Following

@defunctio.bsky.social

nSinus-R @nsinusr.bsky.social Captures flags with Tasteless. Assistant Professor at UoB and maintainer of FirmWire & avatar2.
evacide @evacide.bsky.social Director of Cybersecurity @eff.org Co-founder of @stopstalkerware.bsky.social These opinions are my own, not my employers’ I did a TED talk once
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
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
@brinly.bsky.social @brinly.bsky.social uh does anybody care about these bios
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.
Paged Out! @pagedout.bsky.social Paged Out! is a free magazine about programming, hacking, security hacking, retro computers, modern computers, electronics, demoscene, and other similar topics. Always accepting submissions of one-page articles.
Ryan Naraine @ryanaraine.bsky.social Three Buddy Problem https://securityconversations.com
Tim Blazytko @mrphrazer.bsky.social Binary Security Researcher & Trainer Website: https://synthesis.to
Collin Mulliner @collinrm.bsky.social Engineer | Security Researcher | Recovering Academic | KD2WON https://mulliner.org/collin
@shiftreduce.bsky.social @shiftreduce.bsky.social
Bobby Quine @quine.bsky.social Curmudgeonly computer security person. Opinions (and the like) are mine.
Julian Cohen @hockeyinjune.bsky.social CISO Ex-vulnerability researcher. Ex-CTF organizer. he/him
RE//verse @re-verse.io https://re-verse.io/ reverse engineering conference
@bsdaemon.bsky.social @bsdaemon.bsky.social
B yan @bcrypt.bsky.social just squatting this handle. find me at @yan.bsky.social.
S @samsharps.bsky.social @samsharps.bsky.social
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || عصا موسى || #w00w00
jduck @jduck.me Continuously learning about computer security through research and development.
hypr @hyprdude.bsky.social vuln researcher+exploit dev | bordeaux enjoyer | friend of all cats | him/he | https://blog.coffinsec.com
Ivanlef0u @ivanlef0u.bsky.social ivanlef0u.fr
James Forshaw @tiraniddo.dev Security researcher in Google Project Zero. Author of Attacking Network Protocols. Posts are my own etc.
Yarden Shafir @yardenshafir.bsky.social A circus artist with a visual studio license
Alex Matrosov @matrosov.bsky.social
Dave Aitel @daveaitel.bsky.social
@silviocesare.bsky.social @silviocesare.bsky.social
Mark @offlinemark.bsky.social trying hard. streaming kernel dev - http://youtube.com/@offlinemark blogging about life, art & systems programming. non-expert work: @ableton, prev @trailofbits home: offlinemark.com/about berlin, de
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Bryan Cantrill @bcantrill.bsky.social Co-founder and CTO of Oxide Computer Company. According to Field of Schemes, "tech exec and Oakland A's fan" -- but more of an Oakland Ballers fan now.
Julia Evans @b0rk.jvns.ca programming and exclamation marks blog: jvns.ca zines: wizardzines.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
yan @yan.bsky.social security at brave software / @bcrypt on twitter
Patrick Gray @patrick.risky.biz https://risky.biz/
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.
jessfraz @jess.dev CEO @ KittyCADInc, 👩🏻‍💻 @ oxidecomputer, 📝 @ ACMQueue
JP Aumasson @aumasson.jp https://aumasson.jp cofounder & CSO @ taurushq.com cryptographer (BLAKE2, BLAKE3, SipHash) author of Serious Cryptography https://nostarch.com/serious-cryptography-2nd-edition and other books Signal: jpa.01
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
JF Bastien @jfbastien.com Build & scale platform — working on humanoid robotics 🤖 🔗 https://jfbastien.com 🔗 https://tlbh.it 📍 東京、日本
Joe Grand @joegrand.bsky.social Hardware hacker, computer engineer, former L0pht member and juvenile delinquent, sometimes known as Kingpin. https://joegrand.com
Joe FitzPatrick @securelyfitz.bsky.social Trainer and Researcher, SecuringHardware.com
Summercon @summerc0n.bsky.social SummerCon 2026 is July 10-11. We are the official bsky account for SummerCon, America's Oldest Hacker Conference. Tip your bartender. https://summercon.org
stacksmashing @stacksmashing.bsky.social Security researcher with a focus on hardware & firmware. I occasionally publish stuff on YouTube. Co-founder of hextree.io. Contact: contact@stacksmashing.net
Tracy @hackerpinup.bsky.social
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
Ian Coldwater 🧊🚫 @lookitup.baby Kubernetes SIG Security Co-Chair, container escaper, goose in the mainframe. Minneapolis. They/them. Stay punk 🏴 MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3mrv36uo4pc2a
Kenn White @kennwhite.bsky.social cryptography • neuro • cloud • biscuits ORD-DCA-NYC-BCN ✈️ kennwhite@mastodon.social
JD Work @hostilespectrum.bsky.social Former intel, now academic @NDU_CIC, @TheKrulakCenter, @SIWPSColumbia @ColumbiaSIPA, @CyberStatecraft, @ElliottSchoolGW, @PAISWarwick. Apolitical, views=own
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
lcamtuf @lcamtuf.coredump.cx Blog: https://blog.coredump.cx/archive Homepage: https://lcamtuf.coredump.cx
Binary Ninja @binary.ninja https://binary.ninja/ Made with ❤️ by https://vector35.com/
Jason Syversen 👾🚀📈🏀💰🫱🏻‍🫲🏽 @jsyversen.bsky.social Hacker -> DARPA -> Founder -> Investor. Currently CEO of SportsVisio.com, GP at 10X Venture Partners (10xvp.com) Love to connect to new people!
richo butts @richo.psych0tik.net Rally cars, parachutes, airplanes. Neat times with my friends.
cts @gf256.bsky.social Hacker and meme enjoyer
Chris Wade @cmw.bsky.social Connecting dots and untying knots. This is my personal account and my opinions are my own. CTO @ Corellium / Producer
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ　ＮΣＶΞＲ】 Android Red Team @google Fuzzing @aflplusplus.bsky.social CTF @enoflag (opinions my own)
ian dupont @comedian.bsky.social Vulnerability Researcher @ Margin Research | Adjunct Professor @ NYU
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Alex Stamos @stamos.org CPO/CSO of Corridor.dev, teaching at Stanford.
M Peiter “Mudge” Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/…/DARPA/[redacted] https://en.wikipedia.org/wiki/Peiter_Zatko
DilDog 🅅 @dildog.l0pht.com Tech Dysangelist cDc/hack.xxx/Veilid Support Veilid! Badge: 🅅 www.veilid.com Merch at: @hack.xxx he/him/"hey buddy"
Brian Baskin @bbaskin.bsky.social Just someone that dabbles in threat research, malware analysis, RE, incident response, CTFs, and old school forensics. Apologetic ginger.
Bryson Bort 🦄🌴 @brysonbort.bsky.social 🦄
ShmooCon @shmoocon.bsky.social Jan 10-12, 2025 Washington, D.C. Less 🫎 Than Ever This account is mostly used to push information. Got questions? Email us at info @ shmoocon.org.
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
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
R @reaperhulk.bsky.social @reaperhulk.bsky.social
bunnie @bunnie.org Good at following directions. Bad at obeying rules.
Signal @signal.org Signal is a nonprofit end-to-end encrypted communications app. Privacy isn’t an optional mode, it’s the way Signal works. Every message, every call, every time. https://signal.org/donate/
N Nico Waisman @nicowaisman.bsky.social CISO @Lyft - Former Binary entomologist - Opinions are my own.
OffensiveCon @offensivecon.bsky.social OffensiveCon is a highly technical international security conference focused on offensive security only. Organized by Binary Gecko GmbH.
jstnkndy @jstnkndy.bsky.social Infosec professional, beverage snob, and fantasy book consumer. Vice President @ Atredis Partners. Forever terrified of Kithicor.
Joe Rozner @jrozner.bsky.social Startups, hacking, snowboarding. I build shit in Los Angeles. Writing about my journey to scalable vuln discovery @ https://goingbeyondgrep.com
Brendan Dolan-Gavitt @moyix.net AI researcher at XBOW. Security, RE, ML. PGP http://keybase.io/moyix/
jonpalmisc @jonpalmisc.bsky.social iOS exploits, (de)compilers, etc. https://infosec.exchange/@jonpalmisc https://twitter.com/jonpalmisc https://jonpalmisc.com
Michal Melewski @carste1n.bsky.social Security Engineer @ Cloudflare, ex-Google ISE, I use bad software and bad machines for the wrong things. My writing: https://carstein.github.io
Grant H @digitalcold.bsky.social Android and baseband vulnerability researcher. Computer engineering PhD. 🇺🇸 (Washington, DC) || https://hernan.de/z
Peter Goodman @cxx.dev C++ developer specializing in source and binary program analysis and transformation.
Michael Weissbacher @mweissbacher.bsky.social Securing Block (Square) infrastructure. Previously security research at Northeastern University. Internationally acclaimed Schnitzel expert 🇦🇹 mweissbacher.com NYC 🗽
snare @snare.ho.ax Nah
Y Yan Ivnitskiy @yan-i.bsky.social Security at Block. Ex-Trail of Bits, Ex-Matasano
Jordan Wiens @psifertex.bsky.social Binary Ninja dev, Cuber, EUC rider.
@pinkflawd.bsky.social @pinkflawd.bsky.social
Pete Markowsky @plm.bsky.social Cofounder & CEO @northpolesec.bsky.social Prev: @google working on Security Agents including Santa. Cofounder and Chief Architect @capsule8 (tweets are my own.) Personal Blog: https://blog.markowsky.us Company Website: https://northpole.security
Jon 'jcase' Sawyer @jcase.bsky.social Hacker, Father, Taco Maker, BBQ Fan
Rusty Wagner @bufferbuster.bsky.social Developer of Binary Ninja, experimenter with a vast multitude of unfinished side projects
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
Ryan Stortz @withzombies.bsky.social Memory Corruption, iOS, Swift, LLVM, CTF, old man stuff NYC
Recon @reconmtl.bsky.social Recon is the premier Reverse Engineering and Security conference held annually in Montreal. https://recon.cx
David Buchanan @retr0.id reverse engineering, cryptography, exploits, hardware, file formats, and generally giving computers a hard time Fedi: @retr0id@retr0.id Macroblog: https://www.da.vidbuchanan.co.uk/blog/
d0nut @d0nut.dev 🦀 Rust + Security 🔑
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
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him 🌱 grow your hacking skills https://hextree.io
Filippo Valsorda @filippo.abyssdomain.expert RC F'13, F2'17 Cryptogopher / Go cryptography maintainer Professional open source maintainer https://filippo.io / https://github.com/FiloSottile https://mkcert.dev / https://age-encryption.org https://sunlight.dev / https://filippo.io/newsletter
Richard Johnson @richinseattle.bsky.social Fuzzing; Vulnerability Research; Deep Learning; Reverse Engineering Training & Publications @ http://fuzzing.io Hacking the planet since 1995 Undercurrents.io BOFH I'll stop the world and melt with you
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
karpathy @karpathy.bsky.social AI @ OpenAI, Tesla, Stanford
Perri Adams @perrib.us Fmr DARPA Program Manager | Fmrly Organizing DEF CON CTF with Nautilus | RPISEC Alumna | Personal account, opinions my own, RT ≠ endorsement
Thomas Ptacek @sockpuppet.org Full of passionate intensity.
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her