This event has already taken place. It ran August 6–9, 2026. Browse upcoming technology conferences.

Technology

DEF CON 34

August 6–9, 2026 • Las Vegas, NV

About this conference

The world's largest and most famous hacker convention. Features talks, workshops, villages (hardware hacking, IoT, AI, lockpicking), capture-the-flag competitions, and hands-on experiences. Attracts security researchers, ethical hackers, government agencies, and cybersecurity enthusiasts.

Quick facts

Dates: August 6–9, 2026
Venue: Las Vegas Convention Center
City: Las Vegas, Nevada
Category: Technology
Price: $440 - $500 (cash only at door)
Organizer: DEF CON Communications

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