4 days ago · The moment has arrived - the DEF CON 33 Call Season is officially afoot! Time to get thinking on how you want to participate. Whether you've got ideas to start a new Village, or have the tunes to rock the crowd after hours, the doors are open.

This is the place you can find all of the open calls for DEF CON Content, so pick your poison and show us what you got! Check out the following for villages, contests, and communities expected to return this year:

Whether you're a seasoned DEFCON veteran or a curious newcomer, the DEFCON Scavenger Hunt promises to challenge your skills, tickle your wits, and ignite your hacker spirit. Our list is a portal to mystery, mischief, and mayhem.

DEF CON is one of the world’s longest running and largest hacker conventions. Government security researchers, cyber staff, developers, IT employees, and law enforcement join black and white hat hackers at this conference to better understand the significant vulnerabilities facing public and private sector technology, systems, and products.

Mar 4, 2025 · DEF CON 33 is building steam. Planning is in full swing. In fact, a glance at any nearby calendar will tell you we’re already halfway there! We know you need to plan, too. That’s why we’re opening up Early Bird Online Registration. For the go-getters who register early, we’ve got our lowest online price. And just like in years

DEF CON 33 preregistration ends August 1st at 8:59pm EST. Tickets are transferable. NOTE: ANYONE MAY REDEEM THE TICKET.

Mar 3, 2025 · The DEF CON 33 Call Season is now almost complete! The Call for Papers is LIVE. We’re also ready to accept submissions for Demos, Workshops and Policy. Things are well and truly underway. Time to breathe deep, gather your ideas and get busy proposing. For the comprehensive list of open calls, visit https://defcon.org/html/defcon-33/dc-33-cfi ...

Come join us at DEF CON 33 to hack on cars, attend our CTF contest and learn more about automotive cybersecurity. Official 2025 CHV Badges will be available at DEF CON 33.

On the lead up to DEF CON 33 we will be releasing "Homework Assignments" that expand on the theme and provide inspiration on how you can help out, as well as more information about what we are doing to live the theme this year. Interested in presenting at the conference? The Call for Everything is here!

Policy@DEF CON 33 will feature: Engaging panel discussions with experts from law, tech, and government. Interactive workshops and tabletop exercises that test your decision-making in live scenarios. Networking opportunities with global leaders shaping the future of tech governance.