IAMTrail (Previously MAMIP) @iamtrail.bsky.social AWS silently updates Managed IAM policies all the time.
We catch every single change (Policies, Endpoints, GuardDuty)
Learn more at IAMTrail.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
Colin McMillen @mcmillen.dev He/him. Somerville, MA.
Previously: Google, reCAPTCHA, Carnegie Mellon (Ph.D., Computer Science).
@augustine386.bsky.social @augustine386.bsky.social 
Gernot Heiser @microkerneldude.bsky.social Physicist by training, computer engineer by passion
Scientia (distinguished) Professor and John Lions Chair of Operating Systems at UNSW Sydney and Founding Chairman of the seL4 Foundation
FACM FIEEE FTSE FRSN ML
jduck @jduck.me Continuously learning about computer security through research and development.
Myko Nordy @n0rdy.foo Shipping https://retrek.me to break free from 9-5. And having fun in a process π
My blog: https://n0rdy.foo
CaidoIO @caido.io We help security professionals and enthusiasts audit web applications with efficiency and ease
https://caido.io
TechCrunch @techcrunch.com Technology news and analysis with a focus on founders and startup teams.
Got a tip? http://techcrunch.com/tips
TracketPacer @tracketpacer.com πrockit network engineer
π©πΌβπ»ethernet fangirl
π weird use cases & silly tech!
π tracket@tracketpacer.com
π tracketpacer.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.
Alethe @alethe.bsky.social βUh-Lee-thβ | Bishop Fox π¦ Red Team | DEF CON Goon & Black Badge Hall of Fame | DEF CON Social Engineering CTF Winner 2019 | Physical Pentester | IVR Pentester | IR Tabletop King π
Safa πΏπ¦ in NorCal πΊπΈ - Fish π Nerd - Jeep Girl
Assetnote @assetnote.io True Attack Surface Management - https://assetnote.io
Katie Moussouris (she/her/she-hulk/she-ra)π» @k8em0.bsky.social Founder & CEO LutaSecurity @payequitynow MIT&Harvard visiting scholar, @MasonNatSec fellow, 1/2 Chamoru, 1/2 Greek all-American hacker
Tom Uren @tom.risky.biz Author of the Seriously Risky Business cyber security newsletter
Patrick Gray @patrick.risky.biz https://risky.biz/
Jakub Gw @j-gw.bsky.social a coder- J JΓΈrgen @jervi.no DevOps Engineer in Schibsted Media
netspooky @vacci.ne knuck if you buck
https://n0.lol
Luke Jahnke @nastystereo.com Blogging at https://nastystereo.com
Eliot Higgins @eliothiggins.bsky.social Founder and creative director of Bellingcat and director of Bellingcat Productions BV. Author of We Are Bellingcat.
@halvarflake.bsky.social @halvarflake.bsky.social 
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
Evan Boehs @boehs.org The idea is to die young as late as possible
π https://social.coop/@eb
π https://boehs.org
4n6lady @4n6lady.bsky.social 
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
Mike Privette @returnonsecurity.com Cybersecurity Economist @ ReturnOnSecurity.com
Dan Moore is at LDX3 @mooreds.com Sr. Director, CIAM Strategy & Identity Standards at @fusionauth.io . Hangs out on HN too much. Author of "Letters to a New Developer", contributor to "97 Things Every Cloud Engineer Should Know". Writes at http://ciamweekly.com
Aaron Parecki @aaronpk.com #OAuth #IndieWeb
Pamela Dingle @pamelarosiedee.bsky.social Dir. of Identity Standards at Microsoft. Generally a happy camper. Working hard to keep on keeping on.
Brian Pontarelli @voidmain.bsky.social Founder of FusionAuth. Founder of CleanSpeak. Coding for 35 years. Bootstrapped entrepreneur for 16 years. Critical thinker.
Dick Hardt @dickhardt.bsky.social Founder/CEO HellΕ
Will Johnson @willjohnson.bsky.social 
Tim Cappalli @timcappalli.me π #passkeys πͺͺ verifiable digital credentials
π bruins βΎοΈ sox π urban mobility π
cars ruin cities
Libby Brown @trubludevil.social Product manager. Mom. πͺͺDigital Wallet, verifiable digital credentials, and π« passkey enthusiast. Ex-Microsoft. Duke fan. Dweller of Seattle exurbia.
Sarah Cecchetti @sarah-cecc.bsky.social Head of standards and innovation at Beyond Identity (Series C). Founder, IDPro. Identity and access management nerd.
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Lesley Carhart @hacks4pancakes.com I am eminently qualified to speak from experience about a variety of dumpster fires.
ICS DFIR at Dragos, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. I post *very serious* things about infosec. Thoughts my own. Enby. π³οΈβπ
UK_Daniel_Card @mrr3b00t.bsky.social 
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
Alyssa Miller π¦π©ββοΈ @alyssam-infosec.com Hacker, CISO, and commercial pilot. Certified Bluesky Elder. Author and International Speaker, Chief advocate of #DoBetterBeBetter
Compassion and empathy are traits in short supply but necessary to make this world a better place.
alyssasec.com
d0nut @d0nut.dev π¦ Rust + Security π
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
LiveOverflow π΄ @liveoverflow.bsky.social wannabe hacker... he/him
π± grow your hacking skills https://hextree.io
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer β Managing director @ HexArcana β @DragonSectorCTF founder β he/him
sshell @sshell.co propane and propane accessories
ai + security research
ccdc red team
Ello @ellopunk.bsky.social Digital Alice chasing the π down the cyber space rabbit hole.
hakluke @hakluke.com Dad, hacker, solo founder of haksec.com and hackercontent.com.
jub0bs @jub0bs.com infosec enthusiast β’ Go dev & trainer β’ contributor to the Go project β’ minimalist β’ chaotic good β’ trying to make sense of the Web β’ he/him
Blog: https://jub0bs.com
Free Go course: https://github.com/jub0bs/go-course-beginner
Free π΅πΈ! Leave π±π§ alone!
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
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 β¦.. hacker
http://Glenn.pegden.com/findmeon
renniepak @renniepak.nl Self-XSS connoisseur. Elite Hacker. MVH H11337UPBash. One-Percent Man. Creator of CSPBypass.com. (he/him)
zseano @zseano.bsky.social @zseano
α΄
α΄Ι΄Ιͺα΄Κ α΄Ιͺα΄κ±κ±Κα΄Κ @danielmiessler.bsky.social AI / Security Researcher and Entrepreneur.
Founder/CEO of Unsupervised Learning.
Building AI that upgrades humans.
vortex @vortex.au I do offensive security things on the internet
Alex Chapman @ajxchapman.bsky.social Full Time #BugBounty Vulnerability Researcher
https://blog.ajxchapman.com
STΓK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
pwneip @pwneip.bsky.social Principal RTO @F500, SANS Instructor & #SEC565 Red Team Ops Author, Red Team Village lead, former Bishop Fox, US Air Force. Tweets are my own, memes are stolen
Liam @leesoh.bsky.social 
noperator @noperator.bsky.social tech tasks are cool and hacking is great
Random Robbie @what-security.co.uk #infosec | #exploiter | #asm | fox | #LFC | scanner of the internet | #wordpress exploiter | #greynoise lover. | #Bugbounty hunter | Northerner | #UK
Joel Margolis (teknogeek) @teknogeek.io hacker
foxinSOCKS5 @foxinsocks5.bsky.social Recovering software engineer. Offensive security focused TPM.
Rob Ragan @theoradical.bsky.social https://theoradical.ai
jcran @cybe.rs knowledge seeker
jstnkndy @jstnkndy.bsky.social Infosec professional, beverage snob, and fantasy book consumer. Vice President @ Atredis Partners. Forever terrified of Kithicor.
Smarticu5 @smarticu5.bsky.social Cloud-native offsec at AmberWolf
Ian Coldwater π§π« @lookitup.baby Kubernetes SIG Security Co-Chair, goose in the mainframe. Minneapolis. They/them. Stay punk π΄
MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3mrv36uo4pc2a
Jane Manchun Wong @wongmjane.com 
Andrew Martin β‘βΈοΈ @sublimi.no Hacker // CEO https://controlplane.io π @controlplane.io | Cloud Native Security | CISO openuk.uk | AI sec https://finos.org/ | Hacking Kubernetes https://oreilly.com/ | Ex https://tag-security.cncf.io/ & https://sans.org/ | Ex-X @sublimino
Bobby Quine @quine.bsky.social Curmudgeonly computer security person. Opinions (and the like) are mine.
Bryan White, MS Bio, MPH 𧬠@crvscience.com MS Biology, MPH, MS Cybersecurity |
Evolutionary Biologist πͺΌ| SciComm βπ»|
Bioinformatician π₯οΈπ§¬| Public Health π|
PNW π²|
>Art π¨ & T-shirts π:
https://crvscience.com
>Books π βοΈ ποΈ
https://www.amazon.com/dp/B0HCYP88H5
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
qdot @buttplug.engineer Teledildonticist, Arctic Fox, Cube
ππ @buttplug.io
π @good.as.hell.domains
πΌ nonpolynomial.com
π΅ patreon.com/qdot | ko-fi.com/qdot76367
π buttplug.engineer/@qdot
πΎ twitch.tv/qdotfm
π» github.com/qdot
πΆ last.fm/user/qdot
he/him
art by @gavbat.bsky.social
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/
Katelyn π
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
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 β΅£π΄ signal: cooperq.01
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
shenetworks @shenet.works Networking β’ Hacking β’ Hacking Networks (she/her)
shenet.works
InfoSteph (92%) @stephandsec.com She/Her. Cybersecurity Educator & Engineer. Writer. Keynote Speaker. LinkedIn Learning Author (150K+ learners). Neurospicy (ADHD). Sharing insights to inspire growth and connection. Black and proud.
Stephandsec.com
Lisa Forte @lisaforte.bsky.social Cyber security, climbing, caving and diving! π
Jack Rhysider @jackrhysider.bsky.social Creator of Darknet Diaries.
Verification: https://twitter.com/JackRhysider/status/1675298532406984707
Ray [REDACTED] @rayredacted.com Past: Host of "Tribe of Hackers"; Assoc. Producer "Darknet Diaries."
Current: Cybersecurity researcher and executive. Also, father of the fastest climber who has ever lived. Seriously.
Warning: I talk about my son ALOT
βUt scandis, alios subleva.β
Cyber Detective @cybdetective.bsky.social Every day I write about #osint (Open Source Intelligence) tools and techniques. Also little bit about forensics and other cybersecurity related themes
Εukasz @maldr0id.bsky.social Military-grade reverse engineer @ Google, working on Android malware
Got mistaken for a member of Project Zero once.
Everything here is my own opinion
he/him β¨ππ¦
ZoΓ« Rose @rosesec.bsky.social #mumSec
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || ΨΉΨ΅Ψ§ Ω
ΩΨ³Ω || #w00w00- M Peiter βMudgeβ Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/β¦/DARPA/[redacted]
https://en.wikipedia.org/wiki/Peiter_Zatko
Nick Drage @sonofsuntzu.bsky.social Co-author of Random The Book: https://randomthebook.com/2026/05/29/its-here/
I'm abstractly interested in many things: https://blog.sonofsuntzu.org.uk/about
Nyctophile.
Corbie π¦ββ¬ @corbieailin.bsky.social Technology and Marketing Consultant, Software Engineer
Returning to school for ethics in technology and AI
πΌ Accessibility Specialist
Photographer, Musician, Dancer, Weirdo
https://newsoftheai.com
Mark C @largecardinal.bsky.social Logician (PhD), Quantum Hacker, ML miscreant. Feral academic. Co-founder of Quantum Village @ DEF CON