Brendon Tiszka @btiszka.bsky.social Google Project Zero
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/
Jay Freeman (saurik) @saurik.com I developed Cydia for jailbroken iOS devices and am now (theoretically) in charge of technology for Orchid; I am also a local politician in California.- D @dylib.bsky.social @dylib.bsky.social Kernel/hypervisor engineer @awscloud EC2. Hobby @checkra1n. On Mastodon @ http://mastodon.social/@never_released.
matteyeux @matteyeux.bsky.social iOS fun
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
opa334 @opa334.bsky.social 
Winnona @winnona.bsky.social @DistrictCon Founder. Hacker and attorney. @CyberStatecraft / @BelferCenter fellow, ex-Google threat research. Dog mom. Opinions=my own 👩🏻💻
thezero @thezero.org Human Rights Defender @osservatorionessuno.org.
Security Researcher @shielder.com.
Former KeepassXC maintainer.
Computer Repair With A Smile.
thezero.org
Kagemusha @kagemusha1337.bsky.social Independent vulnerability researcher
Jon Williams @br4inde4d.bsky.social Vulnerability Researcher at Bishop Fox
Cam @cam-b.bsky.social I'm a big ol' nerd that likes computers and movies.- R Richard Moore @richmoore.bsky.social CISO at 10X Banking, F-Secure/MWR, Capita/Westpoint, Qt/KDE
Opinions are my own @richmoore@infosec.exchange @moore_rich
Kylie McDevitt @kyliemcdevitt.bsky.social Cofounder & CEO @infosectcbr.bsky.social | Organiser @bsidescbr.bsky.social
Ryan Stortz @withzombies.bsky.social Memory Corruption, iOS, Swift, LLVM, CTF, old man stuff
NYC
F4b @0xf4b.bsky.social VR team tech lead @synacktiv.com
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
seven @sevensec.bsky.social unsecurity engineer
exploiting, reversing, gaming, coffee
DistrictCon @districtcon.bsky.social A new DC hacker conference: Bringing together builders, breakers, and fixers to do cool shit.
Feb. 6-7, 2027
districtcon.org
ufo @uefo.bsky.social vim enjoyer
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
Sarah Drasner @sarahedo.bsky.social Opinions my own.
https://sarah.dev
Sr Director of Engineering @ Google: Core Web, Android, iOS Infrastructure
Formerly Vue Core •
Frontend Masters teacher •
O'Reilly Author •
https://www.engmanagement.dev/
https://github.com/sdras
Scott Hanselman 🌮 @scott.hanselman.com I want you to win and be happy. Code, OSS, STEM, Beyoncé, T1D, open source artificial pancreases, Portland, 3D printing http://hanselminutes.com inclusive tech podcast! VP/Member of Technical Staff, Microsoft/GitHub 🌮
http://hanselman.com/about
Foundry Zero @foundryzero.co.uk We're a specialised supplier providing cyber security research, engineering services and training.
Łukasz @lukasz.bsky.social Breaking bad UTF-8 implementations since 1991. I secure cybers and run trails. If I’m posting, I’m hopefully not on a trail. Views own. He/him
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
RE//verse @re-verse.io https://re-verse.io/ reverse engineering conference
OffensiveCon @offensivecon.bsky.social OffensiveCon is a highly technical international security conference focused on offensive security only. Organized by Binary Gecko GmbH.
Ivanlef0u @ivanlef0u.bsky.social ivanlef0u.fr
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.
@blacktop.bsky.social @blacktop.bsky.social https://github.com/blacktop
Amy B @nyanbox.stackchk.fail aka itszn (itszen)
0xffff000041414141
Security researcher creating pwnable puzzles
https://infosec.exchange/@nyanbox
https://x.com/itszn13
LLM Art: https://bsky.app/profile/alternet.site
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.
Bjoern Kerler @bkerler.bsky.social viperbjk@twitter.com, bkerler@github.com
TZ pwner, reverse engineer and cryptanalyst
destsrcsize @destsrcsize.bsky.social Professional disassembly enthusiast
/dev/zero @compromised.systems Full of sound and fury
Signifying nothing
Izobashi @izobashi.bsky.social Security researcher at the ZDI
Izobashi.info
0xTen @0xten.bsky.social android/linux kernel @ Vigilant Labs | ctfs (pwn) w/ CoR + ELT
HexNomad @hexnomad.bsky.social Infosec nerd
sam4k @sam4k.com pwning kernels & blogging on os internals 🌱
Trenchant @trenchantarc.bsky.social Trenchant. An L3Harris company.
Mark Barnes @1nc4nu5.co.uk CTO @ Breakpoint Research
He/Him
Born at 340ppm
liz @anat0m1a.bsky.social they/she 🏳️⚧️ | iOS Researcher | Azumanga Daioh Enjoyer
Ridge Shrubsall @ridgeshrubsall.bsky.social Software developer and reverse engineer
https://ridge.dev
Sam Thomas @xorpse.ghost.sh Program Analysis / Reverse Engineering
Website: https://xv.ax
crazy hugsy @blah.cat Someone who likes debuggers a bit too much
🇨🇦 • 🇰🇷 • 🇫🇷
Wam @0x21.bsky.social Vulnerability researcher, Pwn2own winner and PhD in my past life. I mainly break Android things.
Angelos T. Kalaitzidis @0xshad3.bsky.social RE / VR & Intense Coffee Consumption. He/Him. Opinions are my own. Curr: iOS . Past: Hypervisors.
saspect @saspect.bsky.social trying to break stuff.
@xploitbengineer.bsky.social @xploitbengineer.bsky.social 
@ghidraenjoyer.bsky.social @ghidraenjoyer.bsky.social 🇨🇦 iOS Vulnerability Researcher, views are my own.- F fysac @fysac.bsky.social Security engineer with an interest in vulnerability research, cryptography, and software engineering.
https://github.com/fysac
@earlorange.bsky.social @earlorange.bsky.social VR/Exploit Dev ||>|| Love internals ||>|| Research interests in decompilation, exploit mitigations and side channels 🔹⚔️
@the-st0rm.bsky.social @the-st0rm.bsky.social Security/Privacy Engineer @Meta, Ex @Lacework, @Deloitte, @SecForce_LTD. CTFer with LCBC, vulnerability researcher and exploit dev. Opinions are my own
Layle @layle.bsky.social gen-z reverse engineer & exploit-dev • "embrace the c(ake)make" • shitposter • windows internals crackhead that likes emudev, os internals and ctfs @organizers
@droner.bsky.social @droner.bsky.social researcher. exploit dev. pdx. hacking @ atredis
https://dronesec.net/
hypr @hyprdude.bsky.social vuln researcher+exploit dev | bordeaux enjoyer | friend of all cats | him/he | https://blog.coffinsec.com
Dave Aitel @daveaitel.bsky.social 
NCSC UK @ncsc.gov.uk We are the National Cyber Security Centre – part of the UK’s intelligence & cyber agency GCHQ. We help to make the UK the safest place to live and work online.- N @nerdkernel.bsky.social @nerdkernel.bsky.social
Natalie Silvanovich @natashenka.bsky.social Google Project Zero
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her
InfoSect @infosectcbr.bsky.social 
professional rustacean 🦀🇺🇦🌻😷 @adhsec.bsky.social reverse engineering & vulnerability research, ex MWR Labs, generally bad at computers, memory safe(probably), OS internals/hypervisor/browser research and bug hunting r&d (❤️program/code analysis)🐞🔍 @adhsec on hellsite, they/them, enby, #AuDHD
Alex Plaskett @alexplaskett.bsky.social Security Researcher | Pwn2Own 2018, 2021, 2022, 2024 | Posts about 0day, OS, mobile and embedded security.
x0rz @x0rz.bsky.social Cybersecurity & Threat Intelligence. Knowledge is power, France is bacon 🥓
cts @gf256.bsky.social Hacker and meme enjoyer
b1ack0wl @b1ack0wl.com 0day Researcher @ ████████████ / Baker / 0wl
// I post random things on here
roddux @roddux.bsky.social 
@brinly.bsky.social @brinly.bsky.social uh does anybody care about these bios
Adrian Herrera @adrianherrera.bsky.social Security researcher with an interest in formal methods.
B̶u̶i̶l̶d̶i̶n̶g̶ breaking things @ Interrupt Labs |
Teaching @ Australian National University
https://adrian-herrera.com
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.
b33f @fuzzysec.bsky.social 意志 / Antiquarian @ IBM Adversary Services / Ex-TORE ⚔️🦅 / I rewrite pointers and read memory / AI Psychoanalyst / Teaching
at labs.calypso.pub
David (DWIZZZLE) Weston @dwizzzle.bsky.social Corporate Vice President, OS Security and Enterprise @Microsoft
0xor0ne @0xor0ne.bsky.social | CyberSecurity | Reverse Engineering | C and Rust | Exploit | Linux kernel | PhD | Only My Opinions :) |
Paul Chichester CMG MBE @0xchich.bsky.social Director Operations, NCSC, GCHQ. 30+ years in Government Cyber Operations. Views entirely my own and do not necessarily reflect those of my organisation. 🏴 🇺🇦
Yarden Shafir @yardenshafir.bsky.social A circus artist with a visual studio license
@halvarflake.bsky.social @halvarflake.bsky.social 
TrendAI Zero Day Initiative @thezdi.bsky.social TrendAI Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
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
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.
Łukasz @maldr0id.bsky.social Military-grade reverse engineer @ Google, working on Android malware
Got mistaken for a member of Project Zero once.
Everything here is my own opinion
he/him ✨🌈🦄
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
Mark Dowd @mdowd.bsky.social Internet hacker
chompie @chompie.rip hacker, poster, weird machine mechanic
https://chompie.rip
Interrupt Labs @interruptlabs.bsky.social We’re here to provide world-leading vulnerability research and research capabilities. From browsers, mobile, automotive and everything in between.
www.interruptlabs.co.uk
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app