John Doyle @shinigami4251.bsky.social Palo Alto Unit 42 | SANS Instructor | Former Mandiant and CIA | Chaotic Neutral
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- S Thomas Roccia @securitybreak.bsky.social Sr. Security Researcher, Threat Intelligence, Python, GenAI
(Not active here, please follow: @fr0gger.infosec.exchange.ap.brid.gy)
Thomas Roccia :verified: @fr0gger.infosec.exchange.ap.brid.gy AI x Threat Intelligence
🌉 bridged from ⁂ https://infosec.exchange/@fr0gger, follow @ap.brid.gy to interact
@1byteatatime.bsky.social @1byteatatime.bsky.social - C Charlie @charliee.bsky.social Cyber nerd and meme collector. Say hi!
@theaul.bsky.social @theaul.bsky.social 
Schwarzenetienne @schwarzenetienne.bsky.social Chief Magic Officer, Patch Club member, and PITRE ATT&CK wannabe. Senior Anomymous Incident Responder group member.
Tracebit @tracebit.bsky.social Assume Breach using Security Canaries | https://tracebit.com
Michael Kisilenko @michaelkis.bsky.social Your go-to for tech and AI content.
John Scott-Railton @jsrailton.bsky.social Chasing digital badness. Senior Researcher at Citizen Lab, but words here are mine.
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
David Agranovich @dagrano.bsky.social Fmr. NSC Director, Intelligence. Director, Threat Disruption @ Meta. Rescue Dog Pilot, Flight Instructor, Former Big Hair Practitioner 🏳️🌈
Will Nuland @willnoodles.bsky.social Trust Investigations & Intel; Dad; Rehabilitating grump; Tech company badge collector. Currently Director @ LinkedIn; Former Twitter, FB, Dell SWRX, VRSN. Here for the cyber 
Dakota @dakotaindc.bsky.social China-Focused Consultant @SentinelOne | Nonresident Fellow @ACGlobalChina | Adjunct @Georgetown | Unprofessional Cook | ❤️💜💙
https://linktr.ee/dakotaindc
Eric Hutchins @ehutchins.bsky.social Started in infosec, co-authored the kill chain paper, dabbled in countering influence operations at Meta, and now back to infosec. Lover of command line, python, and rust.
SLEUTHCON @sleuthcon.bsky.social Tickets for 2026 are now available!
https://www.sleuthcon.com
CYBERWARCON @cyberwarcon.bsky.social CYBERWARCON is a one-day conference in Arlington, VA focused on the specter of destruction, disruption, and malicious influence on our society through cyber capabilities.
cyberwarcon.com
Costin G. Raiu @craiu.bsky.social Romanian antihacker from another planet. #threatintel #yara #chess #taekwondo black belt
Motto: "One reboot a day keeps the implant away"
Daniel Gordon @validhorizon.bsky.social Thought Trailer, Cyber Threat Intel, DFIR. He/Him. Bucketing, sharing, and bacon-saving as a service. https://validhorizon.medium.com/
Mark Parsons @mparsons.bsky.social Threat Analyst @ Microsoft - mostly post about astrophotography and occasional some work. Posts are my own
PIVOTcon @pivotcon.bsky.social Threat Research Conference in Malaga, Spain, 6-8 May 2026
#StayTuned #ComingSoon #PIVOTcon #PIVOTcon26
https://pivotcon.org
Cedric Pernet @cedricpernet.bsky.social Senior Threat Researcher @ Proofpoint.
Cybercrime / Cyberespionage aficionado.
Has worked in several CSIRTs/CERTs.
Metal & Rock dude, never enough guitars.
Motorcycles fan.
Wrote a book in French language on cyberespionage.
Ex-Law Enforcement Officer
brain @brain.bsky.social AU PERSON 1. threat intel. i hunt bad guys.
Craig Williams @craigwilliams.bsky.social I build threat intel stuff.
Nate Beach-Westmoreland @natebeachw.bsky.social Cyber threat analyst focused on state-aligned adversaries. Opinions are my own, not my employer's. #threatintel #infosec #osint
Andrew Case @attrc.bsky.social Volatility Core developer, Dir. of Research Volexity, LSU Cyber
Cyber Threat Alliance @cyberalliance.bsky.social CTA is a group of cybersecurity practitioners who work together to improve the overall security of the global digital ecosystem. We are stronger together. www.cyberthreatalliance.org
Jamie Levy 🦉 @gleeda.bsky.social @volatilityfoundation.org Core Dev | Art of Memory Forensics co-author | DFIR trainer and enthusiast | Director of Adversary Tactics @huntress.com
Alex Lanstein @lanstein.bsky.social threaty threats -- helping build research workflows into a soc product, but I don't speak for them on this acct. pretty good at bash scripts and strings. disclosures on my linkedin below
https://www.linkedin.com/in/alexlanstein/
Steve YARA Synapse Miller @stvemillertime.bsky.social writing & sharing on adversary tradecraft, malware, threat detection, ics/ot + cyber physical intel, and of course all things #yara
Andrew Northern @exraritas.bsky.social 🔮 Senior Threat Researcher at @proofpoint 🔮 | Kindness and Compassion | Not a reflection of the opinions or policies of my employer | Andrew Northern
xxdesmus (he/him) @botnet.club VP of Trust & Safety at Cloudflare. I run: https://canhazip.com, https://nslarchive.org, and https://rainbowtabl.es
he/his/him
PGP: http://flowcrypt.com/me/justin
Julian-Ferdinand Vögele @julianferdinand.bsky.social Threat Research @ Recorded Future. Previously @ Security Research Labs. He/Him. 🏳️🌈
Scott J Roberts @sroberts.io Cyber Threat, NatSec, Analytic Tradecraft | Instructor of Cybersecurity @ USU Data Analytics & Information Systems | Masters Student @ USU Center for Anticipatory Intelligence | Developer, Analyst, Author
Wesley Shields @wxs.bsky.social Working at Google TAG. Retired FreeBSD committer. May or may not be a robot.
Feike Hacquebord @feikeh.bsky.social Principal Threat Researcher at TrendAI
Nicole Fishbein @nicolefishbein.bsky.social Senior security researcher and reverse engineer @Intezer
Bartek Jerzman @handle.invalid Hunting ghosts in wires and boxes, Head of CTI, former NCSC-PL, PL Navy #fightingthreats | @PIVOTcon.bsky.social co-founder & Chief Meme Officer
Blove @b-levene.bsky.social Head of Threat Informed Defense @Google
Cybercrime Specialist
Adjunct Professor at Johns Hopkins School of Advanced International Studies Alperovitch Institute
Meme Fiend
Aka “BLove”
chris! @unauthorized.computer burritosec | he/him 🏳️🌈 | cyber dude | and it only seems so strange right now
Katie Nickels @likethecoins.bsky.social 
JCP⭐Designs 👺 @jcpxdesigns.bsky.social New England Illustrator & Graphic Designer 👺
Support at:
http://jacobcpaul.com/shop
https://ko-fi.com/jcpxdesigns
✏️ COMMISSIONS CLOSED✏️
👺 He/Him/His/Hunk 👺 Opinions Are My Own
Michael Moore @michaelmoore.ai #AI, #Cybersecurity, and other technology topics. Trying to make the world a better place. Personal account; my views only. Work: https://s1.ai/purple at @sentinelone.com
The Banshee Queen 👑 @cyberoverdrive.bsky.social #threatintel @Recorded Future | Formerly @PwC GTI | Malware & infrastructure analysis with a side of cyberpunk. 🌃🌌 She/her, support 🏳️🌈🏳️⚧️✨
Steven Adair @stevenadair.bsky.social President @ Volexity
Cristin Flynn Goodwin @cristin.bsky.social All things cybersecurity, incident response, threat Intel, AI, and law. Founded @AdvancedCyberLaw.com after forever @MSFT. Host of @AdvancingCyber.com Podcast on Apple Podcast and Spotify. Mom to humans, dog, and cat. Seeks big mountains and lakes.
Jimmy Wylie @mayahustle.com I look for ICS threats, and spend a lot of time reverse engineering.
Distinguished Malware Analyst @ Dragos.
Lead Analyst on TRISIS and PIPEDREAM.
He/Him
Kamil Bojarski @lawsecnet.counterintelligence.pl #threatintel #dfir #osint #natsec and other secs. Downloading things from the Internet and looking at them. Views are my own Email: kamil@counterintelligence.pl
Joseph Menn @joemenn.bsky.social Washington Post alum covering hacking, disinformation and what’s left of privacy. Author of books on the Cult of the Dead Cow, organized criminal hacking, and Napster. Pulitzer co-finalist 2024. Signal joemenn.01
Sean Koessel @5ck.bsky.social VP and founding member @Volexity. Incident Response/DFIR/Targeted threat analysis.
@palmisjt.bsky.social @palmisjt.bsky.social Incident Response @ Mandiant
Uncle Joe @sydseter.com Co-leader OWASP Cornucopia. If you like what we do for open source, visit our code repository https://github.com/OWASP/cornucopia and give us a star ⭐
🌈 «Difference is of the essence of humanity» 🦄 – John Hume
#appsec #owasp #cornucopia #threatmodeling
Erka Koivunen @ekoivune.bsky.social Engineer by training, hacker by heart. Conditioned to think like a CISO.- J JMart @jwmartin.bsky.social
@lincolnkaff.bsky.social @lincolnkaff.bsky.social 
Dave @dave-ess.bsky.social Cyber Threat Intel 💻 🕵🏼 Ohio State football 🏈 Distance running 🏃🏻♂️
@jamessabo.bsky.social @jamessabo.bsky.social 
@iggym.bsky.social @iggym.bsky.social || Cyber Security Architect || CISSP || OSINT & CTI ||
Usually found in the gym. Life’s short - be happy & be kind!
Totti Pekonen @tottip.bsky.social Avid sailor. Addicted to sports and learning. Cabin Engineering @ Finnair
S 🪩 @s0urcesmeth0ds.bsky.social 
Malum @pertinaxmalum.bsky.social Senior SOC engineer. Former intel. Interested in cloud, PowerShell, detection engineering and threat hunting. Owner of the Black Hat Labs.
@bobby-presto.bsky.social @bobby-presto.bsky.social 🎣 phishing kits, mobile threats, fighting fraud
X_Hunt3r @x-hunt3r.bsky.social Threat Hunting & Research, Network Forensics | Principal Threat Analyst @ Recorded Future | "Undesirable" | Member CuratedIntel | Views and opinions are my own
Per Morten Sandstad @pmsandstad.bsky.social Cyber Threat Intelligence | Incident Response | 127.0.0.1@Oslo.Norway | $job@mnemonic.no
@gorzilla.bsky.social @gorzilla.bsky.social - S SugarBlood @sug4rbl00d.bsky.social
Brent J. Arnold @cyberlawyeryyz.bsky.social (He/Him) Trial & appellate lawyer / data breach coach/counsel, Toronto. Litigating commercial/tech/cyber/privacy/AI/Web3 disputes. Chair, Canadian Internet Society. Director, The Advocates' Society. I keep a file on you. https://www.capstanlegal.ca/
AngusRed @angusred.bsky.social Hacker | OSINT | BSides Is Death, but also Life | CPT.ZA
I headhunt hackers
L0hKey @l0hkey.bsky.social A binary Jedi with a little bit of snark mixed with tech and cyberpunk. Infosec/hacking and tech enthusiast
@n3n257.bsky.social @n3n257.bsky.social 
@mcowling.bsky.social @mcowling.bsky.social 
@dfirpizza.bsky.social @dfirpizza.bsky.social 
valelisca @valelisca.bsky.social 
Joe McCallister @joemccallister.bsky.social Cyber golden retriever - “leading” incident response, cyber ops, third party risk
Crystal Diaz @crisscr0ss.bsky.social Threat hunter | Malware nerd
🇵🇷🪖👾
Joshua Boelter @joshuaboelter.bsky.social 
Austin Anderson @austinsanderson.bsky.social Cyber Threat Intelligence
Ex-Flashpoint, DoD, currently enjoying finance.
Cincinnati
@arbutton.bsky.social @arbutton.bsky.social 
@dadokkio.bsky.social @dadokkio.bsky.social 
Dare @daretotry.bsky.social The silence is deafening
Zach @svch0st.bsky.social Everything DFIR - 🇦🇺
@TheDFIRReport | @CuratedIntel
https://infosec.exchange/@svch0st
https://twitter.com/svch0st
DiggeR @handle.invalid 3D Printing Fan, All things Info/Cyber Security, Self Hosting, Video Gamer, Geek in General.
@pcsc0ut.bsky.social @pcsc0ut.bsky.social DFIR, Cybersecurity
@charlotteha.bsky.social @charlotteha.bsky.social - B @brianreed.bsky.social @brianreed.bsky.social
ResistInWA @mrthomasson.bsky.social Make a Billionaire poorer every day
they don't care about you
Warren @warrenoakley.bsky.social Just Hanging Out
@c4ffin4tedr0b0t.bsky.social @c4ffin4tedr0b0t.bsky.social Lurker of Chaos
@nbdsec.bsky.social @nbdsec.bsky.social Security enthusiasts | DFIR | DataSec
Dogs | Nature | Birding | Gaming
olloy @olloyr.bsky.social - C cyber_sloth @cybersloth.bsky.social
@0xgarkbit.bsky.social @0xgarkbit.bsky.social + Interested in malware and DFIR
+ Thoughts are my own 
Asger.jpg @hackerkartellet.bsky.social Servus!
🇩🇰 In 🇩🇪
Senior Incident Responder trying to find the needle in the haystack at InfoGuard AG
https://twitter.com/hackerkartellet
https://infosec.exchange/@hackerkartellet
🇺🇦 Xorhex 🇺🇦 @xorhex.bsky.social 
Jamie Brummell @jamieb.com Dad • Gamer • Humanist • InfoSec • Cyber • Founder & CTO @socura.co.uk • MDR / SOC • Detection Engineering • DFIR
🌐 jamieb.com
📍 Buckinghamshire, UK
Ronnie Salomonsen @r0ns3n.dk Adversary Methods - Research & Discovery (RAD) Team @Mandiant - Now Part of @GoogleCloud. Former DFIR, Malware & Network Analyst. All tweets are my own.