Paweł Wójcik 🦋🇵🇱🇪🇺 @saladinaldronni.bsky.social Researcher.
Polish voice on terror, conflicts, crime networks, Islamic State, al-Qaeda.
Now, also following Islamic State's plans in Africa. Politics in the Sahel.
Writing for hire. DM.
@saladinaldronni on X/Twitter
https://ko-fi.com/saladinaldronni
Sophie Schmieg @sophieschmieg.infosec.exchange.ap.brid.gy Leading cryptography (ISE Crypto) at Google.
Opinions my own.
Content usually badly explained mathematics
[bridged from https://infosec.exchange/@sophieschmieg on the fediverse by https://fed.brid.gy/ ]
Tank Encyclopedia @tankencyclopedia.bsky.social All about the tactics, battles, technology and evolution of tanks and armored vehicles worldwide from their origin to contemporary conflicts.
https://tanks-encyclopedia.com/
Greg Egan @gregegansf.bsky.social SF writer / computer programmer
Latest novel: MORPHOTROPHIC
Latest collection: SLEEP AND THE SOUL
Web site: http://gregegan.net
Also: @gregeganSF@mathstodon.xyz
Quantian @quantian.bsky.social Locked in and posting regularly on here now
Shipwreck @shipwreck75.bsky.social 30 years experience as Intel/NATO/OSINT Analyst. Retired US Navy Intelligence Analyst.
Current corporate Intelligence Analyst at Fortune 50 company with a global footprint.
Passionate about OSINT. Post things related to my work or that interest me.
Minna Ålander 🌻 @alanderminna.bsky.social Analyst @sceeus-ui.bsky.social at @uisweden.bsky.social | Associate Fellow @chathamhouse.org | @cepa.org Fellow | Council Member @ecfr.eu 📸 Stas Kartashov
🎙️ co-host Mildly Alarmed
✍️ Northern Flank Notes: https://open.substack.com/pub/minnalander
Annalee Newitz @annaleen.bsky.social bestselling author * Hugo winner * nerd
latest books: A Wall Is Also a Road, Automatic Noodle, We Will Rise Again
bylines: New Scientist, Flaming Hydra, etc.
pronouns: they/them
all the stuff: www.techsploitation.com
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/
Secretary of Defense Rock @sodrock.bsky.social The defense policy views of the people's champ. AKA Great One, Flex Kavana, and Brahma Bull. Might be Dwayne Johnson, could be Harold Brown. Views my own. Substack⬇️
https://secretaryrofdefenserock.substack.com/
Mike Black @mikeblack114.bsky.social Are you shittin me?!?!! No, but you'll print that and I'll probably be investigated
Posts mine, but if you see something you think you can use to get me in trouble I did it on my own time and my own device, so good luck
James @gravitysra1nbow.bsky.social Uphold Thucydidian-Clausewitzian-Hegelian-Fukuyamist thought.
https://othermeans.substack.com/
Arieh Kovler @ariehkovler.com Writer, political analyst, comms consultant. UK, Israeli, US. Politics, current affairs and technology. arieh@ariehkovler.com. https://linktr.ee/ariehkovler
Kori Schake @kschake.bsky.social Leads AEI’s foreign and defense team, author of The State and the Soldier, contributing writer at The Atlantic. 2025-2026 Kissinger Chair at the Library of Congress. Californian. https://www.aei.org/profile/kori-schake/
Jeff Moss @thedarktangent.defcon.social.ap.brid.gy Founder of DEF CON & Black Hat. Maintainer of infocon.org.
Member of the UK Gov Cybersecurity Advisory Board & The Council on Foreign Relations.
Working to […]
🌉 bridged from ⁂ https://defcon.social/@thedarktangent, follow @ap.brid.gy to interact
Reid Hoffman @reidhoffman.bsky.social Co-Founder of LinkedIn. Focused on using AI to find the cure for cancer, faster. Proud American.
Writing, Pod, ETC: Beacons.ai/reidhoffman
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Gadi Evron @gadievron.bsky.social CEO & Co-Founder at Knostic, CISO-in-Residence for AI at Cloud Security Alliance. Former Founder @Cymmetria (acquired). Host at Prompt||GTFO. Threat hunter, scifi geek, dance teacher. Opinions my own.
BBC Newsnight @bbcnewsnight.bsky.social Welcome! Find us weekdays 10:30pm on BBC Two, BBC News, iPlayer with Victoria Derbyshire, Paddy O'Connell & Matt Chorley - plus Katie Razzall, Nicholas Watt and Faisal Islam
Arrigo Triulzi @cynicalsecurity.bsky.social IT Security, cynically aged. Maths. Some nukes. Longing for Symbolics and Connection Machines. Keeper of Ancient Computing Lore. Wassenaar intangible Ⓐ
Doyensec @doyensec.bsky.social Doyensec works at the intersection of software development and offensive engineering. We discover vulnerabilities others cannot, and help mitigate the risk.
Marco Balzarini @marcobalzarini.bsky.social Camuno europeo.
Mi interesso di un po' troppe cose contemporaneamente.
Pornhub Out of Context @nocontextpornhub.bsky.social random pornhub replies • on the verge of wholesome • 18+
this account does not endorse any political views expressed herein, or any other weird shit Pornhub users may say
TOP: https://bsky.app/profile/did:plc:wejvngevbm533mj6qrq2ymvz/feed/aaafzwksxsire
Mayor of London, Sadiq Khan @london.gov.uk Husband, father and Mayor of the greatest city in the world. He/Him.
@werner58.bsky.social @werner58.bsky.social 
BasicService / Flight Sim ✈️ @flightsim.asia Let's fly together: https://flts.im/basicservice
Gary Marcus @garymarcus.bsky.social AI and cognitive science, Founder and CEO (Geometric Intelligence, acquired by Uber). 8 books including Guitar Zero, Rebooting AI and Taming Silicon Valley.
Newsletter (100k subscribers): garymarcus.substack.com
Logic of War @feed.logicofwar.com.ap.brid.gy Commentary on European security and the war in Ukraine. Created by Anders Puck Nielsen.
🌉 bridged from https://www.logicofwar.com/ on the fediverse by https://fed.brid.gy/
Bobby Quine @quine.bsky.social Curmudgeonly computer security person. Opinions (and the like) are mine.
Lawrence Freedman @ldfreedman.bsky.social Emeritus Professor of War Studies King's College London. Latest Book Strategists and Strategy: collected essays, 2014-2024. Substack Comment is Freed https://samf.substack.com/
Ed Zitron @edzitron.com British, But In Las Vegas and NYC
ezitron.76 Sig
Newsletter - wheresyoured.at
https://linktr.ee/betteroffline - podcast w/ iheartradio
Chosen by god, perfected by science
CEO at EZPR.com
Ben Collins @bencollins.bsky.social Facebook Beef
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Adam Shostack @adamshostack.bsky.social Threat modeling. BH Review Board. Affiliate Professor, UW. Fixed autorun. Helped create CVE.
Not sure why we're building graphs on yet another (effectively) centralized system. https://infosec.exchange/@adamshostack
TizzyEnt @tizzyent.bsky.social Father, filmmaker, fisherman, prostidude
Dr Emma Salisbury @salisbot.bsky.social Naval Iconoclast, Military-Industrial Expert
Senior Fellow, National Security Program, Foreign Policy Research Institute
Pessimists Archive @pessimistsarc.bsky.social We explore and catalog the history of technophobia and moral panic.
Our newsletter: http://newsletter.pessimistsarchive.org
Picard Tips @picardtips.bsky.social Wishing for a thing does not make it so.
By @JoeSondow.bsky.social
Capital Pains @capitalpains.bsky.social Follow for investing humor, memes, and sarcasm. It’s not that serious
Unusual Whales @unusualwhales.bsky.social Skeet about markets and political corruption
Discord: http://bit.ly/3Bf2pNJ
Links: http://bit.ly/3V8D6Gb
Get $50-$5000 to trade: http://bit.ly/4ayctTD
Barack Obama @barackobama.bsky.social Dad, husband, President, citizen. barackobamabooks.com
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.
Steve Vladeck @stevevladeck.bsky.social @ksvesq.bsky.social’s husband; father of daughters; professor @georgetownlaw.bsky.social; #SCOTUS nerd @CNN.com
Bio: www.law.georgetown.edu/faculty/stephen-i-vladeck
"One First" Supreme Court newsletter: stevevladeck.com
Book: tinyurl.com/shadowdocketpb
Colin Zwirko @colinzwirko.bsky.social Analyst at NK News / NK Pro, investigations and analysis about North Korea and satellite imagery, state media, military, Kim family developments etc.
https://www.nknews.org/content_author/colin-zwirko
DM @d-m.bsky.social Also here: https://infosec.exchange/@_dm
Infosec, Trust & Safety, but mostly screaming into the void
[ttl=14d]
Ollie Whitehouse @ollieatnowhere.bsky.social CTO at the UK's National Cyber Security Center 
Mike Masnick @masnick.com Techdirt guy. Writes about social media, copyright, free speech, content moderation, civil liberties and stuff like that. Once wrote a paper that may have helped inspire this service & now I'm on its board: https://bit.ly/protocolnotplatform
Anders Puck Nielsen @anderspucknielsen.dk Military analyst, naval officer, based in Denmark, mostly #Russia and the war in #Ukraine.
YouTube: https://youtube.com/@anderspuck
Newsletter: https://www.logicofwar.com
Author of The Logic of War: https://a.co/d/01Ep6RtI
Brian Merchant @bcmerchant.bsky.social author of Blood in the Machine, tech writer, luddite
newsletter: https://www.bloodinthemachine.com/
books: https://www.hachettebookgroup.com/contributor/brian-merchant/
kofi link: https://ko-fi.com/brianmerchant
Phat Hobbit @phat-hobbit.bsky.social CISO Inversion6.com, CTO Octopi Managed Services, CyberEd Board Member, Gartner Peer, Defcon SOC Goon, Amateur Dentist & Infosec Fashionista - opinions expressed are my own.
Carl T. Bergstrom @carlbergstrom.com Professor, UW Biology / Santa Fe Institute
I study how information flows in biology, science, and society.
Book: *Calling Bullshit*, http://tinyurl.com/fdcuvd7b
LLM course: https://thebullshitmachines.com
Corvids: https://tinyurl.com/mr2n5ymk
he/him
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
Asha Rangappa @asharangappa.bsky.social Fmr FBI Special Agent, lawyer, @JacksonYale. Tiger(ish) mom. Legal and national security analyst. Editor @just_security. Steam mop influencer. Views mine.
https://asharangappa.substack.com
Leopards Ate My Face @leopardsatemyface.bsky.social never thought leopards would eat MY face!
Send me your LAMFs
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.
antirez @antirez.bsky.social Reproducible bugs are candies 🍭🍬
I like programming too much for not liking automatic programming.
George William Herbert @georgewherbert.bsky.social IT/Cloud/SRE/PE, rockets & missiles, nukes not going bang, space, CS, ships. YIMBY & amateur transit geek. Part time adjunct @ miis.edu teaching Missiles & Missile Defense. I speak for myself only not $DAYJOB. V95.45XA I do #OSINT against nuclear missiles.
Auschwitz Memorial @auschwitzmemorial.bsky.social Former German Nazi concentration & extermination camp Auschwitz. Official account. We commemorate victims, educate about history & preserve the authentic site.
www.auschwitz.org | lesson.auschwitz.org | podcast.auschwitz.org
Nein.Quarterly @neinquarterly.bsky.social A Compendium of Utopian Negation. Editor: Eric Jarosinski, Failed Intellectual (Emeritus)
New York, NY
Jay Beale @neutrino.bsky.social @InGuardians CEO, Bustakube, Peirates, BastilleLinux, #kubernetes @BlackHatEvents Trainer,#neurodivergent fam, he/him, jaybeale@infosec.exchange
Cthulhu Answers @cthulhu.network 
David Cenciotti @cenciotti.theaviationist.com Military aviation blogger and the man behind @theaviationist.com. Journo, IT Sec pro, Computer Eng., Ret. AF officer, speaker, pilot.
The Aviationist @theaviationist.com Unmatched, unconventional, independent coverage of military aviation, defense, tech & everything in the middle.
Edited by David Cenciotti (@cenciotti.theaviationist.com)
https://theaviationist.com
Chess.com @chess.com The world's largest chess website.
With over 180 million players, you'll always find a game! 💚
Get the app: chess.com/play/apps
Aki H Heikkinen @akihheikkinen.bsky.social Mostly in Finglish. Yes, we have few chickens | #fella of sorts | Mainly #russia related | #fuckcancer | RTs, following≠endorsements | @akihheikkinen at X | ❤️ @katiheikkinen.bsky.social
Poppy Northcutt @poppynorthcutt.bsky.social One-time rocket scientist, sometime lawyer, full time women’s right activist
Alex Stamos @stamos.org CPO/CSO of Corridor.dev, teaching at Stanford.
Neal Stephenson @nealstephenson.bsky.social Maker of books and other things
Aron Lund @aronlund.bsky.social Syria, Middle East politics, and Mediterranean security at the Swedish Defence Research Agency (FOI). Associate fellow at the Swedish Institute of International Affairs (UI). Occasional freelance writer.
Pasquale Stirparo 🇺🇦 🇪🇺 @pstirparo.bsky.social Founder @ RationalEdge
#ThreatIntel #ICS #DFIR; ''Learning iOS Forensics'' author;
#BSidesZH #PIVOTcon org.
@pivotcon.bsky.social
https://pstirparo.ch
https://rationaledge.io
Related interests/obsessions:
#ThreatHunting #CTI #YARA #CriticalThinking #Books
@marcoslaviero.bsky.social @marcoslaviero.bsky.social 
snare @snare.ho.ax Nah
The Guardian @theguardian.com The need for independent journalism has never been greater. Become a Guardian supporter https://support.theguardian.com
🇺🇸 Guardian US https://bsky.app/profile/us.theguardian.com
🇦🇺 Guardian Australia https://bsky.app/profile/australia.theguardian.com
Justin Bronk @justin-br0nk.bsky.social Senior Research Fellow for Airpower and Military Technology at RUSI, London. Associate Professor II at the Royal Norwegian Air Force Academy. Pilot. Views are my own.
RUSI biography and publications: https://t.co/wgeOUvRQdO
SeCURiTY NiHiLiST @autom8on.bsky.social Offensive security nut job (you don’t *have* to be mad to work here, so I’m told 😝). Lock collector, and occasional locksport competitor. Appropriately obsessed with dogs…
jstnkndy @jstnkndy.bsky.social Infosec professional, beverage snob, and fantasy book consumer. Vice President @ Atredis Partners. Forever terrified of Kithicor.
Shashank Joshi @shashj.bsky.social Incoming Washington bureau chief at The Economist. Previously defence editor for eight years.
Visiting Fellow at Department of War Studies, KCL. For speaking engagements: https://chartwellspeakers.com/speaker/shashank-joshi
Frank Sauer @drfranksauer.bsky.social 🎙️ Co-Host @sicherheitspod.de
🤓 Head of Research @metis.unibw.de
🐦 https://twitter.com/drfranksauer/ 👈 inactive
🦣 http://mastodontech.de/@drfranksauer 👈 bridged
ℵ₁ @aleph1.underground.org 
Jenna McLaughlin @jennamclaughlin.bsky.social NPR Correspondent covering technology and national security.
Send me a tip: Text JennaMcLaughlin.54 on Signal from personal (nonwork) devices.
Stefano Di Paola @wisec.bsky.social Hacker. Founder. Advisor. Researcher. Ex CTO@MindedSec. I love lateral thinking.
wirepair @wirepair.bsky.social Personal: https://wirepair.org - building an MMORPG
Work: Principal Vulnerability Researcher @ GitLab
Post more on mastodon: @wirepair@mastodon.social
Michal Melewski @carste1n.bsky.social Security Engineer @ Cloudflare,
ex-Google ISE,
I use bad software and bad machines for the wrong things.
My writing: https://carstein.github.io
Fernando Marotta @fernandomarotta.bsky.social Agile in FS, Agile governance at scale, and more.
Opinions are mine, but I'm happy to share.- M Peiter “Mudge” Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/…/DARPA/[redacted]
https://en.wikipedia.org/wiki/Peiter_Zatko
jcran @cybe.rs knowledge seeker
James Kettle @jameskettle.com Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
Military Writers Guild @milwritersguild.bsky.social The Military Writers Guild (MWG) is a global non-profit network of service members, veterans, civilian analysts, and writers dedicated to advocating for, collaborating on, and promoting military affairs and security-related writing.
Adam Baldwin @evilpacket.net Hacker / Farmer / Builder / Breaker
clickity, hackity, pwned.™
More info: https://evilpacket.net
dragosr @dragostech.bsky.social Autonomous Carbon Based LLM with 42 years of tuning on Information Attack and Defense.
Host of CanSecWest, and PacSec.
Security audits, code, IR, LLM, red team consulting.
Specialize in Firmware, and RF.
VA7MOV
ash @repne.bsky.social Currently focused on Red Teaming/Adversarial Simulation @ Google. Previously App Sec, Malware RE and Threat Intel. I also like video games and general tech.
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
emptywheel @emptywheel.bsky.social Coverage of American authoritarianism with a focus on legal cases. An American-Irish in Limerick, Ireland.
Legendary potty mouth! 
Lorenzo Franceschi-Bicchierai @lorenzofb.bsky.social Real-time historian of the late cyber capitalist era, writing about the intersection of hackers, human rights, and spies.
Writing a book about Hacking Team and the history of government spyware.
☎️ Signal: @LorenzoFB.1337 (+1 917 257 1382)
lorenzofb.com
@egyp7 @egyp7.bsky.social I like juggling, Bash, chess puzzles, and good exploits. Worked on Metasploit for some years. 💙💜🩷
@egypt@mastodon.social- D @drraid.bsky.social @drraid.bsky.social
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
David Litchfield @litchfield.bsky.social Dad, Powerlifter, Security at Apple, Photographer