Winnona @winnona.bsky.social @DistrictCon Founder. Hacker and attorney. @CyberStatecraft / @BelferCenter fellow, ex-Google threat research. Dog mom. Opinions=my own ๐ฉ๐ปโ๐ป
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 ๐ฆ Formerly @cnoanalysis on Twitter
Lukasz Olejnik @lukaszolejnik.bsky.social Security & Privacy. Data Protection. Research & Development. Engineering. Analyst. Policy. W3C. Consultant. Author. Kingโs College London/War Studies. me@lukaszolejnik.com
lukaszolejnik.com/books
blog.lukaszolejnik.com
techletters.substack.com
Natasha Bertrand @natashabertrand.bsky.social CNN national security correspondent. Send tips/pics of your dog(s) to Natasha.bertrand@cnn.com
Signal: Natashabertrand.12
https://www.cnn.com/profiles/natasha-bertrand-profile
Filip Kovacevic @chekistmonitor.bsky.social Top expert on #KGB (ops, archives, spy fiction). Book: KGB Literati (t.co/uWXN1eLc0u). PhD. 25+ years university teaching in Russia/Balkans/US. Now at University of San Francisco.
Jamie MacColl @jamiemaccoll.bsky.social Senior Research Fellow @rusi.bsky.social | Senior Research Associate @virtualroutes.bsky.social | Usually researching ransomware and cybercrime | Sometime indie landfill guitarist
Kateryna Stepanenko @katstepanenko.bsky.social Russia Research Fellow @TheStudyofWar.bsky.social | Russian Cognitive Warfare, Kremlin Drama, Drones & Force Generation | opinions my own
https://www.understandingwar.org/press-media/staff-bios/kateryna-stepanenko
max seddon @maxseddon.bsky.social moscow bureau chief @financial times. in soviet russia, news reports you: max.seddon@ft.com
Eugenio Benincasa @euben.bsky.social Cyber Defense Researcher @ethz.ch. Former Italian govt, Pacific Forum and NYPD. LUISS & Columbia University Alum.
Kori Schake @kschake.bsky.social Leads AEIโs 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/
Colin Gerard @colingerard.bsky.social Personal account
Head of Threat Analysis @viginum.bsky.social
PhD in Geopolitics @univ-paris8.fr
Researcher @ifgeopolitique.bsky.social
Russian FP, IOs, OSINT investigations
Lindsay P Cohn @lindsaypcohn.bsky.social Political Scientist (all views are own, not employersโ). Visiting Prof @ Columbia SIPA; civ-mil relations, military orgs/manpower, public opinion, foreign policy, militarized policing, democratic theory, intl/natsec law, pol econ
Laura Rozen @lkrozen.bsky.social Reporting on foreign policy. Current: https://diplomatic.substack.com Just Security ed board. Al Monitor, Politico, Foreign Policy alum.
hakan @hatr.bsky.social reporter covering cyber (both crime and state-sponsored) for Der Spiegel and ZDF, short overview at https://linktr.ee/hakantanriverdi, Signal: hakan.25
Alan Neville @abnev.bsky.social Principal Intelligence Analyst @ Symantec. Views are my own etc. https://keybase.io/abnev
@christogrozev.bsky.social @christogrozev.bsky.social 
Victor Zhora ๐บ๐ฆ @vzhora.bsky.social Cybersecurity Strategist | Co-Founder @CERM | Board Member @ICE Task Force | Ex-Deputy Chairman and CDTO @SSSCIP | Entrepreneur | Scientist | Musician | Athlete
Ellen Nakashima @ellenwapo.bsky.social Intelligence and national security reporter at The Washington Post. Reach me securely on Signal at Ellen.626.
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
auonsson @auonsson.bsky.social Every system is a sensor if you hold it right.
Main arena, Baltics. ๐ธ๐ช
mastodon.world/@auonsson , x.com/auonsson backup ๐ธ๐ช
Michael Weiss @michaeldweiss.bsky.social Editor @insidereng, host @foreignoffpod, https://substack.com/@macspaunday, ISIS: Inside the Army of Terror: http://goo.gl/Jb6uEA. Next book on the GRU for @vikingbooks. macspaunday@protonmail.com
RUSI @rusi.bsky.social Royal United Services Institute for Defence and Security Studies. Founded in 1831, RUSI is the oldest defence and security think tank in the world.
Website ๐ป: https://rusi.org/
WhatsApp ๐ฑ: https://bit.ly/4h0M5FQ
Max Smeets @maxwsmeets.bsky.social Author of No Shortcuts & Ransom War
Co-director Virtual Routes (https://virtual-routes.org/), previously ECCRI
Managing Editor Binding Hook (https://bindinghook.com)
Senior Researcher, ETH Zurich
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
Michael Kofman @michaelkofman.bsky.social Senior Fellow, Carnegie Endowment. Defense analysis with a focus on the Russian and Ukrainian militaries.
CyberWatchers @cyberwatchers.bsky.social Interested in cyber security - highlighting news stories, advisories and cyber attacks.
Dan Black @danwblack.bsky.social Previously Google, NATO, ๐จ๐ฆ Government. Views mine and mine only.
Elly Rostoum @ellyrostoum.bsky.social Linguist | Writer | Professor ๐ All things #China #AI #NatSec #SupplyChains | Taking down bullies since 2000,"now & in the future." #ุฑุฏูู_ุงูุฒู
ุฑ_ูู
ูู๐ฅ |โฝ๏ธ๐๐พ
๐ฉ๐ปโ๐ซ: www.EllyRostoum.com | www.BullDragon.org
โ: http://buymeacoffee.com/ellyrostoum
@christiant.bsky.social @christiant.bsky.social 
Mick Baccio @nohackme.thruntcon.com Purveyor of Fine Experiences.
Keyboard Cowboy meets Keyboard Cat.
Shitpost Veteran.
President & Chairman, THRUNTยฎ๏ธ Corp.
Thomas Rid @ridt.bsky.social @ridt on X
Jay Swan @sanjuanswan.bsky.social mountains, books, bikes, intelligence history, modernism. Formerly, threat intel @ GitHub.