Lukáš Valášek @lukasvalasek.cz reportér Seznam Zpráv | píšu o čínském a ruském vlivu, manipulacích na Hradě, dezinformátorech či propojeních politiky a zločinu | lukas.valasek@sz.cz
The Citizen Lab @citizenlab.ca We are an academic research unit at the University of Toronto investigating novel threats to democracy, human rights, and global security in the digital ecosystem.
Roberta Braga @bragaroberta.bsky.social Founder and ED @ Digital Democracy Institute of the Americas (DDIA) — DDIA.org
Jack Crosbie @jscros.bsky.social senior writer at rolling stone
Alberto Fittarelli @fittarelli.com Sr. Researcher @citizenlab.ca, Disinformation & Harassment. Fmr. Meta. Trainer: find & expose covert influence. I like doers. Opinions my own.
Evita Puriņa @epurina.bsky.social Žurnāliste, Re:Baltica/Re:Check
evy kwong @evystadium.bsky.social 鄺文詠 | contributor @404media.co —evy@404media.co | formerly @wired.com and vice news | moving between the hellscape and food | THOUGHTS/OPINIONS MY OWN
RightsCon @rightscon.org 💫The world’s leading summit on human rights in the digital age
📆 Taipei and online, Feb 24-27, 2025
Electronic Frontier Foundation @eff.org We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at eff.org/social.
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
Doublethink Lab @doublethinklab.bsky.social A Taipei-based CSO investigating disinformation and information operations in order to safeguard democracy globally. Follow us for our latest reports!
Marc Owen Jones @marcowenjones.bsky.social Associate Professor Northwestern University in Qatar | Studies Disinfo, Digital Repression & Gulf Politics | Author Digital Authoritarianism in the Middle East (Hurst & OUP) Political Repression in Bahrain (Cambridge University Press) | Cat Fancier
Charlie Warzel @cwarzel.bsky.social Writer. Host of Galaxy Brain, the podcast. Never bet against the dumbest outcome. @cwarzel.92 on signal if you have a tip. I have a podcast so please like and subscribe.
Sayyara Mammadova @sayyara.bsky.social Associate Director, Capacity Building @DFRLab | Assessor @IFCN & @EFCSN
#OSINT #disinformation #DigitalSherlocks
Van Badham @vanbadham.bsky.social Guardian columnist, co-hosts The Week on Wednesday podcast, makes theatre, yaps a lot. Contact me: https://linktr.ee/vanbadham You should totally buy my book, QANON & ON: A Short and Shocking History of Internet Conspiracy Cults. It’s bonkers.
Protect Democracy @protectdemocracy.org We are a nonpartisan, nonprofit group working to prevent authoritarianism. This account is owned and operated by Protect Democracy United.
Follow us on other platforms ➡️ https://protdem.org/m/stay-connected
Dave Lee @davelee.me US technology columnist, Bloomberg Opinion. Based in New York. Previously FT and BBC. Watching Cambridge United from afar. dlee1285@bloomberg.net / Signal: davelee.01 / www.davelee.me
Eurosky Social @eurosky.social Building open social web infrastructure and apps in Europe. Public interest non-profit, part of Modal Foundation.
App: mu.social
Accounts: move.eurosky.tech
Discover: portal.eurosky.tech
Web: eurosky.tech
Help: eurosky.tech/help
Fund: fund.eurosky.tech
Boris Grishenko @borisgrishenko.bsky.social #1 hacker in severnaya
wanted by the FBI
https://youtu.be/fXW02XmBGQw
Layla Mashkoor @laylam.bsky.social Deputy Director of Research, @dfrlab.bsky.social.
Anne Applebaum @anneapplebaum.wsocial.eu staff writer @theatlantic.com and senior fellow @snfagora.bsky.social. author of GULAG, IRON CURTAIN, RED FAMINE, TWILIGHT OF DEMOCRACY and AUTOCRACY INC
https://linktr.ee/anneapplebaum
The Insider @theins.press The Insider is a Russia-focused, independent media outlet. We're fully committed to investigative journalism and to debunking fake news.
theins.press/en
Jameel Jaffer @jameeljaffer.bsky.social Director, Knight First Amendment Institute at Columbia University; Exec Editor, Just Security; former ACLU. knightcolumbia.org.
H I Sutton @covertshores.bsky.social Independent Defense Analysis, Unconventional Naval Warfare, author, submarines, #OSINT, illustrations. Mostly typos
http://www.hisutton.com/
ROOST @roost.tools We’re ROOST (Robust Open Online Safety Tools), a non-profit building and maintaining open source, accessible, high-quality, transparent safety tools for digital organizations of all kinds.
roost.tools
Open Measures @openmeasures.io Open Measures is an open-source threat intelligence and social media research platform created to assist those who investigate and track the spread of harmful online content.
🌐 Website: https://openmeasures.io/
📬 Newsletter: https://blog.openmeasures.io/
Alexios Mantzarlis @mantzarlis.com Tech, facts, and carbonara.
mantzarlis.com
Rory White @rorywh.bsky.social 🏴🇨🇦 Technology and Democracy Reporter at Canada's National Observer. Creator of Civic Searchlight.
Contact: rwhite.12 (Signal)
@nobeesplz.bsky.social @nobeesplz.bsky.social 
State of Statecraft Conference @what-is-sos.bsky.social Official account of the State of Statecraft conference.
Coming October 22, 2026 - Brussels, Belgium
http://stateofstatecraft.com
#what_is_sos
bryan newbold @bnewbold.net oscilloscopes, cycling, snow, big cities, wiki. I like speculating about found objects.
protocol and standards @bsky.app. formerly archive.org
elsewhere: bnewbold.net / @bnewbold@social.coop
Andrew Couts @couts.bsky.social Security & Investigations Director at @WIRED.com. Send tips and/or dog pics.
Signal: couts.01
Kyle Ehmke @kyleehmke.bsky.social Threat intel researcher focused on infrastructure hunting. Views are my own and not my employer's.
Aaron Rodericks @aaron.bsky.team Canadian wanderer in Ireland. Trying to make the internet a better place. Bluesky Head of Trust and Safety.
File a report in the app or via moderation@blueskyweb.xyz - not via mentions/replies.
https://aaronrodericks.com
Bluesky Safety @safety.bsky.app Sharing updates about trust and safety on Bluesky.
This account’s mentions are not actively monitored. To report a post or account, use the in-app reporting feature.
Community Guidelines: https://bsky.social/about/support/community-guidelines
Alex Stamos @stamos.org CPO/CSO of Corridor.dev, teaching at Stanford.
Brandy Zadrozny @brandyzadrozny.bsky.social Reporter lady @ms.now
Signal username: brandyzadrozny.53
Email from a non-work account: brandy.zadrozny@ms.now
Renee DiResta @noupside.bsky.social 🌐Studies influence, propaganda, platform design@Georgetown
✍🏼Lawfare,The Atlantic, Substack/Ghost Newsletter (signup on my site if you want Ghost)
📕Invisible Rulers: The People Who Turn Lies Into Reality (invisiblerulers.com)
🦹🏻♀️Twitter Files supervillain
Kate Starbird @katestarbird.bsky.social Researcher of online rumors & disinformation. Former basketball player. Prof at University of Washington, HCDE. Co-founder of the UW Center for an Informed Public. Personal account: Views may not reflect those of my employer.
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
Nina Jankowicz @ninajankowicz.com 🙅🏻♀️ Author (2 books & The Wayfinder newsletter), disinformation expert, advocate for targets of online abuse.
☀️ CEO, @americansunlight.org
😆 Tucker Carlson once called me a “highly self confident young woman” and meant it as an insult
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Jake Tapper, long-suffering Philly sports fan @jaketapper.bsky.social Dad, husband, CNN anchor, author, doorman to three dogs and a cat.
J. A. Guerrero-Saade (JAGS) @jags.bsky.social VP of Intelligence and Security Research, Senior Technical Fellow (AI) @ SentinelOne.
Distinguished Fellow and Adj Professor @ Hopkins SAIS Alperovitch Institute. Three Buddy Problem Co-Host. LABScon Founder, Cyber Paleontologist, Fourth-Party Collector.
Dmitri Alperovitch @dmitri.silverado.org Geopolitics, Russia, China, Cyber
Chairman @silverado.org
Author of WorldOnTheBrink.com
Host GeopoliticsDecanted.com podcast
Founder Alperovitch Institute for Cybersecurity Studies at Johns Hopkins SAIS
Co-Founder CrowdStrike
@DAlperovitch elsewhere
Chris Sistrunk @chrissistrunk.bsky.social Husband, Dad, ⚡EE⚡, OT Security,
OT Practice Leader @Mandiant.com,
Ex-Entergy 💡, BEER-ISAC #002, LaTech Alum
#BBQ, Bourbon, Mississippi Sippers 🥃🦟, weirdo, klugemeister, #sockstatus, #dadjokes #DJaaS #NAPCON Keynote
📍 Mississippi, y'all
AJ Vicens @ajvicens.bsky.social Cybersecurity correspondent at Reuters; former Mother Jones, CyberScoop. Will bore you with skateboarding, UFO lore or Denver Broncos minutiae on request. Signal: ajvicens.57, additional contact methods: https://tinyurl.com/47jc45h7
Silas Cutler @silascutler.bsky.social You may know me from your server logs.
#Malware, Hacks, Internet Scanning, #CTI
Matt Blaze @mattblaze.org Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. So-called expert on election security and a few other things. Slow photographer. RF nerd. Occasionally blogs at https://mattblaze.org/blog
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
Jane Lytvynenko @janelytv.bsky.social Reporting on tech and conflict for NBC News.
Previously WSJ, Harvard Shorenstein Center, BuzzFeed News.
Email: jane.lytvynenko@nbcuni.com
Signal: janelytv.74
Currently based in New York.
Benjamin Wittes @benjaminwittes.lawfaremedia.org Editor in Chief, @lawfaremedia.org
Senior Fellow, Brookings
Author, #DogShirtDaily
Host, #DogShirtTV
Purveyor of mischief.
Harasser of Russian diplomats worldwide.
Noah Shachtman @noahshachtman.bsky.social contributing editor at Wired // contributing writer at NYT opinion // making trouble at ■■■■■■■■ // https://signal.me/#eu/3aA6cspNTXUEOtEYwaK6KOFIw8nf-7G1jQBd3MRqrDeUvZxfzp5Py61cKq4GbcNg
Clint Watts @clintwatts.bsky.social Current: Microsoft
Former: US Army, FBI
Clintwatts.substack.com
zeynep tufekci @zey.bsky.social It is said that there may be seeming disorder and yet no real disorder at all
David Agranovich @dagrano.bsky.social Fmr. NSC Director, Intelligence. Director, Threat Disruption @ Meta. Rescue Dog Pilot, Flight Instructor, Former Big Hair Practitioner 🏳️🌈
OSINTtechnical @osinttechnical.bsky.social PAI enjoyer, OSINT guy @truth.bsky.social , my views/freezing cold takes are my own. Standard spiel about not endorsing retweets, likes, and comments.
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
Ben Read @benread.bsky.social CTI @wizsecurity.bsky.social
Adjuct at @jhu.edu - SAIS
Nonresident Fellow at @atlanticcouncil.bsky.social - Cyber Statecraft
Previously NSC44, Mandiant, Google
Go Mammoths
Carly Miller @carlymil.bsky.social Data & Implementation, The Oversight Board |
Previously Research Analyst at the Stanford Internet Observatory 📡
Winnona @winnona.bsky.social @DistrictCon Founder. Hacker and attorney. @CyberStatecraft / @BelferCenter fellow, ex-Google threat research. Dog mom. Opinions=my own 👩🏻💻
Dakota @dakotaindc.bsky.social China-Focused Consultant @SentinelOne | Nonresident Fellow @ACGlobalChina | Adjunct @Georgetown | Unprofessional Cook | ❤️💜💙
https://linktr.ee/dakotaindc
CYBERWARCON @cyberwarcon.bsky.social CYBERWARCON is a one-day conference in Arlington, VA focused on the specter of destruction, disruption, and malicious influence on our society through cyber capabilities.
cyberwarcon.com
Florian Flade @florianflade.bsky.social National Security Reporter for WDR Investigativ SZ Investigativ | Terrorism | Crime | Intelligence | 🔑 Threema: UYT54AAM
Blog: https://ojihad.wordpress.com/
Craig Silverman @craigsilverman.bsky.social Cofounder of https://indicator.media, your essential guide to understanding and investigating digital deception. Sign up for free! Investigative journalist and OSINT trainer.
https://craigsilverman.ca
DFRLab @dfrlab.bsky.social The Atlantic Council's Digital Forensic Research Lab. Cultivating a global network of digital forensic analysts (#DigitalSherlocks) to combat disinformation.- C @cindyotis.bsky.social @cindyotis.bsky.social
Sheera Frenkel @sheeraf.bsky.social NYTimes reporter and co-author of NYT bestseller “An Ugly Truth” with Cecilia Kang.
Tell me a story. (Ideally through a non-work device using Signal. Find me via my username sheera.11)
Kevin Collier @kevincollier.bsky.social I cover digital threats for NBC News. Tip me! @kevincollier.01 on signal, kevin.collier@nbcuni.com. NYC, from West Virginia.
Active Measures, LLC @activemeasures.bsky.social Active Measures, LLC is a full service research and writing firm. For details see activemeasuresllc dot com or reach out to walkin [at] activemeasuresllc [dot] com.
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
Zach Dorfman @zachsdorfman.bsky.social Washington Post National Security Reporter. Past features in Politico, Rolling Stone, Wired, Foreign Policy. Working on a book on the history of deep cover for Penguin-Random House.
It’s always Berlin 1989 somewhere. Signal: zsd.19
Katherine Tomaszewski @katie-tomski.bsky.social Legal briefs and hiking boots.
Colorado-based international lawyer with a human rights focus. Senior Legal Advisor at the Charity and Security Network.
Views are my own.
Eric Hutchins @ehutchins.bsky.social Started in infosec, co-authored the kill chain paper, dabbled in countering influence operations at Meta, and now back to infosec. Lover of command line, python, and rust.
Austin Larsen @handle.invalid Principal Threat Analyst - Google Threat Intelligence Group
Suzanne Smalley @suzannesmalley.bsky.social Reporter covering digital privacy and cybersecurity policy for The Record. Mom. Pub trivia queen. Crossword enthusiast. Literary fiction connoisseur. Idiosyncratic. Signal: Suzanne.236 Email: suzanne.smalley@therecord.media.
SLEUTHCON @sleuthcon.bsky.social Tickets for 2026 are now available!
https://www.sleuthcon.com
Jack Stubbs @dzhek.bsky.social VP of Intelligence @ Graphika. Previously: Russia, Ukraine, cyber for Reuters. 
Kim Zetter @kimzetter.bsky.social Journalist - cyber/natn'l security. Speaker. Georgetown adjunct prof. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon
Signal: KimZ.42
https://www.zetter-zeroday.com
Alex Kaplan @alkapdc.bsky.social Senior Researcher at Media Matters, focusing on social media misinformation, disinformation, & online extremism. Statements are mine, not employer's. Send tips to akaplan@mediamatters.org.
Elise Thomas @elisethomas.bsky.social Senior OSINT Investigator at @cen4infores.bsky.social. Opinions, hot takes, mistakes all my own. https://www.clippings.me/elisethomas
Andy Greenberg @agreenberg.bsky.social Writer for WIRED. Author of SANDWORM. Latest book, TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency, out now. agreenberg@wired.com. Andy.01 on Signal.
Alperovitch Institute @alperovitch.institute The Alperovitch Institute for Cybersecurity Studies at Johns Hopkins SAIS.
Camille François @camillefrancois.bsky.social Professor, Columbia University School of Int'l & Public Affairs. Tech Exec, previously w/ Graphika, Niantic, Google. I work on online trust, safety and innovation. I’ve been called "most optimistic person looking at the darkest corners of the Internet" :)
Nathaniel Gleicher @ngleicher.bsky.social Global head of security policy and counter-fraud at Meta. Countering adversarial threats. Previously Illumio, NSC, DOJ. He/him. Dreaming of fall in the green mountain state.
Yoel Roth @yoyoel.com Internet sanitation enthusiast and full-time corgi wrangler.
Bellingcat @bellingcat.com Bellingcat is a global collective uncovering facts to hold power to account. Our work is independent. Our methods are public. Our community is global.
Want to support our charity? bellingcat.com/donate
Ben Nimmo @benimmo.bsky.social 
Lorenzo Franceschi-Bicchierai @lorenzofb.bsky.social Real-time historian of the late cyber capitalist era @TechCrunch, writing about the intersection of hackers, human rights, and spies.
Also writing a book about Hacking Team and the history of government spyware.
☎️ Signal: +1 917 257 1382
Joseph Cox @josephcox.bsky.social Hacking/crime/privacy journalist. Author of DARK WIRE, buy here: https://www.hachettebookgroup.com/titles/joseph-cox/dark-wire/9781541702691/#preorder Co-founder of 404 Media. Signal: joseph.404 Email: joseph@404media.co
Shelby Grossman @shelbygrossman.bsky.social Professor of Practice at the Howard Center for Investigative Journalism at the Walter Cronkite School of Journalism and Mass Communication at Arizona State University
Christopher Miller @christopherjm.ft.com Chief Ukraine correspondent for the Financial Times. 16 years living and reporting in Ukraine. https://www.ft.com/christopher-miller
Author of the book, THE WAR CAME TO US, published by Bloomsbury: https://www.amazon.com/dp/139940685X
Ben Collins @bencollins.bsky.social Facebook Beef
Shane Huntley @shanehuntley.bsky.social Aussie security / tech guy.
Google Threat Intelligence. Co-founder Threat Analysis Group (TAG). Tweets are my own not my employers.
Aric Toler @aric.bsky.social Visual Investigations at The New York Times
Christiaan Triebert @trbrtc.bsky.social Visual Investigations reporter at The New York Times. Previously with Bellingcat and Airwars. Retired hitchhiker.
Donie O’Sullivan @donie.bsky.social CNN Senior Correspondent
www.instagram.com/doniecnn/
Adam Rawnsley @arawnsley.bsky.social Dog shepherd.
gab 🇺🇦🇵🇸 @gabagool.ing fka @gabbyroncone on twitter. mission tech lead for RU & Eastern European APT ops @Google. views expressed here are mine, not my employer’s. she/her.