This site offers a wide variety of video and audio material distributed by the Chaos Computer Club provided in native formats (usually MPEG and/or Vorbis families) for online viewing. Older, archived recordings might require proprietary players. The media files on this site can also be downloaded for offline consumption which includes lecture slides (PDF) and subtitles (SRT/WebVTT).
The license displayed in the actual video file applies, typically the corresponding logo and licence URL are displayed as part of the outro or intro, or the file's metadata. If there is no license encoded in the video file we suggest you ask the event organizers, reachable via the "Fahrplan" link below the individual video.
E.g. for a CC BY 4.0 licenced video this means:
You are free to
If you are anyhow related to the Chaos Computer Club and would like us to convert and publish your video material on this website, feel free to contact us. Whilst we hope you find the provided video material interesting and informative we can give no assurances or warranty regarding its quality. The opinions expressed in the video material do not necessarily state or reflect those of the Chaos Computer Club.
Contact for questions about video production, streaming or uploads:
Contact for other questions about this site:
Please check the issue tracker below before sending us emails.
You can download all files directly from our CDN. The MP4 files might contain multiple audio tracks when we were provided live translations e.g. from c3lingo. Some files even contain an additional video track with only the slides. Most desktop video players allow you to choose between them. Please look for the "tracks selection" in your desktop video player e.g. VLC. Subtitles are provided by c3subtitles and should be automatically found, when you drop them beside the video files.
While browsing through the website normally we do not save any information wich could be used to identify a person. The log files are anonymized before they are saved and we do not have a de-anonymized version of the them. The anonymized log-files may be used to plot usage statistics.The following data is collected and saved for an undefined duration:
If a connection to port 80 or 443 fails, an error log will be created. It contains the IP address of the host causing the error and the website containing the faulty hyperlink. This error log will only be used to fix the error and will not be used in any other way.
Video and audio files are often provided by mirrors and are not covered by this policy.
Please see ccc.de.