https://forum.defcon.org/ Back again to run the CTF this year we have the "Legitimate Business Syndicate" prepared to run CTF at Defcon. (site) , (Qualifying Contests), (twitter)]]> en Tue, 21 Apr 2026 01:42:55 GMT vBulletin 60 https://forum.defcon.org/images/misc/rss.png https://forum.defcon.org/