DEF CON

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DEF CON
🛡️ defcon_at_defcon.social@momostr.pink
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DEF CON is the world's most influential hacker conference. Held every year since 1993 in Las Vegas, Nevada, DEF CON is the hub of a global community of hackers, security geeks and curious technophiles. Website: https://defcon.org Conference Videos: https://media.defcon.org Forums: https://forum.defcon.org DEF CON Groups: https://defcongroups.org DEF CON NextGen: https://dcnextgen.org YouTube: https://www.youtube.com/@DEFCONConference Instagram: https://instagram.com/wearedefcon BSky: https://bsky.app/profile/defcon.bsky.social Discord: https://discord.gg/defcon Reddit: https://www.reddit.com/r/defcon
#defconmovie night is tomorrow at 8pm PST. We'll be checking out 'Beetlejuice'. Join us in the movie-night-text channel of the #defcon Discord (discord.gg/defcon) and we'll vote on whether B. really is the ghost with the most. RIP Catherine O'Hara. image
Good news,everyone! We consulted the groundhog and DEF CON 34 content call season is officially open! Starting today, the calls for Villages Contests Communities Parties Meetups Events Music Soundtrack Authors Vendors Exhibitors Sponsors Press Reg Are all ready to accept your submissions.
DEF CON® 34 Hacking Conference - Call Index
The open and closed calls index for DEF CON 34
 CFP, Workshops, Demo Labs and Policy calls will open shortly. Let’s go.
The wait is over - online reg for DEF CON Singapore is open! It’s all happening at the Marina Bay Sands, April 28-30. You can learn all about it at
DEF CON® Singapore Hacking Conference
Home Page for DEF CON Singapore, at the Marina Bay Sands April 28-30, 2026
 Online registration will be open until April 24, but if you secure your spot before February 15 there’s an Early Bird discount available, along with a Student discount. DEF CON Singapore Training reg is open as well! Join us before the conference (April 26-27) if you’re looking to level up your skills with some intense, hands-on education. Tickets for the conference and the trainings are waiting for you at
DEF CON SG
DEF CON SG
DEF CON SG
. See you in Singapore! image
Sorry for the disruption to our #DefCon #Tor .onion services. There is a new version of c Tor out, so we are taking the opportunity to upgrade the server OS, related packages, and Tor applications. Our onion sites and relay servers should be back up in a few hours! image
This is the text we used on linked in: Early Bird pricing is now available for DEF CON Training Singapore! 🇸🇬 Don’t miss your chance to save on our upcoming hands-on cybersecurity courses. Early bird pricing is available until February 8, giving you priority access to advanced, real-world training at a reduced rate. When you sign up early, you not only lock in reduced rates, you also help us understand which courses to prioritize and run. This is a critical moment where you directly shape our training lineup. Is there a training you’ve been eyeing? Now’s the time to secure your spot! Find the full Singapore course lineup at
defcontrainings
DEF CON Training Singapore 2026
DEF CON Training will be offering intensive, hands-on 2-day trainings with world-class instructors ahead of DEF CON Singapore 2026. Secure your spo...
 [ HTX (Home Team Science & Technology Agency)] [Centre for Strategic Infocomm Technologies (CSIT)]
Lots of work behind the scenes to get ready to open registration for #DefCon #Singapore A new currency means a new store, means new configurations, and so on. We are aiming to open middle of the week!