Famous Las Vegas Conventions — DEF CON
Page 4 of 6
Las Vegas hosts 22,000+ conventions yearly. Learn about CES, DEF CON, Comic-Con, AVN Expo, and International Pizza Expo drawing thousands of professionals.
DEF CON
DEF CON is one of the oldest, largest, and most significant hacker conventions in the world. What started out as a farewell party has turned into an annual gathering of more than 30,000 thousand individuals ranging from professionals of the computer security industry, students, security researchers, amateur hackers, to federal government employees ( in 2012 the director of the National Security Agency gave the keynote speech).



