Björn Töpel @bjorntopel.bsky.social Low-level bit fiddler. Mostly Linux kernel -- RISC-V, networking, and BPF. Wannabe librarian, and collector of unused boards. Making way for the Homo Superior.
Allele Security Intelligence @alleleintel.com Allele Security Intelligence is an independent company specializing in Information Security research. Research and development are fundamental principles that guide our decision-making, enabling us to offer efficient and excellent services to our clients.
Brendon Tiszka @btiszka.bsky.social Google Project Zero
Pit @suidpit.sh Technomancer, bard, user of "books".
I pay to dive in the sand in my shorts when it's freezing outside.
I have no strong opinion on the joypad vs M+K beef.
@fuzion24.bsky.social @fuzion24.bsky.social 
Quentin Minster Picavet @laomaiweng.bsky.social Usual mood: confused. Ingénierie à rebours & endless home renovation. I always enjoy a good walk down the page tables. He/him.
Mastodon: @laomaiweng@infosec.exchange
Twitter/X: @laomaiweng
Jack @xploit.dev Principal Exploit Dev @ Breakpoint Research https://breakpointresearch.com/
Ange @angealbertini.bsky.social Reverse engineer, file formats expert.
Corkami, CPS2Shock, PoC||GTFO, Sha1tered, Magika...
Security engineer @ Google. He/him.
Ryan Stortz @withzombies.bsky.social Memory Corruption, iOS, Swift, LLVM, CTF, old man stuff
NYC
busdma @uaf.re Hacker, occasional CTF with organizers
Phenol @phenol42.bsky.social Former chemistry student. 42born2code alumni. Reversing and pwning stuffs at RandoriSec. 
alkali @alkalinesec.bsky.social mobile security / symbolic execution . he / him
Quentin M @0xdagger.bsky.social Security ninja
0x4d5a @0x4d5a.bsky.social Security Researcher @ Neodyme. Windows Internals, Reversing, Fuzzing, CTF
Ron Bowes @iagox86.bsky.social Staff Product Detection Engineer @ Censys. https://skullsecurity.org
Mostly post about professional stuff, maybe some improv stuff and maybe even magic some day. Seattle-based (originally Canadian), queer, cybersecurity nerd.
(He/him)
SinSinology @sinsinology.bsky.social Pwn2Own 20{22,23,24,24.5}, i look for 0-Days but i find N-Days & i chase oranges 🍊
https://summoning.team/
Stephen Fewer @stephenfewer.bsky.social Senior Principal Security Researcher at @rapid7.com. Specializing in software vulnerabilities and exploitation. stephenfewer.github.io
ϻг_ϻε @steven.srcincite.io Hermetic Initiate. Exploring conscience and the nature of reality. I also hack things.
@halvarflake.bsky.social @halvarflake.bsky.social 
Alexandre Borges @alexandreborges.bsky.social Vulnerability Researcher | Exploit Developer (speaker 3x at DEF CON)
@bugdigger.bsky.social @bugdigger.bsky.social Low level software security
Linux Kernel Security @linkersec.bsky.social Links related to Linux kernel security and exploitation.
Maintained by @andreyknvl.bsky.social and Alexander Popov.
See https://xairy.io/linkersec for mirrors.
Andrey Konovalov @andreyknvl.bsky.social Security engineer at http://xairy.io. Focusing on the Linux kernel. Maintaining @linkersec.bsky.social. Trainings at http://xairy.io/trainings.
harisec @harisec.bsky.social Interested in web security, bug bounties, machine learning and investing. SolidGoldMagikarp
Alex Plaskett @alexplaskett.bsky.social Security Researcher | Pwn2Own 2018, 2021, 2022, 2024 | Posts about 0day, OS, mobile and embedded security.
F4b @0xf4b.bsky.social VR team tech lead @synacktiv.com
David B. - _p0ly_ @pol-y.bsky.social Security expert @Synacktiv
voydstack @voydstack.re VR @ Synacktiv, low level security enthusiast
https://voydstack.re/
Izobashi @izobashi.bsky.social Security researcher at the ZDI
Izobashi.info
Mark Barnes @1nc4nu5.co.uk CTO @ Breakpoint Research
He/Him
Born at 340ppm- M @mistymntncop.bsky.social @mistymntncop.bsky.social
__gsch @mgj.bsky.social VR and Rust.
roddux @roddux.bsky.social 
David Weinstein @insitusec.com CTO, software, code archaeology, security, mobile apps, startups, NP Hard, AI things
434b @434b.bsky.social Vulnerability researcher | Fuzzing | Anything low-level excites me | Admin @ https://0x00sec.org | My tweets are my own | Blog: https://0x434b.dev
Jesse D'Aguanno @x30n.bsky.social Hacker, Vuln Research, 2x winner DEF CON CTF, Founder & CEO Blackwing Intelligence, not a CISSP 
cts @gf256.bsky.social Hacker and meme enjoyer
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
terjanq @terjanq.me security enthusiast that loves hunting for bugs in the wild. co-founder and player of @justCatTheFish.
infosec at @google. opinions are mine.
From: https://twitter.com/terjanq
szymex73 @szy.bsky.social 🎶🎮 & CTFs | Capturing 🚩 with justCatTheFish
Black Hat @blackhatevents.bsky.social The world's premier Technical Cybersecurity Conference Series
Jeff Moss @thedarktangent.bsky.social thedarktangent@defcon.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.
Grant H @digitalcold.bsky.social Android and baseband vulnerability researcher. Computer engineering PhD. 🇺🇸 (Washington, DC) || https://hernan.de/z
buherator @buherator.bsky.social "I'm interested in all kinds of astronomy."
https://scrapco.de
Mostly cross-posting from Fediverse: @buherator@infosec.place
Csaba Fitzl @theevilbit.bsky.social macOS Security -- Trail running 🏃 -- Mountains ⛰ -- Tolkien fan
Ivan Kwiatkowski @justicerage.bsky.social Security Researcher @Meta. Writer. Would-be musician. Maintainer of Manalyze and Gepetto. Trolling on a purely personal capacity.
@ih8sn0w.bsky.social @ih8sn0w.bsky.social 
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.
Pwn20wnd @pwn20wnd.bsky.social Hacker @uncOverTeam. Jailbroke iOS 11.0-14.8.
Helping Apple make iOS more secure by uncOvering real security issues. #uncOver- 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- C @codecolorist.bsky.social @codecolorist.bsky.social Placeholder. Probably read-only
stypr @harold.kim Touring sourcecodes. ARIN ISP Operator (AS400671). Retired CTF Player.
guyru @guyru.bsky.social Vulnerability research, cryptography, FOSS, finance and random stuff.
Leading Cellebrite's iOS research.
James Forshaw @tiraniddo.dev Security researcher in Google Project Zero. Author of Attacking Network Protocols. Posts are my own etc. 
CoolStar @coolstar.bsky.social iOS app & Windows kernel developer. Ex-jailbreaker
from San Francisco Bay Area, CA
Hoshino Lina (星乃リナ) 🩵 3D Yuri Wedding prep!!! @lina.yt Hacker & Mad Scientist VTuber!
▶️ lina.yt
💍 @cyan.yt 🩵 | We are @thgirls.yt ✨
ママ : @heripiro.bsky.social ｜パパ : twitter.com/otozuki_teru
All the links: https://lina.yt/me
Zardus @zardus.bsky.social Retired DEFCON CTF org.
Shellphish Captain Emeritus.
ASU Prof.
angr hacker.
pwn.college sensei.
Looking for students/interns!
https://yancomm.net
https://github.com/zardus
https://defcon.social/@Zardus
Phrack Zine @phrack.org since 1985
https://phrack.org
radareorg @radareorg.bsky.social The official radare2 account in the Blueskyverse
Karsten @gr4yf0x.bsky.social VR. Can cook a decent Cacio e Pepe. Physicist in a former life.- A Antonio Zekić @antoniozekic.bsky.social Interested in iOS/macOS internals/security...
Lukas Arnold @lukasarnld.bsky.social Researching iOS' Cellular Protocol Stack @ SEEMOO
Studying CS @tuda.bsky.social
🌍 https://lukasarnold.de
Sean @whatthefuzzvr.bsky.social iOS Security Researcher
Alvaro Muñoz @pwntester.bsky.social Security Researcher with @GHSecurityLab. CTF #int3pids. Opinions here are mine!
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
mhackeroni @mhackeroni.bsky.social Italian CTF team. DEF CON finalists. Cyber. Pasta. And now even satellites?! ✉️ info@mhackeroni.it
Cornelius Aschermann @is-eqv.bsky.social Fuzzing & stuff https://hexgolems.com
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.- T @taviso.bsky.social @taviso.bsky.social
Advanced Fuzzing League @aflplusplus.bsky.social We want to make fuzzing better and better
Follow for updates on AFL++ & LibAFL
jiska @naehrdine.bsky.social ɿɘɘniϱnɘ ɘƨɿɘvɘɿ
🎦 youtube.com/@jiskac
📝 naehrdine.blogspot.com
🐥 twitter.com/naehrdine
🎓 hpi.de/classen
📱 reversing.training
eyb 🦔 @eybisi.bsky.social android, malware research, reverse engineering
eybisi.run
@tsvik6.bsky.social @tsvik6.bsky.social As my grandfather used to say «zero clicks tons of charm»
nalim ~ @nalim02.bsky.social unethical script kiddie
Quentin Kaiser @qkaiser.bsky.social offensive security research, embedded systems, weird file formats and all things RTOS
hypr @hyprdude.bsky.social vuln researcher+exploit dev | bordeaux enjoyer | friend of all cats | him/he | https://blog.coffinsec.com
@hasherezade.bsky.social @hasherezade.bsky.social Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc) ; https://hasherezade.net
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
jduck @jduck.me Continuously learning about computer security through research and development.
OffensiveCon @offensivecon.bsky.social OffensiveCon is a highly technical international security conference focused on offensive security only. Organized by Binary Gecko GmbH.
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
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
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
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
Carl Smith @rwx.page Security @Google, Personal Account.
Eduardo Vela @sirdarckcat.bsky.social 
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
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
b1ack0wl @b1ack0wl.com 0day Researcher @ ████████████ / Baker / 0wl
// I post random things on here
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 ✨🌈🦄
pancake @trufae.bsky.social Author of @radareorg, mainly active in the fediverse @pancake@infosec.exchange
Jordan Wiens @psifertex.bsky.social Binary Ninja dev, Cuber, EUC rider.
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
netspooky @vacci.ne knuck if you buck
https://n0.lol
ian dupont @comedian.bsky.social Vulnerability Researcher @ Margin Research | Adjunct Professor @ NYU