I have enjoyed watching video recordings of talks from various conferences. Here are some of them off the top of my head. Defcon (computer security) - https://

I have enjoyed watching video recordings of talks from various conferences. Here are some of them off the top of my head. Defcon (computer security) - https://www.youtube.com/user/DEFCONConference/playlists https://www.youtube.com/user/DEFCONConference/playlists PyCon 2016 (Python) - https://www.youtube.com/channel/UCwTD5zJbsQGJN75MwbykYNw/videos https://www.youtube.com/channel/UCwTD5zJbsQGJN75MwbykYNw/vid... PyCon 2015 (Python) - https://www.youtube.com/channel/UCgxzjK6GuOHVKR_08TT4hJQ/videos https://www.youtube.com/channel/UCgxzjK6GuOHVKR_08TT4hJQ/vid... PyCon 2014 (Python) - https://www.youtube.com/user/PyCon2014/videos https://www.youtube.com/user/PyCon2014/videos BSDCan (FreeBSD, OpenBSD and others) - couldn't find a dedicated channel but this one has some BSDCan playlists - https://www.youtube.com/user/osbootcamp/playlists https://www.youtube.com/user/osbootcamp/playlists Chaos Communication Congress (computer security, organized by the Chaos Computer Club aka. CCC) - https://www.youtube.com/user/CCCen/playlists https://www.youtube.com/user/CCCen/playlists Black Hat (computer security) - https://www.youtube.com/user/BlackHatOfficialYT/playlists https://www.youtube.com/user/BlackHatOfficialYT/playlists DerbyCon (computer security) - again, couldn't find a dedicated channel but this one has DerbyCon in addition to some others which might be interesting as well - https://www.youtube.com/user/irongeek/playlists https://www.youtube.com/user/irongeek/playlists