The DEF CON Training Singapore course lineup is now live! Explore the full lineup and course details here: training.defcon.org/collections/... Spots go fast, so take a look, grab your seat, and get ready to learn and build. Early bird pricing available until February 8. See you in Singapore 🇸🇬

Happy New Year! Heartfelt thanks to the #DEFCON community for your support in 2025. Here’s hoping 2026 exceeds your dreams. We’ve got big plans. In addition to DC34 in Vegas we’re returning to #defconbahrain and adding #DEFCONSingapore. Keep in touch. Look out for each other. See you soon.

@defcon.bsky.social just posted the Recon Village talks Here's a list of six talks that look interesting for OSINT Discord OSINT www.youtube.com/watch?v=Xp4l... AI Agents for Real-Time OSINT www.youtube.com/watch?v=oHjQ... Bypassing Rate Limits and Maintaining OPSEC www.youtube.com/watch?v=yIUf...

#defconmovienight keeps the holiday magic going with another John Cusack vehicle. Join us Saturday at 8pm PST for 'Better Off Dead'. We'll be in the movie-night-text channel of the Discord (discord.gg/defcon), calculating the street value of K-12. Closest guess without going over wins Fronch Toast.

Prepare yourself for next year’s DEF CON and Black Hat with this new @nostarchpress.bsky.social bundle: Hacking. 18 books for as little as $36—and you’re supporting EFF’s fight for digital freedom! www.humblebundle.com/books/hacki...

#defconmovienight presents another Xmas-adjacent movie this week. Join us at 8pm PST Saturday for ‘The Ice Harvest’. We’ll be in the movie-night-text channel of the #defcon Discord (discord.gg/defcon) for some holiday magic. BTW - the tagline ‘Thick Thieves. Thin Ice’ is just about perfect.

The Call for Trainers is now OPEN for #DEFCONTraining Las Vegas at #DEFCON 34! Do you have expertise in emerging threats, defensive strategies, or cutting-edge security techniques? We want to hear from you! Visit training.defcon.org to submit your application by January 12, 2026.

The #defconsingapore Calls for Papers and Demo Labs are now OPEN. If you've got a presentation or open source project to share with the #defcon community, the time is now. Deadline is Feb 15, 2026. Info here: CFP: defcon.org/html/defcon-... Demo Labs: defcon.org/html/defcon-...

#defconmovienight steps into December with the first of several arguably Xmas themed movies. Join us at 8pm PST Saturday, 12/6 for ‘Brazil’. We’ll be hanging out in the movie-night-text channel of the Discord (discord.gg/defcon) trying to keep flies out of the printer.

EFF 🤝 @nostarchpress.bsky.social. Support the fight for privacy and free speech online when you grab this @humblebundle.com book bundle today! www.humblebundle.com/books/hacki...

📣🎬 Calling all filmmakers & artists! Celebrate Public Domain Day in January 2026 by making a 2–3 min short film using public domain works from 1930 & earlier. 📆 Deadline: January 7, 2026 💰 First prize: $1,500 ℹ️ Details 👉 blog.archive.org/2025/12/01/2... #contest #filmmaking #publicdomain

We are hosting a #defcon Singapore chill out meetup Dec 5 2025. Everyone is invited. Community partners, Div0, Range Village and DDAS will be there too! 8pm - Drinks, Chill Georges@ taiseng 30 Tai Seng St., #01-07 Bread Talk IHQ, Singapore 534013 See you there! RSVP: forms.gle/3TNqv7mRCTGbLTKA7

#defconmovienight is finishing #noirvember strong with 'Cry Danger' from 1951. Unjustly jailed con gets out and seeks to set things right. Nothing goes to plan. Join us at 8pm PST in the movie-night-text channel of the discord (Discord.gg/defcon). Watch your pockets, bring an alibi. #defcon

Make sure you catch my latest for @wired.com -- with comment from @defcon.bsky.social and @blackhatevents.bsky.social founder Jeff Moss, and @adafruit.com founder + engineer Limor Fried: www.wired.com/story/this-h...

Fascinating @defcon.bsky.social talk on “Signalgate” and telemessage. youtube.com/watch?v=5Vlh...

Friendly reminder: Keep yourself or a hacker in your life looking sharp this holiday season by checking out our goodies at shop.defcon.org. Get our extremely crispy holiday sweater while supplies last, and check out the other gems we have available. #defcon #sofreshandsocleanclean

Previous @defcon.bsky.social badge gets some updates and additional resources media.defcon.org/DEF%20CON%20...

Another #noirvember classic scheduled for the #defconmovienight this weekend. ‘The Prowler’ from 1951 - directed by Fritz Lang and written by Dalton Trumbo in the Blacklist era. We’ll be lurking in the shadows in the Discord (Discord.gg/defcon) at 8pm PST Saturday. Join us, won’t you? #defcon

#defconmovienight continues the celebration of #noirvember Saturday night with Fritz Lang's 'The Woman in the Window' from 1944. Join the #defcon movie night faithful at 8pm PST. We'll be staring out the window of the discord (discord.gg/defcon) in the Movie-night-text channel. See you there.

#DEFCONSIngapore update: Now that we've wrapped up a very successful DC Bahrain, we're excited to turn our focus to #Singapore. If you want to be involved, we've still got open calls for Creators and Trainers! More info here: defcon.org/html/defcon-... Let's make this thing epic. #defcon

It's been great making so many new friends at #defconbahrain! Many thanks to the creators who put the event together, the attendees who shared their time with us and our supremely gracious hosts. #defcon #passiton

Some more images from the calm before #defconbahrain - our demo labs prepped for demonstration and the info desk ready to inform. You can find out more #defcon at the #arabinternationalcybersecurityconference here: defcon.org/html/defcon-...

#defcon crew beginning to arrive for #defconbahrain. Trainings begin Nov 3, and the event runs Nov 5 and 6. more info here: defcon.org/html/defcon-...

#ICYMI: #DEFCON Training is Coming to #Singapore! Calling all security professionals and trainers: applications are still open for the inaugural DEF CON Training session in Singapore! 🔗 Submit by November 10: training.defcon.org/pages/2026-s... ✉️ Questions? [email protected].

Good News, Everyone! We have the official dates for #DEFCON34! And to make up for the delay, we also have the dates for #DEFCON35! Please join us at the Las Vegas Convention Center August 6-9 in 2026 and August 5-8 in 2027. Save the dates, friends. It'll be here before you know it. #defcon

We’re closing out Spooky Month at the #defconmovienight with the modern zombie classic “Shaun of the Dead”. We’ll be at the Winchester (discord.gg/defcon) in the movie-night text channel at 8pm PDT this Saturday. Next up, #Noirvember. #defcon

#DEFCON Creators alert! The #DEFCONSIngapore Call For Creators is open! Got an idea for a Contest, Village or Community you'd like to see at DEF CON Singapore? The info you need is here: forms.cloud.microsoft/r/eQgGJPVffy Let's make something amazing!

Good thing there's a weekend coming up - the #defcon Youtube channel has dropped a few hundred #defcon33 videos for your perusal. Clear your schedule and let these #dc33 Main Stage & Creator Stage Talks wash over your thirsty brain. www.youtube.com/playlist?lis... As always, enjoy and #passiton.

#DEFCON34 Call for #CTF Organizers is OPEN! After four excellent years, Nautilus Institute is retiring from running the official #DEFCON CTF. The search is on for the next team. Is it your turn? Is your crew the future of live hacking competitions? defcon.org/html/links/d...

#defconmovienight continues the #spookyseason offerings this Saturday with 'Carrie'. Join us at 8pm Oct. 11 in the Discord (discord.gg/defcon) in the movie-night-text channel for the classic 1976 tale of prom night and psychokinesis. #defcon #movienight #halloween2025

I like when I can still get little kid levels excited by stuff. They might as well set up a cot and some blankets for me at hardware hacking village @defcon.bsky.social next year coz I’m in deep now.

The Demo Gods were not kind to me today but I am helping @oshwassociation.bsky.social raise money & they are still livestreaming here: www.youtube.com/watch?v=Yn0e... I did a demo of curved traces in @kicad.org & showed off the Marine Hacking Village @defcon.bsky.social badge which is open source!

#DEFCONTraining is headed to #Singapore! In April 2026, the first-ever #DEFCONSingapore kicks off w/ 2 days of world-class instruction on cutting edge topics. The Call for Trainers (CFT) is now open! training.defcon.org/pages/2026-s... Submit to [email protected]. We hope to see you there!

My DefCon 33 set is up now! Check it out! @defcon.bsky.social @defconmusicorg.bsky.social youtu.be/TiIKU3RePkg?...

More #defcon in the news! Kudos to the team at #defconfranklin for hooking up talented volunteers with infrastructure projects that need attention. To learn more about the opportunities available, visit defconfranklin.com www.npr.org/2025/09/20/n...

We have a deep lineup of courses for #DEFCONTraining at the Arab Int’l Cybersecurity Summit, covering topics including AI security, digital forensics, cryptography,and more. Secure your spot today! training.defcon.org/collections/... #defcon #cyber #training #defconbahrain #AICS2025

👾 Had a great time at the DC4131 Padawan CTF with the Swiss @defcon.bsky.social community! Back to CTFs after a while teamed up with J & M and knocked out a few challenges. Go, pwnrpuffgirls girl power! 💪 Big thanks to the organizing team. Looking forward to the next one! #CTF

#defcon in the news: The @[email protected] project got some coverage on @[email protected] ! www.npr.org/2025/09/08/n... To learn more about Franklin's mission to connect volunteers to under-resourced infrastructure organizations, stop by defconfranklin.com. #defcon #defcon33

#ThrowbackThursday from #defcon33, here's a panel discussion of the history, significance and legacy of the mighty @phrack.org. Enjoy, and pass it on. youtu.be/TW-D1I27E08 #defcon #phrack #phrackzine

Missing DEF CON already? We’ve got a solution! DEF CON is headed to Bahrain, and everything will kick off with two days of training from our expert instructors. Check out the course offerings and secure your seat today: training.defcon.org/collections/... #defcontraining #defcon #defconbahrain

#DEFCONBahrain Reminder! The Call for Demo Labs is open until October 5! If you have an open-source project, tool or technique to share with the #defcon audience, it's time to get your pitch together! Info & submission link: defcon.org/html/defcon-.... We can’t wait to see what you’re working on!

A journey of a thousand miles begins with a single pick. #throwbackthursday #defcon #defcon33 #toool #LockpickVillage

#DEFCONBahrain Announcement! The Call for Demo Labs is open. If you have an open-source project, tool or technique to share with the #defcon audience, your moment has arrived. Submission deadline is October 5. Info and submission link: defcon.org/html/defcon-....

#icymi #defcon33 Here's a talk from #defcon 33 about looking for vulnerabilities in a widely used surveillance product. Please enjoy "Turning Camera Surveillance on its Axis" by Noam Moshe. And, as always, pass it on. youtu.be/wclvPznv5v4

Please enjoy this little write-up of the #defcon33 #badgechallenge, and congratulations to the winners Team Green Corn Moon! github.com/afcyrus/DC33... #defcon

#defconmovienight brings you some early Stanley Kubrick noir this week - join us for 'Killer's Kiss' at 8pm PDT August 30. We'll be in our own little Gotham hideout on the #defcon discord (discord.gg/defcon) in the movie-night-text channel. See you there.

#DEFCON33 update: Contest Winners are live on the DEF CON website! Check out the results on defcon.org/html/defcon-... We want to extend our gratitude to everyone who took part in contests this year and big congratulations to the victors. #defcon #contests

#defcon, where the future of #hattery is now. #ThrowbackThursday #defcon33 #hardhatsofdefcon #tacohat