DEF CON Registration
DEF CON is a hacker convention which takes place immediately following Black Hat in Las Vegas every year.
Upon purchase of IN-PERSON Black Hat Briefings, Summit and/or Trainings passes, each registrant will also have the option to purchase a single (1) advance ticket to DEF CON 2025, at a rate of $540 per ticket, one ticket purchase per person, up until the close of "Late" registration on August 1, 2025 at 11:59 PM PT.
DEF CON tickets will not be sold on-site at Black Hat USA. After August 1, 2025, DEF CON tickets are only available for purchase at DEF CON during their ticket sales window at Las Vegas Convention Center. Please visit defcon.org for further information.
Please note, you must first register and pay for your IN-PERSON Black Hat Briefings, Summit and/or Trainings pass in order to purchase a DEF CON ticket.
- Black Hat Business Pass Only registrations do not qualify for the DEF CON ticket add-on
- Black Hat Virtual and On-Demand passes do not qualify for the DEF CON ticket add-on
DEF CON tickets are non-refundable and non-transferrable once purchased. When you check in at Black Hat, if you have purchased a DEF CON ticket, a DEF CON symbol will be printed on your Black Hat badge. You will need to present your Black Hat badge on Thursday of the event, as verification of your DEF CON ticket purchase and to receive your ticket.
DEF CON badges purchased through Black Hat will be available for pick-up at the Mandalay Bay Convention Center, Mandalay Bay Ballroom Foyer, Level 2 on Thursday, August 7, 2025.
- Step 1: Attendees will present their Black Hat badge with DEF CON symbol to staff.
- Step 2: Your badge will be hole punched as proof of pick-up.
- Step 3: Staff will hand you your badge.
For additional information about DEF CON, please contact the DEF CON organizers at defcon.org/html/links/dc-contact.html or DEF CONĀ® Hacking Conference Home