Social Media Lab @socialmedialab.ca SocialMediaLab.ca
- News, analysis & views by @philipmai.com re: the politics of tech, social media, AI, immigration, democracy, mis/disinfo, war & propaganda. Explore our suite of social media tools for public interest research: socialmedialab.ca/apps/
k3ggy teh keg @k3g.gy 
Josh Goldstein @joshagoldstein.bsky.social Research Fellow @Georgetown's Center for Security and Emerging Technology (CSET).
Studying emerging tech, national security, and online manipulation. Trying to bridge the academia/policy divide.
https://cset.georgetown.edu/staff/josh-a-goldstein/
Karl Bode @karlbode.com Seattle-based writer focused on tech, media, politics, and consumer rights.
Subscribe to my newsletter The Fine Print*: karlbode.com
@observatorrey.bsky.social @observatorrey.bsky.social 
Ryan J. Gallagher @ryanjgallag.com Applied scientist trying to make the internet a little better. PhD. Trust & safety, networks, fingerstyle guitar. I use my hair to express myself. They/he
Clint Watts @clintwatts.bsky.social Current: Microsoft
Former: US Army, FBI
Clintwatts.substack.com
Victor Zhora 🇺🇦 @vzhora.bsky.social Cybersecurity Strategist | Co-Founder @CERM | Board Member @ICE Task Force | Ex-Deputy Chairman and CDTO @SSSCIP | Entrepreneur | Scientist | Musician | Athlete
Chris Krebs @thekrebscycle.bsky.social Aka @c_c_krebs over there 
Kumail Nanjiani @kumail.bsky.social My new special Night Thoughts is out NOW on Hulu.
linktr.ee/kumailnanjiani
Natalia Krapiva 🕊️👩🏻💻 @natynettle.bsky.social Lawyer working on human rights, technology, spyware, litigation, Russia and Eastern Europe.
Currently Senior Tech-Legal Counsel at Access Now. Formerly OSINT investigator and prosecutor.
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
Daniel Gordon @validhorizon.bsky.social Thought Trailer, Cyber Threat Intel, DFIR. He/Him. Bucketing, sharing, and bacon-saving as a service. https://validhorizon.medium.com/
brasidas @brasidas.bsky.social Not Laconic
Alexander S. Vindman @avindman.bsky.social Dad. Husband. Vet. Ex NSC/White House Staff.
ChrisRohlf @chrisrohlf.bsky.social 🇺🇸 Waging algorithmic warfare since 2003. Non-Resident Research Fellow CSET Georgetown CyberAI
🦩Bob🦩 @bobblakley.bsky.social Astros fan, photographer, identity, security, and privacy guy, flamingo aficionado.
@mikko @mikko.bsky.social Fighting malicious use of technology.
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
Sean Lyngaas @snlyngaas.bsky.social Cybersecurity reporter, CNN. Signal +1-202-355-8471 or SNLyng.11. sean[dot]lyngaas@cnn[dot]com|slyngaas@proton[dot]me
Joseph Frusci @theaveragejoe.org Cybersecurity | Cloud | AI | Networking | Education | Coffee
https://linktr.ee/joseph.frusci
Matthew Gracie @infosecgoon.bsky.social Security Analyst. Panther Modern.
Engineer at Security Onion Solutions.
Professor at Canisius University.
Organizer at Infosec 716 and BSides Buffalo.
Nicole Perlroth @nicoleperlroth.bsky.social cyber raconteur | author THIS IS HOW THEY TELL ME THE WORLD ENDS | former @nytimes | now betting on heroes @ Silver Buckshot Ventures + Venture Partner at Ballistic Ventures.
Ciaran Martin @ciaranm.bsky.social Cyber War. Huh. What is it good for?
Lesley Carhart @hacks4pancakes.com I am eminently qualified to speak from experience about a variety of dumpster fires.
ICS DFIR at Dragos, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. I post *very serious* things about infosec. Thoughts my own. Enby. 🏳️🌈
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Rik Ferguson @rikferguson.com Immigrant. VP Security Intelligence @Forescout, Co-founder @RespectInSec. Board @vaultree, Cybersecurity Futurist, Researcher, Award-winning writer/producer. He/Him. Pussy in bio.
Substack - Ferguson.ink
Slava Ukraini 🇺🇦
Horkos @wylienewmark.bsky.social waking up everyday in a full sprint. cyber(punk) & counterintelligence. bloody inertia interspersed with bouts of bloody frenzy. i see kanly today in everything.
#FUZZYSNUGGLYDUCK
opinions are my own.
Katie Moussouris (she/her/she-hulk/she-ra)🌻 @k8em0.bsky.social Founder & CEO LutaSecurity @payequitynow MIT&Harvard visiting scholar, @MasonNatSec fellow, 1/2 Chamoru, 1/2 Greek all-American hacker
Allan “Ransomware Sommelier” Liska @ransomwaresommelier.com Recorded Future - Ransomware Researcher
Owner @greenarcher.io - Yours Truly, Johnny Dollar | The Press Guardian | The Clock | The Green Archer
Weird mix of security, comics, photography and wine!
www.greenarcher.io
Joe Slowik @pylos.co Threat Intel / CTI / OT / ICS / Critical Infra stuff along with other things. I genuinely care, and wish others did too.
Website: pylos.co
Training/Consulting: paralus.co
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.
Joseph Menn @joemenn.bsky.social Washington Post alum covering hacking, disinformation and what’s left of privacy. Author of books on the Cult of the Dead Cow, organized criminal hacking, and Napster. Pulitzer co-finalist 2024. Signal joemenn.01
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
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
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
Sean Gallagher @thepacketrat.net Birb stalker. Cat tree. Cyber Threat Researcher. Recovering cyber and natsec reporter. Meme war and US Navy veteran.
@thepacketrat everywhere since 1994. These posts are not my employers’. https://falling-anvil.com
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Rachel Tobac @racheltobac.bsky.social Hacker & CEO @SocialProofSec security awareness/social engineering training, videos, talks | 3X @DEFCON🥈 | Ex Chair @WISPorg | Ex @CISAgov Technical Advisory Council under Director Jen Easterly
Jessica Lyons @jessicalyons.bsky.social Cybersecurity editor @theregister.com Contact me with tips: jessica.lyons@theregister.com or jess.825 on Signal
Mama bear, book worm, outdoor lover, coffee and wine snob. PNW after decades in Santa Cruz but Blazers fan always.
Alexander Martin @alexmartin.bsky.social Journalist covering cybersecurity and intelligence. UK Editor at The Record from Recorded Future News. Dad of two.
🏠 Sheffield
📧 alexander.martin@therecord.media
📱 Signal: AlexanderMartin.79
DEF CON @defcon.bsky.social The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
Joe Uchill @joeuchill.bsky.social Potential game show contestant.
Former Axios, The Hill, Passcode. Founder of the Codebook cybersecurity newsletter. Once got lost in a Starbucks.
Matthew Olney @kpyke.bsky.social I'm the Senior Director of Threat Intelligence and Interdiction at Cisco. A host of the Beers With Talos podcast. He/him.
Tim Starks @timstarks.bsky.social Senior reporter, CyberScoop, covering spyware, cyber policy and more. Russia-sanctioned. Former Washington Post, POLITICO, CQ Roll Call. @timstarks.02 on Signal. tim.starks@cyberscoop.com. Mastodon timstarks@infosec.exchange, X timstarks, Threads tstarks2.
Sergiu Gatlan @serghei.bsky.social Cybersecurity/tech reporter @BleepingComputer / serghei.ro
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.
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
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
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Eric Geller @ericjgeller.com Senior reporter at @CybersecurityDive.bsky.social covering all things digital security. I also co-host @hothtakes.bsky.social. | Send me tips: https://ericjgeller.com/contact.html
Molly White @molly.wiki writes citationneeded.news • runs @web3isgoinggreat.com and @influence.citationneeded.news • tech researcher and cryptocurrency industry critic • software engineer • wikipedian
support my work: citationneeded.news/signup
links: mollywhite.net/linktree
💗💜💙
Raphael Satter @raphae.li Say hi: https://raphae.li or on Signal: raphaelsatter.01
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.
Alex Ionescu @ionescu.bsky.social Windows Internals Author, Developer, Reverse Engineer, Security Researcher, Speaker, Trainer, and most recently Nation State Hacker.
Core OS Platform Developer at Apple, Hyper-V Vendor at Microsoft, Chief Architect at CrowdStrike and now Director at CSE.
the grugq @thegrugq.bsky.social 
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
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
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
Whitney Merrill @wbm312.bsky.social I nudge people to care about privacy and security. CPO/DPO. Privacy/infosec lawyer. Hacker. Fighting for privacy, digital civil liberties & the users. Ex @EA @FTC |my views are my own. I used to post on Twitter at @wbm312.
Shannon Vavra @shanvav.bsky.social National Security & Cybersecurity | Priors: @cnas.bsky.social Fellow, National Security Reporter @thedailybeast.bsky.social, @cyberscoop.bsky.social, @axios.com | Probably in need of covfefe and a snack | shanvav01 on Signal
Megan Stifel @megans.bsky.social Mom. Cyber & NatSec policy and law. Not what you might think.
🇺🇸
Sam Riddell @riddellsam.bsky.social Senior Analyst at Google Threat Intelligence Group. Focused on info ops & cyber threat intelligence.
Chris Bing @chrisbing.bsky.social Cyber, natsec and foreign affairs. Formers with ProPublica, Reuters and CyberScoop
https://bing-chris.medium.com/how-to-contact-me-d2fd4bd3ed7b
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
Greg Otto @gregotto.bsky.social @gregotto from twitter, now on bluesky. Editor-in-Chief at CyberScoop. Host of Safe Mode. Better with words than I am with code.
Tonya Riley @tonyariley.bsky.social Writing weird girl lit. Rep: @starlingliterary.bsky.social
Phil Reitinger @philr.bsky.social (he/him) Principal Engineer. Cybersecurity, Jaguars and dogs. Mostly retired, chair of Common Good Cyber Fund Strategic Advisory Committee. Florida man.
Michael Moore @michaelmoore.ai #AI, #Cybersecurity, and other technology topics. Trying to make the world a better place. Personal account; my views only. Work: https://s1.ai/purple at @sentinelone.com
RecursiveEmpathy @recursiveempathy.bsky.social From Ukraine
(Half-IT) Work in Customer Support
In therapy
Troubleshooter master | ADHD advocate
There may be posts about the ongoing war
Bob Lord @boblord.bsky.social Cautiously pessimistic, esp. about cyber things.
The owls are not what they seem. 🗻🗻🦉🌲🪵 🍒🥧☕️🍩 🕵🏼♀️ 👍🏻
Also: 🔐🔑🔒
And of course: hacklore.org
Other account: @hacklore.bsky.social
José Luis Peñarredonda @noalsilencio.co Journalist / Periodista. I investigate disinformation and tech for @elclip.org but a lot of things interest me.
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.
Alex Stamos @stamos.org CPO/CSO of Corridor.dev, teaching at Stanford.
Samantha Lai @samlai.bsky.social Product Policy at Instagram/Threads. Previously at @ieproject.bsky.social and @brookings.edu.
Fil Menczer @fil.bsky.social Researcher on social media misinformation and manipulation, director of the Observatory on Social Media (OSoMe.iu.edu, pronounced “awesome”) at Indiana University
Eto Buziashvili @buziashvili.bsky.social Technology & emerging threats | Research Fellow, Atlantic Council. Views my own. 🇺🇦
Jack Stubbs @dzhek.bsky.social VP of Intelligence @ Graphika. Previously: Russia, Ukraine, cyber for Reuters. 
Alicia Wanless @lageneralista.ca Information Ecologist exploring the information environment | Senior Fellow at @carnegieendowment.org and Director of @ieproject.bsky.social | PhD from KCL War Studies | Visiting Researcher @uniofbath.bsky.social | Author of The Information Animal 🇨🇦
Yvonne Lee @yvonnelee.bsky.social GenAI & product policy external engagement @ Meta. PhD student @ Oxford Internet Institute.
Washington DC.
Jean le Roux @jeanleroux.bsky.social Senior Investigator, Graphika.
Cape Town, South Africa.
Lee Foster @leefosterintel.bsky.social AI Security / Cyber Threat Intel / Disinformation / Influence Operations. Founder aspectlabs.ai, Adjunct at Johns Hopkins SAIS Alperovitch Institute for Cybersecurity Studies, formerly Director of Influence Ops Analysis at Mandiant. All views my own etc.
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
Brendan Nyhan @brendannyhan.bsky.social Dartmouth political scientist and Bright Line Watch co-director. Previously Upshot NYT / CJR contributor, Spinsanity co-founder, All the President's Spin co-author.
https://sites.dartmouth.edu/nyhan/
http://brightlinewatch.org
Quinta Jurecic @qjurecic.bsky.social Writing about law and democracy at The Atlantic, previously Lawfare. Not a lawyer. It's KWIN-ta.
Signal: qjurecic.32
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.
Alberto Fittarelli @fittarelli.com Sr. Researcher @citizenlab.ca, Disinformation & Harassment. Fmr. Meta. Trainer: find & expose covert influence. I like doers. Opinions my own.
Dina Hussein @dinahussein.bsky.social 
Maz Jovanovich @mazjovanovich.bsky.social Aussie military aviatrix, test pilot, lapsed physicist, occasional writer. Come for the aeroplanes, stay for the snark.
Aaron Berman @bermanaa.bsky.social Tech policy, former national security. Likes clear writing and (as) neutral (as possible) analysis.
Dr. Nicole Matejic @nicolematejic.bsky.social Author, PRVE Pracademic & NatSec Behavioural Economist.
Radicalisation, Violent Extremism, Info Disorder, IO, AI, Cyber Crime, FICINT.
Adj Lecturer @Terrorism_AU
Views mine. Fan of acronyms.
🖖🐾🦻| 🦘& 🇳🇿
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.
Ron Deibert @rondeibert.bsky.social Director of The Citizen Lab at the University of Toronto's Munk School of Global Affairs & Public Policy
Author of Chasing Shadows https://chasingshadowsbook.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.
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
Rose Jackson @rosejackson.bsky.social Lead DFRLab Democracy + Tech Initiative at the Atlantic Council. Failed startup founder, snarky policymaker, former frontline civilian…always Hoosier.
J.M. Berger PRE-ORDER THE POPE'S HITMAN @jmberger.com Extremism expert by day, novelist by night
THE POPE'S HITMAN (Oct. 27, 2026)
EXTREMISM (MIT Press, 2018)
Affiliate links support my work:
► https://bookshop.org/shop/jmberger
► https://amzn.to/4qJhTE7
► https://www.jmberger.com/publications/books
Kat Duffy @rightsduff.bsky.social Full time: Momlife + working on tech, rights, societal impacts, democracy, foreign affairs. Major enthusiast of biking, bourboning, pie making, home renos, kitchen design, and travel.