skateboarding dog @sk8boardingdog.bsky.social 🛹🐕 CTF 🔜 BSides CBR 2025
https://2025.sk8.dog
emma @carrot-c4k3.bsky.social cyber torture pioneer. pwn2own 2024 winner. hacking, shitposting, politics. en/ru. she/her 🏳️⚧️
Sam Collinson @rzn.bsky.social hex worker
Luca De Feo @bsky.defeo.lu Researcher in cryptography @ IBM Research, chief isogenista, SageMath developer, DevOps in my spare time. Opinions my own.
On Mastodon: @luca_defeo@ioc.exchange
Krijn Reijnders @krijn.isogeni.es Post-doc in post-quantum cryptography. Mostly isogenies nowadays. See krijnreijnders.com
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.
jiska @naehrdine.bsky.social ɿɘɘniϱnɘ ɘƨɿɘvɘɿ
🎦 youtube.com/@jiskac
📝 naehrdine.blogspot.com
🐥 twitter.com/naehrdine
🎓 hpi.de/classen
📱 reversing.training
chompie @chompie.rip hacker, poster, weird machine mechanic
https://chompie.rip
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
Piotr Bazydło @chudypb.bsky.social Principal Vulnerability Researcher at the watchTowr | Previously: @thezdi | https://chudypb.github.io
Advanced Fuzzing League @aflplusplus.bsky.social We want to make fuzzing better and better
Follow for updates on AFL++ & LibAFL
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
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.
InfoSect @infosectcbr.bsky.social 
Kylie McDevitt @kyliemcdevitt.bsky.social Cofounder & CEO @infosectcbr.bsky.social | Organiser @bsidescbr.bsky.social
@silviocesare.bsky.social @silviocesare.bsky.social 
BSides Canberra @bsidescbr.bsky.social 24-26th September 2026
https://bsidescbr.com.au/
James Forshaw @tiraniddo.dev Security researcher in Google Project Zero. Author of Attacking Network Protocols. Posts are my own etc. 
Hexacon @hexacon.bsky.social Offensive security conference in the heart of Paris. 10-11th October 2025
https://www.hexacon.fr/
OffensiveCon @offensivecon.bsky.social OffensiveCon is a highly technical international security conference focused on offensive security only. Organized by Binary Gecko GmbH.
Louis Nyffenegger @snyff.pentesterlab.com Founder/CEO/Trainer/Researcher/CVE archeologist
@PentesterLab. Security engineer. Bugs are my own, not of my employer...
Exclusive @me0w.day hacker cat
application security engineer @ Canva- M @mistymntncop.bsky.social @mistymntncop.bsky.social
Natalie Silvanovich @natashenka.bsky.social Google Project Zero
Travis Goodspeed @travisgoodspeed.bsky.social Author of books and tools for reverse engineering. Studebaker driver, but an awful mechanic. Home chip decapsulation.
Currently writing a new assembler, to be released in February.
Ange @angealbertini.bsky.social Reverse engineer, file formats expert.
Corkami, CPS2Shock, PoC||GTFO, Sha1tered, Magika...
Security engineer @ Google. He/him.
Grant H @digitalcold.bsky.social Android and baseband vulnerability researcher. Computer engineering PhD. 🇺🇸 (Washington, DC) || https://hernan.de/z- G @grc.bsky.social @grc.bsky.social
matteyeux @matteyeux.bsky.social iOS fun
Tracy @hackerpinup.bsky.social 
Phrack Zine @phrack.org since 1985
https://phrack.org
@gergelykalman.bsky.social @gergelykalman.bsky.social 
ipsw @ipsw-tool.bsky.social iOS/macOS Research Swiss Army Knife - https://github.com/blacktop/ipsw
Catalyst Security @catalystsecurity.com Excellence in Research
@brycebostwick.bsky.social @brycebostwick.bsky.social 
@ghostccamm.bsky.social @ghostccamm.bsky.social Nerd hacking web and other stuff
Tormented by a spirit named MC Fat Monke
Ian Coldwater 🧊🚫 @lookitup.baby Kubernetes SIG Security Co-Chair. I hack things and build community.
Minneapolis. They/them. Stay punk 🏴
MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3mrv36uo4pc2a
Sijisu @sijisu.eu computers are an insecure mess
Computer Science student mff.cuni.cz, CTFs with wrecktheline.com & czechcyberteam.github.io
Marco Squarcina @minimalblue.bsky.social Senior Scientist @TU Wien / Web & Mobile Security / #drumandbass DJ
🚩 with @mhackeroni.bsky.social We_0wn_Y0u kukhofhackerei Team Austria
🔗 https://minimalblue.com/
Jamie @jjjollyjim.bsky.social meow. she/her
Thomas Ptacek @sockpuppet.org Full of passionate intensity.
Justin Schuh @justinschuh.com Back in Chicago as a stay-at-home dad and small business owner. Expect some infosec/privacy/safety, 3D printing, and politics.
infosec.exchange/@jschuh
Defunct: twitter.com/justinschuh
Julia Evans @b0rk.jvns.ca programming and exclamation marks
blog: jvns.ca
zines: wizardzines.com
Matthias Kaiser @matthiaskaiser.bsky.social Vulnerability Researcher. 0xACED. Ex-Apple. Posts are my own.- C @codecolorist.bsky.social @codecolorist.bsky.social Placeholder. Probably read-only
Qualys @qualys.bsky.social 
William Bowling @vakzz.bsky.social Security Engineer at Zellic, a.k.a vakzz when doing bug bounties and CTFs with Perfect Blue - https://devcraft.io
Luke Jahnke @nastystereo.com Blogging at https://nastystereo.com
ϻг_ϻε @steven.srcincite.io Hermetic Initiate. Exploring conscience and the nature of reality. I also hack things.
Orange Tsai @orange.tw This is 🍊
@blacktop.bsky.social @blacktop.bsky.social https://github.com/blacktop
Saagar Jha @saagarjha.com 
Muirey03 @muirey03.bsky.social I break stuff | iOS Researcher @Cellebrite
jonpalmisc @jonpalmisc.bsky.social iOS exploits, (de)compilers, etc.
https://infosec.exchange/@jonpalmisc
https://twitter.com/jonpalmisc
https://jonpalmisc.com
Jordan Wiens @psifertex.bsky.social Binary Ninja dev, Cuber, EUC rider.
"Alex" @mangopdf.bsky.social australia's only hacker
https://mango.pdf.zone
James Kettle @jameskettle.com Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
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
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
Gareth Heyes @garethheyes.co.uk Web security researcher at PortSwigger. Author of JavaScript for Hackers, Shazzer and Hackvertor.
https://javascriptforhackers.co.uk/
https://garethheyes.co.uk/
vx-underground (automated mirror) @vxundergroundre.bsky.social The largest collection of malware source code, samples, and papers on the internet.
Password: infected
(unofficial, this is a bot! Maintained by a private individual, the bot can't handle retweets or replies, support soonish)
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
vortex @vortex.au I do offensive security things on the internet
shubs @shubs.io Co-founder, security researcher. Building an attack surface management platform, @assetnote.io
cts @gf256.bsky.social Hacker and meme enjoyer
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
@toasterpwn.bsky.social @toasterpwn.bsky.social CTF @EmuExploit / @malta_ctf | pwn/rev/crypto | Security Researcher | http://toasterpwn.github.io
B3NNY and the JITs @b3nny.d0n0t.click Hacker, Programmer, Forward and Reverse Engineer 🦀. Collector of undefined behaviours. Will read your rants.
@B3NNY@infosec.exchange
John @grubburg.bsky.social 
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
Dougall @dougall.bsky.social 
@halvarflake.bsky.social @halvarflake.bsky.social 
Mark Dowd @mdowd.bsky.social Internet hacker
argp @argp.bsky.social Hacker. Ascetic. Phrack author. The most technical boy in town.
Yarden Shafir @yardenshafir.bsky.social A circus artist with a visual studio license
Alice Averlong 🏳️⚧️ @alice.averlong.com Mad Scientist and Necromancer, she/her 🏳️⚧️🏳️🌈
AuADHD creature of elemental internet
collector of keysmashes
used to be called Foone, before the war
$in @sin-infosec.bsky.social Infosec / Crypto / CTF
defund @defund.bsky.social cryptography, ctf
priv.pub
Robin Jadoul @ur4ndom.dev Cryptography @ 3MI Labs
PhD @ COSIC, KU Leuven
CTF @ organizers
Deirdre Connolly¹ ² @durumcrustulum.com 🜗 🝒 🝲 crypto as in 'cryptography' 🝳 🝡 🜖
¹ isogenist, co-host SCWpod
² https://durumcrustulum.com, https://www.youtube.com/@durumcrustulum
Sofia Celi @claucece.bsky.social Proud LatinAmerican. "Legendary quantum lady/cryptographer". Researcher @brave @bristoluni.bsky.social she/they
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
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/
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Martin R. Albrecht @malb.bsky.social Cryptography Professor at King's College London and Principal Research Scientist at SandboxAQ. Erdős–Bacon Number: 6. He/him or they/them.
https://malb.io
ePrint Updates @eprint.ing.bot Unofficial bot tracking the IACR Cryptology ePrint Archive (eprint.iacr.org). Maintained by @str4d.xyz.
Currently only posts about new papers. Author names are linkified to Bluesky accounts (cryptography.social); contact maintainer for inclusion/removal.
Giacomo Pope 🍄 @giac.bsky.social Isogenies, Cryptography and Goose Emojis🪿
Aleksei Udovenko @affine.group Researcher in Cryptography (symmetric-key, white-box, post-quantum, etc.)
https://affine.group