{"guid":"ca134284-32df-48e0-b811-42c79dc71fa0","title":"Nachhaltige Blockchains","subtitle":" statt Digital und Dreckig","slug":"Camp2019-10285-nachhaltige_blockchains","link":"https://fahrplan.events.ccc.de/camp/2019/Fahrplan/events/10285.html","description":"Erfolg der kryptographischen Währung Bitcoin, zu einer der\n  meistdiskutierten \"neuen\" Technologien entwickelt. Der sehr schnelle\n  Aufstieg von Bitcoin hat viele Problemstellungen zum verteilten\n  Vertrauensmanagement, dem Energieverbrauch und dem Schutz der\n  Privatsphäre von interessanten Forschungsfragen zu wichtigen\n  Herausforderungen für eine nachhaltige wirtschaftliche und\n  gesellschaftliche Entwicklung werden lassen. Wir diskutieren, wie wir\n  mit recht überschaubaren mathematischen Verbesserungen für weniger\n  umweltschädliche, weniger sich zentralisierende und\n  datenschutzfreundliche Systeme sorgen können. \n\n  Innerhalb weniger Jahre haben sich Blockchains, insbesondere durch den Erfolg der kryptographischen Währung Bitcoin, zu einer der\n  meistdiskutierten \"neuen\" Technologien entwickelt. Der sehr schnelle\n  Aufstieg von Bitcoin hat viele Problemstellungen zum verteilten\n  Vertrauensmanagement, dem Energieverbrauch und dem Schutz der\n  Privatsphäre von interessanten Forschungsfragen zu wichtigen\n  Herausforderungen für eine nachhaltige wirtschaftliche und\n  gesellschaftliche Entwicklung werden lassen. Wir diskutieren, wie wir\n  mit recht überschaubaren mathematischen Verbesserungen für weniger\n  umweltschädliche, weniger sich zentralisierende und\n  datenschutzfreundliche Systeme sorgen können.\n","original_language":"deu","persons":["ruedi"],"tags":["camp19","10285","Science"],"view_count":526,"promoted":false,"date":"2019-08-23T00:00:00.000+02:00","release_date":"2019-08-23T02:00:00.000+02:00","updated_at":"2025-12-10T08:45:04.971+01:00","length":2794,"duration":2794,"thumb_url":"https://static.media.ccc.de/media/conferences/camp2019/10285-hd.jpg","poster_url":"https://static.media.ccc.de/media/conferences/camp2019/10285-hd_preview.jpg","timeline_url":"https://static.media.ccc.de/media/conferences/camp2019/10285-hd.timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/conferences/camp2019/10285-hd.thumbnails.vtt","frontend_link":"https://media.ccc.de/v/Camp2019-10285-nachhaltige_blockchains","url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_title":"Chaos Communication Camp 2019","conference_url":"https://api.media.ccc.de/public/conferences/camp2019","related":[{"event_id":7368,"event_guid":"e1b56229-fb1e-480c-9691-c137ec11ee51","weight":13},{"event_id":7372,"event_guid":"a4e27089-dc12-4e83-93c9-8ac5cb8bad6e","weight":18},{"event_id":7381,"event_guid":"e988c76b-3a47-46de-a2c7-77c49a5e731b","weight":16},{"event_id":7383,"event_guid":"acc3dd01-bec3-444f-80c1-5dd37f522aa4","weight":6},{"event_id":7385,"event_guid":"df91b683-2f32-4400-8043-b1d88aa0b454","weight":10},{"event_id":7389,"event_guid":"ed4b6c75-14f4-49fe-a11e-3762bd6b54e3","weight":15},{"event_id":7395,"event_guid":"95a8ea24-a2dd-479f-86fd-6e96ce66a47e","weight":15},{"event_id":7396,"event_guid":"ffe2c816-e1d4-4457-8a2d-6c953cc3de17","weight":22},{"event_id":7397,"event_guid":"f650773d-d9df-4050-814c-a9505c439b30","weight":16},{"event_id":7399,"event_guid":"3ecdc823-95bb-4654-ad74-6eedb93dc1ed","weight":14},{"event_id":7412,"event_guid":"0ef9486d-7f7a-5298-9042-3e55c19768d2","weight":26},{"event_id":7441,"event_guid":"e1cba2cc-d83f-44dc-869e-51fdfc628563","weight":15}],"recordings":[{"size":287,"length":2794,"mime_type":"video/mp4","language":"deu","filename":"camp19-10285-deu-Nachhaltige_Blockchains.mp4","state":"new","folder":"h264-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2019-08-23T23:24:50.475+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/h264-hd/camp19-10285-deu-Nachhaltige_Blockchains.mp4","url":"https://api.media.ccc.de/public/recordings/37404","event_url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_url":"https://api.media.ccc.de/public/conferences/camp2019"},{"size":287,"length":2794,"mime_type":"video/mp4","language":"eng","filename":"camp19-10285-eng-Nachhaltige_Blockchains.mp4","state":"new","folder":"h264-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2019-08-23T23:25:01.478+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/h264-hd/camp19-10285-eng-Nachhaltige_Blockchains.mp4","url":"https://api.media.ccc.de/public/recordings/37405","event_url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_url":"https://api.media.ccc.de/public/conferences/camp2019"},{"size":485,"length":2794,"mime_type":"video/mp4","language":"deu-eng","filename":"camp19-10285-deu-eng-Nachhaltige_Blockchains_hd.mp4","state":"new","folder":"h264-hd","high_quality":true,"width":1920,"height":1080,"updated_at":"2019-08-23T23:25:15.285+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/h264-hd/camp19-10285-deu-eng-Nachhaltige_Blockchains_hd.mp4","url":"https://api.media.ccc.de/public/recordings/37406","event_url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_url":"https://api.media.ccc.de/public/conferences/camp2019"},{"size":42,"length":2783,"mime_type":"audio/mpeg","language":"deu","filename":"camp19-10285-deu-Nachhaltige_Blockchains_mp3.mp3","state":"new","folder":"mp3","high_quality":false,"width":0,"height":0,"updated_at":"2019-08-23T23:25:51.833+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/mp3/camp19-10285-deu-Nachhaltige_Blockchains_mp3.mp3","url":"https://api.media.ccc.de/public/recordings/37407","event_url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_url":"https://api.media.ccc.de/public/conferences/camp2019"},{"size":29,"length":2783,"mime_type":"audio/opus","language":"deu","filename":"camp19-10285-deu-Nachhaltige_Blockchains_opus.opus","state":"new","folder":"opus","high_quality":false,"width":0,"height":0,"updated_at":"2019-08-23T23:26:34.598+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/opus/camp19-10285-deu-Nachhaltige_Blockchains_opus.opus","url":"https://api.media.ccc.de/public/recordings/37408","event_url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_url":"https://api.media.ccc.de/public/conferences/camp2019"},{"size":144,"length":2794,"mime_type":"video/mp4","language":"deu-eng","filename":"camp19-10285-deu-eng-Nachhaltige_Blockchains_sd.mp4","state":"new","folder":"h264-sd","high_quality":false,"width":720,"height":576,"updated_at":"2019-08-23T23:35:09.408+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/h264-sd/camp19-10285-deu-eng-Nachhaltige_Blockchains_sd.mp4","url":"https://api.media.ccc.de/public/recordings/37413","event_url":"https://api.media.ccc.de/public/events/ca134284-32df-48e0-b811-42c79dc71fa0","conference_url":"https://api.media.ccc.de/public/conferences/camp2019"},{"size":183,"length":2794,"mime_type":"video/webm","language":"deu-eng","filename":"camp19-10285-deu-eng-Nachhaltige_Blockchains_webm-sd.webm","state":"new","folder":"webm-sd","high_quality":false,"width":720,"height":576,"updated_at":"2019-08-23T23:43:43.314+02:00","recording_url":"https://cdn.media.ccc.de/events/camp2019/webm-sd/camp19-10285-deu-eng-Nachhaltige_Blockchains_webm-sd.webm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