The DFIR Report @thedfirreport.bsky.social Real Intrusions by Real Attackers, the Truth Behind the Intrusion.
https://thedfirreport.com
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 🥰
vx-underground (automated mirror) @vxundergroundre.bsky.social The largest collection of malware source code, samples, and papers on the internet.
Password: infected
(unofficial, this is a bot! Maintained by a private individual, the bot can't handle retweets or replies, support soonish)
metlstorm @metlstorm.risky.biz Unix berserker, retired hacker-con organiser (Kiwicon!) and now technology-editor-slash-sysadmin-janitor at Risky.biz.
Was @metlstorm on Twitter, am metlstorm@infosec.exchange on Masto. 
AND!XOR @andnxor.bsky.social We make stuff. We drink beer. In no particular order. #mattdamon
CrikeyCon @crikeycon.bsky.social 
Andy Robbins @andyrobbins.bsky.social aka wald0
PentesterLab @pentesterlab.com We make learning web hacking and security easier. Online systems, code review, videos & courses that can be used to understand, test and exploit bugs!
Team Cymru - S2 Threat Research @teamcymrus2.bsky.social Follow us for the latest blogs and IOCs from Team Cymru's S2 Threat Research team.
Paul Asadoorian @paulasadoorian.bsky.social Founder of Security Weekly, Principal Security Evangelist at Eclypsium
Larry Pesce @haxorthematrix.bsky.social Hacker of stuff, builder of things.
HaxRob @haxrob.net Telco / mobile and IoT security.
Surfing the information super highway one keystroke at a time.
https://haxrob.net
Steve Cooper @blueteamsteve.bsky.social Building a detection engineering platform for ai-native cyber teams
Lukasz Gogolkiewicz @synick.bsky.social cyber guy, advocate for diversity in tech, mentor, adventurer, and woodworker...
0patch by ACROS Security @0patch.bsky.social Tiny security patches for Windows and 0days. No reboots, no restarts.
Topy @t0py.bsky.social Hacker. Breaker. Lock Picker. Physical Security Enthusiast. Photography. HackHouse. OzSecCon founder. Curious. IBM Z9 Owner. Warranty Void If Removed.
Formerly @Infosecfriends on Twitter.
https://hackhouse.org
cybliminal @cybliminal.com A boutique, threat informed, defence focused cyber security company.
Cyber Goodies @cybergoodies.run Cyber security, anytime, anywhere.
https://cybergoodies.run by @cybliminal.com
Duncan "Klaxon" Jepson @duncanjepson.bsky.social 
@csirac2.bsky.social @csirac2.bsky.social 
Michael Epping @michaelepping.com Senior Product Manager in the Identity and Network Access Division at Microsoft. Opinions are my own.
DEF CON @defcon.bsky.social The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
the grugq @thegrugq.bsky.social 
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
Patrick Gray @patrick.risky.biz https://risky.biz/
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
chompie @chompie.rip hacker, poster, weird machine mechanic
https://chompie.rip
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
The Shadowserver Foundation @shadowserver.bsky.social Our mission is to make the Internet more secure by bringing to light vulnerabilities, malicious activity and emerging threats. Join our Alliance!
https://shadowserver.org/partner
Jeremy Kirk @jkirk.bsky.social Okta Threat Intelligence. Personal account. Interests: Cyber threat intelligence, OSINT, data breaches, AI. Formerly intel analysis @ Intel 471. jeremykirk.com
Olaf Hartong @olafhartong.nl Security researcher with a camera | @FalconForce.nl | Microsoft MVP | Snow man role model | https://youtube.com/@olafhartong
attacus || Lilly Ryan @attacus.net Computational entomologist, privacy enthusiast, historian. Perpetually raging against the ghost in the machine.
Mastodon: @attacus@aus.social
👁 Digital Rights Watch | 🎙 Byte Into IT on 📻 3RRR FM | 🐍 PyCon AU
Joost Gelijsteen | MVP @mdmlab.nl | #MSIntune #MVP| #Security | https://joostgelijsteen.com
HD Moore @hdm.io runZero & Metasploit
TrendAI Zero Day Initiative @thezdi.bsky.social TrendAI Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
Fabian Bader @fabian.bader.cloud #Security #Azure #EntraID #XDR #MDE #Identity #M365 #AD #PKI #KQL
Microsoft MVP
Tweets and opinions are my own
Tom Uren @tom.risky.biz Author of the Seriously Risky Business cyber security newsletter
Rudy Ooms | MVP @call4cloud.nl {"Title":"Microsoft MVP","Talks About":"Intune, Autopilot, MMP-C ","Function":"Master Chief Content creator PMPC","Blog":"https://Call4cloud.nl"}
Christopher Glyer @cglyer.bsky.social Microsoft Threat Intelligence Center - Former Incident Responder & Chief Security Architect @Mandiant
goggan @goggan.bsky.social 
Tailscale @tailscale.com Your private programmable network.
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
Nathan McNulty @nathanmcnulty.com Loves Jesus, loves others | Husband, father of 4, security solutions architect, love to learn and teach | Microsoft MVP | @TribeOfHackers | 🐘infosec.exchange@nathanmcnulty
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app