XBOW @xbow.com Bringing AI to offensive security by autonomously finding and exploiting web vulnerabilities. https://xbow.com/
Microsoft Threat Intelligence @threatintel.microsoft.com We are Microsoft's global network of security experts. Follow for security research and threat intelligence. https://aka.ms/threatintelblog
OffensiveCon @offensivecon.bsky.social OffensiveCon is a highly technical international security conference focused on offensive security only. Organized by Binary Gecko GmbH.
Joe Grand @joegrand.bsky.social Hardware hacker, computer engineer, former L0pht member and juvenile delinquent, sometimes known as Kingpin. https://joegrand.com
GreyNoise @greynoise.io GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats.
GitHub Security Lab @securitylab.github.com Securing open source software, together
@datenschrott.bsky.social @datenschrott.bsky.social 
@mogwailabs.bsky.social @mogwailabs.bsky.social 
x0rz @x0rz.bsky.social Cybersecurity & Threat Intelligence. Knowledge is power, France is bacon 🥓
Alex Plaskett @alexplaskett.bsky.social Security Researcher | Pwn2Own 2018, 2021, 2022, 2024 | Posts about 0day, OS, mobile and embedded security.
0x4d5a @0x4d5a.bsky.social Security Researcher @ Neodyme. Windows Internals, Reversing, Fuzzing, CTF
Alvaro Muñoz @pwntester.bsky.social Security Researcher with @GHSecurityLab. CTF #int3pids. Opinions here are mine!
Metasploit @metasploit-r7.bsky.social Official account of the Metasploit Project, part of the Rapid7 family.
Mastodon: @metasploit@infosec.exchange
Slack: http://metasploit.com/slack
Steve Syfuhs @syfuhs.net Noted idiot. Principal something or other. Runs the Windows Authentication team at Microsoft. It's my fault your password doesn't work.
Mostly dog pictures. Might actually be two dogs in a trench coat. 🇺🇸 / 🇨🇦
https://syfuhs.net/
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
Assetnote @assetnote.io True Attack Surface Management - https://assetnote.io
Mikhail Shcherbakov @yu5k3.bsky.social Doing security research. For fun and profit...
Dave Aitel @daveaitel.bsky.social 
Chris Dale @chrisdale.bsky.social Principal instructor at SANS Institute. CHO (Chief Hacking Officer) and co-founder of River Security. Occasionally put content on YT: https://www.youtube.com/@chrisdale
Markus Wulftange @mwulftange.bsky.social Principal Security Researcher and Pâtissier at @codewhitesec.bsky.social
Caitlin Condon @catc0n.bsky.social Adventurer. Takes a lot of photos, calls many places home. VP of research @VulnCheck. Previously vulnerability research director @Rapid7 / @metasploit.
Blaklis @blaklis.bsky.social CTF player with The Flat Network Society - bug bounty & web security research
codewhitesec.bsky.social @codewhitesec.bsky.social Red Teaming. Security Research. Continuous Penetration Testing. Threat Intelligence.
TrustedSec @trustedsec.com End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #HackThePlanet
https://trustedsec.com/
Piotr Bazydło @chudypb.bsky.social Principal Vulnerability Researcher at the watchTowr | Previously: @thezdi | https://chudypb.github.io
Ricky Gervais @mrrickygervais.bsky.social Comedy God
Orange Tsai @orange.tw This is 🍊
@handle.invalid @handle.invalid https://infosec.exchange/@swapgs
dhn @0xdhn.bsky.social By the power of truth, I, while living, have conquered the universe - /OS(C(P|E)|EE)/ -- Red teamer @codewhitesec.bsky.social | @dhn@infosec.exchange | @dhn_ on X
Nicolas Krassas @dinosn.bsky.social Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA
https://t.co/NC1orlKrW3
Also at : @dinosn
zseano @zseano.bsky.social @zseano
captnbanana @bananamafia.dev bananamafia.dev
m1tz @m1tzzz.bsky.social Web Security Expert | Bug Hunter | Käferjäger
hakan @hatr.bsky.social reporter covering cyber (both crime and state-sponsored) for Der Spiegel and ZDF, short overview at https://linktr.ee/hakantanriverdi, Signal: hakan.25
heise Security @heisec.bsky.social News und Geschichten des Security-Portals von heise online
Tatramaco @tatramaco.bsky.social Physical Security and Red Team Specialist. Trying to be kinder
Michael Stepankin @artsploit.com Security Researcher at GitHub Security Lab, ex Portswigger.
https://artsploit.blogspot.com/
Quentin Kaiser @qkaiser.bsky.social offensive security research, embedded systems, weird file formats and all things RTOS
Peter Stöckli @ulldma.bsky.social Security Researcher and Software Engineer at GitHub Security Lab
Dmitri Alperovitch @dmitri.silverado.org Geopolitics, Russia, China, Cyber
Chairman @silverado.org
Author of WorldOnTheBrink.com
Host GeopoliticsDecanted.com podcast
Founder Alperovitch Institute for Cybersecurity Studies at Johns Hopkins SAIS
Co-Founder CrowdStrike
@DAlperovitch elsewhere
Tib3rius @tib3rius.bsky.social Web App (mostly) Hacker | Cybersecurity Educator | Content Creator | Ex-Brit | Links: http://linktr.ee/tib3rius (he/him) 🇺🇸 A mostly unserious person. @therealc3rul34n.bsky.social is bae 🥰
noperator @noperator.bsky.social tech tasks are cool and hacking is great
Florian Aigner @florianaigner.at Physiker, Autor, Wissenschaftserklärer, Kolumnist. Gegen Faschismus, für Menschenrechte. Wien, Europa, Milchstraße & Umgebung. Glaube nicht alles, was du denkst!
r/netsec bot @r-netsec.bsky.social Mirrors r/netsec, "a community-curated link aggregator of technical information security content." Unofficial. Operated by @tweedge.net, open source @ https://github.com/tweedge/xpost-reddit-to-fediverse
𝖈0𝖗𝖊𝖉𝖚𝖒𝖕𝖊𝖉 @c0redumped.bsky.social Swede.
Same handle @ twitter/infosec.exchange.
InfoSec/Cyberz/DFIR/Old Norse/Positivity/BBQ/Linguistics/Funsies/E.t.m
Running a wierd series of #MorningGreetings 🤭
Original #SnackOiler & #LulzCrewer
Random Robbie @what-security.co.uk #infosec | #exploiter | #asm | fox | #LFC | scanner of the internet | #wordpress exploiter | #greynoise lover. | #Bugbounty hunter | Northerner | #UK
thezero @thezero.org Human Rights Defender @osservatorionessuno.org.
Security Researcher @shielder.com.
Former KeepassXC maintainer.
Computer Repair With A Smile.
thezero.org
shubs @shubs.io Co-founder, security researcher. Building an attack surface management platform, @assetnote.io
Chris Frohoff @frohoff.org building things, breaking things, building things that break things. ysoserial night janitor. journeyman ctf plumber. he/him
Andy Greenberg @agreenberg.bsky.social Writer for WIRED. Author of SANDWORM. Latest book, TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency, out now. agreenberg@wired.com. Andy.01 on Signal.
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
Łukasz @maldr0id.bsky.social Military-grade reverse engineer @ Google, working on Android malware
Got mistaken for a member of Project Zero once.
Everything here is my own opinion
he/him ✨🌈🦄
Sergiu Gatlan @serghei.bsky.social Cybersecurity/tech reporter @BleepingComputer / serghei.ro
Andy Gill @zephrfish.yxz.red Defcon goon, Adversarial Architect. Photography, Driving, Blog and general purveyor of chaos. Metal/DnB Fan creator and owner of https://lms.zsec.red
Alex Chapman @ajxchapman.bsky.social Full Time #BugBounty Vulnerability Researcher
https://blog.ajxchapman.com
smaury @smaury.bsky.social Co-Founder @shielder.com
CTF Player jbz.team
Cliff Jumping Lover (23mt max so far)
Kuba Gretzky @mrgretzky.breakdev.org Offensive security tools developer. Malware developer, hobby music producer, bedroom DJ & ex-MMO game hacker. Creator of Evilginx / Bartender @ BREAKDEV RED.
Flangvik @flangvik.bsky.social Team Lead Kovert AS, previously Red Team TrustedSec, terrible creator of InfoSec content 📹Opinions are my own and not the views of my employer.
Bad Sector Labs @badsectorlabs.com Cybersecurity news, techniques, exploits, and tools every week at http://blog.badsectorlabs.com 🐘@badsectorlabs@infosec.exchange
Sudheer Varma @pwnisher.bsky.social https://twitter.com/0xpwnisher
Red Team at Amazon
Hexacorn @hexacorn.bsky.social Red Brain, Blue Fingers
Malware Analysis, Reverse Engineering, Threat Hunting, Detection Engineering, DFIR, Security Research, Programming, Curiosities, Software Archaeology, Puzzles, Bad dad jokes
https://www.hexacorn.com/blog/
hexacorn@infosec.exchange
Ali Hadi | B!n@ry @binaryz0ne.bsky.social DFIR and Adversary Simulation
Olaf Hartong @olafhartong.nl Security researcher with a camera | @FalconForce.nl | Microsoft MVP | Snow man role model | https://youtube.com/@olafhartong
Marcello @byt3bl33d3r.bsky.social Running on vibes. Cyber vibes.
@halvarflake.bsky.social @halvarflake.bsky.social 
David (DWIZZZLE) Weston @dwizzzle.bsky.social Corporate Vice President, OS Security and Enterprise @Microsoft
EricaZelic @ericazelic.bsky.social Security Engineer / IAM Security. Defending against people like me. 
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
harmj0y @harmj0y.bsky.social Researcher @SpecterOps. Coding towards chaotic good while living on the decision boundary. #dontbanequality
Mehmet Ergene @cyb3rmonk.bsky.social https://academy.bluraven.io
Threat Hunting & Research, Detection Engineering | Microsoft Security MVP
#KQL #DFIR #DataScience
All is one.
Opinions are my own
http://posts.bluraven.io
https://github.com/Cyb3r-Monk/Threat-Hunting-and-Detection
Dr Nestori Syynimaa @drazuread.com Principal Identity Security Researcher @Microsoft. Ex-Secureworks (PhD, MSc, MEng, CITP, CCSK).
And yes, opinions are my own ;)
malmoeb.bsky.social @malmoeb.bsky.social Head of Investigations at InfoGuard AG - dfir.ch
@lofi42.bsky.social @lofi42.bsky.social Acro Paragliding | Mountaineering | Script kiddo @CODEWHITEsec.bsky.social
Paul L. @am0nsec.bsky.social Senior Security Consultant @ Mandiant (part of Google Cloud). Messages attributable to me — not current or former employers. Honneur de vous rendre compte.
rootsecdev @rootsecdev.bsky.social Security Consultant @TrustedSec | Military grade meme poster, researcher, cloud penetration tester, voider of warranties. My thoughts are my own.
James 🏴 @two06.bsky.social Targeted Ops @TrustedSec. Hacker of things, writer of bad code. This is our world now... the world of the electron and the switch, the beauty of the baud.
https://linktr.ee/two06
💥 leonjza @leonjza.bsky.social [ 'cto @sensepost.com', '@orangecyberdef', 'caffeine fueled', '(╯°□°)╯︵ ┻━┻', 'security guy', 'metalhead', 'i saw your password', 'KOOBo+KXleKAv+KXlSnjgaM=' ]
Merill Fernando 💚 @merill.net Product Manager @microsoft | Creator of bluesky.ms • cmd.ms • idPowerToys.merill.net • Graph X-Ray • 🇦🇺 • 🇱🇰 • Posts my own
http://youtube.com/@merillx
Sign up to my newsletter https://entra.news
niph @0xniph.bsky.social Liking colors, 🩸being my favorite but also a bit into 🧢 with the occasional ☂️ | head of red team at @codewhitesec - @niph_ on X
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
SinSinology @sinsinology.bsky.social Pwn2Own 20{22,23,24,24.5}, i look for 0-Days but i find N-Days & i chase oranges 🍊
https://summoning.team/- S @sn0rky.bsky.social @sn0rky.bsky.social
Shielder @shielder.com InfoSec boutique.
Owning things since 2014.
We love to go for the extra mile, where we usually find the best 🦟🐞🪲🪳🐛🐜🕷 the others miss.
Web: https://www.shielder.com
Twitter: @ShielderSec
Fediverse: @shielder.infosec.exchange
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
vortex @vortex.au I do offensive security things on the internet
@cfreal.bsky.social @cfreal.bsky.social 
Clément Labro @itm4n.bsky.social Pentest & Windows security research
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
harisec @harisec.bsky.social Interested in web security, bug bounties, machine learning and investing. SolidGoldMagikarp
James Kettle @jameskettle.com Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
ϻг_ϻε @steven.srcincite.io Hermetic Initiate. Exploring conscience and the nature of reality. I also hack things.
Nicolas Grégoire @agarri.fr Web hacker 😈
Burp Suite Pro trainer 👨🏫
Maintainer of @mastering-burp.agarri.fr 🛠️
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary