Martin Untersinger @untersin.gr Cyber / disinformation / privacy / Big Tech / scams @ Le Monde
Contact: familyname @lemonde.fr
Auteur d'"Espionner, mentir, détruire : comment le cyberespace est devenu un champ de bataille", éditions Grasset : cyber.untersin.gr
Mark Kelly @mkyo.bsky.social 🇨🇳 Threat Research at Proofpoint
Snorre Fagerland @snoffle.bsky.social Dad. Husband. Threat researcher at Stealth Startup. He/Him. Maintainer of the Virus History Project. Bannskapsarkitekt.
#infosec #cats #nature #science #art #antifascist #drawing #istandwithukraine
Alena Popova @alenapopova.bsky.social Founder at Cyber Guardians for Democracy | Cyber threats & Geopolitics
Awesome Con @awesomecon.bsky.social Awesome Con is a Washington DC's pop culture con taking place March 13-15, 2026. Badges are on sale now! | Links: https://lnk.bio/awesomecon | #AwesomeCon
Christian Ward @cjward.bsky.social Multiple Eisner winning comic creator
Writer/Artist of Batman: City of Madness
Artist of Spectregraph / Aquaman Andromeda /Invisible Kingdom & more.
Writer of EVENT HORIZON / TWO FACE/
THE PATRON/ THE FOREVER HOME & more.
André Lima Araújo @andrelimaaraujo.com Storyteller from Portugal (comics, movies, TV). A RIGHTEOUS THIRST FOR VENGEANCE w/Remender, PHENOMENA w/Bendis, MAN PLUS. Image, Marvel, DC, Netflix, Abrams.
andrelimaaraujo.com
@matthieufaou.bsky.social @matthieufaou.bsky.social Malware Researcher @ @esetresearch.bsky.social
Ankit Panda @nktpnd.bsky.social Stanton Senior Fellow, Carnegie Endowment for International Peace; Author of ‘THE NEW NUCLEAR AGE’ (Polity) & ‘KIM JONG UN AND THE BOMB’ (Hurst/Oxford)
Subscribe to my newsletter (Nukesletter): https://panda.substack.com/
DPRK CERT @dprkcert.bsky.social Official Computer Emergency Response Team (CERT) for the Democratic People's Republic of Korea
#NorthSide #NorthKoreaBestKorea
Paul Guinan @paulguinan.bsky.social Inkpot Award winner & two time Eisner nominee. Co-founder of the comic book studio, Helioscope. Creator of BOILERPLATE, DC's CHRONOS.
Read my AZTEC EMPIRE webcomic for FREE at BigRedHair.com
Laura Rozen @lkrozen.bsky.social Reporting on foreign policy. Current: https://diplomatic.substack.com Just Security ed board. Al Monitor, Politico, Foreign Policy alum.
Garrett M. Graff @vermontgmg.bsky.social Journalist & Pulitzer finalist Historian. Fmr ed, @PoliticoMag & @washingtonian. Author of "Watergate: A New History" and "The Only Plane in the Sky" and other books. garrett.graff AT gmail OR ProtonMail. Subscribe to my newsletter: Doomsdayscenario.co
DFRLab @dfrlab.bsky.social The Atlantic Council's Digital Forensic Research Lab. Cultivating a global network of digital forensic analysts (#DigitalSherlocks) to combat disinformation.
Ben Nimmo @benimmo.bsky.social 
Capital Weather @capitalweather.com D.C.'s Trusted Weather Team
http://www.capitalweather.com | info@capitalweather.com
Kevin Baron @defensebaron.bsky.social Zoom out. Meet me at the intersection of global sports, culture, and strategic competition.
🌐 Founder, Elevation Global Strategies
🎙️ 🎥 Host, Elevation Live!
📺 Analyst - National Security, Defense, Politics & Culture
Link: www.elevation-live.com
Falk Steiner @fsteiner.bsky.social Journalist. Berlin.
Bylines: DLF | Stern | c't | heise | Tagesspiegel | others
German/English.
http://steiner.berlin
Newsletter (DE): https://steady.page/de/guten-morgen-berlin/ (€)
Threema: C66VWYCB
Signal: gutenmorgen.86
Rob Delaney @robdelaney.bsky.social https://bookshop.org/p/books/a-heart-that-works-rob-delaney/3f4398e419f2db84
bsd @9bplus.bsky.social Transforming Security with AI @Microsoft. 
Bridgy Fed for the fediverse @ap.brid.gy Bridgy Fed (https://fed.brid.gy/) bot user for the fediverse. To bridge your account to the fediverse, follow this account.
To ask a fediverse user to bridge their account, send their address (eg @user@instance) to this account in a chat message.
More i…
geech @captaingee.ch cybercrime connoisseur && exploitz engineering enthusiast | synapse fanboy | second breakfast enthusiast
H I Sutton @covertshores.bsky.social Independent Defense Analysis, Unconventional Naval Warfare, author, submarines, #OSINT, illustrations. Mostly typos
http://www.hisutton.com/
Center for Angletonian Thought @blackthr0atedwind.bsky.social Former national security executive, ailing distance runner, and struggling girl dad. Run a private intelligence company that supports public and private sector objectives. Based in Washington D.C.
Genevieve @femmeshoto.bsky.social 
Dofresh @dofresh.bsky.social Freelance digital concept artist / illustrator 🇫🇷
Scott Shapiro @scottjshapiro.bsky.social Southmayd Prof @YaleLawSch + Philosophy @Yale. Ed, @LegalTheory + Stanford Encyclopedia of Phil. “Legality”, “The Internationalists” (with @oonahathaway), “Fancy Bear Goes Phishing.” Overuses “neurosymbolic”
Jaime Blasco @jaimeblascob.bsky.social Cofounder and CTO at Nudge Security. Ex-AlienVault. Talking about AI, Threat Intel, SaaS security
Greg Lesnewich @greg-l.bsky.social oh great, now I’m on bluesky 
brasidas @brasidas.bsky.social Not Laconic
I am a meat popsicle @speshulted.bsky.social I'm mainly here for recipes, memes, and early warning indicators.
@mandiant (first and always)
@google
Adopt, don't shop.
Rugby > all other ball sports
#w00w00 #cyber #threatintel
sina @rejectionking.bsky.social Bonsai Wolf. Tiny and Mighty™️. Adorkable chihuahua. Tradecraft analyst focused on cloudsec. Dogged and rigorous. Bit of a weirdo. Exhausted historian focusing on extremism. he/they Email: theloopcast@gmail.com
Lauren Zabierek @lzxdc.bsky.social https://substack.com/@lzxdc
1steve 1stone @stonepwn3000.bsky.social TV/VCR Repair, Bad Guys & Breaches, big Jim Harrison poetry fan 
rootsecdev @rootsecdev.bsky.social Security Consultant @TrustedSec | Military grade meme poster, researcher, cloud penetration tester, voider of warranties. My thoughts are my own.
Ryan Westman @ryanw3stman.bsky.social Sr. Manager, Threat Research @sophossecurity.bsky.social | Cybersecurity | Threat Intelligence | National Security | Mis/Dis/Mal-information | #DEFCON30 / #Sleuthcon Speaker | GCTI GCFA GSLC | CAF vet
Shay Purdy @shaypurdy.bsky.social Nova Scotian recently home from away. 
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
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
Joe Roosen @jroosen.bsky.social SpyCloud - Director of Security Research, Cryptolaemus Coordinator, Emotet(Ivan)/QBot(Boris) Destroyer, gold prospector & former sysadmin.
Simon Roy @simonroy.bsky.social Artist/Writer of such comics as Griz Grobus, Habitat, Jan's Atomic Heart, Prophet, and more
Find my sweet comics here:
https://linktr.ee/simonroy
@robknake.bsky.social @robknake.bsky.social 
Justin Ling @justinling.ca Uh-oh!!!!!!! Columnist/journalist @thestar.com, sometimes @wired.com, @foreignpolicy.com
Newsletter: www.bugeyedandshameless.com
YouTube: https://www.youtube.com/@JustinLing
Signal: JustinLing.42
Robert Graham @erratarob.bsky.social @erratarob on the hellscape site
Jack McCain @mccainjack.bsky.social “That guy”
JRW @jweedon.bsky.social 
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.
Squiblydoo @squiblydoo.bsky.social Malware Analyst; creator of debloat, certReport, CertCentral.org
Debloat Discord: http://discord.gg/dvGXKaY5qr
squiblydoo.blog
Mark Stout @markstout.bsky.social Former intelligence officer and university educator, current intelligence historian. Also live on the borderlands of military history. Former Historian at the International Spy Museum. I wish I were in Seattle. The cat is Boadicea. Not flying with Natalie.
chris! @unauthorized.computer burritosec | he/him 🏳️🌈 | cyber dude | and it only seems so strange right now
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/
Greg Wells @gregwells.bsky.social Head of Product @ Dreadnode
Tom Padden @tpad.bsky.social Threat intelligence analyst. He/him
S 🪩 @s0urcesmeth0ds.bsky.social 
Jamie Collier @collierjam.bsky.social Cyber threat connoisseur at Google. Senior Research Associate at Virtual Routes / Associate Fellow at RUSI. 
Melissa K. Griffith @melissakgriffith.bsky.social Faculty at Johns Hopkins SAIS & the Alperovitch Institute | former Wilson Center; Stanford CISAC | PhD from UC Berkeley | cyber and national security; semis; 5G; AI | usual disclaimers apply
Coordinates: melissakgriffith.com
Allison Wikoff @saltywikoff.bsky.social #threatintel Americas Lead @pwc. Hype woman. Beach Rat. Former Adjunct @Columbia. Lover of all the APTs. | All views are my own. @SaltyWikoff@infosec.exchange (not really though)
@SaltyWikoff at the other place
Andrew Exum @exum.bsky.social 
Will Kirkby @chamonkee.bsky.social Art slinger, illustrated Eat the Reich, some Critical Role comics and a lot more besides.
https://www.etsy.com/uk/shop/Chamonkee
Kym Possible @kympossible.bsky.social Job Status: HBIC at @zatik.io
I’ve kissed mermaids, rode the El Niño
Protect Trans People 🏳️⚧️
Sean Gallagher @thepacketrat.net Birb stalker. Cat tree. Cyber Threat Researcher. Recovering cyber and natsec reporter. Meme war and US Navy veteran.
@thepacketrat everywhere since 1994. These posts are not my employers’. https://falling-anvil.com- K Kelly Jackson Higgins @kjhiggins.bsky.social Editor-in-Chief of Dark Reading, but most of my family & friends have no clue what I do.
Mike Behrmann @8-behr.bsky.social DFIR, DE&TH, and CTI professional. Former USIC. Shameless LoTR meme proliferator.
Kristina Balaam @kristinabalaam.bsky.social 💻 Senior Staff Researcher @Lookout. 中文学习. China-Focused Threat Intelligence. Malware, Geopolitics, Human Rights. Opinions my own.
Cynthia Brumfield @metacurity.com DC resident and cybersecurity writer, analyst, book author, publisher. https://metacurity.com/ https://cyberriskbook.com/
https://www.csoonline.com/profile/cynthia-brumfield/ https://infosec.exchange/@metacurity
Send tips to Cynthia.507 via Signal.
Noah Shachtman @noahshachtman.bsky.social contributing editor at Wired // contributing writer at NYT opinion // making trouble at ■■■■■■■■ // https://signal.me/#eu/3aA6cspNTXUEOtEYwaK6KOFIw8nf-7G1jQBd3MRqrDeUvZxfzp5Py61cKq4GbcNg
derek guy @dieworkwear.bsky.social Menswear writer. Editor at Put This On. Words at The New York Times, The Washington Post, The Financial Times, Esquire, and Mr. Porter.
If you have a style question, search:
https://dieworkwear.com/ | https://putthison.com/start-here/
Bill @williambritt.bsky.social Retired Military
Digital Monet @artaggi.bsky.social Binary and art recovery specialist. Aka “The White Glove”
Wesley Shields @wxs.bsky.social Working at Google TAG. Retired FreeBSD committer. May or may not be a robot.
Hannah Murphy @mshannahmurphy.bsky.social Financial Times tech correspondent writing on social media - X, Meta, TikTok, Telegram - plus some AI, cyber and misinformation.
🇬🇧 in 🇺🇸. DMs open.
Tips to: 📨hannah.murphy@ft.com
Signal: mshannahmurphy.04
Thord Are Iversen @thelookout.bsky.social Military and defense issues, as seen from NATOs northern flank.
Special interest: The Russian Navy.
Independent Defense Analyst, all analysis and opinions are my own
Haxolotl 🌻 @haxo1ot1.bsky.social Chaotic good security analyst | CTI & OSINT | Wanna be threat hunter | They/them
The Banshee Queen 👑 @cyberoverdrive.bsky.social #threatintel @Recorded Future | Formerly @PwC GTI | Malware & infrastructure analysis with a side of cyberpunk. 🌃🌌 She/her, support 🏳️🌈🏳️⚧️✨
Mei Danowski @meidanowski.bsky.social Threat Intelligence Researcher. Co-founder of Natto Thoughts.
https://www.nattothoughts.com/
Katie Drummond @katie-drummond.bsky.social Global Editorial Director at WIRED.
Board member @freedom.press
Speaker at UTA
Hunter Walker @hunterw.bsky.social Investigative Reporter @ TPM | Author | Words In: The New Yorker, Rolling Stone, Vanity Fair, New York Magazine, The Atlantic
Send me a secure message on Signal: hunter.07
https://linktr.ee/hunter_walker
Charles @charles.dardaman.com AI | Hacking | Security | Malware | Founder/CTO (acq.) | CS PhD @UT_Dallas
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
Supriya @supriyam.bsky.social Now Google Threat Intelligence & doing fun things at DistrictCon, fmrly GreyNoiseIO and RecordedFuture, SAISHopkins MASCI alumna | ♡s & rts are my own, my employer definitely doesn’t like Taylor Swift that much
Dave Itzkoff @ditzkoff.bsky.social https://static.macmillan.com/static/holt/robin/
Sergio Caltagirone @intel.bsky.social Georgia Tech Professor. Cyber threat intelligence and cybersecurity professional - former NSA, Microsoft, and Dragos. President of the Threat Intelligence Academy. #FSD 🦆 Formerly @cnoanalysis on Twitter
Virpratap VS @virpratapvs.bsky.social Research Fellow @ IISS | Focus on cyber conflict + emerging tech issues.
Previously: Columbia SIPA, Atlantic Council, and others.
James @gravitysra1nbow.bsky.social Uphold Thucydidian-Clausewitzian-Hegelian-Fukuyamist thought.
https://othermeans.substack.com/
Łukasz @maldr0id.bsky.social Military-grade reverse engineer @ Google, working on Android malware
Got mistaken for a member of Project Zero once.
Everything here is my own opinion
he/him ✨🌈🦄
Whitney Merrill @wbm312.bsky.social I nudge people to care about privacy and security. CPO/DPO. Privacy/infosec lawyer. Hacker. Fighting for privacy, digital civil liberties & the users. Ex @EA @FTC |my views are my own. I used to post on Twitter at @wbm312.
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
Allan @allanfriedman.bsky.social SBOM Champion. Paranoid about supply chains of all kinds. Former full-service technocrat at CISA, NTIA. Lapsed{engineer, academic, author}. Now wandering the world doing acts of infosec-goodness, & occasionally getting paid for it. Poster of food pics.
Matt Devost @devost.net Technologist, entrepreneur, and hacker | CEO @ OODA | Founder @DevSec | Past Founder of FusionX & Terrorism Research Center. Black Hat board member. 
Bob Gourley @bobgourley.bsky.social Co-Founder & CTO of OODA. Co-host of OODAcast: http://youtube.com/oodaloop
#cybersecurity #artificialintelligence #GPT #Intelligence #ooda #oodaloop
Shannon Vavra @shanvav.bsky.social National Security & Cybersecurity | Priors: @cnas.bsky.social Fellow, National Security Reporter @thedailybeast.bsky.social, @cyberscoop.bsky.social, @axios.com | Probably in need of covfefe and a snack | shanvav01 on Signal
Eliot Higgins @eliothiggins.bsky.social Founder and creative director of Bellingcat and director of Bellingcat Productions BV. Author of We Are Bellingcat.
Andrew Couts @couts.bsky.social Security & Investigations Director at @WIRED.com. Send tips and/or dog pics.
Signal: couts.01
jon greig @jgreig.bsky.social cybersecurity reporter for The Record.
formerly: zdnet, techrepublic, blavity, haitian times, cambodia daily
— send tips to jonathangreig11@protonmail.com or signal: jgreig.51
CyberScoop @cyberscoop.bsky.social We report on news and events impacting technology and security. https://linkin.bio/cyberscoop/