@yabhpodcast.bsky.social @yabhpodcast.bsky.social 
@zh54321.bsky.social @zh54321.bsky.social 
WeRateDogs @weratedogs.com Your Only Source For Professional Dog Ratings
nonprofit: @15outof10.org ❤️🩹
links.weratedogs.com
@noamelchior.bsky.social @noamelchior.bsky.social 
afsa @0xaf5a.bsky.social Swiss Penetration Tester & Red Teamer, Password Cracker, Team HashMob
Recon @reconmtl.bsky.social Recon is the premier Reverse Engineering and Security conference held annually in Montreal. https://recon.cx
@waltersprenger.bsky.social @waltersprenger.bsky.social 
ToM H @xiwiingzix.bsky.social DC4131 - DEFCON Switzerland Board - defcon-switzerland.org
Area41 Infosec Con Orga - area41.io
👾🍻👨🏽💻🇨🇭
Wonder of Science @wonderofscience.bsky.social "The most beautiful thing we can experience is the mysterious. It is the source of all true art and science" - Albert Einstein
linktr.ee/wonderofscience
Compass Security @compass-security.com Penetration Testing, Red Teaming, Incident Response, Managed Detection, Digital Forensics, Security Training, Managed Bug Bounty, Cyber Training Range
Carel van Rooyen @carelvanrooyen.bsky.social red & purple team operations,*nix plumber,bass,org-(mode/roam),🇨🇭🇿🇦,🌶 & 🎶 addict. SMI²LE. Herbivore.
Opinions my own, not that of my employer
Matt Boyle @mattboyle.bsky.social Head of Product Engineering @ ona.com
Jonathan Care @jonathancare.bsky.social Cybersecurity fella. That Fraud Guy. Occasional chef. Musician and composer. Writer and presenter for Dark Reading and other places. Writing CISO Intelligence one day at a time. Fled the UK to Northern Portugal. 
Boatplugs @shadylink.lol she/her
Beep boop I do computer 🏳️⚧️
Ramblings: https://shadylink.lol/blog/
Photography: patreon.com/boatplugs
Youtube: https://youtube.com/@ReversingForFun
ChiefGyk3D @chiefgyk3d.com #Cybersecurity and #InfoSec by Trade and content creator by night for #Tech, Cybersecurity, #IT, #Linux, #AmateurRadio, and #GamingonLinux
Twitch | YouTube | TikTok | Mastodon
CISSP
Socials and Tipping: https://links.chiefgyk3d.com/socials
#OpenSource
Guardians Of Cyber @guardiansofcyber.bsky.social Defending against cyber threats with the latest news, tips, and practical solutions. Join our community to stay informed, share knowledge, and protect what matters most—your privacy and peace of mind in the digital world!
Vulnslayer @vulnslayer.bsky.social Look you gotta have some kind of monitoring for vuln intelligence so why not have fun with it. New high sev vulns described as Slayer songs. WIP, might switch to just new KEVs. 
Heath @heathhenley.dev Señor Application Engineer at a small sonar shop.
Writing about things here: https://heathhenley.dev
Nick Frichette @frichetten.com Staff Security Researcher @datadoghq | DEF CON/Black Hat USA main stage speaker | he/him | OSCP OSWE | I turned hacking AWS into a career | Tweets are my own | Created https://hackingthe.cloud
dotwut @dotwut.io AWS WebApp Pentester // I made a blog at Dotwut.io // idk how to farm engagement so this is all you get
Chris Albon @chrisalbon.com 
Scott Piper @scottpiper.bsky.social Cloud security historian.
Developed http://flaws.cloud, CloudMapper, and Parliament.
Founding team for fwdcloudsec.org
Principal Cloud Security Researcher at Wiz.
Jen @jen.bsky.social Security and privacy nerd, online since the early 90s, poker player, fitness enthusiast, iconoclast, lifelong learner, secular homeschool mom, reader, animal lover, glp-1/peptide obsessed,
User #216 used to tweet from
https://twitter.com/jennicide
EricaZelic @ericazelic.bsky.social Security Engineer / IAM Security. Defending against people like me. 
Tal Skverer @taltechtreks.com Security Researcher | Blog writer | Hacker | DEFCON speaker | Gamer | Silly stuff lover.
https://taltechtreks.com/
Blaklis @blaklis.bsky.social CTF player with The Flat Network Society - bug bounty & web security research
Orange Tsai @orange.tw This is 🍊
Rémi GASCOU (Podalirius) @podalirius.bsky.social Security Researcher & Speaker | Microsoft Security MVP | Developer of security tools | 🎬 http://youtube.com/c/Podalirius
Kuba Gretzky @mrgretzky.breakdev.org Offensive security tools developer. Malware developer, hobby music producer, bedroom DJ & ex-MMO game hacker. Creator of Evilginx / Bartender @ BREAKDEV RED.
@0takuu.bsky.social @0takuu.bsky.social 
CCob🏴 @ethicalchaos.bsky.social Ceri Coburn: Hacker | R̷u̷n̷n̷e̷r̷ DIYer| Vizsla Fanboy and a Little Welsh Bull apparently 🏴
Author of poorly coded tools: https://github.com/CCob
Marc Smeets @marcoverip.bsky.social Does a thing or two with red teaming @ Outflank | part time race and drift car instructor
BallisKit @balliskit.bsky.social BallisKit provides tooling and services to professional Pentesters & Red Teams.
We develop MacroPack Pro and ShellcodePack.
www.balliskit.com
@dobinrutis.bsky.social @dobinrutis.bsky.social 
ozzi @ozzi.bsky.social IT shenanigans - Zuerich
Gabriel Landau @gabriellandau.bsky.social WinDbg’er @ Elastic Security.
Thoughts are my own.
Some of my writing: http://tiny.cc/jqeavz
More writing: http://tiny.cc/9cj0vz
Also: https://twitter.com/GabrielLandau
Lee Chagolla-Christensen @tifkin.bsky.social I like making computers misbehave. Does stuff at http://specterops.io.
Github: https://github.com/leechristensen
Mastodon: @tifkin_@infosec.exchange
netbiosX @netbiosx.bsky.social Purple Team
Clément Notin @cnotin.bsky.social 
Flangvik @flangvik.bsky.social Team Lead Kovert AS, previously Red Team TrustedSec, terrible creator of InfoSec content 📹Opinions are my own and not the views of my employer.
Dominic White @singe.bsky.social Hacker at Orange Cyberdefense's SensePost Team
https://hello.singe.za.net/
Nathan McNulty @nathanmcnulty.com Loves Jesus, loves others | Husband, father of 4, security solutions architect, love to learn and teach | Microsoft MVP | @TribeOfHackers | 🐘infosec.exchange@nathanmcnulty
Nate Warfield @n0x08.bsky.social Network Security | Hacker | WIRED25 2020 | CTI-League Founder | Security Researcher
Dr Nestori Syynimaa @drazuread.com Principal Identity Security Researcher @Microsoft. Ex-Secureworks (PhD, MSc, MEng, CITP, CCSK).
And yes, opinions are my own ;)
Kyle Avery @kyleavery.bsky.social https://x.com/kyleavery_
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)
SpecterOps @specterops.io Creators of BloodHound | Experts in Adversary Tradecraft | Leaders in Identity Attack Path Management
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/
Social_Anthrax @anthrax.social She/her.
Local hacker gal and *OS enjoyer.
CTF with SIGINT and 0rganizers.
Former researcher @crowdstrike.com, former researcher somewhere fun.
All opinions are my own, you know how this goes.
🏳️⚧️
Patrick Howell O’Neill @patrickhowelloneill.com Journalist at Bloomberg News in DC. Signal: @howelloneill.01, email: patoneill1@bloomberg.net https://www.bloomberg.com/authors/AXb8dLPHBFc/patrick-howell-oneill
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
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/
Andy Greenberg @agreenberg.bsky.social Writer for WIRED. Author of SANDWORM. Latest book, TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency, out now. agreenberg@wired.com. Andy.01 on Signal.
Joseph Menn @joemenn.bsky.social Washington Post alum covering hacking, disinformation and what’s left of privacy. Author of books on the Cult of the Dead Cow, organized criminal hacking, and Napster. Pulitzer co-finalist 2024. Signal joemenn.01
Dmitri Alperovitch @dmitri.silverado.org Geopolitics, Russia, China, Cyber
Chairman @silverado.org
Author of WorldOnTheBrink.com
Host GeopoliticsDecanted.com podcast
Founder Alperovitch Institute for Cybersecurity Studies at Johns Hopkins SAIS
Co-Founder CrowdStrike
@DAlperovitch elsewhere
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Kim Zetter @kimzetter.bsky.social Journalist - cyber/natn'l security. Speaker. Georgetown adjunct prof. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon
Signal: KimZ.42
https://www.zetter-zeroday.com
Dustin Volz @dustinvolz.bsky.social Washington correspondent for The New York Times focused on cyber conflict, digital espionage and intelligence. Prior stops at WSJ, Reuters, National Journal. https://www.nytimes.com/by/dustin-volz
Ellen Nakashima @ellenwapo.bsky.social Intelligence and national security reporter at The Washington Post. Reach me securely on Signal at Ellen.626.
Patrick Gray @patrick.risky.biz https://risky.biz/
gab 🇺🇦🇵🇸 @gabagool.ing fka @gabbyroncone on twitter. mission tech lead for RU & Eastern European APT ops @Google. views expressed here are mine, not my employer’s. she/her.
Tom Uren @tom.risky.biz Author of the Seriously Risky Business cyber security newsletter
Max Smeets @maxwsmeets.bsky.social Author of No Shortcuts & Ransom War
Co-director Virtual Routes (https://virtual-routes.org/), previously ECCRI
Managing Editor Binding Hook (https://bindinghook.com)
Senior Researcher, ETH Zurich
Hackers On Planet Earth 🏳️🌈🏳️⚧️ @hope.net HOPE Conference
The New Yorker Hotel
August 14-16, 2026
NY, NY
https://hope.net
Whitney Merrill @wbm312.bsky.social I nudge people to care about privacy and security. CPO/DPO. Privacy/infosec lawyer. Hacker. Fighting for privacy, digital civil liberties & the users. Ex @EA @FTC |my views are my own. I used to post on Twitter at @wbm312.
Danny Moore @moore.bsky.social Cyber-warfare | PhD from KCL | Author of 'Offensive Cyber Operations' | Security @ Meta 
Alec Muffett @alecmuffett.bsky.social everybody deserves good security.
https://alecmuffett.com/about
The Shadowserver Foundation @shadowserver.bsky.social Our mission is to make the Internet more secure by bringing to light vulnerabilities, malicious activity and emerging threats. Join our Alliance!
https://shadowserver.org/partner
Lou @loustella.com Threat Researcher
NJ->TX->PA
Contains Multitudes.
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
GreyNoise @greynoise.io GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats.
Barry Dorrans @blowdart.me Security Curmudgeon for Microsoft .NET
Do you really think work wants my social media opinions?
Not nice, but kind - @medus4.com
🇮🇪 🇬🇧 🇺🇸 
Matt Burgess (WIRED) @mattburgess1.bsky.social Security writer @wired.com
Cybercrime, privacy, surveillance, and more.
Signal: mattburgess.20 | Email: matt_burgess@wired.com
Matthew Garrett @mjg59.eicar-test-file.zip Former biologist. Actual PhD in genetics. Security, OS security teaching at https://www.ischool.berkeley.edu.
Blog: https://codon.org.uk/~mjg59/blog
Signal: @mjg.59
He/him
Opinions expressed here are mine, not my employer's
SteveD3 (Steve Ragan) @steved3.io Father. Grandpa. Geek. Hacker. Former journalist. Security researcher. CMO @BSidesLV.org Member: Curated Intel 
Kevin Collier @kevincollier.bsky.social I cover digital threats for NBC News. Tip me! @kevincollier.01 on signal, kevin.collier@nbcuni.com. NYC, from West Virginia.
Ron Deibert @rondeibert.bsky.social Director of The Citizen Lab at the University of Toronto's Munk School of Global Affairs & Public Policy
Author of Chasing Shadows https://chasingshadowsbook.ca/ 
Ciaran Martin @ciaranm.bsky.social Calm the FUD down
📎🇺🇦🌻 ginger-hax🌻🇺🇦🎃 @ginger-hax.bsky.social Dark beers. Dark whiskeys. Fast music. Fast cars.
Computers. BBQ. Photography. USMC veteran.
🫥Signal - ginger_hax.69
rh;pd
#w00w00
Joseph Lorenzo Hall, PhD @josephhall.org Astrophysicist turned advocate; guiding the globe to a safer, stronger Internet. Distinguished Technologist @internetsociety.org, https://josephhall.org/, (former CDT, NYU, Princeton CITP, Berkekey iSchool/Astro)
Jeffrey Vagle @jvagle.me Law professor | Privacy, AI*, and Technology & Society | Veteran | Offering bespoke mentor-mentee relationships | There is music yet to play | https://tractatus.org
Jennifer Granick @granick.bsky.social Personal account. Former ACLU lawyer. From New Jersey. Living in San Francisco. New College of Florida alum. Newfie owner.
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
Thomas Rid @ridt.bsky.social @ridt on X
signal to noise//rel fvey, nato @signaltonoise.bsky.social Student of literature, law, and the classics. Marine intelligence manager turned attorney, now practicing cyber risk.
Cycles and loops, it’s all cycles and loops.
Micah Schaffer @micahsch.bsky.social 
obscure - cDc 🅅 @obscure.bsky.social I am angry, I am ill, and I am as ugly as sin. My irritability keeps me alive and kicking. I know the meaning of life, it doesn’t help me a bit.
cDc Cultee
Jun34u @jun34u.bsky.social Alaskan in Los Angeles. Chaotic idealist.
Hacker, Writer, and Game Theorist
cDc Cultist
Forever Script Kiddie
She/They 🏳️🌈🏴☠️
Katelyn 🅅 Medusfour @medus4.com Activist, Hacker cosplayer, Artist. Data economy abolitionist.
@cdc_pulpit Sinfluencer, Head of Humanity @ Veilid, designer of weird shirts at hack.xxx
I love gross terrifying things. Because I am one
@lodrina.bsky.social @lodrina.bsky.social "liberal arts section of the computer underground" -j. menn
Joe Warminsky @jwarminsky.bsky.social News Editor at The Record: @therecordmedia.bsky.social
[ Tired of bios ]
[ Often thinking about music ]
[ Etc. ]
Micah Lee @micahflee.com Doing what I can to keep activists, journalists, and researchers safe and productive — writing at https://micahflee.com — author of HACKS, LEAKS, AND REVELATIONS https://hacksandleaks.com — signal: micah.01
Exploit Code Not People @cooperq.com Cybertiger. Senior Staff technologist at @eff.org Fellow @citizenlab.ca Board member @openarchive.bsky.social. "Noted activist security type." Anti-fascist. he/him. My skeets do not represent views of my employers ⵣ🏴 signal: cooperq.01
Hexadecim8 @hexadecim8.com Author | spooky trans athlete | Linux behavioral threat researcher | never hacked nobody
https://hexadecim8.com
Martin Suess @finack.bsky.social security, photography, tinkering and travel
Marc André Tanner @brain-dump.org Information security, operating systems, text editors
github.com/martanne
OSINT Switzerland @osintswitzerland.bsky.social An association for experts, practitioners, and learners with the shared goal of developing and expanding their knowledge of open-source intelligence techniques.
https://osintswitzerland.ch/