Seth Abramson @sethabramson.bsky.social Journalist, lawyer, NYT-bestselling Trump and Musk biographer, songwriter (Hounds, The Rangers), former CNN & BBC analyst, retired journalism prof.
👤: sethabramson.net/bio
⚖️: sethabramson.substack.com
🕹: retrostack.substack.com
🎶: houndsmusic.substack.com
Alexandria Ocasio-Cortez @aoc.bsky.social Waitress turned Congresswoman for the Bronx and Queens. Grassroots elected, small-dollar supported. A better world is possible.
ocasiocortez.com
Mark Cuban @mcuban.bsky.social Entrepreneur
Costplusdrugs.com
Sam @pearlsandwhiskey.bsky.social #Whiskey lover, avid reader, writing my first book, Super Auntie, Disney Adult, COO, #ConTech, #Swiftie
Filippo Valsorda @filippo.abyssdomain.expert @geomys.org founder / RC F'13, F2'17
Cryptogopher / Go cryptography maintainer
https://filippo.io / https://github.com/FiloSottile
https://mkcert.dev / https://age-encryption.org
https://sunlight.dev / https://filippo.io/newsletter
Mohammed Al-Maskati @mohdmaskati.bsky.social Digital Security Helpline Director at Access Now
https://www.accessnow.org/profile/mohammed/
Sonja Lang tokipona.org @tokipona.org tokipona.org founder, art producer, book publisher, polyglot, screenwriter, weirdo
Let's chill in a Toki Pona community server: https://discord.gg/pona
Ned Pyle @nedpyle.com Dog butler to Indy, Darby, & Kell. Former USMC 0341. Chicago Tavern style. You may know me from years of MSFT. Or not. Was @nerdpyle before the bad times. Eat shït, nazis
@bjammin1.bsky.social @bjammin1.bsky.social 
Jenna McLaughlin @jennamclaughlin.bsky.social NPR Correspondent covering technology and national security.
Send me a tip: Text JennaMcLaughlin.54 on Signal from personal (nonwork) devices.
Caroline Sinders @carolinesinders.bsky.social Human rights centered design, art, and policy
https://www.convocation.design/
Executive Director @cordlabs
Martijn Grooten @martijngrooten.bsky.social Threat researcher, rights supporter, obsessive reader, marathon runner, eternal traveler, serial migrant, music blogger, lapsed mathematician.
https://lapsedordinary.net/
Signal: martijngrooten.37
Carmen Crincoli @crincoli.org Black Lives Matter | He/Him | F*ck TERFs | Principal PM in Azure Edge+Platform | Adaptive Cloud is my thing.
David (DWIZZZLE) Weston @dwizzzle.bsky.social Corporate Vice President, OS Security and Enterprise @Microsoft
Marcus J. Carey 🏴☠️ @marcusjcarey.com 🔥 Hope Dealer | 🙃 Table Flipper | 🎨 Artist
🌟 Tribe of Hackers, US Navy, NSA, DIA, Builder
💀 Hacker | 🗣️ InfoSec, Coding, GenAI
💡 Simplifying tech, mentoring, building communities
📚 My new books >> Spot the Wolf & Hacker Inc.
🔑 Legacy > clout
Matthew Guariglia @mguariglia.bsky.social Historian of race, policing, surveillance, and technology. Senior Policy Analyst at EFF. Sometimes teach at Emory. The Church Committee Report is out now! My views are not my employers.
MatthewGuariglia.com
Julien @julien.io 🛡️ Field CISO EMEA @ Cohesity
🎓 Lecturer @ Ecole2600 🏴☠️
🗣️ 🇫🇷 & 🇬🇧
🏴☠️💰 Owner of https://ransomware.live
Micah Lee @micahflee.com Doing what I can to keep activists, journalists, and researchers safe and productive — writing at https://micahflee.com — author of HACKS, LEAKS, AND REVELATIONS https://hacksandleaks.com — signal: micah.01
CERT-FR @cert-fr.bsky.social Centre gouvernemental et national de veille, d'alerte et de réponse aux attaques informatiques.
Pour toute question : cert-fr@ssi.gouv.fr ou par téléphone au 3218
RogOne @rogone.bsky.social 
ONERA @onera.fr L'ONERA est le premier acteur français de la recherche technologique en :
✈️ Aéronautique
🚀 Espace
🛡️ Défense
Suivez-nous ➡️ https://bit.ly/4qhXa9E
DeadParr0t @deadparr0t.bsky.social Just pwning for the fjords | 🇫🇷 🏴☠️ 🇬🇧 | Chaotic Good | Hacking & pentest stuff | Shitposts | Opinions here are those of my cat, mostly
Mark Russinovich @markrussinovich.bsky.social CTO of Microsoft Azure, author of novels Rogue Code, Zero Day and Trojan Horse, Windows Internals, Sysinternals tools. Opinions are my own.
Haroon Meer @haroonmeer.canary.love Security Geek. We build Thinkst Canary - https://canary.tools
Dino A. Dai Zovi @ddz.bsky.social I drink amari and I know things. $ddz
LMDDGTFY: https://duckduckgo.com/?q=dino+dai+zovi
NYC/BK
Chad Loder @chadloder.dev The purpose of a system is what it does. 🌪️ they/them
Patrick Gray @patrick.risky.biz https://risky.biz/
Jayson E. Street💜🤗💜 @jaysonstreet.bsky.social Hacker - Helper - Human
JaysonEStreet.com
Leigh Honeywell @hypatia.bsky.social Security, diversity, housing, Canadian stuff 🇨🇦. Cofounder and CEO of @tallpoppy.bsky.social; more at leighhoneywell.com
Kelly Shortridge @shortridge.bsky.social software resilience, cybersecurity, complex systems | chief product officer @fastly.com | nyc
“In the information society, nobody thinks. We expected to banish paper, but we actually banished thought.”
kellyshortridge.com
@swagitda_ on Twitter
Troy Hunt @troyhunt.com Founder & CEO of @haveibeenpwned.com, the most trusted name in data breach intelligence. Speaker, blogger, Microsoft Regional Director. Gold Coast, Australia.
yan @yan.bsky.social security at brave software / @bcrypt on twitter
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
selenakyle @selenakyle.bsky.social ⭐ researcher, artist, mystic & mathlete.
🦊 what the fox says
1dark1 @1dark1.com WAKE UP AND FIGHT!
VOTE. THEM. OUT.
Graphic artist + logo designer for hackers
BIZ: hotironcreative.com/logos
SHOP: stickerthepla.net
ME: https://1dark1.com
she/her/Eldergoth
BLACK, TRANS, MINORITY, LGBTQIA++ LIVES MATTER!
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Space Rogue @spacerog.bsky.social I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
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.
Ars Technica @arstechnica.com Original news, reviews, analysis of tech trends, and expert advice on the most fundamental aspects of tech.
Chris Wysopal @weld.bsky.social Gray haired gray hat. Co-founder Veracode. Former L0pht security researcher. Builds tools to find and fix vulnerabilities in code at scale.
Lesley Carhart :unverified: @hacks4pancakes.infosec.exchange.ap.brid.gy I am eminently qualified to speak from experience about a variety of dumpster fires.
ICS cybersecurity person, @pancakescon organizer, martial artist […]
🌉 bridged from ⁂ https://infosec.exchange/@hacks4pancakes, follow @ap.brid.gy to interact
Kevin Devine @kevinpdevine.bsky.social music, ephemera
kevindevine.net
Patreon.com/kevindevine
netbroom @netbroom.bsky.social Founder of @pulsedive.com. Creator of threatfeeds.io.
3ncr1pt3d 🇨🇦 Elbows Up! @3ncr1pt3d.bsky.social 🇨🇦 Friendly Canadian. Cat mom. Helper. Looking deeper. Connecting dots. Infosec & geopolitics & coffee. These are my opinions only. Not the 51st state eh 🇨🇦
Hexadecim8 @hexadecim8.com Author | spooky trans athlete | Linux behavioral threat researcher | never hacked nobody
https://hexadecim8.com
Deviant Ollam ツ @deviantollam.bsky.social Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. 🔓
"Even if the world were ending tomorrow, I would still plant a tree." 🌲
(he/they)
Rowdy @r0wdy.sk33t.expert electric callboy, bad golfer
Matthew Garrett @mjg59.eicar-test-file.zip Former biologist. Actual PhD in genetics. Security, OS security teaching at https://www.ischool.berkeley.edu.
Blog: https://codon.org.uk/~mjg59/blog
Signal: @mjg.59
He/him
Opinions expressed here are mine, not my employer's
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
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
C:\hristina @divinetechygirl.com Information Security Leader & Published Author • Leading InfoSec & Cyber @ 🏈 • Love a fitted but I don’t 🧢
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.
Drahcir_rahl 🇺🇦 (Richard) @drahcirrahl.bsky.social DBA | Hacker | Code Monkey | Sysadmin | Foodie | Spicy Food Nut | IT juggernaut | Hardware Junkie | SBC/MCU/Electronics tinkerer | Metalhead
Make kindness happen. He/him. I work for a car wash, and it rocks.
https://linktr.ee/drahcir_rahl
Matteo @ hacking and cracking @geminiimatt.bsky.social Hacker. Founder of , @cryptoharlem.bsky.social, counter-surveillance, safety, and security expert. Pushing back against inequality in all it's forms. Anti surveillance, trainer to all marginalized & oppressed people everywhere. (He/They)
Amélie Koran (webjedi) @webjedi.bsky.social Security Hobo, Itinerant Technologist, Policy Anti-Wonk, Former Senior Fellow at The Atlantic Council, Teller of Tales for Darknet Diaries #91 (and other venues). All opines are my own. RS/Fav/Follow≠Endorsement.
Cat Murdock @catmurd0ck.bsky.social Hacker by day, author also by day but sometimes night. Gotta keep you guessing.
Brian Epstein @epepepep.bsky.social Linux, InfoSec, Cryptography, Scouts, Woodworking, Laser Engraving
Blenster 🅅 @blenster.com I used break things and write detailed reports but now I'm management. Rapid Prototyper. Maker. Apprentice Knifemaker. Sometimes I try to help explain social situations to dudes.
Trans rights are human rights and Black lives matter.
I love you.
Haim Cohen @chaimtime.bsky.social Haim is a computer science teacher in NJ. In his free time, he hosts ShortExplanations, a security podcast, teaching people that salted hashes are not breakfast. At home he teaches his sons emoji as a second language, and that 11 comes after 10.
Conspiracy Watch @conspiration.bsky.social Observatoire du conspirationnisme et des théories du complot.
Chris Krebs @thekrebscycle.bsky.social Aka @c_c_krebs over there 
Daniel Temkin @dtemkin.bsky.social Forty-Four Esolangs: The Art of Esoteric Code: https://danieltemkin.com/esolangs (2025, MIT Press)
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
Jon Camfield @joncamfield.com Find me at https://mastodon.social/@joncamfield , or my bridged account here: https://bsky.app/profile/joncamfield.mastodon.social.ap.brid.gy
Tim McGuffin @tim.mcguff.in @NotMedic from that other place.
Adversarial Cartographer. DEFCON Staff & CFP Board. MS in DF. Fmr Fire/EMS. Red and Blue. Builder. Tinkerer. Chaotic Good.
Cory Booker @corybooker.com U.S. Senator from New Jersey. 
Ian Anderson @iananderson.bsky.social Cyber and Physical Security Manager. Technology Monitoring. Instructor @ Arizona State. Baseball fan.
Oklahoma City
Tor Ekeland @torekeland.bsky.social Trial, Transactional, and Appellate Lawyer.
Computer Law, Constitutional Law, Criminal Law, Crypto Law
torekeland.com
Accidental CISO @accidentalciso.net I accidentally became the CISO. I didn't want this job, but the job chose me. I'm scared, and I want to go home.
https://www.accidentalciso.net
Rot26 🇺🇸🤝🇺🇦 @rot26.wtf Infosec. Professor. Studies Conflict, Cyber, and Influence Operations. Also, Emergency Management, Community Resilience and Weather. Optimist. Christian, but not a jerk about it. Fella from way back. Tries to be a helper. He/Him
Sean Goodwin @0xseang.bsky.social seangoodwin.blog #GSE 271 | meathead triathlete | #gopackgo
Cassie @lavishhhloka.bsky.social ✈️🍴💃🏻
MyMy @infosecqueen.bsky.social Trigger Warning: It's love, happiness, fly shi!+ and occasionally info sec talk. 
BBQandSysFaults 🏳️🌈🏳️⚧️ @bbqandsysfaults.bsky.social Professional Geek, Technology Enthusiasts, Gamer, Emotional Non Monogamist and Dad. Posting about Tech, Food Porn, Shitpost, Politics, Polyamory. and WTF!
Trans Rights are Human Rights!
He/Him Opinions are mine, not employers!
Michael Dunn @mikeymagnificent.bsky.social Sometime Project Manager, Podcaster, Voiceover;
All time CPFC, Red Bulls, Devils, Jets & Red Sox
Forever R.E.M., Wilco, Fountains of Wayne & Newport Folk
#LongLiveAdamSchlesinger
#WhatDoWeFuckingDoNow
Roxy @roxytall.bsky.social i’m nice
https://buymeacoffee.com/roxytall
Nicole Schwartz @circuitswan.bsky.social Brains are inversely proportionate to common sense - me, Nicole Schwartz. Formerly known as AmazonV. she/her
@DianaInitiative @dcskytalks
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
Sh3ll. @securesh3ll.bsky.social Gray Hat 🎭 Posix 💜
Hyperactive and Hypersensitive ✨
Libertarian/Alterglobalist 🕸
Music 🎵
🤡 I am scary according to some. 🤡
👅 *A guy trying stuff* 👅
https://twitter.com/SecureSh3ll
Christopher Peacock @securepeacock.bsky.social I find weird things on networks.
#PurpleTeam | Ex Raytheon MSSP, SCYTHE, & GD | Taught at BlackHat & DEFCON | #100DaysofSigma | Keep exploring, keep learning, and stay curious.
Auschwitz Memorial @auschwitzmemorial.bsky.social Former German Nazi concentration & extermination camp Auschwitz. Official account. We commemorate victims, educate about history & preserve the authentic site.
www.auschwitz.org | lesson.auschwitz.org | podcast.auschwitz.org
nixCraft @cyberciti.biz Enjoy Linux & Unix-like systems, open-source software, and programming/compsci? Into Sysadmin & DevOps? Follow us to make the most of your IT career! Discover new tools and apps daily, plus a dose of humor ⤵️
https://www.cyberciti.biz
dervishe the grey @dervishe.eurosky.social Entropy factor / Lurker at the Threshold / Jeux de mollets / Ici on mange aussi / B2877AE83A773EAF / @dervishe@mastodon.sdf.org
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
bat 🦇🌻 @mzbat.bsky.social Security Consultant & Founder, Sonar Security | Red Siege, VMware Tanzu, NASA GSFC, Apple, 18F | art, lego, board games, comics, cute animals |🧛🏻♀️⛵️
InfoSteph (92%) @stephandsec.com She/Her. Cybersecurity Educator & Engineer. Writer. Keynote Speaker. LinkedIn Learning Author (150K+ learners). Neurospicy (ADHD). Sharing insights to inspire growth and connection. Black and proud.
Stephandsec.com
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
Nicole Beckwith @nicolebeckwith.bsky.social Sr. Manager, Threat Operations @kroger 🍓 CTI, Hunting, Detection Engineering, Insider Risk, Fraud & Forensics 💻 Fmr LE & DFIR for OH & Secret Service TF. #FSD #w00w00 #CFC
Ray [REDACTED] @rayredacted.com Past: Host of "Tribe of Hackers"; Assoc. Producer "Darknet Diaries."
Current: Cybersecurity researcher and executive. Also, father of the fastest climber who has ever lived. Seriously.
Warning: I talk about my son ALOT
“Ut scandis, alios subleva.”
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
Shannon Morse @snubs.bsky.social 💕 YouTube Tech Content Creator 💕
🥳 130k+ https://youtube.com/@ShannonMorse
🌙 Sailor Moon Expert & Collector 🌙
https://youtube.com/@SailorSnubs
🦄 She/Her/Cylon/Unicorn/Witch 🦄
📸✈️🎮👩💻🌻🔮
B1gt1dd13s @bentleyaudrey.bsky.social Tech & Humor 🪬
Lock Down Your Life @lockdownyourlife.com Privacy Architect/Online Safety Strategist/#OSINT Investigator • 🔞 21+NSFW 🌶 She/Her
All My Links: https://beacons.ai/lockdownyourlife
Paylinks, wishlist, Spicy 👇🏻
https://linktr.ee/lockdownyourlife
Lisa Forte @lisaforte.bsky.social Cyber security, climbing, caving and diving! 💜
shenetworks @shenet.works Networking • Hacking • Hacking Networks (she/her)
shenet.works
Tanya Janca | SheHacksPurple @shehackspurple.bsky.social Secure Code Trainer - Best-selling author of Alice and Bob Learn Secure Coding & Alice and Bob Learn Application Security. #AppSec she/her
https://shehackspurple.ca 🌻
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her