@cryptax.bsky.social @cryptax.bsky.social Android malware analysis. Ph0wn CTF founder. IoT hacking. Frequent speaker at Virus Bulletin, Insomnihack etc. Based in France.
Currently testing Bluesky. Otherwise on Mastodon.social.
ANSSI @anssi-fr.bsky.social Compte officiel de l'Agence nationale de la sécurité des systèmes d'information (ANSSI) | Retrouvez les alertes de #cybersécurité sur le compte @cert-fr.bsky.social
@frevadiscor.bsky.social @frevadiscor.bsky.social 
Hugow @rustyphasm.bsky.social Red Team / Security researcher at @synacktiv.com
linktr.ee/rustyphasm
Intigriti @intigriti.com Bug bounty & VDP platform trusted by the world’s largest organisations! 🌍
linktr.ee/hackwithintigriti
TumpiCon @tumpicon.org IT Security Conference in Turin area (Italy) | 27-28 June 2025
FluxFingers @fluxfingers.net Participating in Capture the Flag security competitions representing @ruhr-uni-bochum.de since 2007. Also, organizers of annual Hack.lu CTF.
Web: https://FluxFingers.net
Also on Twitter and https://infosec.exchange/@fluxfingers
SonarResearch @sonarresearch.bsky.social Cutting-edge security research by
Sonar to educate the world about code security across all software.
We're also at @SonarResearch@infosec.exchange 🦣 and @Sonar_Research 🐦
sudi @sudhanshur705.bsky.social Remember, whatever happens... There's always a vulnerability
pspaul @pspaul95.bsky.social 
Noobosaurus R3x @noobosaurus.bsky.social 
Isis @1sis.bsky.social 
Worty @w0rty.bsky.social Organizer of HeroCTF || ctf w/ FlatNetworkOrg || TeamFR 2021 & 2022 🇫🇷 || 🥷 Synacktiv
Josip Franjković @josipfranjkovic.bsky.social I am an average Joe who enjoys breaking websites. My security blog: https://josipfranjkovic.com
@shhnjk.bsky.social @shhnjk.bsky.social This account posts hallucinations non-stop. More grounded and less noisy thought on x.com/shhnjk :)
RyotaK @ryotak.net Security researcher?
| Icon: https://twitter.com/MelvilleTw
| Keybase: http://keybase.io/ryotak
| Threads: http://threads.net/ryotkak
| Misskey: http://misskey.io/@ryotak
BitK @handle.invalid 
Blaklis @blaklis.bsky.social CTF player with The Flat Network Society - bug bounty & web security research
Lauritz @lauritz-holtmann.de IT-Security Researcher, Pentester and Bug Hunter. Passionate about 💻, 🤽♂️, ⚜️, 🎸 and ⚽ #meinVfL
#Kaeferjaeger + H1 Ambassador
🏠 https://security.lauritz-holtmann.de
Christian Folini @christian-folini.ch Web application security guy with a passion for OWASP's open source WAF projects and National Cyber Strategy.
Maintains "Swiss Cyber Security" starter pack and cherishes his small collection of medieval helmets.
smaury @smaury.bsky.social Co-Founder @shielder.com
CTF Player jbz.team
Cliff Jumping Lover (23mt max so far)
lcamtuf @lcamtuf.coredump.cx Blog: https://blog.coredump.cx/archive
Homepage: https://lcamtuf.coredump.cx
Mastering Burp Suite @mastering-burp.agarri.fr Tips and tricks for Burp Suite Pro 🛠️
Not affiliated with @portswigger.net ©️
Managed by @agarri.fr 🇫🇷
Additional free resources 🎁
http://hackademy.agarri.fr/freebies
Mathis Hammel-Brylinski @mathishammel.bsky.social Programmation compétitive, cybersécurité & IA.
Co-fondateur & CTO @agoratlas.com, agence d'analyse des réseaux sociaux à grande échelle.
newsoft @newsoft.bsky.social Hacker, cyber security expert, troll, etc.
W00dy @woody.sh Reverse @ Synacktiv | CTF w/ TFNS
DSpiricate @dspiricate.bsky.social Blip bloup
April King @april.social Staff Security Engineer at some random tech company, previously Mozilla, Dropbox, LinkedIn, and (pre-Elon) Twitter. Has read @kateconger.bsky.social’s autobiography.
web @ grayduck.mn // also github.com/april
Hakupiku @hakupiku.bsky.social Ex-developer and pentester |
Full-time security researcher and bug bounty hunter |
CTF player Kalmarunionen|
Researcher for @ctbbpodcast.bsky.social lab
My opinions are mine and mine alone.
Orange Tsai @orange.tw This is 🍊
CryptoCat @cryptocat.me Security Researcher @rapid7.com 😈
Hacking Content @ https://yt.cryptocat.me 💜
d4d @zakfedotkin.bsky.social Zak Fedotkin
All thought are mine and mine alone
n1nj4sec @n1nj4sec.bsky.social Hacker | Bug Bounty Hunter
Luke Jahnke @nastystereo.com Blogging at https://nastystereo.com
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
Assetnote @assetnote.io True Attack Surface Management - https://assetnote.io
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
ValekoZ @valekoz.bsky.social Ninja reverser at @Synacktiv.com
face0xff @face.0xff.re vulnerability researcher · reverse engineer · Ⓥ🌱
https://0xff.re/
Chackal (Esdras DAGO) @0xchackal.bsky.social "Vulnerability researcher" doing BB on free time (http://yeswehack.com/hunters/chackal) Also doing some Reverse on many targets but find no vuln 😒
Blogpost: https://medium.com/@chackal
Maltemo @maltemo.bsky.social 🇫🇷 - Security auditor. In my free time, interested in development, OSINT & Forensic. Eclectic hobbies and interests.
Blog : https://maltemo.github.io
Tom Stacey @t0xodile.com Security researcher at PortSwigger. You can find all of my write-ups and research at https://thomas.stacey.se.
WarthogTK @warthogtk.bsky.social Pentester | MD (Intensivist & Healthcare Simulation in another life)
Infosec, Geopolitics, Defense, Disinformation, Hybrid warfare | DCS, Gaming, Metal
(OU=FR,DC=WORLD,DC=UNIVERSE)
Syzik @syzik.bsky.social Pentester | Security enthusiast | CTF player | OSINT
theMiddle @meninthemiddle.bsky.social Rev3rse Security, SicuraNext
Tib3rius @tib3rius.bsky.social Web App (mostly) Hacker | Cybersecurity Educator | Content Creator | Ex-Brit | Links: http://linktr.ee/tib3rius (he/him) 🇺🇸 A mostly unserious person. @therealc3rul34n.bsky.social is bae 🥰
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
PortSwigger @portswigger.net We are a leading provider of software and learning on web security. We make Burp Suite and the Web Security Academy.
Synacktiv @synacktiv.com Offensive security company. Dojo of many ninjas. Red teaming, reverse engineering, vuln research, dev of security tools and incident response.
Romain || BZHugs @jouetromain.fr 📍Rennes
JR0ch17 @jr0ch17.bsky.social 
Tom Anthony @tomanthony.bsky.social Web dev since 1998. Bug bounty & security enthusiast. PhD in AI. CTO at SearchPilot - data driven SEO.
https://www.tomanthony.co.uk
Anton (therceman) @therceman.bsky.social Bug Bounty Hunter
www.therceman.dev
Michael Blake @michael1026.bsky.social Application security engineer / bug bounty 
gachikuku @gachikuku.bsky.social https://kamil.gr
@cfreal.bsky.social @cfreal.bsky.social 
Swissky @swissky.bsky.social RedTeam | Pentest
Author of PayloadsAllTheThings & SSRFmap
http://github.com/swisskyrepo
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
mpgn @mpgn.bsky.social Flibustier du net ̿ ̿̿'̿'\̵͇̿̿\=(•̪●)=/̵͇̿̿/'̿̿ ̿ ̿ ̿
Podcast Hack'n Speak http://anchor.fm/hacknspeak
Github https://github.com/mpgn
Adrien Jeanneau @hisxo.bsky.social 📍 @yeswehack (aka Hisxo) - I love to break things (and I'm paid for that) - Bug Hunter
🔗 Check my Github repository https://github.com/hisxo/
#BugBounty
Ciarán Cotter (monke) @monke.ie Irish web hacker. Founder @ Simian Security. Newsletter every week at https://monke.ie. Reach out at https://simiansecurity.com 🇮🇪/🇯🇵
Guillaume | Freesec @freesec.bsky.social 
Bug Bounty Reports Explained @gregxsunday.bsky.social 
shubs @shubs.io Co-founder, security researcher. Building an attack surface management platform, @assetnote.io
Pew @thegrandpew.bsky.social 18 Year Old Websec dude, plays ctf with @Water_Paddler.
Blackhat and Defcon 22 speaker.
Building VR Goggles @dfsec_com
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
Jorian @jorianwoltjer.com Normalize being weird.
pilvar @pilvar.bsky.social CTF w/ organizers and polygl0ts | ECSC swiss team & ICC team EU 24 | CS student @ EPFL
HackerOne @hacker0x01.bsky.social The Only official HackerOne bsky account.
Peace of mind from security's greatest minds.
#HackForGood
YesWeHack @yeswehack.bsky.social Global Bug Bounty & VDP Platform - #YesWeRHackers
🔗 http://yeswehack.com/programs (Public programs)
🔍 http://firebounty.com (BB & VDP search engine)
#BugBounty 
Rémi GASCOU (Podalirius) @podalirius.bsky.social Security Researcher & Speaker | Microsoft Security MVP | Developer of security tools | 🎬 http://youtube.com/c/Podalirius
Aituglo @aituglo.bsky.social Bug Bounty Hunter 
Icare @icare1337.bsky.social Pentester at Thales DIS | OSCP | Bug Bounty Hunter | Researcher | Ethical Hacker | " Be creative, live a fun life, and don't be an asshole." - Ken Block |
Rebane @rebane2001.bsky.social 🇪🇪🏳️⚧️ | Archivist | 13 CVEs in Chrome | CSS sophomore | MapartCraft | Horse | rebane2001#3716 | Lyra 🦊
she/her
https://lyra.horse/
@rebane2001@infosec.exchange
adibou @adibou.bsky.social hacking things
CaidoIO @caido.io We help security professionals and enthusiasts audit web applications with efficiency and ease
https://caido.io
voydstack @voydstack.re VR @ Synacktiv, low level security enthusiast
https://voydstack.re/
Bruno Modificato @brunomodificato.bsky.social CTFer for: @Water_Paddler / Security auditor @osec_io
Sometimes bug bounty and research
Laluka @laluka.bsky.social https://linktr.ee/TheLaluka
Sharing is Caring, Hacker, Eternel Learner, Cat! =^~^=
Liran Tal @lirantal.com 🦄 Node.js Secure Coding: http://nodejs-security.com
🌟 @GitHub Star
🏅 @OpenJS Pathfinder award for Security
🥑 DevRel at @snyksec
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
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/
Nicolas Grégoire @agarri.fr Web hacker 😈
Burp Suite Pro trainer 👨🏫
Maintainer of @mastering-burp.agarri.fr 🛠️
Masato Kinugawa @masatokinugawa.bsky.social '"><>ma<s>ato
@fransrosen.bsky.social @fransrosen.bsky.social 
Web Security Academy @websecacademy.bsky.social Free web security training from PortSwigger.
Lukas Weichselbaum @webappsec.dev Leading Google's web security team.
Passionate about web security and making secure-by-default web development the norm. Contributed to web platfom security features like CSP, Fetch Metadata, COOP and Trusted Types.
@hiippiie.bsky.social @hiippiie.bsky.social 
abdilahrf @abdilahrf.bsky.social CTF / Bugbounty / Web Guy
jstnkndy @jstnkndy.bsky.social Infosec professional, beverage snob, and fantasy book consumer. Vice President @ Atredis Partners. Forever terrified of Kithicor.
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
0xacb @0xacb.com Hacker grinding for L1gh7 and Fr33dφm, straight outta the cosmic realm.
Co-founder @ethiack.com
https://0xacb.com
Johan Carlsson @joaxcar.bsky.social Full time bug bounty hunter. Look for ”joaxcar” on other platforms
Antoine Roly @aroly.bsky.social Hacker, Bug Bounty Hunter, Pentester,...
From Namur, BE.
Geluchat @gelu.chat Baptiste Devigne | Bug Bounty Hunter | Most Impactful Team H1-0131 (AWS) | Eradicator H1-6102 (Salesforce)
🔗My blog https://gelu.chat/
Aethlios @aethlios.bsky.social Lead developer | Bug hunter (approximately every 3 months)
> https://aeth.cc
0x999 @0x999.net 
Mathias Karlsson @avlidienbrunn.se Web security fiddler. Bug bounty bastard. Sometimes I cut shapes.
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.