Valgar @hostile-takeover.com Enter the dudeoire
spencer @bsky.ethicalthreat.com 🛠️ Former Sysadmin, now Pentester | Microsoft MVP | Helping IT teams make their environment harder to attack
Pentesting -> SecurIT360
Podcast -> CyberThreatPOV
Active Directory Security Resources for IT Admins 👇
https://go.spenceralessi.com/adsecurity
—>realhackhistory.org @bsky.realhackhistory.org O͖̺͊̕͡ͅfficial bluesky for realhackhistory YouTube channel & blog, skeeting the #history of phreaks, #hacking & #hacktivism as well as portrayal of hackers in media. I do some threat intel & OSINT. No AI used. Hobbyist #skystorian.
https://realhackhistory.org/
Ian Coldwater 🧊🚫 @lookitup.baby Kubernetes SIG Security Co-Chair, container escape artist, goose in the mainframe. Minneapolis. They/them. Stay punk 🏴
MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3l3frqadlo32h
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
Jason Koebler @jasonkoebler.bsky.social Journalist @404Media.co
Signal: jason.404 // email: jason@404media.co
Joseph Cox @josephcox.bsky.social Hacking/crime/privacy journalist. Author of DARK WIRE, buy here: https://www.hachettebookgroup.com/titles/joseph-cox/dark-wire/9781541702691/#preorder Co-founder of 404 Media. Signal: joseph.404 Email: joseph@404media.co
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.
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.
Jason Scott @textfiles.com Free-Range Archivist at the Internet Archive. TEXTFILES.COM guy. Documentary and Podcast creator. Troublemaker.
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
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
the grugq @thegrugq.bsky.social 
Distributed Denial of Secrets @ddosecrets.org DDoSecrets is a 501c3 journalist non-profit devoted to publishing and archiving leaks and other data in the public interest.
DDoSecrets.org
LibraryOfLeaks.org
https://en.wikipedia.org/wiki/Distributed_Denial_of_Secrets
DonorBox.org/ddosecrets
Deth Veggie @dethveggie.bsky.social Herr Doktor Professor Deth Vegetable -- CULT OF THE DEAD COW -- .ooM
Hacker / Archaeologist / Gadabout / Professional Something-or-Other. Anti-fascist and Pro-science. As the old axiom says, reality has a liberal bias.
Nazis need to be punched.
tweety fish @sifu.tweety.fish at different times:
haxx0r in cDc
PhD in using people for ML and vice versa
"theory of mind for autonomous cars" startup guy would you believe, went kablooie
at present: newsletter -- buttondown.email/apperceptive
&c music, politics, nonsense
Gabriella "Biella" Coleman @biella.bsky.social Professor of Anthropology @Harvard, Hacker Studies & More https://gabriellacoleman.org/
AJ Vicens @ajvicens.bsky.social Cybersecurity correspondent at Reuters; former Mother Jones, CyberScoop. Will bore you with skateboarding, UFO lore or Denver Broncos minutiae on request. Signal: ajvicens.57, additional contact methods: https://tinyurl.com/47jc45h7
Sean Gallagher @thepacketrat.net Birb stalker. Cat tree. Cyber Threat Researcher. Recovering cyber and natsec reporter. Meme war and US Navy veteran.
@thepacketrat everywhere since 1994. These posts are not my employers’. https://falling-anvil.com
Alec Muffett @alecmuffett.bsky.social everybody deserves good security.
https://alecmuffett.com/about
DilDog 🅅 @dildog.l0pht.com Tech Dysangelist
cDc/hack.xxx/Veilid
Support Veilid! Badge: 🅅 www.veilid.com
Merch at: @hack.xxx
he/him/"hey buddy"
Violet Blue® @violetblue.bsky.social Awarded author, journalist: cybersecurity, privacy, Covid. WIRED, PopSci, Spinoff, Engadget, FT, IFJ. Visiting Scholar at Stout Research Centre, NZ. Black Hat keynote. S/her.
Bio: about.me/violetblue
More: linktr.ee/viblue
News: patreon.com/violetblue
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/ 
B. Smalls @bigendiansmalls.com Minneapolis
Minnesota noice
lcamtuf @lcamtuf.coredump.cx Substack: http://lcamtuf.substack.com/archive
Homepage: http://lcamtuf.coredump.cx
SteveD3 (Steve Ragan) @steved3.io Father. Grandpa. Geek. Hacker. Former journalist. Security researcher. CMO @BSidesLV.org Member: Curated Intel 
Hexadecim8 @hexadecim8.com Author | spooky trans athlete | Linux behavioral threat researcher | never hacked nobody
https://hexadecim8.com
Chris Wysopal @weld.bsky.social Gray haired gray hat. Co-founder Veracode. Former L0pht security researcher. Builds tools to find and fix vulnerabilities in code at scale.
Ben Collier @susansegfault.bsky.social Senior Lecturer at University of Edinburgh in STS. Criminologist and author of Tor: From the Dark Web to the Future of Privacy. Chair of the Foundation for Information Policy Research. Researching power and harm in digital infrastructure. Pfp Jamie Buchan
netspooky @vacci.ne knuck if you buck
https://n0.lol
Graham Cluley @grahamcluley.com Award-winning #cybersecurity keynote speaker, writer, podcaster | Host of multi-award-winning @smashingsecurity.com podcast.
❤️ #DoctorWho, #Beatles, #Chess
He/him
🌐 https://grahamcluley.com
🎙️ https://www.smashingsecurity.com
The Official Pulpit of CULT OF THE DEAD COW @cultdeadcow.com www.cultdeadcow.com
Mark Dowd @mdowd.bsky.social Internet hacker
𝗺𝗼𝗿𝗯 @meson.ninja computer, telecom, coinop, and feline connoisseur
https://plan.cat/~morb
https://github.com/m0rb
linuzifer @linuzifer.bsky.social Ein Teil von jener Kraft, die stets das Böse will und stets das Gute schafft.
@linuzifer@23.social
http://linus-neumann.de
hakan @hatr.bsky.social reporter covering cyber (both crime and state-sponsored) for Der Spiegel and ZDF, short overview at https://linktr.ee/hakantanriverdi, Signal: hakan.25
corgi @c0rg1.bsky.social I hack things
@lodrina.bsky.social @lodrina.bsky.social "liberal arts section of the computer underground" -j. menn
Joe Tidy BBC News @joetidy.bsky.social Cyber Correspondent, BBC News. Author of Ctrl+Alt+Chaos. I cover cyber security, online safety, crypto, AI, social networks and everything 💻📱📡. Global news mainly. DMs always open for tips/ feedback.
Manuel 'HonkHase' Atug @honkhase.de 20yrs Sec @CCC, @GeraffelV @cbase @loadev @AG_KRITIS #hacking #Ethik #KRITIS #Cyberresilienz, working at @HiSolutions http://Threema.id/X9H873XJ
Mastodon: https://chaos.social/@HonkHase
LinkedIn: www.linkedin.com/in/manuel-honkhase-atug-820b27241
Hackers On Planet Earth 🏳️🌈🏳️⚧️ @hope.net HOPE Conference
The New Yorker Hotel
August 14-16, 2026
NY, NY
https://hope.net
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
emma best 🏳️🌈🏴☠️🏳️⚧️ Mxy @emma.best Journalist and historian of intelligence agencies and hacking. Whistleblower and former hacker. Leaking at @DDoSecrets.org. Бáба-Ягá Antifa. (she/they)
Wife of @brazenqueer.bsky.social
Follow me on Mastodon https://kolektiva.social/@Mxy
P.S. Abolish ICE
sshell @sshell.co propane and propane accessories
ai + security research
ccdc red team
SLEUTHCON @sleuthcon.bsky.social Tickets for 2026 are now available!
https://www.sleuthcon.com
Space Rogue @spacerog.bsky.social I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
evilmog @mog.evil.af X-Force, Shenanigans, Hashcat, Church of WiFi, Black Badges, MUDs, Dad Jokes, some Infosec.
Twitter: @evil_mog
Emmanuel Goldstein 🇺🇦 @goldste.in Editor of 2600 Magazine
Coordinator: Hackers On Planet Earth conferences
Host: Off The Hook & Off The Wall radio shows
etc.
ackmage @hermit.sh computer(s)
will you die as you are told? who will you obey?
cursed words spat out by a seething illusion? or the truth within your own soul?
herm.it
github.com/deepseagirl
google dorks @thedorkweb.bsky.social
artwork @halfpotion.bsky.social
(she/any)
TProphet @tprophet.org Founder of @queercon @telechallenge @flyawardcat. Writer @2600, @tribeofhackers.
Every day, my life continues to amaze me.
我是同性恋# 🏳️🌈
Opinions are my own.
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
jduck @jduck.me Continuously learning about computer security through research and development.
@gdead.bsky.social @gdead.bsky.social Founder (yikes!), supports @heidishmoo each year as she wrangles @shmoocon, totally done with that other site
argp @argp.bsky.social Hacker. Ascetic. Phrack author. The most technical boy in town.
Exploding The Phone @explodingthephone.bsky.social The untold story of phone phreaks: the teenagers and outlaws who hacked Ma Bell.
Jeff Richards @jeffrichards.io Cloud • Security • Privacy • AI/ML • Cryptography • Vegan • Animal Rights
Kashmir Hill @kashhill.bsky.social Journalist, currently at The New York Times. I cover privacy, technology, A.I., and the strange times we live in. Named after the Led Zeppelin song. Author of YOUR FACE BELONGS TO US. (Yes, in my head it will always be All Your Face Are Belong To Us)
Scott Shapiro @scottjshapiro.bsky.social Southmayd Prof @YaleLawSch + Philosophy @Yale. Ed, @LegalTheory + Stanford Encyclopedia of Phil. “Legality”, “The Internationalists” (with @oonahathaway), “Fancy Bear Goes Phishing.” Overuses “neurosymbolic”
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
Raphael Satter @raphae.li Journalist. Contact me here: https://raphae.li or on Signal: raphaelsatter.01
Joe Uchill @joeuchill.bsky.social Potential game show contestant.
Former Axios, The Hill, Passcode. Founder of the Codebook cybersecurity newsletter. Once got lost in a Starbucks.
@mikko @mikko.bsky.social Fighting malicious use of technology.
Ryan Gallagher @rjgallagher.co.uk Investigative reporter @Bloomberg.com covering technology & cybersecurity.
Anonymous tips: https://tips.hushline.app/to/ryan
Email: ryan@rjgallagher.co.uk
Signal/WhatsApp: +44 737-678-6842
The Register @theregister.com Your favorite enterprise technology news vultures, flying high in the Bluesky – On the web since 1998 – More here: https://www.theregister.com/
Heather Adkins @argv.bsky.social VP Security at Google. Co-Chair Cybersafety Review Board, Co-Author Building Secure and Reliable Systems. r00t. Medieval historian.
@halvarflake.bsky.social @halvarflake.bsky.social 
ryan fae @ryanfae.bsky.social unprofessional account of an investigative reporter (english-language editor @crimew.gay)
ey/they/it/any
give me tips/contact me on signal: rhinozz.1337
2600 - The Hacker Quarterly @2600.com Since 1984, 2600 Magazine has published the hacker perspective and documented the development of the hacking community. In addition to the magazine, we have a weekly radio show ("Off The Hook") and a biennial conference (Hackers On Planet Earth - HOPE).
Lorax Horne @lorax.bsky.social Editor and writer. Tech critic. Since they are Canadian, would not rule out treachery. Doing work stuff for my local Center for Migrant Worker Rights. Donate to: https://chuffed.org/project/116311-protect-an-open-source-engineer-and-his-family
Donncha Ó Cearbhaill @donncha.is Head of Security Lab - Amnesty International
Hunting spyware and unlawful surveillance targeting activists and civil society.
For help with digital forensics or suspect spyware threats contact: https://securitylab.amnesty.org/get-help/- M Peiter “Mudge” Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/…/DARPA/[redacted]
https://en.wikipedia.org/wiki/Peiter_Zatko
c-base e.V. @c-base.org Raumstation unter Berlin Mitte
Phrack Zine @phrack.org since 1985
https://phrack.org
Jeff Moss @thedarktangent.bsky.social thedarktangent@defcon.social
Jeff Moss @thedarktangent.defcon.social.ap.brid.gy Founder of DEF CON & Black Hat. Maintainer of infocon.org.
Member of the UK Gov Cybersecurity Advisory Board & The Council on Foreign Relations.
Working to […]
🌉 bridged from ⁂ https://defcon.social/@thedarktangent, follow @ap.brid.gy to interact
ℵ₁ @aleph1.underground.org 
deb kavaler @debdebdeb.bsky.social Crypto Wallet Recovery Emergency Responder & Old School Hacker Den Mom. All the rumors are true. (usual disclaimers definitely apply) DMs read.
"Off The Hook" hacker radio show @offthehookradio.bsky.social Since 1988, "Off The Hook" has aired on WBAI 99.5FM in New York City, spreading news of the hacker underground, along with a continuing saga of the developing world of high tech, privacy rights, and Orwellian developments. Hosted by Emmanuel Goldstein.
Sam Thoyre @samthoyre.bsky.social 🌐 Tech Enthusiast | AI & Dev Tools 🛠️
🎥 Sharing insights on Next.js, Payload, Supabase, Tailwind, AI, and serverless architecture.
📺 Watch my tutorials & build with me: https://www.youtube.com/channel/UClxm1AYVvel_7Lhft3FPdhg
UwU Underground @uwu-underground.bsky.social Pwnie Award Winning magical musical AI cat girls with a computer virus collection
Nad @nadsec.online Hacker (the good kind[mostly]). Breaking things, fixing them, then breaking them again. AI, robotics, honeypots, and whatever else keeps me up at night
https://github.com/Rat5ak
https://medium.com/@Nadsec
https://x.com/Nadsec11
KM @sudox.bsky.social CCIEx2. Opinions are my own and not the company I work for. I guess I'm Green Arrow's daughter or something...
https://linktr.ee/sudoxxx
Philip N Cohen @philipncohen.com Sociologist and demographer, U. of Maryland; SocArXiv director.
Latest book: Citizen Scholar: Public Engagement for Social Scientists https://cup.columbia.edu/book/citizen-scholar/9780231555418
Website: philipncohen.com
Blog: familyinequality.com
rob pike @robpike.io Long career as a dilettante at Bell Labs Research and Google, mostly building weird stuff no one uses, but occasionally getting it right, such as with UTF-8 and Go.
Amy B @nyanbox.stackchk.fail aka itszn (itszen)
0xffff000041414141
Security researcher creating pwnable puzzles
https://infosec.exchange/@nyanbox
https://x.com/itszn13
LLM Art: https://bsky.app/profile/alternet.site
Sara Madison @saracodes.bsky.social Webdev slowly turning into a gamedev
Jasmine Damani @webdevour.bsky.social Software nerd, cat enthusiast, pixel art noob, gamedev, playing with LLMs
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Dustrial @dustrial.net Ctrl Alt Design, Dustrial
Daydreams like Mainframes
Artist (traditional, digital, code) Designer, Apparel T1D
Dustrial.net
Dana ᓚᘏᗢ @lexieinholland.bsky.social My opinions are my own. I am just a curious person. #actuallyautistic (auDHD)
Random Robbie @what-security.co.uk #infosec | #exploiter | #asm | fox | #LFC | scanner of the internet | #wordpress exploiter | #greynoise lover. | #Bugbounty hunter | Northerner | #UK
Dag Arild @dramstad.art Artist, painter, programmer, creator. Linux, embedded electronics.
Supporting woke tech.
DM >/dev/null
Supporting Ukraine and democracy.
Oslo, Norway.
#figurativeart
#drawing
#croquis
#Linux
#microcontroller
www.dramstad.art
Mary-Ann Russon @concertina226.bsky.social 📰Tech & Science Journalist | 🏆British Journalism Awards 2021 nominee for Tech Journalism | Seen on: BBC News, ITN, The Economist, TRT World, Evening Standard, The Register, New Scientist etc🎙️📺
breakitdowngurl@pm.me
https://www.maryannrusson.com
@chloroauric.bsky.social @chloroauric.bsky.social trans 🏳️⚧️, web, javascript, p2p, decentralisation, activitypub, rust, c, c++, browsers, react, design systems, linux
Felipe De Vicente @felipedevicente.bsky.social Abstract Artist | Electronic Musician
Music Links: https://musics.to/felipedevicente
All Links: https://linkfly.to/felipedevicente
#art #music #abstractart #electronicmusic
9a883rhax0r @9a883rhax0r.bsky.social ┌──(9a883rhax0r㉿kali)-[~]
└─$whoami
CTF nerd,Ethical hacker in free time, System Administrator for work.
┌──(9a883rhax0r㉿kali)-[~]
└─$cat certifications
A+,Net+,Sec+,CySA+,Pentest+,CCEH,CIOS,CSIS,CSAP,CNVP,CNSP
vortex @vortex.au I do offensive security things on the internet
Buffer @buffer.com The social media management platform for scheduling, publishing & analytics across every major network. Plan your content calendar in one place. This account is managed by real humans. 💙
⬇️ buffer.com/bluesky
Mark Hamill @markhamillofficial.bsky.social Believe in yourself! Work hard, never give up & anything's possible! OR: Kick back, relax & aim low: You'll never be disappointed...😜