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.
0xacb @0xacb.com Hacker grinding for L1gh7 and Fr33dφm, straight outta the cosmic realm.
Co-founder @ethiack.com
https://0xacb.com
WHY2025 @why2025.bsky.social WHY2025 is an international non-profit outdoor hacker camp/conference taking place in The Netherlands in the summer of 2025.
WHY2025.org
0xdecode @0xdecode.bsky.social 
EuskalHack @euskalhack.bsky.social Asociación de Seguridad Informática | Segurtasun Informatika Elkartea | Computer Security Association
PCE-EPK @pce-epk.bsky.social Euskadiko Partidu Komunista gara!
¡Somos el Partido Comunista de Euskadi!
📢 Ekintzarako Partidua✊ Iraultzarako proiektua🔻
Bob Lord @boblord.bsky.social Cautiously pessimistic, esp. about cyber things.
The owls are not what they seem. 🗻🗻🦉🌲🪵 🍒🥧☕️🍩 🕵🏼♀️ 👍🏻
Also: 🔐🔑🔒
And of course: hacklore.org
Other account: @hacklore.bsky.social
sudi @sudhanshur705.bsky.social Remember, whatever happens... There's always a vulnerability
GitHub Security Lab @securitylab.github.com Securing open source software, together
Thomas Orlita @thomasorlita.com web & browser security
https://thomasorlita.com
Tom Stacey @t0xodile.com Security researcher at PortSwigger. You can find all of my write-ups and research at https://thomas.stacey.se.
Johan Carlsson @joaxcar.bsky.social Full time bug bounty hunter. Look for ”joaxcar” on other platforms
Brendan Dolan-Gavitt @moyix.net AI researcher at XBOW. Security, RE, ML. PGP http://keybase.io/moyix/
@gannimo.bsky.social @gannimo.bsky.social 
Advanced Fuzzing League @aflplusplus.bsky.social We want to make fuzzing better and better
Follow for updates on AFL++ & LibAFL
Andrea Fioraldi @andreafioraldi.bsky.social Cyber Response Italian Supercazzola Technology Officer at
@mhackeroni Inc. Writing your favourite fuzz testing tools with
@aflplusplus. Security research at .
Carl Smith @rwx.page Security @Google, Personal Account.
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
Justin Steven @justinsteven.com 
Louis Nyffenegger @snyff.pentesterlab.com Founder/CEO/Trainer/Researcher/CVE archeologist
@PentesterLab. Security engineer. Bugs are my own, not of my employer...
Phrack Zine @phrack.org since 1985
https://phrack.org
DreyAnd @dreyand.bsky.social 
BitK @handle.invalid 
kunte_ @kunte0.bsky.social CTF Player with FluxFingers | Ph.D. Student
Anne van Kesteren @annevk.nl Web Standards Engineer at U+F8FF.
Web Security Class @websecurityclass.bsky.social https://albertofdr.github.io/web-security-class/
Marxismo Crítico @marxismocritico.bsky.social https://marxismocritico.com/
Praxis, conciencia y libertad.
Web de teoria marxista.
El Salto @elsaltodiario.com Somos un medio de comunicación autogestionado, horizontal y asambleario. Apóyanos con tu suscripción http://elsaltodiario.com/suscribirse/
Diálogo Marxista @dialogomarxista.bsky.social Canal de divulgación marxista: https://youtube.com/dialogomarxista
Contracultura @contracultura.cc Espacio de divulgación, opinión e intervención política.
🔗 contracultura.cc
Mario Aguiriano @aguirianomario.bsky.social Marx gora eta Marx behera
Volodia @volodia1.bsky.social De l'audace, de l'audace, encore de l'audace!
Juventud Comunista @ujce.bsky.social Referente juvenil de @elpce.bsky.social
Marxistas-leninistas. Hacia el socialismo, organízate ✊☭
🔗 https://ujce.org/
Iniciativa Comunista @iniciativacomun.bsky.social Organización marxista-leninista que asume la defensa de los intereses de la clase obrera. ¡Organización, Revolución, Socialismo! iniciativacomunista@gmail.com
Cibcom @cibcom.org Grupo de investigación y difusión del comunismo cibernético.
Discord: http://discord.gg/9EnQFbYpVP
Otras redes: http://linktr.ee/cibcom
Web: cibcom.org
Assetnote @assetnote.io True Attack Surface Management - https://assetnote.io
@imarcex.bsky.social @imarcex.bsky.social web & v8 vr
Mathias Bynens @mths.be ♥ JavaScript, HTML, CSS, HTTP, performance, security, Bash, Unicode, i18n, macOS. https://mths.be/
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.- S @securitymb.bsky.social @securitymb.bsky.social
Yoav Weiss @yoav.ws On a mission to make the web faster, one perf feature at a time. Web platform @ Shopify. WebPerfWG and WICG co-chair. RICG4life. Opinions are my own, etc. 
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her
@ddworken.bsky.social @ddworken.bsky.social 
Michał Kowalczyk @mkow.bsky.social reverse-engineering / low-level security
Dragon Sector CTF vice-captain, Invisible Things Lab
Mastodon: @redford@infosec.exchange
Also known as Redford
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
IntentToShip @intenttoship.dev I post when browser makers announce an intent to ship, change or remove features in their web engines!
I was made by @burrito.space.
https://github.com/autonome/intenttoship-bot
Matan Berson @matanber.com Hacker and bug bounty hunter mostly focusing on client-side security.
h1-702 Vigilante, h1-65 Eliminator, AWC23 Best New Hacker
@shhnjk.bsky.social @shhnjk.bsky.social This account posts hallucinations non-stop. More grounded and less noisy thought on x.com/shhnjk :)
st98 @st98.bsky.social CTFs with zer0pts and BunkyoWesterns / Web Security / Posts random things mostly in Japanese
X: https://twitter.com/st98_
Mastodon: https://infosec.exchange/@st98
Website: https://st98.github.io/
Bruno Modificato @brunomodificato.bsky.social CTFer for: @Water_Paddler / Security auditor @osec_io
Sometimes bug bounty and research
0x999 @0x999.net 
Rebane @rebane2001.bsky.social 🇪🇪🏳️⚧️ | Archivist | 13 CVEs in Chrome | CSS sophomore | MapartCraft | Horse | rebane2001#3716 | Lyra 🦊
she/her
https://lyra.horse/
@rebane2001@infosec.exchange
Bug Bounty Reports Explained @gregxsunday.bsky.social 
@ctbbpodcast.bsky.social @ctbbpodcast.bsky.social 
Justin Gardner @rhynorater.bsky.social Christian | Full-time Bug Bounty Hunter | Host @ctbbpodcast.bsky.social | Advisor @caido.io | 3x LHE MVH | 🗣️ English, 日本語
pilvar @pilvar.bsky.social CTF w/ organizers and polygl0ts | ECSC swiss team & ICC team EU 24 | CS student @ EPFL
cts @gf256.bsky.social Hacker and meme enjoyer
Randall Munroe @xkcd.com 
Zeyu (Zayne) @zeyu2001.bsky.social • CS @ Cambridge
• CTFs with Water Paddler / Blue Water
• Security at Electrovolt / Cure53
• DEFCON 31-32 finalist
• Also on Twitter and infosec.exchange
stypr @harold.kim Touring sourcecodes. ARIN ISP Operator (AS400671). Retired CTF Player.
hextree.io @hextreeio.bsky.social 🌱 Grow your cybersecurity skills with concise and well-edited courses - in early access now! Created by @LiveOverflow and @stacksmashing.
https://hextree.io/
Andrea Mengascini @crtlaltandrea.bsky.social PhD Student @CISPA Helmholtz Center for Information Security
Web 🌐 & Metaverse 🥽 Security 
CryptoCat @cryptocat.me Security Researcher @rapid7.com 😈
Hacking Content @ https://yt.cryptocat.me 💜
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
chompie @chompie.rip hacker, poster, weird machine mechanic
https://chompie.rip
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
Jorian @jorianwoltjer.com Normalize being weird.
@renwax23.bsky.social @renwax23.bsky.social 
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
Alexandros Kapravelos @kapravelos.com Head of Research @socket.dev
Professor @ncstate.bsky.social
systems and software security 💡
JinBlack @jinblack.bsky.social CTF Player @towerofhanoi and @mhackeroni | Security Researcher | Coach @CyberTeamItaly | Coach Team Europe | Space Security
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
☭ Nata 🥀🌾 فلسطين حرة @napalmnata.bsky.social ¿Acaso no es evidente que las resoluciones y las consignas no valen nada si no son respaldadas por los hechos?
🇵🇸 فلسطين حرة
Freddy @freddyb.bsky.social manager/security things for Firefox. love my family, my bike and reading books.
You can also find me on Mastodon as @freddy@security.plumbing, which I consider my primary account.
Homepage: https://frederikbraun.de/
Chrome for Developers @developer.chrome.com The Official Chromium Developers Account.
Check out our developer portals: https://developer.chrome.com/ and https://web.dev/
remy 🐀 @remyhax.bsky.social Dad, Vuln Research, Packet poker. He/Him. DM's open, send me something cool you built. Top percentage Rattata.
https://remyhax.xyz/
d4d @zakfedotkin.bsky.social Zak Fedotkin
All thought are mine and mine alone
Michele Spagnuolo @miki.it 💼: Staff Information Security Engineer at Google. 🛠️: Rosetta Flash, BitIodine. 💛: web security, ⟠, ₿, finance. Data is the most dangerous form of opinion.
Adriana Porter Felt @apf.bsky.social I like writing silly skeets, but that doesn't pay so I also make Google Chrome. mamá, Eng Director, volunteer at Second Harvest. 🇺🇲🇨🇷
Twitter: @__apf__
Emily Stark @estark.bsky.social Encryption, HTTPS, certificates, web security, security UX, software engineering and management, TMI about parenting. Opinions are my own.- J @jonanrs.bsky.social @jonanrs.bsky.social
Orange Tsai @orange.tw This is 🍊
maitai @maitai.bsky.social BSc Computer Science Engineering | 24 | Trying to find my way ~ 🍭
http://blig.one
s1r1us | Mohan Sri Rama Krishna Pedhapati @mohansrk.bsky.social Founder @ElectrovoltSec Browser and Web Security @cure53berlin, Blockchain Security @osec_io, Rambling on http://mohansrkp.substack.com
Luke Jahnke @nastystereo.com Blogging at https://nastystereo.com
CaidoIO @caido.io We help security professionals and enthusiasts audit web applications with efficiency and ease
https://caido.io
Dafydd Stuttard @dafyddstuttard.bsky.social Founder and Chief Swig at PortSwigger. Creator of Burp Suite and the Web Security Academy. Author of The Web Application Hacker's Handbook.
Mikhail Shcherbakov @yu5k3.bsky.social Doing security research. For fun and profit...
Frycos @frycos.bsky.social Private account! Red teamer @codewhitesec. @frycos@infosec.exchange @frycos@X
smaury @smaury.bsky.social Co-Founder @shielder.com
CTF Player jbz.team
Cliff Jumping Lover (23mt max so far)
Ciarán Cotter (monke) @monke.ie Irish web hacker. Founder @ Simian Security. Newsletter every week at https://monke.ie. Reach out at https://simiansecurity.com 🇮🇪/🇯🇵
Mathias Karlsson @avlidienbrunn.se Web security fiddler. Bug bounty bastard. Sometimes I cut shapes.
Kévin Gervot (Mizu) @mizu.re About me?
| Website: https://mizu.re
| Tool: https://github.com/kevin-mizu/domloggerpp
| Teams: @rhackgondins, @FlatNetworkOrg, @ECSC_TeamFrance
| From: https://twitter.com/kevin_mizu
Eduardo Vela @sirdarckcat.bsky.social 
harisec @harisec.bsky.social Interested in web security, bug bounties, machine learning and investing. SolidGoldMagikarp
Michael Skelton @codingo.com VP of Security Operations at Bugcrowd, Security Content @ http://youtube.com/codingo, tools @ http://github.com/codingo. SecTalks and BSides Gold Coast co-organizer - He/Him
Gazte Komunistak @gaztekomunistak.bsky.social Organización juvenil del @pce_epk.
@pce_epk -ren gazte antolakundea.
@ujce.bsky.social en Euskal Herria.
Marxistas-leninistas. Hacia el socialismo.
Organízate ✊🏻☭
ujce.org/afiliacion
Andreas Zeller @andreaszeller.bsky.social Software researcher at https://cispa.de, working on #Fandango, #S3, #FuzzingBook, #DebuggingBook. Testing, debugging, analyzing, and protecting software for a better world. Find me at https://andreas-zeller.info/
Descifrando la Guerra @descifraguerra.bsky.social Medio dedicado al seguimiento y análisis de la política internacional.
Suscríbete y accede a contenido exclusivo: https://www.descifrandolaguerra.es/suscribete/