DEF CON Las Vegas
Venue operatorEvent organizerLas Vegas, United Statesdefcon.org
DEF CON — world's largest hacker convention; 30,000+ attendees; runs immediately after Black Hat USA.
DEF CON — world's largest hacker convention; 30,000+ attendees; runs immediately after Black Hat USA.
Snapshot: Jun 1, 2026. 2 events organized, 2 venues operated. Citation: /organizers/f196a101….