2600 - The Hacker Quarterly @2600.com Since 1984, 2600 Magazine has published the hacker perspective and documented the development of the hacking community. In addition to the magazine, we have a weekly radio show ("Off The Hook") and a biennial conference (Hackers On Planet Earth - HOPE).
Rich Burroughs @somewhattolerable.com Heir to the Heinz Ketchup fortune.
https://somewhattolerable.com
Cassidy @cassidoo.co Making memes, dreams, & software!
Sr. Director of Dev Advocacy at GitHub. Married to a dweeb and mom to a nerdy toddler + baby combo. She/Her ✝️ CHI 🏠
Subscribe to my newsletter!
cassidoo.co/newsletter
Arch Fella @handle.invalid Czech/Ukraine heritage artist and a builder of wooden boats and surfboards. 3D-printed planes/drones. UAV/UAS pilot. By day: corporate job; Nights: much Hobbies. #VictoryNotVengeance #Infosec, #EMCOMM #OSINT #NAFO #Democracy #FELLA
Brendan Chamberlain @infosecb.bsky.social Threat Detection Engineer @ Klaviyo | Detection & Response | Security Automation | macOS Security | Maintainer of awesome-detection-engineering, LOOBins
infosecb.com
https://github.com/infosecB
shubs @shubs.io Co-founder, security researcher. Building an attack surface management platform, @assetnote.io
InfoSec @infosec.skyfleet.blue Relay Tracking News & Blogs about infosec, cybersec
- source removal/addition suggestions welcome !
CVE : check out @cve.skyfleet.blue
🆘 @skyfleet.blue
InfoSec 🇫🇷 @infosecfr.skyfleet.blue Flux d'info sur la cybersecurité, infosec
🇺🇸 @infosec.skyfleet.blue
🆘 @skyfleet.blue
Infosecsie (ツンデレ) @myraccoonhands.com ⬅️🏳️🌈🏋️♂️💪🎨💻🔒🎮🦝🧠🌶️♾️🐈⬛🐕🦐
(She/They) That one purple raccoon who makes art, enjoys video games and comic books, lifts heavy weights, and sometimes talks about infosec, strategy, and leadership.
https://ko-fi.com/myraccoonhands
RainSec - PDX InfoSec Meetup @rainsec.org RainSec is an informal meetup of PDX based security professionals. Meeting in person every last Tuesday of the month at Lucky Lab SE, 6:30-10:00pm
Hosted by @sanitybit.com & @redmuninn.com
Alyssa Miller 🦄👩✈️ @alyssam-infosec.com Hacker, CISO, and commercial pilot. Certified Bluesky Elder. Author and International Speaker, Chief advocate of #DoBetterBeBetter
Compassion and empathy are traits in short supply but necessary to make this world a better place.
alyssasec.com
@infosec.bsky.social @infosec.bsky.social 
lex @infoseclex.bsky.social infosec • I kept my blackberry as long as possible and now I’m on bluesky
Nick Biasini @infosec-nick.bsky.social Head of Outreach at Cisco Talos. These are my views not my employers. @infosec_nick on the other site.
MyMy @infosecqueen.bsky.social Trigger Warning: It's love, happiness, fly shi!+ and occasionally info sec talk. 
Infosec.blog @infosec.blog Security engineer
Breaker of things
Eventually I’ll start the blog
Skylar @securityward.bsky.social Twitter: @SecurityWard
mastodon: SecurityWard@infosec.exchange
Offensive security, nerdiness, dungeons and dragons, and generally a lifelong n00b.
Security_Sam @securitysam.bsky.social Stay ready so you don't have to get ready
The Information Security Collective | 501(c)3 Non-Profit @isc.bsky.social 
The Cyber (in)Security Hub @cybersecurity.bsky.social Former NSA hacker; Cyber Expert; Current CISO, TV Cyber Expert & Keynote Speaker
Twitch.tv/cyber_insecurity
topmate.io/neal_bridges
https://linktr.ee/cyber_insecurity
#cybersecurity #redteam #hacking #blueteam #securityoperations #ciso
Silverman on Security @silvermansecurity.bsky.social Nat-sec professional, dog and cat lover, martial artist, external processor, Balloon Juice's emergency back up food goddess (I have a tiara and everything!). You can find me here: https://balloon-juice.com/category/silverman-on-security/
Kali Linux @kalilinux.bsky.social Kali Linux, The Most Advanced Penetration Testing Distribution. Ever.
Policy @ DEF CON @defconpolicy.bsky.social https://forum.defcon.org/node/244260
http://defcon.org/policy
https://linkedin.com/company/policy-def-con
https://x.com/DEFCONPolicy
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
Cybersecurity News @cybersecuritynews.bsky.social Home of the Cybersecurity News hub. Information sharing and raising awareness. Think, talk and grow while on the go. Visit https://www.cybersecuritynews.today/ for more coverage.
Cybersecurity News Today! is on buymeacoffee.com/cybersecuritynewstoday
OWASP® Foundation @owasp.org We improve the security of apps with community-led open source projects, 260 local chapters, and tens of thousands of members worldwide. Famous for OWASP Top 10
TrustedSec @trustedsec.com End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #HackThePlanet
https://trustedsec.com/
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Robin @digi.ninja Hacker, coder, climber, runner, triathlete.
Always learning.
Co-flounder of SteelCon
HD Moore @hdm.io runZero & Metasploit
SANS.edu Internet Storm Center @sansisc.bsky.social http://isc.sans.edu - Global Network Security Information Sharing Community - Daily blogs and cyber security news podcast.
BRute Logic @brutelogic.bsky.social #CyberSecurity #AI https://brutelogic.net/research
Packet Storm News @packetstorm.bsky.social You know why you're here if you're here. Also, https://packetstorm.news/ feeds.
Jayson E. Street💜🤗💜 @jaysonstreet.bsky.social Hacker - Helper - Human
JaysonEStreet.com
yolonda with an ‘o’ @ysmithnd.bsky.social main security brain @grubhub; ex-@sweetgreen, @Target, @pwnieexpress; speaker; USAF Vet. Don’t measure yourself by someone else’s 📏. skeets my own & mine alone
@mikko @mikko.bsky.social Fighting malicious use of technology.
gattaca @gattaca.bsky.social Grump, keynote, breaker of things, dad, podcaster, creator of (-:|3, OG, raconteur, gentleman spy, investor, whisky distillery owner
Rebecca Herold @rebeccaherold.bsky.social The Privacy Professor(R)| Privacy&Security Brainiacs(R) SaaS Svcs|Infosec/Privacy/IT Engineer|Entrepreneur|Consulting|Expert witness|Writer|privacysecuritybrainiacs.com
IA res; KC Chiefs & IN Fever fan; love animals, hiking, castles, music, art, history
Rogue @rogueraccoon.bsky.social @infosecrogue from that other place. Lockpicking, 3D printing, shenanigans where if there’s a chance we could die…I’m in. 
Nedbbu500 @nedbbu500.bsky.social .
Matt Blaze @mattblaze.org Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. So-called expert on election security and a few other things. Slow photographer. RF nerd. Occasionally blogs at https://mattblaze.org/blog
Threatbutt @threatbutt.bsky.social Threatbutt - defense in derpth against threatening threaty threats
Chris Wysopal @weld.bsky.social Gray haired gray hat. Co-founder Veracode. Former L0pht security researcher. Builds tools to find and fix vulnerabilities in code at scale.
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
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
BleepingComputer [Unofficial] @bleepingcomputer.com.web.brid.gy BleepingComputer is a premier destination for cybersecurity news for over 20 years, delivering breaking stories on the latest hacks, malware threats, and […]
🌉 bridged from 🌐 https://bleepingcomputer.com/: https://fed.brid.gy/web/bleepingcomputer.com
Rachel Tobac @racheltobac.bsky.social Hacker & CEO @SocialProofSec security awareness/social engineering training, videos, talks | 3X @DEFCON🥈 | Ex Chair @WISPorg | Ex @CISAgov Technical Advisory Council under Director Jen Easterly
The Citizen Lab @citizenlab.ca We are an academic research unit at the University of Toronto investigating novel threats to democracy, human rights, and global security in the digital ecosystem.
Paul Batson @paulbatson.bsky.social Lazysecurity on the hellsite and infosec.exchange. Secops geek. Detection engineering, threat hunting & IR mostly. Occasionally helps out with some analysis or testing pens. Former BSidesLondon organiser.
🧋Ak1Xpltｌ明 ⩜ 🫧🛼 @ak1xplt.bsky.social 👾 Future Offensive Security Engineer by day。
🎮 3D Creature & Character Artist by night。
🐧 Pink HairｌGrey HatｌRed Team。
🌸 絵の無断転載、加工は禁止しておりますので、ご遠慮ください。
🧠 2e。
🏳️🌈 彼人 (かのひと)ｌthey/she。
🔓 Be gay, do (cyber)crime。
☕️ #3Dart #Wip #PixelArt #Ink #Infosec
Paul Lanzi @planzi.bsky.social Identity and identity security geek with trimmings of scout-dad and board-game and computer-game aficionado. My profile picture may be AI generated (it is) but I'm not.
Leigh Honeywell @hypatia.bsky.social Security, diversity, housing, Canadian stuff 🇨🇦. Cofounder and CEO of @tallpoppy.bsky.social; more at leighhoneywell.com
Chad Loder @chadloder.dev The purpose of a system is what it does. 🌪️ they/them
Haroon Meer @haroonmeer.canary.love Security Geek. We build Thinkst Canary - https://canary.tools
Adrian Sanabria @sawaba.bsky.social 🎙️ Enterprise Security Weekly Podcast Host,
🤝 BSides Knoxville Founder,
🗣️ IANS Research Faculty,
🍳 Cooking,
🏎️ F1,
⛰️ Hiking
Jason Syversen 👾🚀📈🏀💰🫱🏻🫲🏽 @jsyversen.bsky.social Hacker -> DARPA -> Founder -> Investor. Currently CEO of SportsVisio.com, GP at 10X Venture Partners (10xvp.com) Love to connect to new people!
jjguy @jjguy.bsky.social Ex-fed hacker turned startup guy. Co-founder & CEO at Sevco Security, previously CTO @ JASK, founding team @ Carbon Black, 12 year US intelligence officer.
Sinan noir Eren @didymaworks.bsky.social Founder/CEO at Opnova. Formerly Founder/CEO Fyde & Remotium.
https://opnova.ai
visi stark @invisig0th.bsky.social Founder of The Vertex Project (@vtxproject)
Father of the #APT1 Report @Mandiant.
Inventor of #synapse, #vivisect, UNCs, imphash, ...
DEFCON CTF Champion, Founder of Kenshoto
Matthias @m4v4m.bsky.social Founder & CEO at Tenzir — security data pipelines » docs.tenzir.com
⭐ https://github.com/tenzir/tenzir
⭐ https://github.com/tenzir/library
#SecDataOps #SecOps #DataOps #SOC #SIEM #ThreatHunting #DetectionEngineering #IncidentResponse #ThreatIntel #COSS
Toni de la Fuente @toniblyx.bsky.social Hardening for food. Open Source, Cloud and Security. Giving 🖤 to Prowler since 2016. Linux, DFIR, CISSP, Heavy Metal. Del Atleti. http://prowler.com
Nils Puhlmann @npuhlmann.bsky.social Cybersecurity Executive and Thought Leader
Cody Cornell @codycornell.bsky.social Co-founder at Swimlane
Pete Markowsky @plm.bsky.social Cofounder & CEO @northpolesec.bsky.social
Prev: @google working on Security Agents including Santa. Cofounder and Chief Architect @capsule8 (tweets are my own.)
Personal Blog: https://blog.markowsky.us
Company Website: https://northpole.security
Mark Griffin @seeinglogic.bsky.social Dev/hacker | Improving human understanding of code | A picture's worth 1KLOC
Akash Bhat @bhatvakash.bsky.social Co-founder | Leen (Unified API & Data Fabric for Security)
Yael N @mavenyael.bsky.social Solving puzzles and observing patterns for executives.
Mom.
Comfortable communicating corporate.
CISO nudger.
🟣www.yasspartners.com
Ian L. Paterson @ianlpaterson.bsky.social 🍁Cyber guy. CEO @ TSXV:PLUR. Canadian.
Alexander S. Vindman @avindman.bsky.social Dad. Husband. Vet. Ex NSC/White House Staff.
The Kyiv Independent @kyivindependent.com Independent English-language journalism in Ukraine
Become a member: kyivindependent.com/membership
Rachel Vindman @natsechobbyist.bsky.social Wife, mama, sister, friend, suburban woman fighting for democracy. NOT a national security/geopolitical expert but I have a guy for that.
Anton Gerashchenko @antongerashchenko.bsky.social Ukrainian patriot. Advisor to Internal Affairs Minister (2021-2023). Support my team of volunteer translators: http://patreon.com/TwitterAG
Mark Hertling @markhertling.bsky.social Former soldier. Student of leadership & national security; Professor, author (“If I Don’t Return: A Father’s Wartime Journal”), speaker. Always looking for civility & new adventures.
https://www.markhertling.com
Malcolm Nance, Leading Resister @malcolmnance.bsky.social Fmr US Intelligence +36 yrs. Expert MENA/SWA & US Terrorists | x5 NYT Bestselling Author, Navy Senior Chief, Widower, Ukrainian army Intl’ Legionnaire.
Malcolmnance.Substack.com
Hayden Center @haydencenter.bsky.social World-class thought center on intelligence & national security | Reposts are not endorsements | hayden@gmu.edu
Bill Browder @billbrowder.bsky.social Head of the Global Magnitsky Justice Campaign and author of Red Notice and Freezing Order
Gen Michael Hayden @genmhayden.bsky.social Personal account. Retired USAF, former Director of CIA & NSA, author, husband, father, granddad. Views are my own. Retweets are not endorsements.
Barry McCaffrey @brma64.bsky.social Four star Ret US Army General. MS NOW Nat Sec analyst. Council Foreign Relations. Joint Commander Latin America. JCS strategic plans. NATO Brussels. 4 combat tours. 3 Purple Hearts. 14 years overseas. West Point. MA Pol Sci. Army Brat.
AltNatSecAgency @altnatsecagency.bsky.social Former SIGINT Analyst. He/him. Deep State Operative ™ Alleged Antifa Leader ™ POG LEG REMF™ Astronaut Diaper™ Vampire ™ May be spying on you right now
Rob Lee @rjlee.bsky.social https://social.rjlee.net
JJ Green @jjgreenjr.bsky.social
Author, The Noise War | National Security Correspondent, WTOP/DC. Host, GLOBAL w/JJ on YT. Privileged to win a national Edward R. Murrow, fly w/Thunderbirds, and witness to history every day.
Alex Stamos @stamos.org CPO/CSO of Corridor.dev, teaching at Stanford.
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
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
John Scott-Railton @jsrailton.bsky.social Chasing digital badness. Senior Researcher at Citizen Lab, but words here are mine.
Riana @riana.bsky.social Tech policy researcher at Stanford. Former litigator. Anger is an energy. Dum spiro spero. she/her
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
J. A. Guerrero-Saade (JAGS) @jags.bsky.social VP of Intelligence and Security Research, Senior Technical Fellow (AI) @ SentinelOne.
Distinguished Fellow and Adj Professor @ Hopkins SAIS Alperovitch Institute. Three Buddy Problem Co-Host. LABScon Founder, Cyber Paleontologist, Fourth-Party Collector.
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
Cory Scott @coryscott.bsky.social Security guy. Previously at Confluent, Google, LinkedIn, Matasano, and @stake.
Laura Edelson @whiskeyocelot.bsky.social Assistant Professor, Northeastern University
Co-Director, C4D
Formerly: Chief Technologist, DoJ Antitrust Division, DOJ Civil Rights Division
Shane Huntley @shanehuntley.bsky.social Aussie security / tech guy.
Google Threat Intelligence. Co-founder Threat Analysis Group (TAG). Tweets are my own not my employers.
David Oxley @oxley.io Senior leader for detection and response at Anduril Industries. @CitizenLab.ca Research Fellow. Former federal agent. Fan of space, books, cyberpunk, sci-fi, espionage history, and storms. Personal account. 🇺🇸 🇺🇦 🇹🇼 #ThreatIntel
Storm chasing 📸 🌪️: @wxdox.com
Andrew Case @attrc.bsky.social Volatility Core developer, Dir. of Research Volexity, LSU Cyber
Morgan Adamski @morganadamski.bsky.social EXDIR of U.S. CYBERCOM. Cyber Huntress, #1 Fan of CCC, Life goals include the ocean…
Margo Seltzer @margoseltzer.bsky.social