Mathieu D. @_mdeous_
Random infosec worker / Coffee addict / Rum lover github.com/mdeous Paris, France Joined April 2010-
Tweets9K
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Followers851
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Following745
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Likes965
Google is working on a new feature called Shielded Email that lets users create unique email aliases for signing up for services, which helps protect their privacy and reduce spam. #Privacy #Mail androidauthority.com/google-shielde…
reminder that the bcrypt hash function ignores input above a certain length! so if you do bcrypt(username || password) for some reason, a sufficiently long username will make it accept any password. to fix this you can sha256 the input first.
reminder that the bcrypt hash function ignores input above a certain length! so if you do bcrypt(username || password) for some reason, a sufficiently long username will make it accept any password. to fix this you can sha256 the input first.
AWS Nitro Enclaves offer strong isolation for sensitive workloads but require careful security implementation. Learn how to avoid common pitfalls and harden your enclave deployments. blog.trailofbits.com/2024/09/24/not…
Discover how to determine the AWS account ID associated with access keys using sts or by decoding the key itself. Learn these effective techniques for better AWS environment assessments. Dive into the details here: buff.ly/3RXkPwU
Following on from our #GitHub action exploitation series, @hugow_vincent discovered a new exploitation technique that allowed us to push arbitrary code onto the spring-security project using the Dependabot GitHub app. synacktiv.com/publications/g…
Bluetooth LE spam attack is now ported to dedicated Android app to push notifications for Android and Windows For Android, is can advertise over 170 devices github.com/simondankelman…
OpenAI's security team noticed that a group reverse engineered and was abusing ChatGPT's internal API. Instead of shutting them down, they quickly replaced ChatGPT with CatGPT… and then lurked in the attackers' Discord to watch the chaos. Absolute legend. youtube.com/watch?v=PeKMEX…
Excited to launch my first browser extension, DOMLogger++! Now available for both Firefox and Chromium! 🎉 DOMLogger++ allows you to monitor, intercept, and debug JavaScript sinks based on customizable configurations 🔥 Check it out 👇 github.com/kevin-mizu/dom… 1/5
PS If a viral report goes around saying there’s a vulnerability and you should turn off link previews, there’s really not a lot of cost to being cautious for a day or two. It’s not like someone is asking you to inject chlorine into your veins.
If you dont know why @xillwillx and #sub7 is trending in hacker land because you weren't born, this retrospective review by @DarkCoderSc is a good summary. It was the 1999 hackers preferred RAT tool that inspired the likes of DarkComet. darkcodersc.medium.com/a-malware-retr…
I'm dumping this before my talk at @BSidesCT so I don't get distracted. Enjoy fuckers. gitlab.com/illwill/sub7 cc: @vxunderground
My team just released a Kubernetes attack path tool named KubeHound! Release blog post (with examples) securitylabs.datadoghq.com/articles/kubeh… Website / docs: kubehound.io :D Should be able to handle large k8s env! Feedback welcome!
#ESETresearch uncovered a #Lazarus attack against an aerospace company in 🇪🇸, deploying several tools, most notably a publicly undocumented and sophisticated RAT we named LightlessCan. The attack is part of Operation DreamJob. @pkalnai welivesecurity.com/en/eset-resear… 1/6
In the spirit of "this talk could've been a tweet", I just pushed a button: #BinDiff is now open source. - Snapshot release, no major new functionality - Release binaries later today or tomorrow - This is my 20% and I won't we able to act on PRs until end of Q4 (OOO traveling)
Repeat after me: no amount of security awareness training will solve the social engineering problem. You might as well be relying on ancient chants and sacred crystals if this is the plan. Thank you for coming to my TED talk...
New: I tracked the precise movements of an NYC subway rider. Saw what specific time they got on and at what station. It became obvious which station was nearest to their home. This was all because of a 'feature' on the MTA website Wide open to abuse 404media.co/i-tracked-nyc-…
Just published a little presentation "ST25TB series NFC tags for fun in French public transports" 🥝 It demonstrates why it's not a good idea to use chips without authentication (like SRT512 & ST25TB512-AT) for convenience transport tickets > 1drv.ms/b/s!AlQCT5PF61…
I wrote an article on bypassing BitLocker on a Lenovo laptop: errno.fr/BypassingBitlo…

Hash Miser @H_Miser
9K Followers 1K Following Internet janitor, #CERT #BlueTeam and Whisk(e)y enthusiast "Everything you do is useless ! Enjoy 🍻" [email protected] https://t.co/pBOfukJZJi
iMil 🇪🇸🦇 @iMilnb
5K Followers 1K Following FOSS contributor, NetBSD developer. DJ'ing and composing in my spare time * https://t.co/vorDKvLlbZ * https://t.co/tmyoGagdzR * @imil.net on bs
kmkz @kmkz_security
19K Followers 2K Following Offensive Security, pom-pom girl... Who cares ?? Bourbon Offensive Security Services | BOSS
Thomas Roccia 🤘 @fr0gger_
32K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Laluka@OffenSkill @TheLaluka
5K Followers 1K Following Sharing is Caring, Hacker, Eternel Learner, Cat! =^~^=
Laurent Cheylus @lcheylus
3K Followers 3K Following Mastodon: @[email protected] Cybersecurity Linux BSD - Lyon addict Tweets in French and English
Xylitol @Xylit0l
24K Followers 2K Following owner of https://t.co/PVTlUZSWgE and temari.fr - Security/Malware researcher, ethical carder, ex-treasurer of @Hack_Gyver and Temari fan ♥ #DIY #Electronic
Clément Notin @cnotin
6K Followers 974 Following 😈 Security research (#ActiveDirectory #EntraID) & pentest 🎉 #CTF @tipi_hack 👨💼 Works @TenableSecurity, opinions my own 🪂 https://t.co/4HRwJQ6PUm
Damien Cauquil (@virt... @virtualabs
6K Followers 364 Following Go find me on Mastodon, this account may disappear pretty soon.
Nicolas Caproni @ncaproni
8K Followers 4K Following Head of @sekoia_io Threat & Detection Research (TDR) Team #SOCplatform #XDR #SIEM #CTI #TIP
Éric Freyssinet @ericfreyss
15K Followers 5K Following ⚠Account on unlimited pause. @[email protected] or @ericfreyss.mastodon.social.ap.brid.gy from Bsky
Crorethear @Crorethearj30b
44 Followers 4K Following
Sourouez @SourouezgVrGdT
7 Followers 244 Following
MarthaBurke @w90SA5wT07L6GbL
75 Followers 7K Following
Sohang Chopra @ChopraSohang
149 Followers 2K Following Software Engineer, Lifelong learner, Love books & chess Also write blog on technical topics at https://t.co/snObmCknOd
Valentina @Teethe361309
101 Followers 1K Following Dependendo do seu horário, reserve 10 minutos por dia e ganhe um dinheiro extra em casa!
Sapeckes @sapeckes83466
6 Followers 2K Following
Nivedita Aggarwal @TheTechNivedita
121 Followers 115 Following Client Security Architect at @Intel – Rooted in firmware and UEFI. Love books, hiking and beaches. My thoughts and statements are my own.
Don M @TheDonMcKenzie
276 Followers 917 Following
TimeToCoda ⏱ @timetocoda
483 Followers 5K Following Coda is great for timesheets & productivity yet it can get a little busy! Now a Chrome Ext to post time to #Coda. Not another #notion template 🙄 by @emotf
Dodou @Dodou10641983
3 Followers 130 Following
Pierre B. @octplane
642 Followers 738 Following Backend at Sonos - Tech, Games, lulz - pardon my French.
IvreSec @ivresec
513 Followers 509 Following Bienvenue sur IvreSec, le Twitter de l'InfoSec Ivre - Fanclub de @pentesteur #infosec #charlatans #parodyaccount À propos du compte : https://t.co/IzYM2OSZOv
Golang Security @GolangSecurity
4K Followers 4K Following News about #golang Security and Fuzzing. Not affiliated with @golang team.
Coffee Aim @CoffeeAim7
135 Followers 1K Following Humanity runs on coffee! are you actually a #coffee lover?? just follow #coffeeaim7
Alain du Boël @Breizh_uhel
6 Followers 264 Following Just to be aware of all about cybersecurity stuffs. (Following, RTs & links ≠ endorsement)
boring @acabthegod
157 Followers 872 Following Co-founder & CTF player at @LesPiresHat XMPP: [email protected] mail: [email protected]
Erin L Ptáček @boboTjones
1K Followers 1K Following Code mechanic σημεῖόν ἐστιν οὗ μέροσ οὐθέν https://t.co/DayNBYQQnb
Pavel Zhovner @zhovner
13K Followers 788 Following Techno Freak | Founder of Flipper Devices — https://t.co/dsBTv4XPDb | Telegram channel https://t.co/a0I9smaFNt
GramTam63 @TAM_1963
1K Followers 2K Following Happily married;beautiful family!Fighting for the rights of my granddaughters&my dil’s!💗#Resister #voteblue #formerRepublican #stopproject2025 #stopagenda47
LesEcrevisses @LEcrevisses
2K Followers 3K Following We have restored all Michel Foucault's audio lessons and we make them available for everyone. Based on #IPFS & @ensdomains #Ethereum
Yann Schwartz @abolibibelot
1K Followers 984 Following If you can't be a good example, then you'll just have to be a terrible warning. Account in standby. Finally migrating to the cerulean location.
💉💉💉AD31 Éte... @Ad31__
536 Followers 4K Following J'ai un master en informatique🎉 et le RSA🤷. Apnée du sommeil en traitement. Un tas de retards que je rattrape. Not former blue check. 😘
DeveloperWeek @DeveloperWeek
7K Followers 6K Following SAVE THE DATE: DeveloperWeek 2026 Feb 18-20, 2026 - San Jose, CA Event produced by @DevNetwork_
Edznux @Edznux
113 Followers 454 Following
Doug D @dugdep
455 Followers 184 Following Former iSec/NCC, Yahoo Paranoid, Datadog. Current Head of Product Security for Gemini. Opinions are my own.
imadeddiînnee @imad59386318
130 Followers 5K Following
Viper 1337 @1337Viper
160 Followers 1K Following The Anon Forum needs help - donate BTC- 3PHhd8ygDnguvU3KT33Sh7Va7aJQ4pWPkt
Thibault 'bui' Koechl... @SecBui
154 Followers 176 Following Open sauce & security. From breaking to building. CTO @Crowd_Security
WBG @WBGIIl
587 Followers 2K Following
Maciej Obuchowski @poshgui
736 Followers 1K Following Manager of a Robotic Process Automation team. Automation fanatic. Writes web apps for fun
Enable Content @EnableContent
8 Followers 834 Following
Pod @Pod_Sec
211 Followers 468 Following Security Engineer @ Datadog, 🇫🇷 in the 🇺🇸, Member of Fourchette Bombe and sec0d CTF Teams.
SCANDABLE @scandable
377 Followers 4K Following Comprehensive Web Application Vulnerability Scanner.
James L. @Thaolia
817 Followers 3K Following (#WinstonWolf + #BobSponge x Unicorn²) ^ #Cthulhu = Me ! #Cyberübersec #SysAdmin #DevOps #OpenBSD #HackThePlanet #HWPervert #Maker #infosec #Rawtherapee
Mahmud sojib @MdShajahanmiah1
73 Followers 1K Following
away.ca☕️ @_4waY
794 Followers 4K Following Douglas // Cyber Security - Information Security, CTF #RTFM-CTF OSCP+E Tweets are my own
nazime @naaziime
3 Followers 140 Following
Michael Garnier @GarnierNalia
181 Followers 516 Following Global and Tech strategy and Business development / Tech addict / mes tweets n engagent que moi .....
Hash Miser @H_Miser
9K Followers 1K Following Internet janitor, #CERT #BlueTeam and Whisk(e)y enthusiast "Everything you do is useless ! Enjoy 🍻" [email protected] https://t.co/pBOfukJZJi
Synacktiv @Synacktiv
20K Followers 271 Following Offensive security company. Dojo of many ninjas. Red teaming, reverse engineering, vuln research, dev of security tools and incident response.
vx-underground @vxunderground
368K Followers 290 Following The largest collection of malware source code, samples, and papers on the internet. Password: infected
kmkz @kmkz_security
19K Followers 2K Following Offensive Security, pom-pom girl... Who cares ?? Bourbon Offensive Security Services | BOSS
Swissky @pentest_swissky
20K Followers 2K Following RedTeam | Pentest Author of PayloadsAllTheThings & SSRFmap https://t.co/w1ZLRqoafG
Valéry Rieß-Marchiv... @ValeryMarchive
9K Followers 688 Following Rédac' chef @LeMagIT - ministre des #ransomware (proposé) - DM ouverts
@mikko @mikko
229K Followers 930 Following Researcher and a best-selling author. Keynote talks at RSA, Black Hat & DEF CON. TED Speaker. Chief Research Officer at Sensofusion.
Thomas Roccia 🤘 @fr0gger_
32K Followers 2K Following AI Security x Threat Intel · Sr. Threat Researcher @Microsoft · Creator of #Unprotect & #NOVA · Malware Warlock · Python 🧡 · Prev @McAfee_Labs · Views mine 😈
Laluka@OffenSkill @TheLaluka
5K Followers 1K Following Sharing is Caring, Hacker, Eternel Learner, Cat! =^~^=
Nicolas Grégoire @Agarri_FR
27K Followers 630 Following Web hacker and Burp Suite Pro trainer Refer to https://t.co/D5tRH7U2hg for trainings Follow @MasteringBurp for free tips and tricks
Laurent Cheylus @lcheylus
3K Followers 3K Following Mastodon: @[email protected] Cybersecurity Linux BSD - Lyon addict Tweets in French and English
SaxX ¯\_(ツ)_/¯ @_SaxX_
39K Followers 382 Following 🥷Le Gentil Hacker ¦¦🎙Speaker ¦¦ 40 under 40 cyber ¦¦ 👳♂️Mentor @Guardia_School ¦¦ 🥂Épicurien
CERT SocieteGenerale @CertSG
8K Followers 68 Following Société Générale Group's CSIRT Security Incident & Cybercrime Response. GPG KeyID: 0x646128CBB71A3D14 T/RT about public news are not endorsements.
Xylitol @Xylit0l
24K Followers 2K Following owner of https://t.co/PVTlUZSWgE and temari.fr - Security/Malware researcher, ethical carder, ex-treasurer of @Hack_Gyver and Temari fan ♥ #DIY #Electronic
Ange @angealbertini
25K Followers 908 Following Reverse engineer, file formats expert. Corkami, CPS2Shock, PoC||GTFO, Sha1tered, Magika... Security engineer @ Google. He/him.
Mastering Burp Suite ... @MasteringBurp
16K Followers 0 Following Tips and tricks for Burp Suite Pro Managed by @Agarri_FR | Not affiliated with @Portswigger More free resources at https://t.co/MWqXmV66lr
x0rz @x0rz
96K Followers 420 Following Cybersecurity & Threat Intelligence. Knowledge is power, France is bacon 🥓
Clément Notin @cnotin
6K Followers 974 Following 😈 Security research (#ActiveDirectory #EntraID) & pentest 🎉 #CTF @tipi_hack 👨💼 Works @TenableSecurity, opinions my own 🪂 https://t.co/4HRwJQ6PUm
Damien Cauquil (@virt... @virtualabs
6K Followers 364 Following Go find me on Mastodon, this account may disappear pretty soon.
Nicolas Caproni @ncaproni
8K Followers 4K Following Head of @sekoia_io Threat & Detection Research (TDR) Team #SOCplatform #XDR #SIEM #CTI #TIP
Barbhack @_barbhack_
3K Followers 22 Following Barbhack is a cybersecurity conference in south of France. Cybersecurity, Hacking spirit, networking and ... BBQ!! Let's grill some cybersec! #barbhack25
Trail of Bits @trailofbits
35K Followers 255 Following We help secure the world’s most targeted organizations and products. We combine security research with an attacker mentality to reduce risk and fortify code.
Ligne J @LIGNEJ_SNCF
49K Followers 505 Following Bienvenue sur le fil de la #LigneJ 🙂 Info trafic et vie de votre ligne, avec vous 7j/7 de 06h à 21h #SNCF pour Île-de-France Mobilités.
Nothing2Hide @N0thing2Hide
6K Followers 999 Following Nothing2Hide provides capacity building and security assistance to civil society activists, Human Rights defenders and journalists around the globe.
TheWirelessShitshow @WirelessShit
2K Followers 183 Following Usually around 2100 US Mountain Time / 0300 UTC. All the RF! Season 2 !! https://t.co/KOls0kxwNV
MelonSec @melon_sec
164 Followers 52 Following Leadership élitiste des melons de l'infosec , en croisade contre les égos fragiles
tldrwikipedia @tldrwikipedia
19K Followers 23 Following Wikipedia: Condensed for your pleasure. But not in a way that real Wikipedia would have anything to do with us. via @jasonmustian, @jakecurrie, and others.
Goupil @FuraxFox
1K Followers 835 Following Parceque ! (mes opinions n'engagent que moi) Ailleurs en ligne: https://t.co/acDCjDdjpU https://t.co/yQ0hBOLriV https://t.co/18svx97Ipv
Nivedita Aggarwal @TheTechNivedita
121 Followers 115 Following Client Security Architect at @Intel – Rooted in firmware and UEFI. Love books, hiking and beaches. My thoughts and statements are my own.
Runa Sandvik @runasand
72K Followers 368 Following Founder of @GranittHQ, securing journalists and at-risk people around the world.
Cthulhu ( ;,;) @Cthulhu_Answers
16K Followers 6K Following ( ;,;) 🌮 🐙 Amateur Astrobiologist, Gravitic Propulsion Engineer, Eldritch Historian, Antifa Commander, Defcon TentacleOps. #CoT
Fuck You I Quit @fuckyouiquit
453K Followers 471 Following The labor market is a mess. Here to show you why. Highlighting workers conflict with poor management, corporate greed, bad business, and the economy.
🐞Sara Badran @SaraBadran18
8K Followers 100 Following #bugbounty hunter / penetration tester , gamer 🎮 eWAPTX / eWAPT / eJPT 💻
Vousavezledroit @vousavezledroit
9K Followers 490 Following Le droit est une chose trop sérieuse pour le laisser aux juristes Mastodon : https://t.co/Co9bEl3xs5 Je ne dis pas que des conneries, j'en filme aussi
Clément Viktorovitch @clemovitch
304K Followers 855 Following Docteur, Auteur, Streamer • Collaborations : [email protected]
Sleeping Giants FR @slpng_giants_fr
54K Followers 3K Following Collectif citoyen de lutte contre le financement du discours de haine 🇫🇷 #BrandSafety #LoveNotHate #FixAdvertising ✊
Abdo El-Mobayad @Abdo_ElMobayad
14K Followers 4 Following Solopreneurship with the holy trinity ◬ | @notionhq + @framer + @anthropicai | Translating Digital Creator Resources بالعربي | Learning to Code + SaaS | 🇪🇬
DEFCON GROUP Paris @dcgparis
2K Followers 10 Following A reboot of the DEFCON GROUP Paris group. Free bimonthly meetups. If you would like to give a talk, contact us here: [email protected]
GreHack @GrehackConf
5K Followers 1K Following GreHack is a hacking & scientific infosec conference in Grenoble, France. Nov. 28 & 29, 2025
Save to Notion @SaveToNotion
217K Followers 2 Following I save your favorite Tweets and Threads to your Notion Workspace! Just follow @SaveToNotion & check the pinned tweet to start, Developed by: @Abdulhade_Ahmad
Nick Frichette @Frichette_n
6K Followers 2K Following Staff Security Researcher @datadoghq | DEF CON/Black Hat main stage speaker | he/him | OSCP OSWE | Tweets are my own | Created https://t.co/QGWMJjv9pc
Assetnote @assetnote
10K Followers 0 Following Assetnote combines advanced reconnaissance and high-signal continuous security analysis to help enterprises gain insight and control of their evolving exposure.
Agence France-Presse @afpfr
4.1M Followers 1K Following Morceaux choisis des fils d'actu, coulisses & reposts des 1.700 journalistes de l'AFP à travers le monde
RedTheBot 🤓 @RedTheBot_
40K Followers 813 Following Plus fonctionnel depuis qu'Elon a racheté le réseau et rendu les API payantes... 🤦🏽 Je racontais des blagues et analysais des tweets.
grosjean @jpmenil
235 Followers 695 Following
Bellingcat @bellingcat
722K Followers 75 Following Support our charity https://t.co/XMTKIEDiTB Buy our book: https://t.co/2JiuWFfTpO Follow us: https://t.co/LPUEQI8TdZ
Christophe Tafani-Der... @christophetd
6K Followers 1K Following 302 Location: https://t.co/tP3JTD3HQp
Sthack @sth4ck
2K Followers 211 Following Bordeaux InfoSec Conference & CTF 👨💻 Next edition 23/05/2025 🍷 Join us on discord : https://t.co/aJ9mm3DdW1
Troll In Paris @trollinparis
478 Followers 227 Following
NotFound @Notfound404__
2K Followers 875 Following -- Member of @HexpressoCTF -- ☕ https://t.co/Rat1YjeBMZ ☕GNU/Linux && bash|py addict 0x54726f6c6c2045766572797768657265
Jimmy Vo @JimmyVo
4K Followers 2K Following
CrowdSec @Crowd_Security
20K Followers 1K Following CrowdSec is a CTI tool leveraging crowdsourced data to identify and block malevolent IPs in real time worldwide. Join our Discord: https://t.co/iboAbgMP6x
Katie Hockman @katie_hockman
6K Followers 227 Following Software Engineer @Mercari_jp. Prev @datadoghq, @Google @golang team. a11y advocate. user of emojis 🐕🍜⛩️🗽. (she/her)
Filippo Valsorda @fil... @FiloSottile
46K Followers 1 Following Cryptogopher / Go crypto maintainer / @kateconger-knower / RC F'13, F2'17 / #BlackLivesMatter / he+him https://t.co/ZE4RtJ1xqD / https://t.co/qfth7zr00W / https://t.co/j1grpEm8uR
Pierre B. @octplane
642 Followers 738 Following Backend at Sonos - Tech, Games, lulz - pardon my French.
Guillaume Valadon @guedou
3K Followers 1K Following A geek. What else ? I tweet things I read. #scapy #networking #security
Alex Ionescu @aionescu
47K Followers 2K Following Chief Technical Innovation Officer @crowdstrike. Windows Internals author and trainer. He/Him. RTs are not endorsements, opinions are my own.
IvreSec @ivresec
513 Followers 509 Following Bienvenue sur IvreSec, le Twitter de l'InfoSec Ivre - Fanclub de @pentesteur #infosec #charlatans #parodyaccount À propos du compte : https://t.co/IzYM2OSZOv
PortSwigger @PortSwigger
100K Followers 23 Following We are a leading provider of software and learning on web security. We make @Burp_Suite and @WebSecAcademy.
Zythom 💾 @Zythom
6K Followers 491 Following j3 5u15 5ur m4570d0n à l’adr3553 zyth0m 5ur m4m07 p01n7 fr
PortSwigger Research @PortSwiggerRes
111K Followers 7 Following Web security research from the team at @PortSwigger