cat 😊 @cats.bsky.social cat club🐈⬛❤️
Bodega Cats @bodegacats.bsky.social https://www.bodegacats.nyc
Zentrum für Politische Schönheit @politicalbeauty.bsky.social Die einzige nur von Björn Höcke anerkannte Terrororganisation. Werde jetzt Kompliz:in! Wir machen für Dich Stress und radikalen Humanismus: https://werde-komplizin.de
Impressum: https://politicalbeauty.de/impressum.html
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
Louis Nyffenegger @snyff.pentesterlab.com Founder/CEO/Trainer/Researcher/CVE archeologist
@PentesterLab. Security engineer. Bugs are my own, not of my employer...
Soroush Dalili 🍏🍐 @irsdl.bsky.social Hacker (ethical), web appsec specialist, trainer, tools builder & apps breaker, X: @irsdl
https://secproject.com/
https://soroush.me/
https://burpsuite.ninja/
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
Web Security Academy @websecacademy.bsky.social Free web security training from PortSwigger.
Orange Tsai @orange.tw This is 🍊
TrustedSec @trustedsec.com End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #HackThePlanet
https://trustedsec.com/
MITRE ATT&CK @attack.mitre.org MITRE ATT&CK® - A knowledge base for describing the behavior of adversaries. Replying/Following/Reposting ≠ endorsement.
Electronic Frontier Foundation @eff.org We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at eff.org/social.
Red Siege @redsiege.com Penetration Testing, Purple Team, Red Team & Adversary Emulation.
Let our Offense, Prepare your Defense. https://redsiege.com
#weareoffensive
Antisyphon Training - Powered by BHIS @antisyphontraining.bsky.social Affordable and accessible cybersecurity training that doesn't suck.
Featuring cybersecurity practitioners, former SANS instructors, and industry recognized leaders from all over the world.
https://www.antisyphontraining.com
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
Eduardo Vela @sirdarckcat.bsky.social 
Bellingcat @bellingcat.com Bellingcat is a global collective uncovering facts to hold power to account. Our work is independent. Our methods are public. Our community is global.
Want to support our charity? bellingcat.com/donate
Nixintel @nixintel.bsky.social Steven Harris | OSINT & Cyber Security Specialist | Investigator | Teach OSINT @SANS
Blog: www.nixintel.info
Espen R (Zewensec) @zewensec.bsky.social OSINT Analyst ⌁ Co-founder and owner @kasescenarios ⌁ Former Community Manager @osintcurious ⌁ Honorary Sensei @osintdojo
@Zewensec on Twitter
Intel_Inquirer @intelinquirer.bsky.social I use the internet to find things, and I analyse them (OSINT/SOCMINT)
https://linktr.ee/intel_inquirer
From Syd AU
hatless1der - Griffin @hatless1der.com Co-owner at My OSINT Training: https://bsky.app/profile/myosint.training
Chief Investigations Officer at NCPTF
LinkedIn: https://linkedin.com/in/griffin-g
Blog: https://hatless1der.com
Accidental CISO @accidentalciso.net I accidentally became the CISO. I didn't want this job, but the job chose me. I'm scared, and I want to go home.
https://www.accidentalciso.net
Breaking The Internet Podcast @breakingthepod.com A tech podcast by @endingwithali.com and @shenet.works
https://breakingthepod.com
Black Hills Information Security @bhinfosecurity.bsky.social Specializing in pen testing, red teaming, and Active SOC. We share our knowledge through blogs, webcasts, open-source tools, and Backdoors & Breaches game.
blackhillsinfosec.com & poweredbybhis.com
૮ ･ ﻌ･ა Trash Puppy @trshpuppy.bsky.social Hacker | Former ER Nurse | Definitely not Tom | Rooting thru your trash
૮ ฅ• ﻌ -ฅ ა
Ali @endingwithali.com software engineer @ fintech- content creator @ http://links.ali.dev - threatwire host @hak5 - @breakingthepod - nyc - ex @miteecs - jewish
Marc Rogers @cjunky.bsky.social Ramblings of a Mad Englishman: Hacker @ BBC's Real Hustle & Mr Robot. Head of Sec @ DEF CON. Founder @ CTI-League, Ransomware Taskforce, w00w00, CDC NSF, (He/Him).
Also
Twitter @marcwrogers
Mastodon cj@chaos.social
Costin G. Raiu @craiu.bsky.social Romanian antihacker from another planet. #threatintel #yara #chess #taekwondo black belt
Motto: "One reboot a day keeps the implant away"
Will T @bushidotoken.net 🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
Beau Woods @beauwoods.com hack all the cybers
Silas Cutler @silascutler.bsky.social You may know me from your server logs.
#Malware, Hacks, Internet Scanning, #CTI
Allan “Ransomware Sommelier” Liska @ransomwaresommelier.com Recorded Future - Ransomware Researcher
Owner @greenarcher.io - Yours Truly, Johnny Dollar | The Press Guardian | The Clock | The Green Archer
Weird mix of security, comics, photography and wine!
www.greenarcher.io
Joe Slowik @pylos.co Threat Intel / CTI / OT / ICS / Critical Infra stuff along with other things. I genuinely care, and wish others did too.
Website: pylos.co
Training/Consulting: paralus.co
Allison Nixon @nixonnixoff.bsky.social Chief Research Officer @ Unit 221B
most reliable way to reach me is my company's outreach form on the website
my other urls:
https://infosec.exchange/@nixonnixoff
https://www.linkedin.com/in/allison-nixon-81822124/
don't bother contacting me on twitter
Joe Roosen @jroosen.bsky.social SpyCloud - Director of Security Research, Cryptolaemus Coordinator, Emotet(Ivan)/QBot(Boris) Destroyer, gold prospector & former sysadmin.
CYBERWARCON @cyberwarcon.bsky.social CYBERWARCON is a one-day conference in Arlington, VA focused on the specter of destruction, disruption, and malicious influence on our society through cyber capabilities.
cyberwarcon.com
Jamie Levy 🦉 @gleeda.bsky.social @volatilityfoundation.org Core Dev | Art of Memory Forensics co-author | DFIR trainer and enthusiast | Director of Adversary Tactics @huntress.com
SLEUTHCON @sleuthcon.bsky.social Tickets for 2026 are now available!
https://www.sleuthcon.com
tuckner @johntuckner.me Working on finding bad software extensions.
Andrew Case @attrc.bsky.social Volatility Core developer, Dir. of Research Volexity, LSU Cyber
Nicole Hoffman @threathuntergirl.bsky.social Friendly Neighborhood CTI Analyst | Children’s Book Author | Lego builder | Gamer | She/Her
AaronCTI @aaroncti.bsky.social Co-Founder Webamon, Founder @perspectiveintel.bsky.social. Author of Cyber Threat Intelligence: The No-Nonsense Guide for CISOs & Security Managers. Training at Kase Scenarios! Exec/Webinars @osint-community.bsky.social and creator of osintportal.com
Phil Stokes ⫍🐠⫎ @philofishal.bsky.social macOS security researcher espousing no one's opinions but my own. Dogged follower of #lufc, at least until the world stops going round (IYKYK).
philastokes.com
PIVOTcon @pivotcon.bsky.social Threat Research Conference in Malaga, Spain, 6-8 May 2026
#StayTuned #ComingSoon #PIVOTcon #PIVOTcon26
https://pivotcon.org
Alex Delamotte @alex.leetnoob.com I’m just a girl who lives in Vegas & likes cloud malware, idk anymore.
Eric Capuano @eric.zip - Dad of two <3
- Co-founder Recon InfoSec
- SANS DFIR Instructor
- BlackHat Trainer
- IANS Faculty
- Trainer @digitaldefenseinstitute.com
- Blog: https://blog.ecapuano.com
- ⬡ ODESZA, Lane 8, Kasbo 🎧
- ❤ @whit.zip
Christopher Peacock @securepeacock.bsky.social I find weird things on networks.
#PurpleTeam | Ex Raytheon MSSP, SCYTHE, & GD | Taught at BlackHat & DEFCON | #100DaysofSigma | Keep exploring, keep learning, and stay curious.
Katie Knowles @siigil.bsky.social Security Researcher @ Datadog. 🐶 Head in the (Azure) clouds.
Sometimes blogging, always curious. Aim to be, rather than to seem.
Blogs at https://kknowl.es.
signalblur📡🛸 @signalblur.bsky.social Cloud Security Researcher
Founder of https://magonia.io
#Cloud #Container #NSM #Malware #CTI #ThreatIntel
UFO Enthusiast
Opinions are my own. He/Him
Mehmet Ergene @cyb3rmonk.bsky.social https://academy.bluraven.io
Threat Hunting & Research, Detection Engineering | Microsoft Security MVP
#KQL #DFIR #DataScience
All is one.
Opinions are my own
http://posts.bluraven.io
https://github.com/Cyb3r-Monk/Threat-Hunting-and-Detection
Christophe Tafani-Dereeper @christophetd.fr Cloud and container security • Security research and open source at Datadog
🇨🇭🇫🇷
https://christophetd.fr
Greg Foss @gregfoss.com Security Research Leader @ Datadog
Views are strictly my own
Matthew Conway @mattreduce.com 🔍 Threat Intelligence @ Remitly
✍️ CTI newsletter and blog @sourcesmethods.com
mthcht @mthcht.bsky.social Threat Hunting - DFIR - Detection Engineering
🐙 https://github.com/mthcht
🐦 https://x.com/mthcht
📰 https://mthcht.medium.com
Kostas @kostastsale.bsky.social Running ➡ http://defendpoint.ca | http://edr-telemetry.com | https://edr-comparison.com/ | http://detectionstream.com | 🇬🇷🇨🇦
Hexacorn @hexacorn.bsky.social Red Brain, Blue Fingers
Malware Analysis, Reverse Engineering, Threat Hunting, Detection Engineering, DFIR, Security Research, Programming, Curiosities, Software Archaeology, Puzzles, Bad dad jokes
https://www.hexacorn.com/blog/
hexacorn@infosec.exchange
AJ King @ajking.io Threat Research at SnapAttack now part of Splunk now part of Cisco / Detection Engineering / Dad | #DetectionEngineering #ThreatHunting #PurpleTeam | Header art from http://art.vx-underground.org.
Matt Hand @matterpreter.bsky.social Director of Security Research at Prelude💜 | Author of Evading EDR http://nostarch.com/evading-edr 📖 | Security research & windows internals 🦠
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
Tom Hegel @hegel.bsky.social Distinguished Threat Researcher, SentinelLABS Research Lead @SentinelOne. Nation-state operations, research systems & applied AI for threat intelligence. Find me at https://TomHegel.com
J. A. Guerrero-Saade (JAGS) @jags.bsky.social VP of Intelligence and Security Research, Senior Technical Fellow (AI) @ SentinelOne.
Distinguished Fellow and Adj Professor @ Hopkins SAIS Alperovitch Institute. Three Buddy Problem Co-Host. LABScon Founder, Cyber Paleontologist, Fourth-Party Collector.
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
techy @techy.detectionengineering.net Creator of Detection Engineering Weekly (https://detectionengineering.net), Sec Research/Intel/Detection @ Datadog
@sapirxfed.bsky.social @sapirxfed.bsky.social Security researcher.
I have a blog: https://sapirxfed.com
Björn Kimminich @bkimminich.bsky.social IT Product Group Lead at Kuehne+Nagel; @owasp-juice.shop Project Leader; @owasp-de.bsky.social Chapter Co-Leader; @owasp.org Project Committee Chair; @magic.wizards.com Amateur Player @mull2five.bsky.social
PortSwigger @portswigger.net We are a leading provider of software and learning on web security. We make Burp Suite and the Web Security Academy.
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
OWASP Juice Shop @owasp-juice.shop Probably the most modern and sophisticated insecure web application. Only we offer a 100% @owasp.org Top Ten incompliance guarantee! Skeets by @bkimminich.bsky.social
OWASP® Foundation @owasp.org We improve the security of apps with community-led open source projects, 260 local chapters, and tens of thousands of members worldwide. Famous for OWASP Top 10
Simon Bennetts @psiinon.bsky.social ZAP Project Lead
Technisette @technisette.bsky.social OSINT maniac * technisette.com * Trainer @ MyOsintTraining * The OSINTcurious Project
mwosint @plosint.com 
Sector035 @sector035.bsky.social Doing #OSINT before it was cool 😎 Just arrived, slowly settling on here.
Madame_https @madame-https.bsky.social French Cyber Investigator
Busy browsing the web 🕸️
#OSINT • #GEOINT • #INFOSEC 
German Open Source Intelligence Conference @gosintcon.bsky.social OSINT im Fokus
Joshua Richards @accessosint.bsky.social Co-Founder @ The OSINT Group
Christina Lekati @christinalekati.bsky.social #SocialEngineering, #Psychology, #HUMINT & #OSINT intertwined for the sake of security.
OSINTgeek @osintgeek.de Erlerne Ermitteln. Herstellerunabhängige Schulungen zu Open Source Intelligence und digitalen Ermittlungen.
https://linktr.ee/osintgeek
OSINT Techniques | Ritu Gill @osinttechniques.bsky.social https://www.forensicosint.com/
Dutch_OsintGuy @dutchosintguy.bsky.social Dutch guy with Open Source Intelligence & Analysis skills • OSINT • Principal Instructor @SANSInstitute • SVP of Engineering& Chief Innovator @ shadowdragon.io
Baptiste Robert @fs0c131y.com CEO @ Predicta Lab | French Security Researcher, Ethical Hacking, OSINT
Benjamin Strick @bendobrown.bsky.social Investigator | Human Rights | Hybrid Wars
- Makes videos on maps, data & #OSINT
- Director of Investigations at @cen4infores.bsky.social
- Prev CIR, BBC, Bellingcat.
Lars Wienand @larswienand.bsky.social Leitender Redakteur Recherche bei t-online. Verifaction & OSINT. Berlin und gern im Westerwald. –
Signal: LarsWienand.99
Threema: https://threema.id/RVSUW5VS
OSINTtechnical @osinttechnical.bsky.social PAI enjoyer, OSINT guy @truth.bsky.social , my views/freezing cold takes are my own. Standard spiel about not endorsing retweets, likes, and comments.
OSINT-Research 🕵️ @osint-research.bsky.social Connecting.The.Dots.
Finds it!
Posts about #OSINT, #GeoInt, #HumInt; #OpSec, #InfoSec & #AI .
✅ https://osint-research.com
🧰 osintresourceshub.com
𐂷 https://linktr.ee/osint_research
🔗: start.me/p/rxekAP/osint-research
d0nut @d0nut.dev 🦀 Rust + Security 🔑
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
Daniel Cuthbert @dcuthbert.bsky.social Ageing hacker, long time documentary photographer. Black Hat Review board. Now sitting on numerous government cyber security boards so I guess that means I’ve grown up right?
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Nicolas Grégoire @agarri.fr Web hacker 😈
Burp Suite Pro trainer 👨🏫
Maintainer of @mastering-burp.agarri.fr 🛠️
sshell @sshell.co propane and propane accessories
ai + security research
ccdc red team
Ello @ellopunk.bsky.social Digital Alice chasing the 🐇 down the cyber space rabbit hole.
jub0bs @jub0bs.com infosec enthusiast • Go dev & trainer • contributor to the Go project • minimalist • chaotic good • trying to make sense of the Web • he/him
Blog: https://jub0bs.com
Free Go course: https://github.com/jub0bs/go-course-beginner
Free 🇵🇸! Leave 🇱🇧 alone!
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/
HollyGraceful @hollygraceful.bsky.social I climb stuff and I hack things.
Scott Helme @scotthelme.bsky.social Hi, I'm Scott Helme, a Security Researcher, Entrepreneur and International Speaker. I'm the creator of Report URI and Security Headers, and I deliver world renowned training on Hacking and Encryption.
https://scotthelme.co.uk
Glenn Pegden @glenn.pegden.com Good Guy Hacker, Dad, App Sec / Vuln Man / Pentest specialist and leader, conference organiser, volunteer, speaker and attendee, retro gamer, Blackburn Rovers and Leeds Knight fan ….. hacker
http://Glenn.pegden.com/findmeon
renniepak @handle.invalid Self-XSS connoisseur. Elite Hacker. MVH H11337UPBash. One-Percent Man. Creator of CSPBypass.com. (he/him)
zseano @zseano.bsky.social @zseano