@gdead.bsky.social @gdead.bsky.social Founder (yikes!), supports @heidishmoo each year as she wrangles @shmoocon, totally done with that other site
Heidishmoo @heidishmoo.bsky.social Mom, Wife, Friend
Loves 🚴♀️ and🚶♀️, but not 🏃♂️.
Also known for liking 🥃 and 🍫 and 🥓.
Believes that centaurs wear 🪖s. 
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
Dark Reading @darkreading.bsky.social One of the most widely read and trusted cybersecurity news sites, providing IT security professionals informed insights into the latest news and trends.
Hacker News Top Stories @hackernewsbot.bsky.social (Unofficial) Hacker News Bot with top stories updates.
Jobs from YC startups @whois-hiring.bsky.social
Creator @ykravchuk.bsky.social
Black Hills Information Security @bhinfosecurity.bsky.social Specializing in pen testing, red teaming, and Active SOC. We share our knowledge through blogs, webcasts, open-source tools, and Backdoors & Breaches game.
blackhillsinfosec.com & poweredbybhis.com
Troy Hunt @troyhunt.com Founder & CEO of @haveibeenpwned.com, the most trusted name in data breach intelligence. Speaker, blogger, Microsoft Regional Director. Gold Coast, Australia.
Carlos Perez @thedarkoperator.bsky.social - Cybersecurity since 1998
- Information Security jack of all trades
- Hacker
https://www.darkoperator.com
Joshua Wright @joswr1ght.bsky.social Professional hacker, accidental educator. Rhode Island is not an island.
/r/netsec @netsec.bsky.social /r/netsec is a community-curated aggregator of technical information security content. Our mission is to extract signal from the noise — to provide value to security practitioners, students, researchers, and hackers everywhere.
John Strand @strandjs.bsky.social I do cool Infosec stuff with cool people.
I will light the way by the bridges I burn.
Tom Eston @agent0x0.bsky.social Cybersecurity Aficionado, Privacy Advocate, Founder and Co-Host of the Shared Security Podcast @sharedsecurity.bsky.social
Curator of @retrorelics.store
Also: Sober 👍, Metalcore 🤘, Cats 🐈, Retro video games, mods, vintage consoles and repair.
Johannes Ullrich, Ph.D. @jullrich.bsky.social Collector of logs, packets, and malware. Dean of Research at SANS.edu. Go Sentinels!
Florian Roth @cyb3rops.bsky.social Placeholder profile : https://x.com/cyb3rops | glad to be in this respectful safe space | vi/vim
John Hubbard @sechubb.bsky.social Blueprint Podcast Host | SANS Sr. Instructor & Course Author for SEC450/LDR551 | Helping You Improve Your Security Ops Team
Red Siege @redsiege.com Penetration Testing, Purple Team, Red Team & Adversary Emulation.
Let our Offense, Prepare your Defense. https://redsiege.com
#weareoffensive
Tim Medin @timmedin.bsky.social Kerberoast Guy • RedSiege CEO • Hater of Pants • Former SANS 560 Author, Senior Instructor • Packers owner • Work Req: http://redsiege.com/contact
@bsdbandit.bsky.social @bsdbandit.bsky.social 
Eric Capuano @eric.zip - Dad of two <3
- Co-founder Recon InfoSec
- SANS DFIR Instructor
- BlackHat Trainer
- IANS Faculty
- Trainer @digitaldefenseinstitute.com
- Blog: https://blog.ecapuano.com
- ⬡ ODESZA, Lane 8, Kasbo 🎧
- ❤ @whit.zip
gabsmashh @gabsmashh.bsky.social security engineer | 1L JD Candidate | NYU alum |
Best of r/cybersecurity @cybersecurity.page Automatically summarizes the hottest posts on r/cybersecurity so you can stay up-to-date wherever you are. Uses open source LLMs.
Operated by @tweedge.net
Bot code @ https://github.com/r-cybersecurity/best-of-bot
Micah @webbreacher.com Maker of WhatsMyName OSINT tool | Co-owner @ myosint.training | Finder of things and knower of secrets (IYKYK) | Always #OSINTCurious
@sherridavidoff.bsky.social @sherridavidoff.bsky.social 
@investigatorchic.bsky.social @investigatorchic.bsky.social 
Cassie @lavishhhloka.bsky.social ✈️🍴💃🏻
VetSec @vetsec.bsky.social https://www.veteransec.org
Brian Krebs (parody) @briankrebs.bsky.social Did you think your little ass could hide from me? Don’t worry this username will be forwarded to my federal buddies. I smoke all sim swappers and put them in some packs! 💯💯💯
parody
Chris Sanders 🔎 🧠 @chrissanders88.bsky.social Digital Forensic Analyst, Researcher, Author
Ed.D.
Founder Applied Network Defense and Rural Tech Fund
Former Mandiant, InGuardians, DoD
Author: Intrusion Detection Honeypots, Practical Packet Analysis, Applied NSM
Technisette @technisette.bsky.social OSINT maniac * technisette.com * Trainer @ MyOsintTraining * The OSINTcurious Project- M Peiter “Mudge” Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/…/DARPA/[redacted]
https://en.wikipedia.org/wiki/Peiter_Zatko
Space Rogue @spacerog.bsky.social I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
Julia Evans @b0rk.jvns.ca programming and exclamation marks
blog: jvns.ca
zines: wizardzines.com
Security Onion @securityonion.bsky.social By defenders. For defenders.
Peel back the layers of your network and make your adversaries cry.
https://www.securityonion.com
Chloé Messdaghi @chloemessdaghi.bsky.social Advisor on AI Governance & Cybersecurity | Strategic Counsel on Risk, Oversight & Institutional Readiness | Named a Power Player by Business Insider & SC Media
https://www.chloemessdaghi.com
Marcus J. Carey 🏴☠️ @marcusjcarey.com 🔥 Hope Dealer | 🙃 Table Flipper | 🎨 Artist
🌟 Tribe of Hackers, US Navy, NSA, DIA, Builder
💀 Hacker | 🗣️ InfoSec, Coding, GenAI
💡 Simplifying tech, mentoring, building communities
📚 My new books >> Spot the Wolf & Hacker Inc.
🔑 Legacy > clout
13Cubed @13cubed.bsky.social The official Bluesky account for 13Cubed. Follow @davisrichardg for my personal account.
Edna (they/them) 🅅 @ednas.bsky.social 
Signal @signal.org Signal is a nonprofit end-to-end encrypted communications app. Privacy isn’t an optional mode, it’s the way Signal works. Every message, every call, every time. https://signal.org/donate/
ThinkstCanary @thinkstcanary.canary.tools Know. When it matters.
https://canary.tools
Shodan @shodanhq.bsky.social Monitor your external network, search the Internet of Things and perform empirical market research. You can also find us on https://mastodon.shodan.io
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
Matthew Gracie @infosecgoon.bsky.social Security Analyst. Panther Modern.
Engineer at Security Onion Solutions.
Professor at Canisius University.
Organizer at Infosec 716 and BSides Buffalo.
4n6lady @4n6lady.bsky.social 
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
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 🥰
Jorge Orchilles @jorgeorchilles.bsky.social SANS Principal Instructor & Author #SEC565 | #RedTeam | #PurpleTeam | #PenTest | #C2Matrix Creator | ATT&CK & Atomic Red Team Contributor | Published Author
Quad9 @quad9dns.bsky.social 9.9.9.9 Security, Privacy, Performance.
Support Requests: support@quad9.net
Quad9 Status: https://uptime.quad9.net
Olaf Hartong @olafhartong.nl Security researcher with a camera | @FalconForce.nl | Microsoft MVP | Snow man role model | https://youtube.com/@olafhartong
BleepingComputer @bleepingcomputer.com Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!
shenetworks @shenet.works Networking • Hacking • Hacking Networks (she/her)
shenet.works
Too Lazy to Fail @toolazytofail.bsky.social Kindness is part of my religion, and you can feel free to hold me accountable when I fall short. Weirdest career arc of anyone you know. I have friends everywhere.
MITRE ATT&CK @attack.mitre.org MITRE ATT&CK® - A knowledge base for describing the behavior of adversaries. Replying/Following/Reposting ≠ endorsement.
The Intel Crab @intelcrab.bsky.social Open source investigator. An actual human. Not a real crab, believe it or not. 
Aurora Intel @auroraintel.bsky.social @auroraintel from Twitter. 
H I Sutton @covertshores.bsky.social Independent Defense Analysis, Unconventional Naval Warfare, author, submarines, #OSINT, illustrations. Mostly typos
http://www.hisutton.com/
Sean Gallagher :verified: 🐀 :donor: @thepacketrat.infosec.exchange.ap.brid.gy Security Research Engineer @Cisco Talos. Past: Natsec/Infosec Editor Emeritus @ Ars Technica. Ex Navy officer and actual battleship sailor. Verified cat […]
🌉 bridged from ⁂ https://infosec.exchange/@thepacketrat, follow @ap.brid.gy to interact
Christopher Peacock @securepeacock.bsky.social I find weird things on networks.
#PurpleTeam | Ex Raytheon MSSP, SCYTHE, & GD | Taught at BlackHat & DEFCON | #100DaysofSigma | Keep exploring, keep learning, and stay curious.
CrowdSec @crowdsec.bsky.social Account run by Alpacas
CrowdSec is a CTI tool leveraging crowdsourced data to identify and block malevolent IPs in real time, worldwide.
Join our Discord: http://discord.gg/crowdsec
Binary Defense @binarydefense.com We bring the attacker’s mindset to every move, building defenses specifically designed to combat threats. Founded and led by practitioners who live and breathe security, we know what matters in the trenches - because we’re in them with you.
ᴅᴀɴɪᴇʟ ᴍɪᴇꜱꜱʟᴇʀ @danielmiessler.bsky.social AI / Security Researcher and Entrepreneur.
Founder/CEO of Unsupervised Learning.
Building AI that upgrades humans.
Nicole Perlroth @nicoleperlroth.bsky.social cyber raconteur | author THIS IS HOW THEY TELL ME THE WORLD ENDS | former @nytimes | now betting on heroes @ Silver Buckshot Ventures + Venture Partner at Ballistic Ventures.
SeanWrightSec @seanwrightsec.com Principal Application Security Engineer focused on all things #AppSec. Occasionally dabble in my own research. Also keen gamer and aspiring photographer.
Jennifer (JJ) Minella @jjx.therealjj.com Author "Wireless Security Architecture" and "Low Tech Hacking" | Speaker | CISO CTO @ViszenSecurity.com | Packet Protector 🎙️| @CISOLaunch.com | Security Architecture, Network, WiFi, IoT, Zero Trust | Faculty @IANS_security | www.SecurityUncorked.com- T @tcmsecurity.bsky.social @tcmsecurity.bsky.social
@silviocesare.bsky.social @silviocesare.bsky.social 
David Bombal @davidbombal.bsky.social YouTube: http://youtube.com/davidbombal
Discord: http://discord.davidbombal.com
Website: http://davidbombal.com
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!
Jessica Hyde @b1n2h3x.bsky.social DFIR, USMC Vet, she/her
nixCraft @cyberciti.biz Enjoy Linux & Unix-like systems, open-source software, and programming/compsci? Into Sysadmin & DevOps? Follow us to make the most of your IT career! Discover new tools and apps daily, plus a dose of humor ⤵️
https://www.cyberciti.biz
Jen Leggio @mediaphyter.bsky.social Cyber. Horror. Cats. Magic. Raconteur. Comedienne. Exhausted. Personal account.
Cathrin Machin Space Art @cathrinmachin.bsky.social Space Artist & Telescope Operator 🚀
Grab my 2026 Calendar here 👇
https://catmachin.com/products/2026-calendar
OSINT Techniques @osinttechniques.bsky.social https://www.forensicosint.com/
Infosec News @infosecnews.bsky.social Powered by the folks at Red Team Arts!
Gallery - coming soon
redteamarts.com
Alissa Torres #DFIR @alissa.bsky.social 
The DFIR Report @thedfirreport.bsky.social Real Intrusions by Real Attackers, the Truth Behind the Intrusion.
https://thedfirreport.com
DFIR Diva @dfirdiva.bsky.social DFIR Analyst
Blog: https://dfirdiva.com/
Free & Affordable Training (DFIR, OSINT, Cybersecurity): https://training.dfirdiva.com/
Community Listings: https://communiy-listings.dfirdiva.com/
War Mapper @warmapper.org Mapping conflicts
If you would like to support me: https://buymeacoffee.com/warmapper
Hector X. Monsegur @hxmonsegur.bsky.social Snitch, contracted AIDS from my FBI handler and overdosed shortly after on my DOVATO HIV treatment. I am still confident I can live a somewhat peaceful life outside of always watching over my back and never having much of a online identity. #oopssec
Antisyphon Training - Powered by BHIS @antisyphontraining.bsky.social Affordable and accessible cybersecurity training that doesn't suck.
Featuring cybersecurity practitioners, former SANS instructors, and industry recognized leaders from all over the world.
https://www.antisyphontraining.com
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)
Kat Hedley @4enzikat0r.bsky.social DFIR, SANS author & certified instructor
GSP & all the FOR GIACs
khyrenz.com
github.com/khyrenz
Anton Chuvakin @anton1chuvakin.bsky.social www.chuvakin.org
X25 Princess @x25princess.bsky.social People hire me to break into their places... to make sure no one can break into their places
Tim Fowler @roobixx.bsky.social Found of ETHOS Labs, LLC - Hack Space
Will T @bushidotoken.net 🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
Alexander S. Vindman @avindman.bsky.social Dad. Husband. Vet. Ex NSC/White House Staff.
Proton @proton.me Choose a better internet where privacy is the default. Start protecting your personal information online with Proton Mail, Proton VPN, Proton Drive, Proton Pass, Proton Wallet, and Lumo: https://proton.me/
Kevin Johnson @secureideas.bsky.social I am a nerd that started a company almost 15 years ago. Secure Ideas is a security consulting firm focused on helping clients have the best penetration testing experience. I am also an IANS faculty member and currently an OWASP global board member. 
Secure Ideas LLC @secureideas.com 
TheIntelFrog @theintelfrog.bsky.social AvGeek, MilAir, ADS-B, OSINT
Team Cymru - S2 Threat Research @teamcymrus2.bsky.social Follow us for the latest blogs and IOCs from Team Cymru's S2 Threat Research team.
signal to noise//rel fvey, nato @signaltonoise.bsky.social Student of literature, law, and the classics. Marine intelligence manager turned attorney, now practicing cyber risk.
Cycles and loops, it’s all cycles and loops.
Deviant Ollam ツ @deviantollam.bsky.social Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. 🔓
"Even if the world were ending tomorrow, I would still plant a tree." 🌲
(he/they)
Dr. Dave Venable @davevenable.com Focused on building resilience in democracies | Former U.S. intelligence officer | Chair, @ISRS.ngo | Board director & CISO | TheCipherBrief
Mark Russinovich @markrussinovich.bsky.social CTO of Microsoft Azure, author of novels Rogue Code, Zero Day and Trojan Horse, Windows Internals, Sysinternals tools. Opinions are my own.
d4rkm4tter @darkmatter.bsky.social Hacker by day... and night
#WiFiCactus | #WiFiKraken
apexstorage.com