DEF Con 34

DEF CON 34 runs August 6-9, 2026 at the Las Vegas Convention Center in Las Vegas, Nevada, USA, immediately following Black Hat USA.

DEF CON is the world's largest hacker convention, featuring themed villages (AI, IoT, Crypto & Privacy), live hacking contests, talks, and hands-on workshops for security researchers and enthusiasts.

DEF CON 34 features vendors and community groups including Hak5, iFixit, the Electronic Frontier Foundation, No Starch Press, and TOOOL (The Open Organisation of Lockpickers).

DEF CON is held annually in Las Vegas each August, drawing tens of thousands of security researchers, practitioners, and hobbyists from around the world.