Bry @bryancampbell.researchers.blue Mostly complaining.
Luca Belli @1lucabelli.bsky.social Prof at FGV Law School, heading CTS.FGV.br and CyberBRICS.info
Director of CPDP.lat
Personal Views
Ruben Brekelmans @rubenbrekelmans.bsky.social VVD Fractievoorzitter Tweede Kamer | Brabander | Former Minister of Defence of The Netherlands
Fabio Seferi @fabioseferi.bsky.social PhD Candidate & Consultant | digital policy and regulation - cyber risk, readiness and resilience
Andrew [Retired from Sad] @athomashemlock.bsky.social You guys want a drink or something. I think I have diet coke and lemonade and maybe some coffee from this morning.
He/him.
Binarysleeper @binarysleeper.bsky.social Infosec bod, thinker of silly thoughts
Huib Modderkolk @huibmodderkolk.bsky.social Onderzoeksjournalist Volkskrant
Going dark
h.modderkolk at volkskrant.nl
Signal: hmodderkolk.20
Twyner @twizzle.bsky.social Cyber Threat Intelligence at Microsoft | Former Yahoo & Secret Squirrel | Thoughts my own
Etienne - Tek @tek.randhome.io Technologist @ Human Rights Watch (previously Amnesty, Citizen Lab)
Malware, Threats, Online Investigations, Disinformation, Human Rights and silly memes.
On Mastodon: tek@todon.eu
Also on https://maynier.eu/
dogesec @dogesec.com We build software for cyber #threatintelligence analysts.
https://www.dogesec.com/
Charity 🫶 @charityw4cti.bsky.social Pattern recognizer *Author: China’s Digital Colonialism, Diamond Model for Influence Operations * Public Speaker
Brad @malware-traffic-analysis.net Sharing information on malicious network traffic and malware samples at https://www.malware-traffic-analysis.net/
Andrew Thompson @imposecost.bsky.social Head of Research and Discovery @Google Threat Intelligence. Leading multidisciplinary teams to defeat adversaries. Posts are attributable to me—not my employer.
Ryan Naraine @ryanaraine.bsky.social Three Buddy Problem
https://securityconversations.com
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
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.
RYSannikov @rysannikov.bsky.social Interests include politics, cyber security, threat intelligence, wildlife conservation, history, and ice hockey. Here for information and stimulating conversation.
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
Nicole Fishbein @nicolefishbein.bsky.social Senior security researcher and reverse engineer @Intezer
Feike Hacquebord @feikeh.bsky.social Principal Threat Researcher at TrendAI
Wesley Shields @wxs.bsky.social Working at Google TAG. Retired FreeBSD committer. May or may not be a robot.
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
Austin Larsen @handle.invalid Principal Threat Analyst - Google Threat Intelligence Group
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
Steve YARA Synapse Miller @stvemillertime.bsky.social threat intelligence @google
writing & sharing on adversary tradecraft, malware, threat detection, ics/ot + cyber physical intel, and of course all things #yara
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/
Jon Lindsay @jonrlindsay.bsky.social Job: Assoc Prof @ GaTech School of Cyber & Privacy; Intl Affairs.
Books: Age of Deception, Elements of Deterrence, IT & Mil Power. Interests: kids, mountains, philosophy, classics, democracy
Saher @saffronsec.bsky.social Espionage Threat Research @ Proofpoint. Former @virtualroutes.bsky.social fellow. @warstudieskcl.bsky.social alum. She/her
Kathryn Westmore @kathrynwestmore.bsky.social Senior Associate Fellow, Centre for Finance and Security @ RUSI // Financial crime policy + regulation // Views are my own.
Mailyn Fidler @mailynfidler.bsky.social law prof // tech & pwr & law
Mark Kelly @mkyo.bsky.social 🇨🇳 Threat Research at Proofpoint
Paul Rascagneres @r00tbsd.bsky.social Lord of Loaders at Volexity
Bendik H @vmptrst.bsky.social Packet slinger, binary enjoyer.
Chi En (Ashley) Shen @ashl3y-shen.bsky.social Security researcher @ Cisco Talos. / Ex-Google TAG / Black Hat & HITCON review board / Organiser of Rhacklette. 
Kristina Balaam @kristinabalaam.bsky.social 💻 Senior Staff Researcher @Lookout. 中文学习. China-Focused Threat Intelligence. Malware, Geopolitics, Human Rights. Opinions my own.
Martin Wendiggensen @machinavelli.com PhD candidate @ JHU Alperovitch Institute ; AI Research Scientist @ Dreadnode
Alex Delamotte @alex.leetnoob.com I’m just a girl who lives in Vegas & likes cloud malware, idk anymore.
Laura Heuvinck @heuvy.bsky.social Spokesperson and Head of Communications at the EU Agency for Cybersecurity but here with personal ramblings and book reviews
Belgian Irish in Athens, Greece
#ENISA #Cybersecurity #EUcomms #Booksky
Fed @fedtalk.bsky.social Network Engineer, foodie, and gamer. I dabble in OSINT. Former law enforcement, SOF, with a bad temper and an even worse social network trolling history.🤪
Christian Bernieri - DPO @garantepiracy.it “A fucking good DPO”
“un DPO cazzuto come pochi”
"...tanta roba!"
"il TechnoViking dei DPO!"
Data Protection advocate. IAPP - CIPP/E
In my defense I was left unsupervised
Ogni cosa è qui: Garantepiracy.it
Claudia @signorina37.ransomnews.online behavioral #cybersecurity & reputation strategist • social engineer • OSINT/SOCMINT/HUMINT • #cyberculture • security awareness & human risk education • COBOL programmer • #nerd
🔺 co-founder @ransomnews.online
外人
https://signorina37.ch
Carlo "Realism, Gedankenfetzen und Rants" Masala @carlomasala1.bsky.social IR Scholar. Universität der Bundeswehr München. Private account
Jeremy Cliffe @jeremycliffe.bsky.social Editorial Director and Senior Policy Fellow, European Council on Foreign Relations (@ecfr.eu)
https://ecfr.eu/
Parto Mirzaei @partomirzaei.bsky.social PhD Candidate in Cybersecurity Governance | Project C-SIDE | Cybersecurity by Integrated Design | Studies Fragmentation | @ISGA_Hague @UniLeiden
Julien @julien.io 🛡️ Field CISO EMEA @ Cohesity
🎓 Lecturer @ Ecole2600 🏴☠️
🗣️ 🇫🇷 & 🇬🇧
🏴☠️💰 Owner of https://ransomware.live
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
Drag0nR3b0rn @drag0nr3b0rn.bsky.social An opinionated geek. Believes a better world is a possibility. Not afraid of revolutions. Willing to embrace chaos. A jack of many trades, a master of some.
Peter Schrijver @psguu.bsky.social PhD student Faculty Military Sciences Breda | Leiden University | interests: influence, intelligence, drones | BA History Utrecht, MA Military Strategic Studies Breda
Latest article: https://www.tandfonline.com/doi/full/10.1080/02684527.2026.2669810
War Studies Research Centre NL @wsrcnl.bsky.social 
Vas Panagiotopoulos @vaspanagiotopoulos.com Journalist interested in #surveillance | Contributor: @wired.com | @ftm.eu | Covers 🇬🇷 for @rsf.org | Researcher: @deakinuniversity.bsky.social | 2026 Fellow @techpolicypress.bsky.social
☏ Signal: vas.99
http://vaspanagiotopoulos.com
James Crabtree @jamescrabtree.bsky.social Analyst & writer. Billionaire Raj author. ecfr fellow. foreign policy columnist. Ex: IISS, FT, LKY School, UK Govt. LSE / Harvard. 
nartv @nartv.bsky.social 
Mei Danowski @meidanowski.bsky.social Threat Intelligence Researcher. Co-founder of Natto Thoughts.
https://www.nattothoughts.com/
Greg @jamyang.net 
Aaron Stein @aaronstein1.bsky.social President/CEO @fpri.bsky.social; Podcast w/ blogfather @armscontrolwonk.bsky.social; Recent Substacker; Author: US War Against ISIS. Views are all my own
Decker Eveleth @dexeve.bsky.social PRC and DPRK strategic forces analyst with CNA. BA Reed College, MA Middlebury Institute. NSF GRFP. 
Jamie Withorne @jamiewithorne.bsky.social Nuclear weapons, international politics, and “”emerging”” technology.
Doctoral Research Fellow in Political Science, University of Oslo
LearnWMD Spreadsheet and Substack: www.jamiewithorne.com
Dmitry Stefanovich @dvsteff.bsky.social Nukes, missiles, military, space, tech, music, cats, #STRATDELA and #HYPERHYPE 
Alex Wellerstein @wellerstein.bsky.social Nuclear historian. Professor at Stevens Institute of Technology. Visiting researcher at Nuclear Knowledges program, Sciences Po (Paris). Author of THE MOST AWFUL RESPONSIBILITY (2025). Creator of NUKEMAP. Blogging at https://doomsdaymachines.net.
Matt Korda @mattkorda.bsky.social I count nukes for the Federation of American Scientists + the Stockholm International Peace Research Institute. 🇨🇦 Views my own.
Huw Bennett @bennetthuw.bsky.social Professor of International Relations, writing on British defence since 1945. In south Wales, an archive or a military museum. Permanently grateful to archivists and librarians.
Camille Grand @camillegrand.bsky.social Secretary General @asdeurope.bsky.social Previously Distinguished Policy Fellow @ecfr.eu Former senior official @NATO, Ministère des Armées, Ministère de l’Europe et des Affaires Étrangères and think tanker at FRS…
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
Zoe Stanley-Lockman @zoemsl.bsky.social Defence innovation & emerging technology. Views are my own.
Oliver Carroll @olliecarroll.bsky.social Foreign Correspondent at The Economist
www.olliecarroll.uk
Michael C. Horowitz @mchorowitz.bsky.social Professor @Penn @perryworldhouse. Senior Fellow @CFR. Former DASD for Force Development and Emerging Capabilities. Defense, #AI, and innovation. Always Boston. Views my own.
H I Sutton @covertshores.bsky.social Independent Defense Analysis, Unconventional Naval Warfare, author, submarines, #OSINT, illustrations. Mostly typos
http://www.hisutton.com/
Ellen Nakashima @ellenwapo.bsky.social Intelligence and national security reporter at The Washington Post. Reach me securely on Signal at Ellen.626.
Paul McLeary @paulmcleary.bsky.social National security reporter for Politico, Buffalo sports fan despite all of it.
Alex Ward @alexward.bsky.social National security reporter, The Wall Street Journal. Author, “The Internationalists.” Fan, F.C. Barcelona.
Sam Clark @sgclark92.bsky.social Covering cybersecurity for Politico in Brussels. Tips/gossip/curry house recommendations to sclark@politico.eu.
Also (very) amateur runner, cyclist and squash player. 
Mathias Vermeulen @mathver.bsky.social EU law and tech policy, mostly musings on content moderation, platform governance, privacy, AI. Now: Co-Founder & Director @awo.agency. Fellow at Vrije Universiteit Brussel. Then: EU Parliament. UN. Mozilla. PhD in EU law.
Konstantin @konstantinklinger.bsky.social Threat Detection & Research at Proofpoint
Michael @matonis.bsky.social Born to Lose. Live to Win.
Dave Aitel @daveaitel.bsky.social 
Gabriella "Biella" Coleman @biella.bsky.social Professor of Anthropology @Harvard, Hacker Studies & More https://gabriellacoleman.org/
Ross McKerchar @rossmckerchar.bsky.social CISO @ Sophos. All views my own.
David Hoffman @hofftechpolicy.bsky.social Duke tech policy professor and Cameron Crazy. Defending Data and Protecting People.
Tony Comer @tonycomer.bsky.social Former Departmental Historian at GCHQ.
@lindsaysfreeman.bsky.social @lindsaysfreeman.bsky.social 
Institute for the Study of War @thestudyofwar.bsky.social ISW is a policy research organization focused on U.S. national security. Email: press@understandingwar.org. For more: https://linktr.ee/understandingwar
James Shires @jamesshires.bsky.social Co-Director, Virtual Routes (virtual-routes.org)
Managing Editor, Binding Hook (bindinghook.com)
Author of The Politics of Cybersecurity in the Middle East
Joe Tidy BBC News @joetidy.bsky.social Cyber Correspondent, BBC News. Author of Ctrl+Alt+Chaos. I cover cyber security, online safety, crypto, AI, social networks and everything 💻📱📡. Global news mainly. DMs always open for tips/ feedback.
Allison Nixon @nixonnixoff.bsky.social Chief Research Officer @ Unit 221B
most reliable way to reach me is my company's outreach form on the website
my other urls:
https://infosec.exchange/@nixonnixoff
https://www.linkedin.com/in/allison-nixon-81822124/
don't bother contacting me on twitter
Yael Grauer @yaelwrites.com Pulitzer-winning investigative tech reporter. Looking for TPM roles supporting cybersecurity teams. 💕
📣 https://yaelwrites.com
💌 yael@yaelwrites.com
💥 #alwaysantifascist
☕️ Support my work: https://ko-fi.com/kofisupporter11745
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”
Nate Allen @natedfallen.bsky.social Associate Professor, Africa Center for Strategic Studies
(@africacenter.bsky.social).
Writing, researching, and educating on technology policy and security issues in Africa.
Personal account.
Web: https://africacenter.org/experts/dr-nathaniel-allen/
Andrew Dwyer @andrewdwyer.bsky.social Lecturer @isg-rhul.bsky.social | Geopolitics and Cyber Security | Writing a book on computation and geopolitics | Lead @ Offensive Cyber Working Group
Professor Joe Burton @drjoeburton.bsky.social Professor of International Security (Chair in Security and Protection Science) Lancaster University. Research on cyber conflict and emerging technologies.
Aleksandar Milenkoski @milenkowski.bsky.social Threat Research | Threat Intelligence | PhD | European Commission Marie Curie Research Fellow 2011-2014 | https://milenkoski.com | Personal Profile
Andrea Calderaro @andreacalderaro.bsky.social Director @EUCyberDirect at @euiss.bsky.social Working on Transnational Governance of Cyber/CyberDiplomacy. Also @CardiffUni @EUI_EU
Joanna Bryson @j2bryson.bsky.social Professor of Ethics & Technology @ Hertie School, Berlin. Interests: Artificial & Natural Intelligence; Behavioural Ecology; Cooperation; Digital Governance. Social media policy: https://joanna-bryson.blogspot.com/2024/10/guidance-to-my-social-media.html
Alexander Leslie @aejleslie.bsky.social Cybercrime & Hacktivism @ Recorded Future | Insikt Group | Curated Intelligence | @aejleslie everywhere else.
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
Lil Juan Rey @johnking.bsky.social 🏥🍯 TLP: Burnt Sienna, Omni Consumer Products Manager, High Altitude Treasure Recovery
IntelCorgi @intelcorgi.bsky.social cyber threat intelligence, OSINT, and corgi hair. Thoughts are my own, RT/Like != Endorsement. (He/Him)
Blog: intelcorgi.com
Toomas Hendrik Ilves @ilvestoomas.bsky.social Unsuccessfully retired ex-prez, ex-MEP, ex-foreign minister, ex-ambassador, ex-director of RFE-RL Estonian service, etc, ex cetera.
Except for @darthputinkgb.bsky.social, I take seriously only those who post here under his or her own name.
Jamie Collier @collierjam.bsky.social Cyber threat connoisseur at Google. Senior Research Associate at Virtual Routes / Associate Fellow at RUSI. 
Louise Marie Hurel @lmhurel.bsky.social Tech, Cyber diplomacy, Norms etc.
Cyber at @rusi.bsky.social & among other things.
Jazz and personal views only.
Personal website: www.louisemariehurel.com
Massimo Marelli @massimomarelli.bsky.social Head of Data Protection Office @ICRC.org | Fellow ECPC @lawinmaastricht.bsky.social