{"guid":"6b3c4c2a-45ab-445d-bfc1-8989775235a4","title":"Parkour communications","subtitle":"How you can communicate, free running style, using nothing but the 'fixtures' of the Internet.","slug":"SHA2017-53-parkour_communications","link":"https://c3voc.de","description":"Using encryption and onion routing is all fine and dandy, but both can be detected and both can, at the very least, be severely hampered or even be cut off.\u003cbr/\u003e\nHowever, the Internet nowadays is full of services and systems that autonomously, and continuously, send data to users all over the world.\u003cbr/\u003e\nThese messages or interactions are seen as formalities and have become a blind spot, even with security minded people; they are just the fixtures of the Internet.\u003cbr/\u003e\nIn this lecture I want to try and effect a change of mind when looking at these fixtures and to show ways how to hack them.\u003cbr/\u003e\nHack them, not to pwn them or to corrupt them, but rather hack them to use as communications method when all else is either watched, broken or blocked.\u003cbr/\u003e\nNot in the same way as 'just sending a few base64 encoded tweets', but really...\n#NetworkSecurity #Privacy","original_language":"eng","persons":["Adrianus Warmenhoven"],"tags":["SHA2017","53"],"view_count":299,"promoted":false,"date":"2017-08-08T00:00:00.000+02:00","release_date":"2017-08-08T02:00:00.000+02:00","updated_at":"2025-08-11T09:45:03.621+02:00","length":2170,"duration":2170,"thumb_url":"https://static.media.ccc.de/media/events/SHA2017/53-hd.jpg","poster_url":"https://static.media.ccc.de/media/events/SHA2017/53-hd_preview.jpg","timeline_url":"https://static.media.ccc.de/media/events/SHA2017/6b3c4c2a-45ab-445d-bfc1-8989775235a4-timeline.jpg","thumbnails_url":"https://static.media.ccc.de/media/events/SHA2017/6b3c4c2a-45ab-445d-bfc1-8989775235a4-thumbnails.vtt","frontend_link":"https://media.ccc.de/v/SHA2017-53-parkour_communications","url":"https://api.media.ccc.de/public/events/6b3c4c2a-45ab-445d-bfc1-8989775235a4","conference_title":"SHA2017: Still Hacking 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