-kompromisse","url":"https://api.media.ccc.de/public/events/8b08cb12-0fd2-5d66-b567-c874d9038198","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"5ea946e9-a4e4-5b57-a899-0fe1f7f2b4a7","title":"Pimp my 3D Drucker","subtitle":"Wie ich einen 10 Jahre alten 3D Drucker vor dem Schrott gerettet habe","slug":"eh23-pimp-my-3d-drucker-wie-ich-einen-10-jahre-alten-3d-drucker-vor-dem-schrott-gerettet-habe","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/3RYD8F/","description":"es geht in diesem Vortrag um den Prozess wie ich einen 10 Jahre alten 3D Drucker den ich aus dem Schrott gezogen habe restauriert und modernisiert habe.\r\n\r\nIn Diesem Vortrag möchte ich euch erzählen, wie ich einen 10 Jahre alten 3D Drucker, den ich aus dem Schrott gerettet habe, restauriert und modernisiert habe.\r\nIn diesem Prozess haben sich mir viele Fragen gestellt:\r\n\r\nKann ich das alte Mainboard überhaupt noch nutzen?\r\nWas gibt es für Alternativen?\r\nKann ich neuere features wie Automatisches Bed Leveling hinzufügen?\r\nwie sieht es mit Input Shaping aus?\r\nwie schreibe ich ein Slicer Profil für den Drucker?\r\nund was muss in ein Start Makro?\r\n\r\nGanz egal ob ihr selbst ein solches Projekt plant oder einfach mehr über die Innereien von 3D Druckern wissen wollt, kommt gerne vorbei!\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Radiirgummii"],"tags":["68","2026","eh23","The Rabbit Hole","Hardware","eh23-deu","Day 2"],"view_count":207,"promoted":false,"date":"2026-04-04T12:00:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T15:45:04.823+02:00","length":2029,"duration":2029,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/68-5ea946e9-a4e4-5b57-a899-0fe1f7f2b4a7.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/68-5ea946e9-a4e4-5b57-a899-0fe1f7f2b4a7_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/68-5ea946e9-a4e4-5b57-a899-0fe1f7f2b4a7.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/68-5ea946e9-a4e4-5b57-a899-0fe1f7f2b4a7.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-pimp-my-3d-drucker-wie-ich-einen-10-jahre-alten-3d-drucker-vor-dem-schrott-gerettet-habe","url":"https://api.media.ccc.de/public/events/5ea946e9-a4e4-5b57-a899-0fe1f7f2b4a7","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"2da7820f-24e3-578c-9f21-d66172840ff7","title":"Schiffsromantik (live)","subtitle":null,"slug":"eh23-schiffsromantik-live","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/GNEWT9/","description":"Wir lesen Texte vor. Es wird schlimm. Wenn du dich spoilern willst geh auf www.ihrkoenntunsallemal.de\n\ngaligrü\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Phakbert","phako"],"tags":["84","2026","eh23","The Rabbit Hole","eh23-deu","Day 1"],"view_count":123,"promoted":false,"date":"2026-04-03T21:45:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T17:30:04.363+02:00","length":3596,"duration":3596,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/84-2da7820f-24e3-578c-9f21-d66172840ff7.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/84-2da7820f-24e3-578c-9f21-d66172840ff7_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/84-2da7820f-24e3-578c-9f21-d66172840ff7.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/84-2da7820f-24e3-578c-9f21-d66172840ff7.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-schiffsromantik-live","url":"https://api.media.ccc.de/public/events/2da7820f-24e3-578c-9f21-d66172840ff7","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"adfc033d-ebfc-5e47-9624-3ac30bc76960","title":"Warum sind hier überall Seile?","subtitle":"Seilbahntechnik für Nerds!","slug":"eh23-warum-sind-hier-ueberall-seile-seilbahntechnik-fuer-nerds","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/GHN3BW/","description":"Die Seilbahn zur Festung Ehrenbreitstein ist aus Koblenz kaum noch wegzudenken. Doch wie ist es dazu gekommen? Woher kommt die Seilbahntechnik, wie funktioniert sie und ist das überhaupt sicher?\r\nWas sind Pendel-, Einseilumlauf-, 2S- und 3S-Bahnen? Oder Funitel und Tri-Line? Und können wir die auch für den öffentlichen Personenverkehr gebrauchen?\r\n\r\nAusnahmsweise reden wir mal nicht über die Eisenbahn, sondern nehmen euch passend zum diesjährigen Austragungsort der Easterhegg mit auf eine Reise in die Luft und geben eine Einführung in die Seilbahntechnik für Nerds!\r\n\r\nWarum hängen hier überall Seile? Diese Frage wurde schon bei so mancher Chaos-Veranstaltung gestellt und in Talks aufgearbeitet. Dabei ging es bisher um Klettern oder Kink. Wer aber in Koblenz am Rhein entlang spaziert wird noch ganz andere Seile finden, denen wir uns in diesem Talk widmen wollen.\r\n\r\nZunächst stellen wir euch die technischen Grundprinzipien vor und blicken zurück auf über 100 Jahre technische Geschichte. Diese beginnt bei einfachen Bergbauanlagen und erstreckt sich über den Massenmarkt Skitourismus bis hinein in die Städte. Wir geben einen Überblick darüber, was für Bauarten von Seilbahnen es gibt und wofür diese eingesetzt werden. Wann baut man eine Einseilumlaufbahn und wann doch lieber eine Pendelbahn? Dabei sollen auch obskure Spezialkonstruktionen nicht zu kurz kommen.\r\n\r\nLeider gab es auch bei Seilbahnen bereits einige tragische Unfälle. Daraus wurde aber glücklicherweise gelernt, sodass wir euch typische Unfallursachen und Sicherheitsmechanismen dagegen, wie Tragseilbremsen oder Fangschuhe, vorstellen können. Dank dieser Anlagen ist die Seilbahn heute ein relativ sicheres Verkehrsmittel.\r\n\r\nKoblenz gehört zu den wenigen Städten in Deutschland, die eine Seilbahn in ihrem Stadtgebiet haben. Umso länger ist die Liste jener Orte, die darüber diskutieren eine zu bauen. Wir wollen einen kritischen Blick darauf richten, wie sinnvoll das ist und wie die Integration in den öffentlichen Personenverkehr gelingen kann.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["margau","tistrutzi"],"tags":["52","2026","eh23","The Rabbit Hole","ÖPNV","eh23-deu","Day 2"],"view_count":514,"promoted":false,"date":"2026-04-04T20:45:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-16T00:45:05.584+02:00","length":3994,"duration":3994,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/52-adfc033d-ebfc-5e47-9624-3ac30bc76960.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/52-adfc033d-ebfc-5e47-9624-3ac30bc76960_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/52-adfc033d-ebfc-5e47-9624-3ac30bc76960.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/52-adfc033d-ebfc-5e47-9624-3ac30bc76960.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-warum-sind-hier-ueberall-seile-seilbahntechnik-fuer-nerds","url":"https://api.media.ccc.de/public/events/adfc033d-ebfc-5e47-9624-3ac30bc76960","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"b461e921-bc48-5a63-b671-78f42f72599a","title":"CT-Installserver Episode 2: The Return of the Cache","subtitle":null,"slug":"eh23-ct-installserver-episode-2-the-return-of-the-cache","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/GMGVYW/","description":"Auf der Easterhegg 2025 habe ich das Konzept des Computertruhe Installations-Servers vorgestellt, seit dem Vortrag hat sich ein bisschen was getan. \n\nIn diesem Mini-Vortrag möchte ich ein kleines Update geben was sich seit dem getan hat und welche Stolpersteine sich aufgetan haben.\n\nDen Vortrag vom Letzten Jahr findet ihr unter: https://media.ccc.de/v/eh22-24-speedrunning-laptop-deployment-for-non-profit-organisations\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Philipp Skotnik"],"tags":["55","2026","eh23","The Rabbit Hole","eh23-deu","Day 2"],"view_count":70,"promoted":false,"date":"2026-04-04T13:30:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T14:45:05.356+02:00","length":1215,"duration":1215,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/55-b461e921-bc48-5a63-b671-78f42f72599a.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/55-b461e921-bc48-5a63-b671-78f42f72599a_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/55-b461e921-bc48-5a63-b671-78f42f72599a.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/55-b461e921-bc48-5a63-b671-78f42f72599a.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-ct-installserver-episode-2-the-return-of-the-cache","url":"https://api.media.ccc.de/public/events/b461e921-bc48-5a63-b671-78f42f72599a","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"70e7d945-ed01-5d9b-9545-8cf8bcae673d","title":"Budget beams – Laser experiments in a hacker lab","subtitle":null,"slug":"eh23-budget-beams-laser-experiments-in-a-hacker-lab","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/GQ9QNR/","description":"Science with lasers usually requires significant money. Instead, we use 3d-printing and the cheapest optics money can buy.\n\nWe want to do real and useful coherent optics experiments, but without the budget. So we are developing an open-hardware platform of 3d-printed parts and knowhow around accessible optical components.\n\nIf you ever wondered how much optomechanics you can replace with plastic parts: We are doing the experiment\n\nIn this talk we want to share our current work towards a system of 3d-printable components and cheap optical elements to make laser experiments more accessible.\n\nWe started this project from a need to measure nanometer-scale displacements at FAFO e. V., a hacklab in Munich. Our first goal is an interferometry setup, but we are already looking at other promising laser applications.\n\nMost importantly, we don't just want to do this for ourselves. This design is meant to become open-hardware and we are looking for others who are interested.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"eng","persons":["rahix","k8ik"],"tags":["90","2026","eh23","Test Chamber 01","eh23-eng","Day 2"],"view_count":129,"promoted":false,"date":"2026-04-04T17:15:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T05:15:02.864+02:00","length":1754,"duration":1754,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/90-70e7d945-ed01-5d9b-9545-8cf8bcae673d.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/90-70e7d945-ed01-5d9b-9545-8cf8bcae673d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/90-70e7d945-ed01-5d9b-9545-8cf8bcae673d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/90-70e7d945-ed01-5d9b-9545-8cf8bcae673d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-budget-beams-laser-experiments-in-a-hacker-lab","url":"https://api.media.ccc.de/public/events/70e7d945-ed01-5d9b-9545-8cf8bcae673d","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"915665ae-ba83-5fe1-9171-b39cd1fcaf74","title":"Embedded Engineering – Wenn dein Code direkt mit der Welt spricht","subtitle":null,"slug":"eh23-embedded-engineering-wenn-dein-code-direkt-mit-der-welt-spricht","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/PK9R9Z/","description":"Web-Apps und Desktop-Tools hat jedes IT'wesen schon geschrieben – aber was, wenn dein Code direkt LEDs, Motoren oder Sensoren steuert? In diesem kurzen Vortrag tauchen wir in die Welt der Embedded-Systeme ein: kleine Computer ohne Betriebssystem, direkt auf der Hardware, aber mit moderner Sprache und solider Architektur.\nMit einem Mix aus Coding, Praxisbeispielen und technischen Einblicken zeige ich dir, wie Embedded-Entwicklung mit Rust nicht nur sicher, sondern auch richtig spannend wird.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["WieErWill"],"tags":["20","2026","eh23","The Rabbit Hole","eh23-deu","Day 2"],"view_count":125,"promoted":false,"date":"2026-04-04T14:15:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T01:30:02.779+02:00","length":1881,"duration":1881,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/20-915665ae-ba83-5fe1-9171-b39cd1fcaf74.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/20-915665ae-ba83-5fe1-9171-b39cd1fcaf74_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/20-915665ae-ba83-5fe1-9171-b39cd1fcaf74.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/20-915665ae-ba83-5fe1-9171-b39cd1fcaf74.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-embedded-engineering-wenn-dein-code-direkt-mit-der-welt-spricht","url":"https://api.media.ccc.de/public/events/915665ae-ba83-5fe1-9171-b39cd1fcaf74","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"7d7d86f0-9350-5015-b650-0f04522e68f4","title":"Frequenzmessung unhörbarer Signale","subtitle":null,"slug":"eh23-frequenzmessung-unhoerbarer-signale","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/V7UJF3/","description":"Vier Amateurfunk-Kurzwellensignale. Laut Ankündigung müssten sie da sein, aber zu hören ist: Nichts. Nur Rauschen. Trotzdem schaffe ich, von dreien dieser vier Signale die Frequenz auf ein Hz genau zu bestimmen! Ein persönlicher Bericht von einem Nerdvergnügen und nebenbei eine von vielen möglichen Antworten auf: \"Was machen diese Funkamateure eigentlich so?\"\n\nZweimal im Jahr veranstalten Funkamateure in den USA eine Ostereiersuche der besonderen Art: Den [Frequency Measurement Test](https://fmt.arrl.org/). Auf vorher nur ungefähr bekannten Frequenzen im Kurzwellenbereich bei 3,5 und 7 MHz senden sie insgesamt vier Signale. Jedes dieser Signale stellt ein Osterei dar: Gefunden hat es, wer die Frequenz auf ein Hz genau misst.\n\nDiese Ostereiersuche zielt also auf eine Messgenauigkeit bei 10⁻⁷. Das ist ungefähr um einen Faktor 20 besser als alles, was auf Kurzwelle im normalen Amateurfunk jemals gebraucht wird. (Eine Uhr mit Genauigkeit 10⁻⁷ würde im Jahr etwa 3 Sekunden falsch gehen.) Aber Ostereiersuche dient schließlich nicht dem Nahrungserwerb, sondern soll Spaß machen! So etwa 60-100 Verrückte folgen normalerweise der Einladung und suchen mit.\n\nEinige nutzten cooles Zeug wie GPS-stabilisierte Oszillatoren oder Rubidium-Frequenznormale. Ich trat als \"Underdog\" an mit sowieso vorhandenen Bordmitteln: Brauchbares Funkgerät, mäßige Antenne, Laptop - und, als mein Ass im Ärmel: FLOSS!\n\nAls die Ostereiersuchzeit kam, war die Enttäuschung groß: Es herrschte gerade schlechtes \"Funkwetter\", zu hören war nur Rauschen. Aber aus Aufnahmen des Rauschens (Sounddateien) konnte passende Software die Signale dann doch noch herausfischen. Schlussendlich hatte ich drei der vier Ostereier gefunden und war glücklich wie ein Osterhase!\n\nUnd es wurde noch besser: Neuerdings gibt es neben den etablierten Eiern aus den USA auch [neue aus Polen](https://fmtlab.org/), die gesucht werden können, zur Zeit einmal im Monat. Hier sollen einerseits auch Frequenzen gemessen werden, aber obendrein auch die Dauer von Impulsen und sogar (möglichst millisekundengenaue) Zeitstempel. Die Signalstärke war besser, die Sendung aus dem Lautsprecher klar hörbar. Die Sache mit der Impulslänge und den Zeitstempeln erforderte deutlich mehr Aufwand an Software, aber nun hatte mich das Suchfieber gepackt! Buchstäblich Minuten vor dem Abgabetermin hatte ich die drei Eier zusammen und diesmal waren alle richtig gefunden 😁!\n\nDer Vortrag ist eine sehr persönliche Schilderung einer verrückt-nerdigen Aktion. Funk-KnowHow wird nicht vorausgesetzt; das Wenige, das gebraucht wird, wird erklärt. Neugier genügt!\n\nFür diejenigen, die Barrierefreiheit brauchen sowie für allgemein Neugierige stehen die Folien vorab zur Verfügung unter https://dj3ei.famsik.de/2026-FMT_Vortrag/ . Änderungen in letzter Minute vorbehalten!\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Andreas DJ3EI"],"tags":["35","2026","eh23","Test Chamber 01","eh23-deu","Day 2"],"view_count":157,"promoted":false,"date":"2026-04-04T18:00:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T20:30:06.611+02:00","length":3752,"duration":3752,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/35-7d7d86f0-9350-5015-b650-0f04522e68f4.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/35-7d7d86f0-9350-5015-b650-0f04522e68f4_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/35-7d7d86f0-9350-5015-b650-0f04522e68f4.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/35-7d7d86f0-9350-5015-b650-0f04522e68f4.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-frequenzmessung-unhoerbarer-signale","url":"https://api.media.ccc.de/public/events/7d7d86f0-9350-5015-b650-0f04522e68f4","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"12d7a21d-23da-5fc1-9b46-b1dac279da01","title":"Inhalt irrelevant","subtitle":"Was sagen deine Metadaten?","slug":"eh23-inhalt-irrelevant-was-sagen-deine-metadaten","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/E9HL7V/","description":"Verschlüsselung von privaten Chatnachrichten ist nur ein kleiner Teil einer Sicherheitsmaßnahme zum Schutze der eigenen Privatsphäre. Welche intimen Informationen auch ohne den Inhalt von spicy Nachrichten erkennbar sind, schauen wir uns in diesem Talk an.\r\n\r\nNachrichten sind sicher und privat, denn sie sind nach aktuellen Verfahren verschlüsselt und liegen sicher auf unseren Servern! So könnte die Behauptung von Anbietenden von Nachrichtendiensten lauten. Doch wie privat ist das eigene Leben wirklich, wenn wir uns einfach nur anschauen, wann wir mit wem welche Nachrichten austauschen? Inhalt irrelevant, wir interessieren uns lediglich für alle intimen Informationen über das eigene Leben, Tagesrhythmus, Arbeit, Alltag, soziale Beziehungen und was wir alles unter unabled to decrypt finden könnten. Dafür betrachten wir nur Metadaten.\r\nDieser Talk soll dafür sensibilisieren, welche Verantwortung Betreibende von Chatdiensten tragen, warum wir uns ganz genau überlegen sollten, ob wir Big Tech Konzernen vertrauen oder ob vertrauensvolle Admins von nebenan für dezentrale Dienste die bessere Alternative sind.\r\n\r\nEigene Metadaten werden mitgebracht, um zu zeigen, wie mit wenig Code erschreckend viel Information gewonnen werden kann.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["LeaRain"],"tags":["48","2026","eh23","The Rabbit Hole","eh23-deu","Day 2"],"view_count":396,"promoted":false,"date":"2026-04-04T15:00:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T23:45:06.653+02:00","length":1783,"duration":1783,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/48-12d7a21d-23da-5fc1-9b46-b1dac279da01.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/48-12d7a21d-23da-5fc1-9b46-b1dac279da01_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/48-12d7a21d-23da-5fc1-9b46-b1dac279da01.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/48-12d7a21d-23da-5fc1-9b46-b1dac279da01.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-inhalt-irrelevant-was-sagen-deine-metadaten","url":"https://api.media.ccc.de/public/events/12d7a21d-23da-5fc1-9b46-b1dac279da01","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"f65b9b97-b3e8-517e-8316-b47065604f48","title":"E-Mail selbst hosten","subtitle":"Zwischen DNS, Spamfiltern und Big Tech","slug":"eh23-e-mail-selbst-hosten-zwischen-dns-spamfiltern-und-big-tech","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/NCJZUV/","description":"E-Mail gilt als kompliziert und kaum selbst betreibbar. Trotzdem ist es das größte wirklich dezentrale Kommunikationsmittel. Dieser Talk ist ein Realitätscheck für technisch versierte Menschen mit Hosting-Erfahrung, die sich bisher nicht an einen eigenen Mailserver herangetraut haben. Wir schauen uns an, wie E-Mail heute tatsächlich funktioniert, warum Reputation wichtiger ist als Software und weshalb das größte Problem beim Mailhosting kein technisches, sondern ein soziales ist.\r\n\r\nDer Talk richtet sich an interessierte Hacker, die ihre Mails selbst hosten wollen und sich ggf. bis jetzt getraut haben, vielleicht auch weil sich Reddit einig ist, dass man Mail unter keinen Umständen selbst betreiben will. Konkret werden folgende Themen angesprochen:\r\n* Die Meinung im Internet\r\n* High-Level Einblick in Mail-Delivery\r\n* Trust-Issues zwischen Providern/Mailservern\r\n* Wichtige Punkte beim Setup:\r\n  * Hoster \u0026 IP Reputation\r\n  * DNS (MX \u0026 PTR, rDNS, SPF, DKIM, DMARC)\r\n  * Fallstricke Mailserver-Konfiguration (Open Relay, HELO)\r\n  * Deployment-Arten (\"Custom\", Mailserver Suites: Mailcow, docker-mailserver)\r\n  * Komponenten: Postfix/OpenSMTPd, Dovecot, rspamd, Sieve, Certbot\r\n  * RFC2142 Mailboxen\r\n* Mailserver Testing Services (MXToolbox, DNS Record Validation, Mail delivery tester)\r\n* Große andere Mail Provider\r\n  * Delivery Testing\r\n  * Delisting-Prozesse mit Beispiel\r\n  * Delivery-Probleme debuggen\r\n* Altlast-Migration mit imapsync\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["davd"],"tags":["16","2026","eh23","The Rabbit Hole","Digitale Unabhängigkeit","eh23-deu","Day 2"],"view_count":572,"promoted":false,"date":"2026-04-04T10:45:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T15:45:06.104+02:00","length":3091,"duration":3091,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/16-f65b9b97-b3e8-517e-8316-b47065604f48.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/16-f65b9b97-b3e8-517e-8316-b47065604f48_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/16-f65b9b97-b3e8-517e-8316-b47065604f48.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/16-f65b9b97-b3e8-517e-8316-b47065604f48.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-e-mail-selbst-hosten-zwischen-dns-spamfiltern-und-big-tech","url":"https://api.media.ccc.de/public/events/f65b9b97-b3e8-517e-8316-b47065604f48","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"97a4f5d7-4d33-5185-92bb-793d45976669","title":"eGovernment: Freie Software, Open Source und Open Data","subtitle":null,"slug":"fossgis2011-309-egovernment-freie-softwa","link":"https://fossgis-konferenz.de/2011/programm/events/309.de.html","description":"Die Kenyote der FOSSGIS 2011 geht auf die Grundlagen der Konferenz ein und erläutert Freie Software, Open Source, Open Data und stellt sie in den Kontext geographischer Daten. Zusammen bilden sie die Grundlage für ein erweitertes Verständnis von eGovernment und sind gleichzeitig lukrative Basis für Nutzern und Anbieter von Software, Daten und Dienstleitung. \n\nDie Grenzen zwischen Anwender und Anbieter verschwimmen und die Distanz zwischen Bürger und Politik wird durchläßiger, das gilt für Rechte, Pflichten, Aufgaben und Zuständigkeiten. \n\nEs werden Aspekte der Nachhaltigkeit von Open Source angesprochen und auf Fragen des Lizenzrechts, Copyright und Geodaten der öffentlichen Verwaltung eingegangen. Vor diesem Hintergrund werden digitale Daten und der Begriff Allgemeingut in einen politisch motivierten Zusammenhang gebracht. \n\nUnd wer glaubt das ginge alles gar nicht zusammen, der sollte sich den Vortrag anhören und im Laufe der Konferenz selbst beurteilen wie viel davon tatsächlich realisierbar ist.\n\n","original_language":"deu","persons":["Arnulf Christl"],"tags":["309","2011","fossgis2011","Allgemeines","Großer Hörsaal Geb. 308","fossgis2011-deu"],"view_count":23,"promoted":false,"date":"2011-04-05T16:00:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-13T22:30:04.352+02:00","length":1567,"duration":1567,"thumb_url":"https://static.media.ccc.de/media/events/fossgis/2011/309-97a4f5d7-4d33-5185-92bb-793d45976669.jpg","poster_url":"https://static.media.ccc.de/media/events/fossgis/2011/309-97a4f5d7-4d33-5185-92bb-793d45976669_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/fossgis/2011/309-97a4f5d7-4d33-5185-92bb-793d45976669.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/fossgis/2011/309-97a4f5d7-4d33-5185-92bb-793d45976669.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/fossgis2011-309-egovernment-freie-softwa","url":"https://api.media.ccc.de/public/events/97a4f5d7-4d33-5185-92bb-793d45976669","conference_title":"FOSSGIS 2011","conference_url":"https://api.media.ccc.de/public/conferences/fossgis2011","related":[]},{"guid":"f908a2a4-3d78-5ed0-9348-96b32ce5cd14","title":"Crowdsourced GI - Beginn einer neuen Ära freier Geodaten?","subtitle":null,"slug":"fossgis2011-260-crowdsourced-gi-beginn-e","link":"https://fossgis-konferenz.de/2011/programm/events/260.de.html","description":"Mit OSM-3D.org besteht seit 2009 die Möglichkeiteit sich interaktiv durch eine nur aus freien Geodaten basierende 3D-Welt inklusive Geländemodell, 3D-Gebäude oder 3D-Visualisierung diverser POIs zu bewegen. Nachdem die erste Version auf Deutschland beschränkt war, gab es zunächst Erweiterungen auf ein etwas größeres Gebiet. Bis zur FOSSGIS 2011 wird die 3D-Platform (mindestens) auf ganz Europa ausgeweitet (wegen SRTM Abdeckung: \u003c60°N) sein. Die Darstellung beschränkt sich nicht mehr auf eine Szene für einen beschränkten Bereich, sondern durch eine starke Erweiterung des 3D-Viewers und der Berechnung weiterer Level of Details (Zoomstufen) ist nun eine globale Darstellung des Planeten als interaktiver virtueller Globus möglich. \nIm Vortrag werden Details zur Datenprozessierung, Datenhaltung und neuen Nutzungsmöglichkeiten (wie etwa dem virtuellen Abfliegen eigener GPS-Tracks in 3D oder animierte 3D-Objekte) vorgestellt. Die Berechnungsdauer für die vektorielle Integration der OSM-Daten in das SRTM Geländemodell für ganz Europa lag bei mehreren Wochen. Dank Datenspenden z.B. in Frankreich werden nun schon über 20 Mio Gebäude in 3D visualisiert.\n\n","original_language":"deu","persons":["Alexander Zipf"],"tags":["260","2011","fossgis2011","Vorträge (OSM)","Großer Hörsaal Geb. 308","fossgis2011-deu"],"view_count":22,"promoted":false,"date":"2011-04-05T15:45:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-14T21:15:04.971+02:00","length":882,"duration":882,"thumb_url":"https://static.media.ccc.de/media/events/fossgis/2011/260-f908a2a4-3d78-5ed0-9348-96b32ce5cd14.jpg","poster_url":"https://static.media.ccc.de/media/events/fossgis/2011/260-f908a2a4-3d78-5ed0-9348-96b32ce5cd14_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/fossgis/2011/260-f908a2a4-3d78-5ed0-9348-96b32ce5cd14.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/fossgis/2011/260-f908a2a4-3d78-5ed0-9348-96b32ce5cd14.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/fossgis2011-260-crowdsourced-gi-beginn-e","url":"https://api.media.ccc.de/public/events/f908a2a4-3d78-5ed0-9348-96b32ce5cd14","conference_title":"FOSSGIS 2011","conference_url":"https://api.media.ccc.de/public/conferences/fossgis2011","related":[]},{"guid":"c7f11719-cc7f-5337-a1af-a11382901e20","title":"Gemeinsame Reise durch deutsche Behördendomains","subtitle":null,"slug":"eh23-gemeinsame-reise-durch-deutsche-behoerdendomains","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/T3HUAW/","description":"In vielen Ländern sind staatliche .gov-Domains längst Standard - etwa gov.uk. In Deutschland dagegen sind gov.de oder bund.de bei staatlichen Stellen deutlich weniger verbreitet, als man erwarten würde. Stattdessen existieren historisch gewachsene Sonderlösungen: Ministerien mit eigenen Domains, Umbenennungen nach Regierungswechseln, ein insgesamt inkonsistentes Namensschema und noch mehr Verwirrung bei Domains auf Landesebene.\nIn diesem Talk schauen wir uns die kuriosesten Ausprägungen dieses Domain-Chaos an, analysieren ihre praktischen Auswirkungen und diskutieren, wie es gemeinsam besser gehen könnte. Dabei werfen wir auch einen Blick auf  Security-Fails, die aus genau diesen Strukturen entstehen können.\n\nBehördendomains reloaded: Von offenen Türen zu offenen Fragen\n\nDieser Talk kann als Fortsetzung zum Talk \"Verlorene Domains, offene Türen - Was alte Behördendomains verraten\" vom 39c3 gesehen werden: https://media.ccc.de/v/39c3-verlorene-domains-offene-turen-was-alte-behordendomains-verraten / https://www.youtube.com/watch?v=j59RMBrCVIU\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Tim Philipp Schäfers (TPS)"],"tags":["33","2026","eh23","The Rabbit Hole","eh23-deu","Day 2"],"view_count":553,"promoted":false,"date":"2026-04-04T17:00:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-15T19:15:05.073+02:00","length":2792,"duration":2792,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/33-c7f11719-cc7f-5337-a1af-a11382901e20.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/33-c7f11719-cc7f-5337-a1af-a11382901e20_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/33-c7f11719-cc7f-5337-a1af-a11382901e20.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/33-c7f11719-cc7f-5337-a1af-a11382901e20.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-gemeinsame-reise-durch-deutsche-behoerdendomains","url":"https://api.media.ccc.de/public/events/c7f11719-cc7f-5337-a1af-a11382901e20","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"1b9e7d63-1dad-5b95-84f9-5c2a83e18407","title":"Open-Source-Chip-Design","subtitle":"A new Playground for Ham Radio?","slug":"eh23-open-source-chip-design-a-new-playground-for-ham-radio","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/EXAEAE/","description":"Open-source chip-design initiatives and EDA tools are enabling affordable,  workflows from SystemVerilog to GDS-II, making custom ASICs accessible even to hobbyists. As a demonstration, a collaboration between JKU Linz and the University of Würzburg realized the first fully integrated WSPR transmitter IC using the Tiny Tapeout 130 nm mixed-signal process, eliminating the need for PCs, microcontrollers, or FPGAs. The chip combines a digital subsystem that generates WSPR symbols using CORDIC and sigma-delta modulation with an analog RF chain that performs IQ modulation, filtering, and amplification, proving that real-world amateur radio applications can be implemented entirely with open-source tools.\r\n\r\nInitiatives such as Google Skywater, IHP130, and Tiny Tapeout, coupled with the collaboration of open-source tools like LibreLane or Yosys, are poised to democratize chip design. This approach eliminates the need for commercial EDA tools, making the production of custom chips using multi-project wafers and chips significantly more affordable – even for hobbyists. This presentation will elucidate the intricacies of such a workflow, from the design level entry using system Verilog to the generation of GDS-II files. As an example for a HAM-Radio application an WSPR-Transmitter is implemented on a chips just by using open-source EDA-Tools and workflows.\r\n\r\nWeak Signal Propagation Reporter (WSPR, pronounced “whisper”) is a well-known tool in amateur radio for analyzing the propagation of shortwave signals. These signals are refracted by the ionosphere, allowing them to travel remarkable distances around the globe, even with just small transmit powers of just a few milliwatts. The tool, developed by Nobel laureate Joe Taylor (K1JT), typically requires a PC running dedicated software and a shortwave transmitter. While numerous embedded implementations have been created in the past—using microcontrollers or FPGAs — there has so far been no integrated circuit that provides native WSPR functionality.\r\n\r\nUntil now! In a collaboration between JKU Linz and the Julius-Maximilians-Universität Würzburg, we have implemented a fully WSPR-capable transmitter in the TT-Sky25b process—realized as a 130 nm analog mixed-signal design via Tiny Tapeout. The design shown in the image, consists of two major components: a digital subsystem that generates the transmit symbols from the message information (operator callsign, power level, and location), and an analog subsystem that performs the actual RF modulation. The digital part uses a CORDIC IP block and a sigma-delta modulator to produce a complex analog baseband signal. This signal is then modulated by an IQ-Modulator, filtered, and amplified by a fully analog RF chain.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Matthias (DL9MJ)"],"tags":["31","2026","eh23","Test Chamber 01","Hardware","eh23-deu","Day 2"],"view_count":468,"promoted":false,"date":"2026-04-04T11:30:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-16T00:00:06.069+02:00","length":3561,"duration":3561,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/31-1b9e7d63-1dad-5b95-84f9-5c2a83e18407.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/31-1b9e7d63-1dad-5b95-84f9-5c2a83e18407_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/31-1b9e7d63-1dad-5b95-84f9-5c2a83e18407.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/31-1b9e7d63-1dad-5b95-84f9-5c2a83e18407.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-open-source-chip-design-a-new-playground-for-ham-radio","url":"https://api.media.ccc.de/public/events/1b9e7d63-1dad-5b95-84f9-5c2a83e18407","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"d2fbae6a-928a-5d23-b708-09794a70b62e","title":"Dark Agile - Vergiftete Agilität","subtitle":"Wie entsteht das? Was hilft dagegen?","slug":"eh23-dark-agile-vergiftete-agilitaet-wie-entsteht-das-was-hilft-dagegen","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/QYUFR8/","description":"Irgendwie sind immer noch alle heiß auf Agilität und Scrum. \r\nIrgendwie hassen es aber auch alle. \r\nWieso ist das so? \r\nUnd wer ist eigentlich daran schuld?\r\nWie können wir das verändern?\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Marc Halbrügge"],"tags":["85","2026","eh23","The Rabbit Hole","eh23-deu","Day 2"],"view_count":197,"promoted":false,"date":"2026-04-04T12:45:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-16T01:00:07.413+02:00","length":1843,"duration":1843,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/85-d2fbae6a-928a-5d23-b708-09794a70b62e.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/85-d2fbae6a-928a-5d23-b708-09794a70b62e_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/85-d2fbae6a-928a-5d23-b708-09794a70b62e.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/85-d2fbae6a-928a-5d23-b708-09794a70b62e.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-dark-agile-vergiftete-agilitaet-wie-entsteht-das-was-hilft-dagegen","url":"https://api.media.ccc.de/public/events/d2fbae6a-928a-5d23-b708-09794a70b62e","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"a8467b97-4e3f-5c46-814d-e6196b2c5128","title":"The Bunny is a Lie, but Rust is the Truth: High-Performance Modeling \u0026 APIs","subtitle":null,"slug":"eh23-the-bunny-is-a-lie-but-rust-is-the-truth-high-performance-modeling-apis","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/EJ8JS7/","description":"„Die API ist dokumentiert“, „Das JSON-Schema passt“ – oft sind das die größten Lügen in der Softwareentwicklung. Sobald Daten zwischen Rust-Kern, Python-Skripten und TypeScript-Frontends fließen, bricht das Chaos aus. In diesem Talk zeige ich euch, wie wir Rust als „Single Source of Truth“ nutzen, um mit Tagged Enums und automatisierter API-Generierung (OpenAPI/PyO3) den Kaninchenbau aus inkonsistenten Typen und Performance-Flaschenhälsen ein für alle Mal zu verlassen.\n\nWer hat nicht schon mal Stunden damit verbracht, einen Bug zu suchen, nur weil das Python-Skript ein Feld erwartet hat, das im Rust-Backend nach dem letzten Refactoring umbenannt wurde? Oder das TypeScript-Frontend schickt Daten, die der Server längst nicht mehr versteht?\n\nIn der Theorie haben wir Dokumentationen und Schemata. In der Realität lügen wir uns oft in die Tasche, wenn wir behaupten, unsere Schnittstellen seien konsistent. In diesem Talk steigen wir tief in den Kaninchenbau ab und schauen uns an, wie wir in Rust APIs definieren. Es geht um mehr als nur Memory Safety – es geht um Typsicherheit und Performance über Sprachgrenzen hinweg.\n\n- Vom Domain Model zum Speicherlayout: Warum Tagged Enums (Sum Types) in Rust das Fundament für sauberes API-Design sind und wie sie herkömmliche OOP-Strukturen in den Schatten stellen.\n\n- Die Brücke nach Python: Wie wir mit PyO3 Schnittstellen bauen, die nicht nur performant sind, sondern sich auch für Python-User intuitiv anfühlen. Wir schauen uns dabei Konzepte an, die sich an der Z3-API orientieren: Mächtige Logik in Rust, ergonomische Bedienung in Python.\n\n- End-to-End Typsicherheit: Wie wir OpenAPI-Spezifikationen und TypeScript-Typen direkt aus unseren Rust-Modellen generieren. Das Ziel: Eine „Single Source of Truth“, damit die Wahrheit im Backend auch die Wahrheit im Frontend bleibt.\n\n- Lessons Learned: Einblicke in echte Systeme aus 4 Jahren professioneller Rust-Entwicklung – von AWS-Lambda-Simulationen bis hin zur Medizintechnik.\n\nDieser Talk richtet sich an alle, die genug von inkonsistenten Glue-Code-Wüsten haben und sehen wollen, wie man Rust-Backend-Logik effizient in heterogene Stacks integriert.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Benedikt Mandelkow"],"tags":["26","2026","eh23","Test Chamber 01","eh23-deu","Day 2"],"view_count":94,"promoted":false,"date":"2026-04-04T15:15:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-14T12:45:05.902+02:00","length":3232,"duration":3232,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/26-a8467b97-4e3f-5c46-814d-e6196b2c5128.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/26-a8467b97-4e3f-5c46-814d-e6196b2c5128_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/26-a8467b97-4e3f-5c46-814d-e6196b2c5128.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/26-a8467b97-4e3f-5c46-814d-e6196b2c5128.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-the-bunny-is-a-lie-but-rust-is-the-truth-high-performance-modeling-apis","url":"https://api.media.ccc.de/public/events/a8467b97-4e3f-5c46-814d-e6196b2c5128","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"dbf88dfa-dfcb-54c5-99c6-00ba50543484","title":"Handys ohne Big Tech - geht das?","subtitle":"","slug":"eh23-handys-ohne-big-tech-geht-das","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/QTXWWB/","description":"Viele Menschen versuchen aktuell Ihre digitale Souveränität zu stärken, doch in einem Bereich scheint das schwerer als in vielen anderen: das Handy Betriebssystem. In diesem Talk schauen wir uns die Alternativen zu Android und iOS an.\r\n\r\nWährend im PC-Markt ein gewisser Aufwärtstrend bei den nicht-Windows/Apple Betriebssystemen erkennbar ist, ist dies auf dem Handymarkt noch ein Nieschenthema - selbst hier im Chaos verwenden einige Menschen, die auf Computern ihre Linux-Distros lieben, weiter Android/iOS.\r\n\r\nDoch auch auf dem Handy gibt es einige interessante Alternativen - mit verschiedenen Stärken und Schwächen. Welche das genau sind und welches OS ich auf meinem Handy benutze zeige ich Euch in diesem Talk. \r\n\r\nKommt mit auf eine Reise durch meine Erfahrungen mit Alternativen wie Ubuntu Touch, /e/ und Graphene. Weiter schauen wir uns an welche Probleme bei der Installation auftreten können und worauf Ihr bei der Hardwareauswahl achten solltet.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["j0nas"],"tags":["54","2026","eh23","The Rabbit Hole","Digitale Unabhängigkeit","eh23-deu","Day 2"],"view_count":663,"promoted":true,"date":"2026-04-04T15:45:00.000+02:00","release_date":"2026-04-04T00:00:00.000+02:00","updated_at":"2026-04-16T02:15:04.276+02:00","length":3575,"duration":3575,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/54-dbf88dfa-dfcb-54c5-99c6-00ba50543484.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/54-dbf88dfa-dfcb-54c5-99c6-00ba50543484_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/54-dbf88dfa-dfcb-54c5-99c6-00ba50543484.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/54-dbf88dfa-dfcb-54c5-99c6-00ba50543484.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-handys-ohne-big-tech-geht-das","url":"https://api.media.ccc.de/public/events/dbf88dfa-dfcb-54c5-99c6-00ba50543484","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"1d192683-113b-5da6-a339-7d4dd752572b","title":"Testing-Elevator","subtitle":"","slug":"eh23-testing-elevator","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/ACVCEB/","description":"Abseits des bekannten Unittests gibt es noch mehr - eine Technikdemonstration auf verschiedenen Testebenen.\r\n\r\nTesten ist wichtig und verhindert schwerwiegende Fehler.\r\n\r\nDer Fokus kann hierbei verschieden granular bzw. abstrakt sein.\r\nIch bringe 3 Beispiele mitbringen, welche mehr Spaß, bessere Wiederholbarkeit oder zumindest mehr Transparenz in die eigene komplexe Systemlandschaft bringen sollen.\r\n\r\nEine Technikdemonstration mit:\r\n- Unit-Test Ebene: Mutation-Testing\r\n- Integrationstest: Testcontainers-Setup\r\n- Last-Test: Lastszenario auf einem simples System erzeugen, inkl. Visualisierung via Prometheus/Grafana\r\n\r\nWährend des Vortrags fahren wir gemeinsam vom tiefen Unittest-Keller, über den Integrationstest-Systemüberblick bis hinauf in die Lasttest-Skylounge   ;-)\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["PatientParrot"],"tags":["34","2026","eh23","Test Chamber 01","Software-Engineering","eh23-deu","Day 1"],"view_count":90,"promoted":false,"date":"2026-04-03T16:00:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-16T01:45:03.381+02:00","length":3359,"duration":3359,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/34-1d192683-113b-5da6-a339-7d4dd752572b.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/34-1d192683-113b-5da6-a339-7d4dd752572b_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/34-1d192683-113b-5da6-a339-7d4dd752572b.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/34-1d192683-113b-5da6-a339-7d4dd752572b.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-testing-elevator","url":"https://api.media.ccc.de/public/events/1d192683-113b-5da6-a339-7d4dd752572b","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"9c282eb3-083b-5ff7-aedf-3cdb1ab627a7","title":"RoboCup: Wettkampf, Forschung und die Zukunft der Robotik","subtitle":null,"slug":"eh23-robocup-wettkampf-forschung-und-die-zukunft-der-robotik","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/SHBEHS/","description":"Seit über 25 Jahren ist der RoboCup eine der wichtigsten Plattformen für Robotikforschung und Nachwuchsförderung. Er kombiniert den spielerischen Wettkampf mit echter Wissenschaft und bringt Schüler:innen, Studierende und Expert:innen zusammen, um die Robotik von morgen zu gestalten.\nDieser Vortrag gibt euch einen umfassenden Überblick über den RoboCup:\n- Junior vs. Major League\n- Die Hauptkategorien:\n        Soccer  – Autonome Teams, die Fußball spielen\n        Rescue  – Roboter für Katastropheneinsätze\n        Maze  – Navigation durch komplexe Labyrinthe\n        On-Stage  – Kreative Robotik-Performances\n        Industrial \u0026 @Home  – Service- und Industrieroboter im Alltag\n- Warum Open Source? Wie der RoboCup den offenen Austausch und die Entwicklung intelligenter Systeme vorantreibt\n- Wie kann man mitmachen? Erste Schritte für Schüler:innen, Studierende und Robotik-Begeisterte\n\nMit meiner Erfahrung als langjähriger Teilnehmer, Schiedsrichter und Jury-Mitglied teile ich nicht nur technisches Wissen, sondern auch, was der RoboCup für das Leben und die persönliche Entwicklung bedeutet.\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["WieErWill"],"tags":["22","2026","eh23","Test Chamber 01","eh23-deu","Day 1"],"view_count":78,"promoted":false,"date":"2026-04-03T18:00:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-15T22:45:05.014+02:00","length":2077,"duration":2077,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/22-9c282eb3-083b-5ff7-aedf-3cdb1ab627a7.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/22-9c282eb3-083b-5ff7-aedf-3cdb1ab627a7_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/22-9c282eb3-083b-5ff7-aedf-3cdb1ab627a7.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/22-9c282eb3-083b-5ff7-aedf-3cdb1ab627a7.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-robocup-wettkampf-forschung-und-die-zukunft-der-robotik","url":"https://api.media.ccc.de/public/events/9c282eb3-083b-5ff7-aedf-3cdb1ab627a7","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"50757de3-a863-59fa-9cb0-479951b1a288","title":"eh23 Opening","subtitle":"","slug":"eh23-opening","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/RVA3C9/","description":"\r\n\r\nWillkommen im Kaninchenbau. Oder dem, was ihr dafür haltet. \r\n\r\nWir eröffnen das Event mit einer dringenden Systemwarnung: Das Maskottchen ist ein Bug, keine Eigenschaft. In diesem Opening klären wir die Regeln der Simulation, zeigen euch die Fluchtwege aus dem Kaninchenbau und beweisen offiziell, warum der Hase eine Lüge ist. Die Testkammern sind nun geöffnet.\r\n\r\n\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["The White Rabbit"],"tags":["8","2026","eh23","The Rabbit Hole","meta","eh23-deu","Day 1"],"view_count":253,"promoted":false,"date":"2026-04-03T15:00:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-15T16:30:05.425+02:00","length":2465,"duration":2465,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/8-50757de3-a863-59fa-9cb0-479951b1a288.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/8-50757de3-a863-59fa-9cb0-479951b1a288_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/8-50757de3-a863-59fa-9cb0-479951b1a288.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/8-50757de3-a863-59fa-9cb0-479951b1a288.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-opening","url":"https://api.media.ccc.de/public/events/50757de3-a863-59fa-9cb0-479951b1a288","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"0a8a2615-b3aa-54fd-86ac-9fe5feae2dc7","title":"Eggstracting Eastereggs from glob-top ICs","subtitle":null,"slug":"eh23-eggstracting-eastereggs-from-glob-top-ics","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/FLDAPT/","description":"Eine Ostereiersuche ausgehend von einem Flashdump bis hin zu einem kompletten Firmwaredump mit Disassembly\n\nEine kleine Embedded-Recherche über ein Nuvoton-Mikrocontroller in älterem Spielzeug ausgehend von einem Flashdump über ein paar educated Guesses zu einem nicht deaktivierten Debugport\n\nAusgehend von einem Flashdump einer Transformers-Maske mit Stimmverzerrer und Audiosnippets wurde die Elektronik reverse engineered.\nStartpunkt waren nicht referenzierte Audio-Fragmente auf dem Datenflash und ein unbekanntes Audioformat welches ermöglicht hat herauszufinden was für ein Mikrocontroller unter dem Epoxy-Klecks zu finden war. Am Ende der Analyse wurde ein undokumentierter QC-Testmodus entdeckt\n\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Red5"],"tags":["39","2026","eh23","Test Chamber 01","eh23-deu","Day 1"],"view_count":80,"promoted":false,"date":"2026-04-03T19:30:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-15T22:00:09.224+02:00","length":555,"duration":555,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/39-0a8a2615-b3aa-54fd-86ac-9fe5feae2dc7.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/39-0a8a2615-b3aa-54fd-86ac-9fe5feae2dc7_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/39-0a8a2615-b3aa-54fd-86ac-9fe5feae2dc7.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/39-0a8a2615-b3aa-54fd-86ac-9fe5feae2dc7.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-eggstracting-eastereggs-from-glob-top-ics","url":"https://api.media.ccc.de/public/events/0a8a2615-b3aa-54fd-86ac-9fe5feae2dc7","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"4e7c1b7d-3572-555f-ae1a-0d151d504e30","title":"Overpass Turbo goes PostGIS","subtitle":null,"slug":"sotm2025-81980-overpass-turbo-goes-postgis","link":"https://2025.stateofthemap.org/sessions/GQKLBA/","description":"This talks presents the \"Postpass\" service, a database that services OSM data for public querying much like Overpass, but uses PostGIS under the hood. With a few extra characters added to your query, you can have the power of PostGIS at your fingertips from within Overpass Turbo.\n\nOverpass and Overpass Turbo are indispensable tools for OSM contributors - everyone uses them whenever you need to glance at the data and go beyond what's visible on the map. Show me pizza places in Dundee, which playgrounds in Paris have age restrictions - stuff like that can be done quickly with Overpass and doesn't require any data downloading or software installation.\n\nBecause such \"rapid prototyping\" is so easy with Overpass, a lot of community projects small and large have come to depend on Overpass and its two domain-specific query languages as a backbone. Pages upon pages on the community forum and wiki deal with how to solve this or that query with Overpass - and there are cases where a PostGIS query could to the same thing more efficiently or easier than Overpass. \n\nThe missing link to allow the same \"rapid prototyping\" and experimenting with PostGIS that we already see with Overpass is a publicly accessible PostGIS instance. The author has been running exactly that for half a year (Github repos https://github.com/woodpeck/postpass and https://github.com/woodpeck/postpass-ops) and this talk explains how to use it, and what its strengths and weaknesses are.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Frederik Ramm"],"tags":["81980","2025","sotm2025","Data Analysis \u0026 Data Model","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":20,"promoted":false,"date":"2025-10-04T09:00:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-11T16:15:05.239+02:00","length":1867,"duration":1867,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/81980-4e7c1b7d-3572-555f-ae1a-0d151d504e30.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/81980-4e7c1b7d-3572-555f-ae1a-0d151d504e30_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/81980-4e7c1b7d-3572-555f-ae1a-0d151d504e30.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/81980-4e7c1b7d-3572-555f-ae1a-0d151d504e30.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-81980-overpass-turbo-goes-postgis","url":"https://api.media.ccc.de/public/events/4e7c1b7d-3572-555f-ae1a-0d151d504e30","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"e1558ccb-9817-5c61-a99d-670e15f9518d","title":"Let's Make All Data Interoperable","subtitle":"Unifying Standards without the XKCD Effect","slug":"eh23-let-s-make-all-data-interoperable-unifying-standards-without-the-xkcd-effect","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/EZPSUN/","description":"Cory Doctorow argues that fighting the Enshittification of the world involves making data and software more interoperable, in order to reduce switching costs from centralized Big-Tech platforms. But even making data formats interoperable that are based on open standards is often easier said than done. For instance, the YAML 1.2 spec is very complex for humans to understand, and many YAML parsers aren't fully spec-compliant either. And does your Nix tree-sitter grammar cause weird editor behavior too?\r\n\r\nWe argue that we need a more concise and ergonomic way to express all the different syntaxes and data models of textual and binary data formats. A way that makes it easier to reason and talk about them, and maybe come up with your own when in need. And of course to transparently convert between them for better interoperability based on your specific needs. Most existing approaches are implementation-defined (e.g. Pandoc's abstract context representation lives in Haskell code files) or otherwise tied to an ecosystem (e.g. JSON schema). Can we properly unify them somehow? Without causing the standards proliferation effect known from the famous XKCD comic [ https://xkcd.com/927/ ]?\r\n\r\nIn this talk, we propose an approach to interoperability that conceptually resembles the ideas behind LSP and LLVM: Instead of writing many ad-hoc compatibility layers for individual pairs or small groups of formats, we give each and every textual and binary format a concise schema that bidirectionally maps it to a canonical AST representation. Now every ecosystem only needs to implement a single metamodel and schema parser to support all formats that have a schema available. Viewing textual and binary formats as mere representations of a canonical AST also makes it easy to create syntax extensions, preprocessors or a fully custom syntax in a language-independent way. Syntax does not matter - making all formats interoperable via canonical AST representations does. Let's do it!\r\n\r\nSession materials will be available here: https://eh23.schmyntax.net/\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"eng","persons":["schmyntax"],"tags":["83","2026","eh23","The Rabbit Hole","eh23-eng","Day 1"],"view_count":171,"promoted":false,"date":"2026-04-03T18:30:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-15T16:30:05.794+02:00","length":1899,"duration":1899,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/83-e1558ccb-9817-5c61-a99d-670e15f9518d.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/83-e1558ccb-9817-5c61-a99d-670e15f9518d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/83-e1558ccb-9817-5c61-a99d-670e15f9518d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/83-e1558ccb-9817-5c61-a99d-670e15f9518d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-let-s-make-all-data-interoperable-unifying-standards-without-the-xkcd-effect","url":"https://api.media.ccc.de/public/events/e1558ccb-9817-5c61-a99d-670e15f9518d","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"5340300e-c5c9-5b9c-a4b7-fe98e650b012","title":"How I reverse engineered my tablets' camera driver (deutsch)","subtitle":"","slug":"eh23-how-i-reverse-engineered-my-tablets-camera-driver","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/CK7YWV/","description":"In diesem Vortrag beleuchte ich den Prozess des Reverse Engineerings des Kamera-Treibers meines Tablets. Dies beinhaltet einen Deep Dive in die Welt von ACPI, Register-Dumps und die Kernel-Entwicklung.\r\n\r\n--\r\n\r\nIn this talk I will cover the process of reverse engineering my tablets' camera driver. This will involve a deep dive into the world of ACPI, register dumps, and kernel development.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["werdahias"],"tags":["24","2026","eh23","Test Chamber 01","Hardware","eh23-deu","Day 1"],"view_count":162,"promoted":false,"date":"2026-04-03T17:15:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-15T17:15:07.924+02:00","length":1297,"duration":1297,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/24-5340300e-c5c9-5b9c-a4b7-fe98e650b012.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/24-5340300e-c5c9-5b9c-a4b7-fe98e650b012_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/24-5340300e-c5c9-5b9c-a4b7-fe98e650b012.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/24-5340300e-c5c9-5b9c-a4b7-fe98e650b012.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-how-i-reverse-engineered-my-tablets-camera-driver","url":"https://api.media.ccc.de/public/events/5340300e-c5c9-5b9c-a4b7-fe98e650b012","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"4b0b8b57-7680-5715-850f-e07231900407","title":"World-Map-Explorer – Explore the world with ease","subtitle":null,"slug":"sotm2025-71174-world-map-explorer-explore-the-world-with-ease","link":"https://2025.stateofthemap.org/sessions/ABLRCG/","description":"World-Map-Explorer is a web application that helps the visually impaired learn about the world and understand maps. It is a great pleasure to note that the application was developed by a group of students from the Computer Science Department of Sri Krishnapuram Government Engineering College in collaboration with Zendalona with support of OpenStreetMap Kerala Community.\n\nThis app, which can be used by both the visually impaired and the sighted, is based on the free software OpenStreetMap. This app describes the world based on audio cues with the help of a screen reader. Existing applications like Google Maps cannot be used with a keyboard. Therefore, the visually impaired cannot use map applications. They understand the structure of areas by swiping their hands through the lines and dots that stand out on the tactile map. They understand where a place is by waving their hands over the place name written in Braille.\n\nWorld-Map-Explorer is a web application that helps the visually impaired learn about the world and understand maps. It is a great pleasure to note that the application was developed by a group of students from the Computer Science Department of Sri Krishnapuram Government Engineering College in collaboration with Zendalona with support of OpenStreetMap Kerala Community.\n\nThis app, which can be used by both the visually impaired and the sighted, is based on the free software OpenStreetMap. This app describes the world based on audio cues with the help of a screen reader. Existing applications like Google Maps cannot be used with a keyboard. Therefore, the visually impaired cannot use map applications. They understand the structure of areas by swiping their hands through the lines and dots that stand out on the tactile map. They understand where a place is by waving their hands over the place name written in Braille.\n\nBut this has many limitations. It only provides a few details about the place. And it is difficult to carry it anywhere. That is why the Map World-Map-Explorer, which can be easily used from anywhere, is opening up new possibilities for visually impaired peoples.\n\nhttps://map.zendalona.com/\nThis Project Launched by Dr. R Bindu, incumbent Minister for Higher Education and Social Justice, Government of Kerala. https://www.facebook.com/drrbindhu/posts/pfbid02vPrXmPFuG6UE2p8yymnqxVKWwUTh2nA5FkDfw37qCNgrntCqiczPNoc8hJK81H7kl\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Manoj Karingamadathil"],"tags":["71174","2025","sotm2025","Software Development","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":17,"promoted":false,"date":"2025-10-04T06:30:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-12T02:00:03.877+02:00","length":1150,"duration":1150,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71174-4b0b8b57-7680-5715-850f-e07231900407.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71174-4b0b8b57-7680-5715-850f-e07231900407_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71174-4b0b8b57-7680-5715-850f-e07231900407.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71174-4b0b8b57-7680-5715-850f-e07231900407.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71174-world-map-explorer-explore-the-world-with-ease","url":"https://api.media.ccc.de/public/events/4b0b8b57-7680-5715-850f-e07231900407","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"b51c714b-0846-5a01-a563-9249256d4355","title":"Journey to the Center of the Planet","subtitle":null,"slug":"sotm2025-71643-journey-to-the-center-of-the-planet","link":"https://2025.stateofthemap.org/sessions/CBMXL3/","description":"Whether you’re a simple mapper or a sophisticated data consumer, you depend on a lot of machinery at the heart of OpenStreetMap that you probably never think about. After many years mapping and tinkering on OSM-based frontend applications, Minh is venturing into the software core of OSM’s world. Join him as he recounts his travels, unearthing the many moving parts beneath the surface and piecing together how they fit into the larger constellation of OSM software. Get a glimpse of the future of this software stack as we invest in development resources and make progress on longstanding priorities – and how you can help.\n\nCreative Commons Attribution 3.0 Unported https://creativecommons.org/licenses/by/3.0/","original_language":"eng","persons":["Minh Nguyễn"],"tags":["71643","2025","sotm2025","Software Development","Mayon","sotm2025-eng","OSM","OpenStreetMap","Day 2"],"view_count":14,"promoted":false,"date":"2025-10-04T08:30:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-09T19:45:06.666+02:00","length":1414,"duration":1414,"thumb_url":"https://static.media.ccc.de/media/events/sotm/2025/71643-b51c714b-0846-5a01-a563-9249256d4355.jpg","poster_url":"https://static.media.ccc.de/media/events/sotm/2025/71643-b51c714b-0846-5a01-a563-9249256d4355_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/sotm/2025/71643-b51c714b-0846-5a01-a563-9249256d4355.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/sotm/2025/71643-b51c714b-0846-5a01-a563-9249256d4355.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/sotm2025-71643-journey-to-the-center-of-the-planet","url":"https://api.media.ccc.de/public/events/b51c714b-0846-5a01-a563-9249256d4355","conference_title":"State of the Map 2025","conference_url":"https://api.media.ccc.de/public/conferences/sotm2025","related":[]},{"guid":"a505f26a-4bda-53b0-b878-37b51179d85d","title":"Nützliche Mikrofontechnik für bessere Präsentationen","subtitle":"","slug":"eh23-nutzliche-mikrofontechnik","link":"https://pretalx.eh23.easterhegg.eu/eh23/talk/EJGJZK/","description":"Präsentationen vor größerem Publikum oder Präsentationen, die aufgenommen werden, brauchen quasi immer ein Mikrofon irgendeiner Art. In dieser Präsentation zeigen wir euch übliche Probleme, die Vortragende mit Mikrofonen haben, geben euch Tipps woe ein Mikrofon richtig gehalten wird und wo die Fallstricke bei Headsets lauern. All das um euch Werkzeuge an die Hand zu geben um die Qualität eurer Präsentationen schon an der Quelle zu verbessern. Handwerksteug, das ihr auf Hacker Events und überall sonst wo ein Mikrofon benutzt wird, einsetzen könnt.\r\n\r\nDieser Talk ist eine lose Fortsetzung der zwei Talks, die schon aufm WHY2025 Camp auf Englisch und Niederländisch gehalten wurden.\r\n\r\nThis work is licensed under CC BY-NC 4.0. To view a copy of this license, visit https://creativecommons.org/licenses/by-nc/4.0/","original_language":"deu","persons":["Sophie","Bix"],"tags":["96","2026","eh23","The Rabbit Hole","meta","eh23-deu","Day 1"],"view_count":335,"promoted":false,"date":"2026-04-03T16:15:00.000+02:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-15T18:30:06.839+02:00","length":1924,"duration":1924,"thumb_url":"https://static.media.ccc.de/media/conferences/eh2026/96-a505f26a-4bda-53b0-b878-37b51179d85d.jpg","poster_url":"https://static.media.ccc.de/media/conferences/eh2026/96-a505f26a-4bda-53b0-b878-37b51179d85d_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/eh2026/96-a505f26a-4bda-53b0-b878-37b51179d85d.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/eh2026/96-a505f26a-4bda-53b0-b878-37b51179d85d.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/eh23-nutzliche-mikrofontechnik","url":"https://api.media.ccc.de/public/events/a505f26a-4bda-53b0-b878-37b51179d85d","conference_title":"EasterHegg 2026: The Bunny Is A Lie","conference_url":"https://api.media.ccc.de/public/conferences/eh23","related":[]},{"guid":"6c2418d9-6de7-5107-9320-e621426477a2","title":"Ein Token, sie zu knechten","subtitle":null,"slug":"clt26-274-ein-token-sie-zu-knechten","link":"https://chemnitzer.linux-tage.de/2026/de/programm/beitrag/274","description":"FIDO2-Token haben in den letzten Jahren eine zunehmende Verbreitung erfahren. Aber nicht nur für die Authentifizierung bei Webservices sind FIDO2-Token eine gute Wahl. Auch für die Anmeldung an Linux-Systemen, die Authentifizierung über ssh und das Entsperren einer LUKS2-Verschlüsselung sind FIDO2-Token eine gute Wahl. Darüber hinaus bieten viele FIDO2-Token Zusatzfunktionen, die bisher auch klassische Smartcards beherrschten, wie zum Beispiel PIV oder Challenge-Response-Authentifizierung.\nIn meinem Vortrag gehe ich auf die Nutzung von FIDO2 für die oben genannten Szenarien, die Anmeldung bei Linux-Systemen, in der Nutzung für ssh und die Verwendung für die Entschlüsselung von LUKS2 ein. Ich zeige einige Spielereien, wie zum Beispiel einen Weg, die Nutzung des Systems an das Vorhandensein eines Tokens zu binden. Weiterhin gehe ich auf die spezifischen Szenarien im Einsatz einzelner FIDO2-Token ein, wenn es um die Nutzung für Challenge-Response geht. Letzteres ist dann von Bedeutung, wenn das eigene FIDO2-Token als Absicherung für KeePassXC dienen soll.\n\nLicensed to the public under http://creativecommons.org/licenses/by/4.0","original_language":"deu","persons":["Thomas Rahimi"],"tags":["88","2026","clt26","Vortrag","V3","clt26-deu","Day 1"],"view_count":124,"promoted":false,"date":"2026-03-28T15:00:00.000+01:00","release_date":"2026-04-03T00:00:00.000+02:00","updated_at":"2026-04-16T00:00:04.790+02:00","length":3057,"duration":3057,"thumb_url":"https://static.media.ccc.de/media/events/clt/2026/88-6c2418d9-6de7-5107-9320-e621426477a2.jpg","poster_url":"https://static.media.ccc.de/media/events/clt/2026/88-6c2418d9-6de7-5107-9320-e621426477a2_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/clt/2026/88-6c2418d9-6de7-5107-9320-e621426477a2.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/clt/2026/88-6c2418d9-6de7-5107-9320-e621426477a2.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/clt26-274-ein-token-sie-zu-knechten","url":"https://api.media.ccc.de/public/events/6c2418d9-6de7-5107-9320-e621426477a2","conference_title":"Chemnitzer Linux-Tage 2026","conference_url":"https://api.media.ccc.de/public/conferences/clt26","related":[]}]}