Adrien

We partnered with Mozilla to test Claude's ability to find security vulnerabilities in Firefox. Opus 4.6 found 22 vulnerabilities in just two weeks. Of these, 14 were high-severity, representing a fifth of all high-severity bugs Mozilla remediated in 2025.

Une @sth4ck 2025 chapeautée 🎩 Reversing modern mobile games par @GamrayW 🥈 Top 2/33 au CTF (avec @EmperorH_ @san__yohan @acabthegod @Adem0n__ & @GamrayW) Comment s'offrir des vacances (ou pas) grâce au BugBounty @san__yohan 📉 Merci @sth4ck, on remet ça l’an prochain !

Just solved : Réaliste/SamBox v4 challenge on Root-Me :þ root-me.org/?page=validati… @rootme_org #hacking #challenge #Réaliste

Congratulations to the Pires Hats team on winning the #leHACK 2024 challenge and a black badge (lifetime entry to leHACK) 👏👏👏

New blog: Lateral movement and on-prem NT hash dumping with Microsoft Entra Temporary Access Passes. Some tips and tricks on abusing TAPs for Windows Hello persistence and NT hash recovery over Cloud Kerberos Trust. dirkjanm.io/lateral-moveme…

Victoire des Pires Hat au #CTF Mars@Hack 🛩️ Merci à l'@Armee_de_lair et à l'@universite_uppa pour l'organisation de cet évènement. Avec sur le podium : @san__yohan @Adem0n__ @EmperorH_ @domingueanthony @acabthegod @LounaTNB333 @etienne_sellan

Lockbit ransomware groups website has been seized by EUROPOL.

@vxunderground 👀

Our friends over at @Bitdefender sent us 50 license keys. Each lasts 1 year and works on 5 devices. If you know someone you don't trust on the internet (yourself included), leave a comment below - we'll hook you up =D

@vxunderground @whid_ninja 👀

Our friend @whid_ninja hooked us up with a Hardware Hacking Offensive Security training + exam. It comes with a bunch of super cool tools too =D *Winner must disclose their home address to receive the package in the mail Comment below to win:) Course: whid.ninja/store/product/…

@vxunderground @flopyash 😎

Giveaway #??? Our friend @flopyash hooked us up with 5 tickets for the Certified Purple Team Analyst course. Comment below for a chance to win:) Course details: cyberwarfare.live/product/purple…

@vxunderground @flopyash 👀

Our friend @flopyash hooked us up with 5 tickets for the Red Team Specialist [CRTS V2] course. God bless him and thank you for the love and support, @flopyash Course details: cyberwarfare.live/product/red-te… Comment below for a chance to win:)

@vxunderground @InvictusIR 👀

We are happy to announce our friends at @InvictusIR have hooked us up 2 seats to their Microsoft Cloud Incident Response course. Comment below for a chance to win:) This is $3,274 of IR material 😭🙏 Course details: academy.invictus-ir.com/advanced-incid…

@vxunderground @nikhil_mitt 👀

Our friend @nikhil_mitt hooked us up with MORE stuff to giveaway for the holiday season. We've got 3 vouchers for the CARTP (Azure Red Teaming course). He's the real MVP. Thank you so much 🙏 Comment below for a chance to win Course details: alteredsecurity.com/azureadlab

@vxunderground @mrgretzky 👀

Our friend @mrgretzky hooked us up with 12 Evilginx Mastery courses - making it the 12 days of Evilginx Xmas:) Course details: academy.breakdev.org/evilginx-maste… Comment below for a chance to win.

@vxunderground 👀 Hoodie L

Who wants vx-underground merch for Christmas? (It'll probably arrive way past Christmas due to increased volume in shipping, but whatever) Comment on this tweet with what you want and what size. We'll give away like, $800 in merch or something

@vxunderground @nikhil_mitt 👀

Giveaway #8 Our friend @nikhil_mitt hooked us up with 3 tickets for the CRTP (on-prem Active Directory and Red Teaming course). Comment below for a chance to win 🫡 More details: alteredsecurity.com/adlab

@vxunderground @MalDevAcademy @mrd0x 👀👀👀

Hello, are you a nerd who likes malware? Us too! Our sponsor @MalDevAcademy has hooked us up with 3 lifetime licenses to their courses. Thank you to @mrd0x for the gifts! Leave a comment below for a chance to win!

Latest workshops (and restaurants) 🎩 • SS7 & telecom hacking 📞 • Binary Exploitation • Become domain admin 👑 • 802.1x bypass network security • Web3 hacking ⛓️ • Suck my SOC • Video games hacking 🎮 • Advanced pwn & shellcode 💉 • 24h to retrieve our stolen flag 🏴‍☠️

Invitation ce matin au #CampusCyber @NvelleAquitaine ( 👋 @ADI_N_A ) @_________4DV4C et @etienne_sellan ont notamment pu y présenter notre association. Merci pour cet accueil et ces échanges constructifs 🎩