@GrehackConf

GreHack is a hacking & scientific infosec conference in Grenoble, France. Nov. 13 & 14, 2026

 Grenoble, France
grehack.fr/
Joined June 2015
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It's still time to get tickets for Grehack, November 13-14, now while supply lasts! pretix.eu/GreHack/GreHack-20…
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Hey Folks Many of you asked for it, and we did our best to open up some extra tickets... 📅SAVE THE DATE: Wednesday, October 21 at 2 PM UTC+2, the second batch of ticket sales! There will once again be a few tickets available, don’t miss your chance, this will be the last one!
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We're getting the shirts ready for everyone who will be there the 13th of November! 👻👕👾 We also have other special goodies when you arrive... 👀
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Hey folks, Once again, we are impressed and admire your huge loyalty to the conference... we are now SOLD OUT 💚 We will try to find a few extra tickets for latecomers, we can't promise anything, but you will have a second chance 🍀 See you soon! 🏔️
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important note if you're hesitating on getting a ticket for Grehack: If you want a T-shirt, you have until tomorrow evening (Oct 8) to get your ticket, then you won't be able to have merch. get it now on pretix.eu/GreHack/GreHack-20…!
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tickets for Grehack opens in 15 minutes. Get ready to speedrun to the shop! pretix.eu/GreHack/GreHack-20…

GreHack 2026

Fri, Nov. 13, 2026

pretix.eu
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Get ready as tickets will be available tomorrow morning! In the mean time, you can find the program of the conference at grehack.fr/program/ The workshop list will be available tomorrow on the tickets page.
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Hey folks, Brace yourself as tickets for GreHack 2026 will be available This tuesday, Sep 29 at 10 a.m. UTC+2! You can buy your tickets for the conference and CTF and reserve your workshop 🎟️ Workshops will be announced this weekend. See you tuesday for the ticket sale!
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This year a change about the CtF: As AI tools start to transform CtF leaderboards to a prompt an tokens competition, we decided to bring back the spirit of learning , sharing and having fun by simply removing the leaderboard.
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Without competition, we hope the urge to use AI assistance will lessen, and the team will be able to give you some hints on the challs you're blocking on!
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CFP IS STILL OPEN FOR TALKS ! GreHack 2026 is coming soon... 🫣We invite you to share your talk about a cybersecurity topic of your choice ! 😁 Go now at GreHack.fr to send your talk before it's too late !👀Ending at the 13th.⌚ Thanks to everyone ! Cheers ! 🍻
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Reminder: Grehack CfP is live! 📜 While we have the excuse of the summer heat to stay fresh in front of our computer, take the opportunity to refine your talk or workshop for #GreHack26. If you want to show your fresh new research or chill findings November 13-14 in Grenoble:
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details & submission at: grehack.fr/cfp/
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GreHack retweeted
GreHack@GrehackConfJun 24
Grehack CFP open! 📜 #GreHack is coming back November 13-14 in Grenoble, now's your time to propose a talk or workshop about your new research, the cool tool you created, surprising vulns findings and your insightful cybersec experience! Call for Paper is open starting... Now!
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Grehack CFP open! 📜 #GreHack is coming back November 13-14 in Grenoble, now's your time to propose a talk or workshop about your new research, the cool tool you created, surprising vulns findings and your insightful cybersec experience! Call for Paper is open starting... Now!
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Details & submission at: cfp.grehack.fr/grehack-2026/…

GreHack 2026

Schedule, talks and talk submissions for GreHack 2026

cfp.grehack.fr
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Guess who’s back 👀 Missed us? Because we definitely missed you ! If you’re already looking forward to the next #GreHack, we’ve got something for you. Starting today, we’ll be dropping talks from last November’s edition, one video at a time 🎤 Let’s relive it together 🔥
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more replies
🎤 First #GreHack25 Rumps recap ! • @biero_el “Setup And Tune An OT SOC” 🎥 youtube.com/watch?v=g0jbECO2… • @biero_el “Reading Serbian In JS At 3am” 🎥 youtube.com/watch?v=AzDHxVTs… • @klcium “I DT_NEEDED Help! How Not To Inject A Dependency” 🎥 youtube.com/watch?v=TkicF9Bs…

Rump: Setup And Tune An OT SOC - Erwan Cordier

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

youtube.com
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🎤 Final #GreHack25 Rumps recap 🙌 • Argit Janaqi “How Private Is VeraCrypt Activity (On Windows)” youtube.com/watch?v=O9CNRLBb… • Lucas Parsy (Tuxlu) “Grenoble Hackerspace” youtube.com/watch?v=Hfl3qU5J… • @Ruulian_ “How I Seduced My Girlfriend Using The FCSC” youtube.com/watch?v=8N03vFVP…

Rump: How Private Is VeraCrypt Activity (On Windows) - Argit Janaqi

Enjoy the videos and music you love, upload original content, and share it all with friends, family, and the world on YouTube.

youtube.com
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