Joris Luyendijk @jorisluyendijk.bsky.social Writer. Amsterdam.
Joe Slowik @pylos.co Threat Intel / CTI / OT / ICS / Critical Infra stuff along with other things. I genuinely care, and wish others did too.
Website: pylos.co
Training/Consulting: paralus.co
audibleblink @ctrl.red Self Hating Red Teamer - Legitimate Business Practice
🐦: @4lex
Will T @bushidotoken.net 🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
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
Scoubi @scoubi.bsky.social Infosec, Detection Engineering, Threat Research, Threat Hunting, OffSec, Conference Organizer.
Matt Johansen @mattjay.com Friendly neighborhood cybersecurity guy | expect infosec news, appsec, cloud, dfir. | Long Island elder emo in ATX.
vulnu.com <- sign up for my weekly cybersecurity newsletter
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
Bad Sector Labs @badsectorlabs.com Cybersecurity news, techniques, exploits, and tools every week at http://blog.badsectorlabs.com 🐘@badsectorlabs@infosec.exchange
Cas van Cooten @casvancooten.com @chvancooten on the bird app 🐦
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Benevolently malicious offensive security enthusiast || OffSec Developer & Malware Linguist || NimPlant & NimPackt author || @ABNAMRO Red Team
@its-a-feature.bsky.social @its-a-feature.bsky.social @its_a_feature_ on Twitter | Mythic developer | @SpecterOps
DTM @dtmsecurity.bsky.social Hacker, Security Engineer and Researcher.
https://dtm.uk/
Alfie Champion @ajpc500.bsky.social Founder @ delivr.to | Threat Detection @ GitHub | Previously MWR
Emeric Nasi @emericnasi.bsky.social CyberSecurity researcher and founder of BallisKit. I have a passion for all infosec subjects especially redteam and writing offensive tools!
Haroon Meer @haroonmeer.canary.love Security Geek. We build Thinkst Canary - https://canary.tools
Boatplugs @shadylink.lol she/her
Beep boop I do computer 🏳️⚧️
Ramblings: https://shadylink.lol/blog/
Photography: patreon.com/boatplugs
Youtube: https://youtube.com/@ReversingForFun
Duane Dunston, EdD @gnugro.bsky.social I legally create cyber attacks and malware | Mitre Threat Intell Cert | Mitre Adversary Emulation Methodology Cert |TEDx Speaker | Mossé Institute Student | former college prof | (he/him)
BallisKit @balliskit.bsky.social BallisKit provides tooling and services to professional Pentesters & Red Teams.
We develop MacroPack Pro and ShellcodePack.
www.balliskit.com
Marc Smeets @marcoverip.bsky.social Does a thing or two with red teaming @ Outflank | part time race and drift car instructor
Yarden Shafir @yardenshafir.bsky.social A circus artist with a visual studio license
AnubisSec @anubissec.bsky.social Logging into things I shouldn't.
Red Team Lead @ NVIDIA
@hasherezade.bsky.social @hasherezade.bsky.social Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc) ; https://hasherezade.net
W9HAX @w9hax.bsky.social 
hotnops @hotnops.bsky.social Does stuff at @specterops
Cloud security research
Antonio Cocomazzi @splintercode.bsky.social offensive security - windows internals - reverse engineering | X: https://x.com/splinter_code | Mastodon: https://infosec.exchange/@splinter_code | GitHub: https://github.com/antonioCoco | Blog: https://splintercod3.blogspot.com/
Carlos Perez @thedarkoperator.bsky.social - Cybersecurity since 1998
- Information Security jack of all trades
- Hacker
https://www.darkoperator.com
Mr.Un1k0d3r @mrun1k0d3r.bsky.social Live hacking content https://truecyber.world/
Red team training https://mr.un1k0d3r.world/training/
Github https://github.com/Mr-Un1k0d3r
moloch @littlejoetables.bsky.social Offsec at OpenAI
Former Bishop Fox Red Team
TrustedSec @trustedsec.com End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #HackThePlanet
https://trustedsec.com/
Ali @endingwithali.com software engineer @ fintech- content creator @ http://links.ali.dev - threatwire host @hak5 - @breakingthepod - nyc - ex @miteecs - jewish
Horizon3.ai @horizon3ai.bsky.social AI-Native Proactive Security
@domchell.bsky.social @domchell.bsky.social 
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
bohops @bohops.bsky.social Mostly on X
Brett Hawkins @h4wkst3r.bsky.social Adversary Services @xforce
https://h4wkst3r.github.io
Rémi GASCOU (Podalirius) @podalirius.bsky.social Security Researcher & Speaker | Microsoft Security MVP | Developer of security tools | 🎬 http://youtube.com/c/Podalirius
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
ocdsec @ocdsec.bsky.social 🏴☠️ 💚 🇺🇦 computer tester | 603,628 km²
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.
Dirk-jan @dirkjanm.io Hacker at outsidersecurity.nl. Researches Entra ID, AD and occasionally Windows security. I write open source security tools and do blogs/talks to educate others on these topics. Blog: dirkjanm.io
Lars Karlslund 🇩🇰 @lkarlslund.bsky.social Curious security octopus | Adalanche Attack Graph Analyzer / 8.7B hashes http://ntlm.pw / NIFO Defender Removal | Sarcasm level 11 | All thoughts, no leadership | 🇩🇰 🇺🇦
💥 leonjza @leonjza.bsky.social [ 'cto @sensepost.com', '@orangecyberdef', 'caffeine fueled', '(╯°□°)╯︵ ┻━┻', 'security guy', 'metalhead', 'i saw your password', 'KOOBo+KXleKAv+KXlSnjgaM=' ]
Lee Chagolla-Christensen @tifkin.bsky.social I like making computers misbehave. Does stuff at http://specterops.io.
Github: https://github.com/leechristensen
Mastodon: @tifkin_@infosec.exchange
Andy Robbins @andyrobbins.bsky.social aka wald0
Thomas Seigneuret @zblurx.bsky.social Security researcher, pentester
Maintainer of NetExec, DonPAPI, dploot, certsync, and all the stuff on https://github.com/zblurx
harmj0y @harmj0y.bsky.social Researcher @SpecterOps. Coding towards chaotic good while living on the decision boundary. #dontbanequality
SpecterOps @specterops.io Creators of BloodHound | Experts in Adversary Tradecraft | Leaders in Identity Attack Path Management
Synacktiv @synacktiv.com Offensive security company. Dojo of many ninjas. Red teaming, reverse engineering, vuln research, dev of security tools and incident response.
Swissky @swissky.bsky.social RedTeam | Pentest
Author of PayloadsAllTheThings & SSRFmap
http://github.com/swisskyrepo
Alex Neff @al3x-n3ff.bsky.social Pentester | Maintainer of NetExec | aneff.io
@mgeeky.bsky.social @mgeeky.bsky.social 
LazerPig @lazerpig.bsky.social The real LazerPig
it/that/Sir/Lord Admiral
Gay AF🏳️🌈
Youtuber
War Historian
Avid and enthusiastic Drunk
No, I cannot sell you Pizza🍕
YT: https://www.youtube.com/@LazerPig
Merch: https://nafo-ofan.org/collections/lazerpig-x-nafo
Rutger Bregman @rutgerbregman.com Historian | Author of ‘Utopia for Realists’ (2014), ‘Humankind’ (2020) and ‘Moral Ambition’ (2025) | Co-founder of The School for Moral Ambition | moralambition.org | rutgerbregman.com
📖 substack.com/@rutgerbregman
📺 youtube.com/@rutger.bregman
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
Drew @hoodoer @hoodoer.bsky.social AppSec pentester type at
Blackthorne Consulting.
Beach bum. Super awesome dad.
Coder of weird things.
https://github.com/hoodoer
Jakoby @iamjakoby.bsky.social 
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
Anonymous @youranonnews.bsky.social We are Anonymous, we are legion, we do not forgive, we do not forget. Expect us. #Antifa without apology! Come at us, bro! +1-760-706-7425
Web: https://youranon.news
twitter: @YourAnonNews
mastodon: nerdculture.de/@youranonnews
rootsecdev @rootsecdev.bsky.social Security Consultant @TrustedSec | Military grade meme poster, researcher, cloud penetration tester, voider of warranties. My thoughts are my own.
Christian Flokstra @cwflokstra.bsky.social Advocaat en maker podcasts Napleiten en Pro Forma | https://www.linkedin.com/in/christianflokstra?utm_source=share&utm_campaign=share_via&utm_content=profile&utm_medium=ios_app
Yelle Tieleman @yelletieleman.bsky.social Misdaadverslaggever AD, auteur 'De Hedelse afpersingszaak', maker van de podcast 'Rot Fruit' en co-host van wekelijkse misdaadpodcast Zware Jongens. Winnaar van De Tegel. Fietst graag, maar bovenal: supporter van Fortuna Sittard. Signal: @yelletieleman.16
Jan Meeus @janmeeus12.bsky.social Misdaadverslaggever voor NRC / Auteur van Narco’s in Nederland, de Schiedamse cocaïnemaffia en Verraad / maker van de podcasts Cocaïnekoorts en Zware jongens.
Dutch crime reporter. Tips: j.meeus@nrc.nl
Arend Jan Boekestijn @ajboekestijn.bsky.social Podcastmaker, Boekestijn en de Wijk, Europa Draait Door. Associate Professor International Relations, UCU
Olaf Koens @handle.invalid Correspondent, schrijver, journalist. 'When the going gets weird, the weird turn pro.'
https://www.singeluitgeverijen.nl/nijgh-van-ditmar/auteur/olaf-koens/
Özcan Akyol @ozcanakyol.nl Schrijver.
Huib Modderkolk @huibmodderkolk.bsky.social Onderzoeksjournalist Volkskrant
Going dark
h.modderkolk at volkskrant.nl
Signal: hmodderkolk.20
Marijke Drogt @marijked87.bsky.social Criminoloog | Werkzaam in de strafrechtketen | Veiligheid zaaien is zoveel meer dan onveiligheid wieden |
Wim van de Pol @wmvdpl.bsky.social Writer, journalist, editor http://crimesite.nl
16foggyroad@proton.me
Anna Korterink @annakorterink.bsky.social Journalist. Podcaster.
jjoerlemans @jjoerlemans.com Universitair docent Strafrecht | Universiteit Leiden | Cybercrime | Cybersecurity | Digitale onderzoeken
https://jjoerlemans.com/
Argos @argosonderzoekt.bsky.social Onderzoeksjournalistiek van HUMAN/VPRO. Argos vertelt je al ruim 30 jaar hoe de macht werkt. Altijd grondig, altijd nieuwsgierig, en altijd met een goed verteld verhaal. www.argosonderzoekt.nl
Wouter Laumans @wouterlaumans.bsky.social Het Parool - Napleiten - Pro Forma - Parool Misdaadpodcast - Boeken: Mocro Maffia (2014) en Wraak (2019)- w.laumans@parool.nl - Signal: @WouterLaumans.41
Joseph Cox @josephcox.bsky.social Hacking/crime/privacy journalist. Author of DARK WIRE, buy here: https://www.hachettebookgroup.com/titles/joseph-cox/dark-wire/9781541702691/#preorder Co-founder of 404 Media. Signal: joseph.404 Email: joseph@404media.co
Parallel Polis @parallelpolis.info empowering individuals through technology, education, and collaborative innovation △ opt-out! △
Sibel @sibelkoru.bsky.social Researcher | My research pursuits predominantly revolve around techno-politics, military technology and strategy, counter-terrorism and insurgency, as well as unmanned systems.
Hugo Kaaman @hugokaaman.bsky.social Researcher & analyst. Focus on SVBIED design & tactics by non-state actors. Articles @MiddleEastInst @JanesINTEL @EuroEyeRad. IR grad, MENA studies
Christopher Miller @christopherjm.ft.com Chief Ukraine correspondent for the Financial Times. 16 years living and reporting in Ukraine. https://www.ft.com/christopher-miller
Author of the book, THE WAR CAME TO US, published by Bloomsbury: https://www.amazon.com/dp/139940685X
Christiaan Triebert @trbrtc.bsky.social Visual Investigations reporter at The New York Times. Previously with Bellingcat and Airwars. Retired hitchhiker.
Wim Zwijnenburg @wammezz.bsky.social Environmental open-source investigations, tracking drone warfare, research based advocacy for PAX, contributer Bellingcat.
Jim Salter @jimsalter.bsky.social I'm the Jim Salter that writes about Linux, FreeBSD, ZFS, Wi-Fi, and so forth. You may've seen my stuff at Ars Technica, Wirecutter, Smallnetbuilder (RIP) or wherever there's nerdery afoot. Much more active at: https://fosstodon.org/@jimsalter
Jason Koebler @jasonkoebler.bsky.social Journalist @404Media.co
Signal: jason.404 // email: jason@404media.co
Jonathan Harris @jonathan-a-thon.bsky.social Writer and producer for The Internet's "Some More News" and "Even More News."
Cody @codyjohnston.bsky.social Host of Some More News, half of The Hot Shapes, space bird.
Some More News @somemorenews.bsky.social News show. News podcast. Hosted by codyjohnston.bsky.social and katystoll.bsky.social.
Gareth Heyes @garethheyes.co.uk Web security researcher at PortSwigger. Author of JavaScript for Hackers, Shazzer and Hackvertor.
https://garethheyes.co.uk/#latestBook
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
shenetworks @shenet.works Networking • Hacking • Hacking Networks (she/her)
shenet.works
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
hakluke @hakluke.com Dad, hacker, solo founder of haksec.com and hackercontent.com.
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
STÖK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
allie🖤✨ @ac1dgoddess.bsky.social 
Accidental CISO @accidentalciso.net I accidentally became the CISO. I didn't want this job, but the job chose me. I'm scared, and I want to go home.
https://www.accidentalciso.net
PortSwigger @portswigger.net We are a leading provider of software and learning on web security. We make Burp Suite and the Web Security Academy.
Dafydd Stuttard @dafyddstuttard.bsky.social Founder and Chief Swig at PortSwigger. Creator of Burp Suite and the Web Security Academy. Author of The Web Application Hacker's Handbook.
Robin @digi.ninja Hacker, coder, climber, runner, triathlete.
Always learning.
Co-flounder of SteelCon