Matthew Gracie @infosecgoon.bsky.social Security Analyst. Panther Modern.
Engineer at Security Onion Solutions.
Professor at Canisius University.
Organizer at Infosec 716 and BSides Buffalo.
James Brundage | MVP @mrpowershell.com Jack of all Trades, Master of PowerShell.
Prolific Programmer
Microsoft MVP in Azure / PowerShell
https://mrpowershell.com/
https://github.com/StartAutomating
https://github.com/PowerShellWeb
NB, Neurodivergent, Nerdy, Newsjunkie.
Ask me anything.
Miguel Grinberg @miguelgrinberg.com I write software. And from time to time, I write or speak about writing software.
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
Deviant Ollam ツ @deviantollam.bsky.social Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. 🔓
"Even if the world were ending tomorrow, I would still plant a tree." 🌲
(he/they)
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 🦄👩✈️ @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 🦀 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
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
Alethe @alethe.bsky.social ‘Uh-Lee-th’ | Bishop Fox 🦊 Red Team | DEF CON Goon & Black Badge Hall of Fame | DEF CON Social Engineering CTF Winner 2019 | Physical Pentester | IVR Pentester | IR Tabletop King 👑
Safa 🇿🇦 in NorCal 🇺🇸 - Fish 🐠 Nerd - Jeep Girl
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 ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
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.
hakluke @hakluke.com Dad, hacker, solo founder of haksec.com and hackercontent.com.
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!
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 ….. 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
ᴅᴀɴɪᴇʟ ᴍɪᴇꜱꜱʟᴇʀ @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
STÖK @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
Andrew Martin ⚡☸️ @sublimi.no Hacker // CEO https://controlplane.io 🌐 @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 🧬 @crvscience.com MS Biology, MPH, MS Cybersecurity |
Evolutionary Biologist 🪼| SciComm ✍🏻|
Bioinformatician 🖥️🧬| Public Health 🛟|
PNW 🌲|
>Art 🎨 & T-shirts 👕:
https://crvscience.com
>Public Health Data Trackers starter pack: https://go.bsky.app/N4Hnryq
qdot @buttplug.engineer Teledildonticist, Arctic Fox, Cube
🍑🔌 @buttplug.io
🌐 @good.as.hell.domains
💼 nonpolynomial.com
💵 patreon.com/qdot | ko-fi.com/qdot76367
🐘 buttplug.engineer/@qdot
👾 twitch.tv/qdotfm
💻 github.com/qdot
🎶 last.fm/user/qdot
he/him
art by @gavbat.bsky.social
shenetworks @shenet.works Networking • Hacking • 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! 💜
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
“Ut scandis, alios subleva.”
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
Zoë Rose @rosesec.bsky.social #mumSec
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || عصا موسى || #w00w00- M Peiter “Mudge” Zatko @mudge.bsky.social DARPA/Google/Stripe/L0pht/Twitter/…/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 🐦⬛ @corbieailin.bsky.social Technology and Marketing Consultant, Software Engineer
Returning to school for ethics in technology and AI
💼 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
Reg @reg.bsky.social I believe that Black Lives Matter, and that trans rights are human rights.
I’m an infosec geek in the streets, and an Oxford comma freak in the sheets.
she/her
"Alex" @mangopdf.bsky.social australia's only hacker
https://mango.pdf.zone
remy 🐀 @remyhax.bsky.social Dad, Vulnerability Research, Packet connoisseur. He/Him. Cyber Security Architect @greynoise.bsky.social
, DM's open. Top percentage Rattata. #cve #infosec #cybersecurity
https://remyhax.xyz/
Katie Paxton-Fear @insider.phd Dr, apparently. Security Adovcate @semgrep & Hacker. #BugBounty hunter & #infosec YouTuber. APIs & Interlinked OffSec, PhD in AI+Sec @hacknotcrime. she/her
Mike Thompson @appsecbloke.com Information security leader, vendor adversary, occasionally opinionated.
Shitposts, memes, music and thoughts on the state of the place.
linktr.ee/appsecbloke | https://soundcloud.com/michael-thompson-70891340
Corben Leo @hacking.bsky.social I hack stuff (legally). | co-founder boring.co
Twitter: https://twitter.com/hacker_
Jack Cable @jackhcable.bsky.social CEO & Co-founder at Corridor.
Previously: Senior Technical Advisor at CISA, TechCongress in the Senate, Krebs Stamos Group, CISA, Defense Digital Service, and Stanford.
Tom Eston @agent0x0.bsky.social Cybersecurity Aficionado, Privacy Advocate, Founder and Co-Host of the Shared Security Podcast @sharedsecurity.bsky.social
Curator of @retrorelics.store
Also: Sober 👍, Metalcore 🤘, Cats 🐈, Retro video games, mods, vintage consoles and repair.
({({(Null Operator)})}) @null0perat0r.bsky.social | 🔐 appsec | 🤓 CTO | ✨ indy hacker | 🎛️ modular synth | 🪳 coder | 🏕️ camping
Developer of Faction: an open source pentesting framework.
https://github.com/factionsecurity/faction
https://bsky.app/profile/factionsecurity.com
netbiosX @netbiosx.bsky.social Purple Team
syndrowm @syndrowm.com Hacker, CTF, CCDC, BJJ Brown Belt, python, rust, malware
https://www.offensivecontext.com
https://puck.tools
https://www.malicious.fit
Lady Cyber Rosie 🧚♀️ @ladycyberrosie.bsky.social th4ts3cur1ty.company Magical Genie Person 🧚♀️
Former/Recovering Cyber Security Recruiter
BSides Lancashire Founder
Responsible adult for BSides Leeds
Supporter of the Infosec community
Working Parent
Bee 🐝 @securibee.bsky.social Helping you hack a life you love.
💌 https://www.hivefive.community/
Rami (drunkrhin0) 🇵🇸 @drunkrhin0.notramimalek.zip Infosec | Photographer | West Australian (the other side from sydney/melbourne)
allie🖤✨ @ac1dgoddess.bsky.social 
Joe B. - BlindHacker @blindhacker.bsky.social 
thomas🌦️ @zemn.me https://fed.brid.gy/bsky/zemn.me teaching computers to kiss @openai
ha3ks @ha3ks.com Cyber Security Engineer | SOC Team | Half a dozen Certifications in a Trench Coat
Blog: www.ha3ks.com
Tautology @tautology.uk @tautology0
@tautology@infosec.exchange
@tautology.uk
vi is the best editor. The Oxford comma is totally superfluous and does not need to be used in 90% of cases. "Die Hard" is not a Christmas film. "Internet" is a proper noun.
Bitquark @bitquark.io 🥷 British hacker and coder
✨ Space and language nerd
🎩 Black Hat EU review board
🐈 Neurodivergent. Poly. He/him.
🛠️ https://github.com/bitquark
Joo N/A @joohoi.bsky.social Hacks for beer. FOSS, infosec and privacy. Chaotic good.
charlie 🐱 (they/them) @charlieamber94.bsky.social part robot, all panic, no disco. keeping it weird since 94. mecm engineer. 🏳️🌈
Sam Curry @zlz.bsky.social 
Sam @samgintz.bsky.social root or riot
Laura Kankaala @laurakankaala.bsky.social threat intelligence lead at f-secure
also a video game & anime lover 
Roachy @roachy.net Herder of cats, wrangler of packets, jack of some trades. RFC 3514 compliant. @DC151.org co-(dis)organiser.
Not really a cow
/ XNL -н4cĸ3r @xnl-h4ck3r.bsky.social Aspiring Bug Bounty Hunter & dev of tools: GAP, xnLinkFinder & waymore, featured in "Bug Hunter’s Methodology: Application Analysis v1" by JHaddix 🤘
RTFM🧐
shubs @shubs.io Co-founder, security researcher. Building an attack surface management platform, @assetnote.io
@fransrosen.bsky.social @fransrosen.bsky.social 
erbbysam @erbbysam.bsky.social Software security, cryptography etc
Julien | MrTuxracer @mrtuxracer.bsky.social CEO @rcesecurity.com | Full-time #BugBounty | @hacker0x01.bsky.social H1-Elite | $1,500,000 Overall Bounties | ❤️ IDA Pro | Mobile Hacker
CyberPunkJake @cyberpunkjake.lowlife.tech Low Life High Tech - https://lowlife.tech
✨Member of the ORG supporter Council.
✨Co-Founder of DC44121.
✨Organiser for ORG Birmingham.
✨Mentor at DojoCyber.
Corb3nik @atvh.dev Co-Founder @caido.io | Security Enthusiast | CTF Fanatic | Bug Bounty Hunter
pwn @pwnfunction.bsky.social 
Alfred Berg @berg.hf.ax security enthusiast | space | F1 | bikes
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
Ryan Castellucci 🜬 @rya.nc Hacker. Enby. Administrative inconvenience. Purveyor of technically sophisticated shitposts.
Suing the UK for more gender, help with my legal bills: https://enby.org.uk/
Mastodon: https://infosec.exchange/@ryanc
Non-binary trans androgynous (they/them)
g̸͕̊i̴̜̽u̴̟̒ş̶͝ȇ̴̼p̸̻͐p̶̯̃e̸̯̾(ᵇᵒʸ-ᵈⁱᵛⁱˢⁱᵒⁿ) @giuseppesec.bsky.social dad software in femboy hardware | i can be trusted with web apps 🙂
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
Matt Johansen @mattjay.com Friendly neighborhood cybersecurity guy | expect infosec news, appsec, cloud, dfir. | Long Island elder emo in ATX.
vulnu.com <- sign up for my weekly cybersecurity newsletter
Rachel Tobac @racheltobac.bsky.social Hacker & CEO @SocialProofSec security awareness/social engineering training, videos, talks | 3X @DEFCON🥈 | Ex Chair @WISPorg | Ex @CISAgov Technical Advisory Council under Director Jen Easterly
internet freds 🦇☠️💾✨️ @esquiring.bsky.social 21st century digital attorney. cybersecurity & data counsel, privacy & compliance, FOSS, sometimes litigation; probably not your lawyer.
~~☆~~
Nick Dunn @n1ckdunn.bsky.social Hacking and offensive security. Opinions on hacking/offensive security, technology, science and sci-fi. Lover of really new technology and really old technology.
T1D.
Views are mine but may coincide with yours.
DiscoApe Sports @discoape.com 📷 STL Sports Photography
⚽ High School | College | Pro
Precision in Chaos. Beauty in Motion.
Galleries & Coverage @ discoape.com
ϻг_ϻε @steven.srcincite.io Hermetic Initiate. Exploring conscience and the nature of reality. I also hack things.