Kevin M. Kruse @kevinmkruse.bsky.social Historian: White Flight; New Suburban History; Fog of War; One Nation Under God; Fault Lines; Voter Suppression; Myth America. CAMPAIGN TRAILS: campaign-trails.ghost.io
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Anton Chuvakin @anton1chuvakin.bsky.social www.chuvakin.org- S Stuben @stuben.bsky.social
Disobey_Fi @disobeyfi.bsky.social Non-profit cyber security event in Helsinki, Finland. https://disobey.fi
Thomas M @tsmalmbe.bsky.social Infosec, travelling, racing, slot-tracks, Porsches and Springsteen - also occasional whining in Finnish. 
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
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!
Tivi @tivilehti.bsky.social Digitaalisen liiketoiminnan ytimessä vuodesta 1983.
https://tivi.fi
Aleksi Grym @aleksigrym.bsky.social 
InfoSec @infosec.skyfleet.blue Relay Tracking News & Blogs about infosec, cybersec
- source removal/addition suggestions welcome !
CVE : check out @cve.skyfleet.blue
🆘 @skyfleet.blue
Samu Kurri @samukurri.bsky.social Osastopäällikkö, Finanssivalvonta
Head of Department, FIN-FSA
Havaintoja asiasta ja asian vierestä
Olli Rehn @ollirehn.suomenpankki.fi Suomen Pankin pääjohtaja. Filosofian tohtori, pienyrittäjän poika. Jalkapalloilija.
Kyberala ry @kyberala.bsky.social Finnish Information Security Cluster
https://www.fisc.fi
Suomen Pankki @suomenpankki.fi Suomen Pankki on Suomen rahaviranomainen ja kansallinen keskuspankki. Jaamme Blueskyssa tärkeimmät tiedotteemme sekä talouden ajankohtaiset julkaisumme.
Topias Salminen @topias-salminen.bsky.social 
Sascha Simon @saschasimon.bsky.social Security & Defence Analyst | drones, emerging/disruptive tech & foresight | formerly 🇪🇺 EUISS & EDA, NATO Innovation Hub & 🇩🇪 MFA.
*Here privately*
Salla Vuorikoski @svuorikoski.bsky.social Helsingin Sanomien tutkivan ryhmän esihenkilö. Finnish journalist, investigative journalism.
the grugq @thegrugq.bsky.social 
StratMiL @stratmil.bsky.social 🇫🇮 Defence Forces GSO (ret.)
🦺 Freelancer watching 🇷🇺🕸️🇨🇳
(and keeping now eye on 🇺🇸, too 😅)
Northside 🇪🇺🇬🇧🇺🇲🇨🇦 focused
#Strategy | #Defence | #Foresight
#Nato #JEF #MilSky #Turpo #SäkPol
Enjoys: icehockey, golf, nature, construction.
X "STRATMIL"
🇫🇮 Finland
Carlo "Realism, Gedankenfetzen und Rants" Masala @carlomasala1.bsky.social IR Scholar. Universität der Bundeswehr München. Private account
Ulrike Franke @rikefranke.bsky.social Senior Fellow at European Council on Foreign Relations. #Drone politics PhD @ox.ac.uk. Teaches at @SciencesPo.bsky.social. Writes about all things #Germany #Defence #miltech. Podcast host at @SicherheitsPod.de & LeCollimateur
Michael Kofman @michaelkofman.bsky.social Senior Fellow, Carnegie Endowment. Defense analysis with a focus on the Russian and Ukrainian militaries.
Eliot Higgins @eliothiggins.bsky.social Founder and creative director of Bellingcat and director of Bellingcat Productions BV. Author of We Are Bellingcat.
Phillips OBrien @phillipspobrien.bsky.social Professor of Strategic Studies, Author, Lover of Sicily. Purveyor of a “righteous-but-rational vibe”
Kevin Rothrock @kevinrothrock.me Russia watcher supreme at @meduza.io. (All skeets here are my views alone.) Ugly American based in Portland, Oregon. Signal: @KevinRothrock.01 / Find all my junk here: https://linktr.ee/kevinrothrock
Helene von Bismarck @helenebismarck.bsky.social Historian and Writer, Anglophile and European. Dr. Phil. FRHistS. Senior Associate Fellow, RUSI.
All views strictly my own.
Author FANTASTIC KINGDOM John Murray 2026. www.helenevonbismarck.com
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/
Ian Bond @cerianbond.bsky.social Deputy director, Centre for European Reform, London @centreeuropeanref.bsky.social . Supporter of democracy, the rule of law, the EU & Ukraine. Opponent of authoritarianism, corruption & Putin's Russia.
Jessica Berlin @berlinbridge.bsky.social Security & geopolitics | Previously based in 🇦🇫🇨🇳🇲🇲🇷🇼🇬🇧🇺🇸 | Capital Germany 40 under 40 | ☕ http://buymeacoffee.com/jberlin | Don’t just get mad, get busy | https://berlinbridge.substack.com/subscribe
Nico Lange @nicolange.bsky.social Geopolitik. Ukraine + Russia +America Watcher. Security. Defense. Technology. Basketball-Fan @WashWizards. Hört Radio Jerewan. Plan beats no plan.
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
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/
Dara Massicot @massdara.bsky.social Senior Fellow, Carnegie Endowment for International Peace, Russia and Eurasia Program. I cover military issues in Russia and Eurasia. 
Veli-Pekka Kivimäki @vpkivimaki.bsky.social Intelligence analyst by day, OSINT in academia, engineer at heart. Now: Finnish Security and Intelligence Service. Adjunct, Johns Hopkins. Past: Finnish Defence Forces, Bellingcat, Microsoft, Nokia.
Edward Hunter Christie @ehunterchristie.bsky.social Political and Strategic Affairs
Former NATO official
PhD VUB & Royal Military Academy of Belgium
Views my own
Benjamin Tallis @bctallis.bsky.social Head of Policy & Analysis at Helsing - AI to Protect Our Democracies | Chair @DSI_Strategy |🇺🇦🇪🇺🇩🇪🇨🇿🇬🇧 | #NeoIdealism | Post=personal, Repost ≠ endorse. Views mine
Anders Gardberg @agardberg.bsky.social Officer and Saabist since 1982, nowadays offering senior advice. Tweets about #securitypolicy #säkpol #turpo in English, på svenska ja suomeksi.
Janis Kluge @jakluge.de Russia & Economics
All views private
German Institute for International and Security Affairs (SWP Berlin)
Picture: Tamek Kowalski
Jeremiah Cushman @jdcushman45.bsky.social Defense reporter, Europeanist (🇪🇪🇱🇻🇱🇹🇫🇮🇸🇪), metalhead, not necessarily in that order...
Hiski Haukkala @haukkala.bsky.social Processor of international politics. Director, Finnish Institute of International Affairs.
Jānis B @janchibrugiks.bsky.social Observing the horizon: global affairs – geopolitics, security, climate change, technology, democracy, EU and more – through a Baltic and European lens. Opinions are solely mine. 🇱🇻🇪🇺🇺🇦
Dr. Jessica Ritter @drjessicaritter.bsky.social Soldatin, Ärztin, Feministin, Woke & Wehrhaft, #Ostsee-Liebhaberin, #WirSindMarine 🩷
Sam Greene @samagreene.bsky.social Professor of Russian Politics, King's College London. Political sociologist. Progressive. Co-author, Putin v the People. 🇬🇧/🇺🇸
Charly Salonius-Pasternak @charlyjsp.bsky.social Geopol advisory at Nordic West Office (CEO) & Miltton: US FP; transatlantic relations; Nordic defence; Finland; Tech & society.
‘Alumni of’ @fiia.fi, Wesleyan Univ, FDF J5, CCW at Oxford. 1000s of media interviews over years. Capt (res), author, speaker.
Anna Wieslander @annwieanna.bsky.social PhD.
Director Northern Europe, 🇺🇸 Atlantic Council; Chair Woman Institute for Development and Security Policy; Member, 🇸🇪 Royal Academy of War Sciences.
Christian Behnke @chrbehnke.bsky.social Committed to Security, Resilience, Digitality, Sustainability & Democracy, especially in the Reserve Forces and Vocational Education.
Private views only.
Thomas von Boguslawski @thomasvb.bsky.social Journalist at Finnish public broadcaster YLE. Politics, financial and defence-related news in SWE/FIN/EN/FR/DE
Oberst Wilhelm Klink | Alfredo Yu @oberstwklink.bsky.social "Der S4 des Diskurses" @hemicker | #MilHist | #Wargaming | "The study of history lies at the foundation of all sound military conclusions and practice." - Alfred Thayer Mahan | "My advice. Don't skip good hot dogs when you get them." - James T. Kirk #SNW
Eva Hagström Frisell @evahfrisell.bsky.social Deputy Research Director at FOI focusing on Northern European and transatlantic security.
Darrell Driver 🇺🇦 @dwdriver.bsky.social Professor at the US Army War College. Transatlantic relations and European security. Views posted here are my own.
Lili Bayer @liliebayer.bsky.social European Security Correspondent at Reuters, covering NATO, EU defense and foreign policy in Brussels.
Signal: lilibayer.24
Follow Reuters’ Europe foreign policy team: @andrewramsaygray.bsky.social, @sasilink.bsky.social & @irishjreuters.bsky.social
auonsson @auonsson.bsky.social Every system is a sensor if you hold it right.
Main arena, Baltics. 🇸🇪
mastodon.world/@auonsson , x.com/auonsson backup 🇸🇪
Marko Palokangas @markopalokangas.bsky.social Military Professor @mpkkfi | sotilasprofessori | Lt.Col | everstiluutnantti | DScMil | Author | Volunteer Firefighter @LauttasaarenVPK | Private Account
Tuomo Rusila @tuomorusila.bsky.social Finnish Army Officer, NatSec, miltech, defence economics, disruptive tech (esp. robotics, AxS, DEW, cyber). DIY STEM demo geek. Opinions are my own.
Søren Sjøgren @sorensjogren.bsky.social Military officer | PhD | Institute head of R&D at the Royal Danish Defence College | Editor @sjms.bsky.social | Doctrine, planning, and command.
Christoph Harig @charig.bsky.social Associate Professor, Royal Danish Defence College | Editor @sjms.bsky.social | Posts about Civil-Military Relations, Politics, Security, and Drug War Absurdities
https://research.fak.dk/esploro/profile/christoph_harig/output/all?institution=45FBI_INST
Ville Kostian @kostianv.bsky.social Geopolitics, geoeconomics and military.
Sebastian van Baalen @sebastianvanbaalen.se Associate Professor at the Dep. of Peace & Conflict Research, Uppsala University (@uupeace.bsky.social). Researching dynamics of civil war, rebel governance, civil resistance, electoral violence, postwar violence, Côte d’Ivoire.
www.sebastianvanbaalen.se
Jonas Olsson @jonasolsson.bsky.social Defence Correspondent BreakingDefense.com | Nordic/Baltic security & breaking stories | Former SVT journalist (Sweden’s public broadcaster, 30+ years) 🌍 linktr.ee/jonasolsson
Jenny Mathers @jgmaber.bsky.social Senior Lecturer in the Department of International Politics at Aberystwyth University. Researching and teaching on Russian politics and security, and gender and conflict. Expect cat photos.
Anton Barbashin @abarbashin.bsky.social Russia foreign and domestic politics. Editorial Director at ridl.io
Guy Yeomans @guyyeomans.bsky.social Professional: Foresight & Horizon Scanning | Research: Resilience (CNI / Societal) & Comprehensive Security, Total Defence, National Preparedness | Emerging Risks & CM / EM | Military mobility | High North, GIUK-NGap & Arctic Futures | Personal: #OnXII
Daniel Fiott @danielfiott.bsky.social Professor and Head, Defence, Investment and Innovation, CSDS - VUB; and Non-Resident Senior Fellow, Real Instituto Elcano.
More on me: https://linktr.ee/danielfiott
Elisabeth Braw @elisabethbraw.bsky.social Atlantic Council, Foreign Policy, Politico Europe. Author of the upcoming The Undersea War (John Murray & Basic Books this October). Geopolitics & globalisation/greyzone aggression/total defence/societal resilience. Own views
Ed Arnold @edrusi.bsky.social European Security at RUSI - NATO, JEF, Arctic and High North security.
All views my own
Nerdic Defence @nerdicdefence.bsky.social Following Nordic defence and security matters, mostly technical, and am myself based in the Nordics. Yes, I'm aware the pun is stupid ;). He/him.
Isaac Alexander @jetcitystar.bsky.social Editor In Chief JetCityStar. ✈ Aviation , ➤ Defense & 🚀 Space News. Former Hype Aerospace, Global Aerospace Chat & Global Military Aviation Chat Host.
Gig Harbor, WA
Claudia Major @claudmajor.bsky.social Head of @SWP_IntSecurity; Security & Defense, NATO, Europe, 🇫🇷&🇩🇪; via: @CSS_Zurich @sciencepo @EU_ISS @unibirmingham; mom of 3, 🇫🇷 knight, here personal capacity.
Jana Puglierin @jpuglierin.bsky.social Foreign policy nerd, especially interested in European security & transatlantic relations. Head of @ecfrberlin.bsky.social. FirstGen. Author of „Wer verteidigt Europa“ published with Rowohlt in January 2026. DB Ruhebereich Ultra and deltidsvärmlänning.
Georg ‘Maverick’ Löfflmann @gloefflmann.bsky.social Lecturer (Assistant Prof) in US Foreign Policy, Queen Mary University of London. Out now: The Politics of Antagonism (Routledge, 2024). Researches Security/Narratives/Identity/Populism
https://www.qmul.ac.uk/politics/staff/profiles/loefflmanngeorg.html
Nicolas Tenzer @nicolastenzer.bsky.social Former guest Prof Sciences Po, Sr Fellow CEPA, Sr civil servant
Blogger IR https://tenzerstrategics.substack.com/
Derniers livres : Fin de la politique des grandes puissances, Notre Guerre Ed. l'Observatoire
#HumanRights #InternationalAffairs #SlavaUkraini
Gesine Weber @gesineweber.bsky.social European security & defence, global order, EU in US-China competition.
Senior Researcher, Center for Security Studies, ETH Zürich. PhD Defence Studies, King’s College London. Into running, matcha, 中文. Views my own.
geopoliticaleurope.substack.com
Justyna Gotkowska @jgotkowska.bsky.social security & defence from regional perspective; works at @OSW_eng / @OSW_pl; private opinions
Gustav C Gressel @gresselgustav.bsky.social Security, Defence, Europe; #MilSky
Franz-Stefan Gady @hoanssolo.bsky.social Modern Warfare | Defense & Military Analyst | Author of ‚How the United States Would Fight China: The Risks of Pursuing a Rapid Victory‘ Link: https://www.gady-consulting.com/
Kristi Raik @kristiraik.bsky.social Director, International Centre for Defence and Security in Tallinn. Adjunct Professor, University of Turku. Feeling home in Estonia, Finland and at sea.
Ina Holst-Pedersen Kvam @inahpkvam.bsky.social Researcher at Norwegian Defence University College / Royal Norwegian Naval Academy. Specialising on Russian military and maritime strategy. All views my own
Lars Peder Haga @larspederhaga.bsky.social Associate Professor at the Air Force Academy, Norwegian Defence University College. Used to do Soviet history before I turned to Air Power studies. 
Olivier Schmitt @olivierschmitt.bsky.social Prof at Institute for Military Operations, Royal Danish Defence College/senior associate fellow at NATO Defence College |Warfare, alliances and geoeconomics | Assoc ed of the European Journal of International Security |🇫🇷 in 🇩🇰| https://olivier-schmitt.com/
Karsten Friis @kafriis.bsky.social Research Professor at NUPI 🇧🇻
Security, defence, NATO, Arctic, Nordics plus some cyber and Balkans
Mart Kuldkepp @martkuldkepp.bsky.social Professor of Estonian and Nordic History at University College London (UCL). Moral clarity enjoyer. Ally of Ukraine. Own views only. 🇪🇪
Jacob Kaarsbo @jkaarsbo.bsky.social Foreign, security and defence policy analysis. 15 yrs @ Danish Defence Intelligence Service. Sportsnerd.
Rebecca Adler-Nissen @adler-nissen.bsky.social I’m a Professor of International Relations at the University of Copenhagen. Diplomacy, Digital Technologies, Global Tech Policy, Geopolitics, European Union, International Political Sociology and Social Practice
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
Corporal Frisk @corporalfrisk.com Robin Häggblom, Finnish defence and national security analyst, Senior Advisor at Risk Intelligence. My business card preaches the value of Knowing Risk.
Skipper @skipperx.bsky.social Niklas Wiklund - Försvarsdebattör
Ledamot Kungl. Örlogsmannasällskapet.
Alla åsikter är mina högst personliga
Patrik Oksanen @patrikoksanen.bsky.social Defense and Security, associated with Stockholm Free World Forum and Swedish Defense University, columnist, writer and member of Royal Swedish Academy of War Sciences and Royal Swedish Society of Naval Sciences.
Herr Flax @herrflax.bsky.social Officer och helikopterpilot. 🦅♟️
(Rensar historiken då och då, och blockar de som inte kan hålla en hövlig ton.)
Fabian Hoffmann, PhD @frhoffmann.bsky.social Doctoral Research Fellow at the Oslo Nuclear Project, University of Oslo. Defense policy, missile technology, and nuclear strategy.
Weekly analysis of missile tech, nuclear strategy, and European deterrence 👇
https://missilematters.substack.com/subscribe
Veiko Spolitis @veikospolitis.bsky.social A freelance academic and National Guard member/ former MP. Teaching, reading books and training mostly in English, sometimes in other European languages. #Latvia #Baltics #Ukraine #Europe #EuroAtlanticSecurityCommunity
Keir Giles @keirgiles.bsky.social Twitter refugee #1,383,497
Dr Sari Arho Havrén @sariarhohavren.bsky.social Geopolitics, China analyst. Geopolitical strategic foresight. China’s foreign policy. History,International Relations PhD. RUSI Associate Fellow. Opinions mine. 🇨🇳🇪🇺🇭🇰🇫🇮🇬🇧
Carl Heath @carlheath.se | Senior Researcher Digital Resilience at RISE | Ph.D Student at University of Gothenburg | Alumn of the Internet Society | Public Speaker | https://carlheath.se/aboutme/ |
Luke McGee @lukemcgee.bsky.social Emmy-award-winning journalist
https://lukemcgee.substack.com/
luke@luke-mcgee.com
Lee Carson @norstrat.bsky.social Canadian Arctic guy. Hockey fan. Antifascist. Nee Tweep.
Verneri Nevalainen @vnevalainen.bsky.social Mostly into topics related to Baltic Sea region. Following events in the Red Sea.
Naval point of view. Repost≠Endorsement..