foxinSOCKS5 @foxinsocks5.bsky.social Recovering software engineer. Offensive security focused TPM.
James Kettle @jameskettle.com Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
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/
Nicolas Grégoire @agarri.fr Web hacker 😈
Burp Suite Pro trainer 👨🏫
Maintainer of @mastering-burp.agarri.fr 🛠️
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
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
Tanya Janca | SheHacksPurple @shehackspurple.bsky.social Secure Code Trainer - Best-selling author of Alice and Bob Learn Secure Coding & Alice and Bob Learn Application Security. #AppSec she/her
https://shehackspurple.ca 🌻
Randall Munroe @xkcd.com 
Emily Young @eayoung.net All-tech enthusiast and total retro/Linux geek | She/Her 🏳️⚧️ | Newfoundlander | Former host/writer @linusmediagroup.com
📺 YouTube
youtube.com/@emily-young
🐧 Twitter
twitter.com/EmilyAYoung1
🕸️ Fediverse
tech.lgbt/@emilyyoung
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Electromagnetic Field @emfcamp.bsky.social A weekend of geekery in an internet-connected field. Returning in summer 2028.
Website: emfcamp.org
Fediverse: @emf@emfcamp.org
Twitter: twitter.com/emfcamp
Travis Miller @travismiller.bsky.social I had to be on a waitlist to join this app before any of y’all posers showed up.
Rami (drunkrhin0) 🇵🇸 @drunkrhin0.notramimalek.zip Infosec | Photographer | West Australian (the other side from sydney/melbourne)
Hank Green @hankgreen.bsky.social Long Time Internet Guy
fesshole 🧻 @fesshole.bsky.social Confess your sins anonymously - will the internet absolve you?
Buy show tickets 2025/6: sites.google.com/view/fesshole
Add confession b3ta.com/addfess
Buy book amazon.co.uk/s?k=very+best+of+fesshole&tag=b3ta-21
Run @robmanuel.b3ta.com
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. 🏳️🌈
Ello @ellopunk.bsky.social Digital Alice chasing the 🐇 down the cyber space rabbit hole.
Naomi Wu 机械妖姬 @realsexycyborg.bsky.social China's #1 Tech & DIY YouTuber
Open Source, 3D Printing & Digital Fabrication, Automation, Infosec
1/18th synthetic
'It's all about merit until merit has tits'
Shenzhen, China
youtube.com/c/SexyCyborg
noperator @noperator.bsky.social tech tasks are cool and hacking is great
Zoë Rose @rosesec.bsky.social #mumSec
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
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
SteelCon @steelcon.info SteelCon is a family friendly hacker conference in Sheffield.
Next event is July 2026.
evacide @evacide.bsky.social Director of Cybersecurity @eff.org
Co-founder of @stopstalkerware.bsky.social
These opinions are my own, not my employer's
I did a TED talk once
Whores of Yore @whoresofyore.bsky.social Sex History. "A Catalogue of Jilts, Cracks, Nightwalkers, Whores, She-Friends, Kind Women & Others of the Linen-Lifting Tribe”
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
Mathias Bynens @mths.be ♥ JavaScript, HTML, CSS, HTTP, performance, security, Bash, Unicode, i18n, macOS. https://mths.be/
Dafydd Stuttard @dafyddstuttard.bsky.social Founder and Chief Swig at PortSwigger. Creator of Burp Suite and the Web Security Academy. Author of The Web Application Hacker's Handbook.
lintile @lintile.lol now available as a browser extension
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
daniel:// stenberg:// @daniel.haxx.se I write curl. I don't know anything. I am @bagder@mastodon.social
My mastodon posts are mirrored to Blusky here: https://bsky.app/profile/bagder.mastodon.social.ap.brid.gy
Weekly email at https://lists.haxx.se/listinfo/daniel
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
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
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
hakluke @hakluke.com Dad, hacker, solo founder of haksec.com and hackercontent.com.
Pieter Hiele @honoki.net 💻 hacker / relapsed bug bounty hunter
💤 mostly tired of tech
✍️ occasional blogger
🎵 amateur jazz pianist
⁉️ chess enthusiast
🤿 daydreaming of scuba diving
🌐 https://honoki.net
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
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)
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.
Barry Carlyon | The Grumbling Archipelago of Pragmatic Code @barrycarlyon.co.uk - Freelance Stream Stuff Developer (Extensions, Chatbots, overlays and everything inbetween)
- Infrastructure Dev: CohhCarnage
- Twitch Dev Ambassador, Extension Dev., Twitch TFC member
- @IGDB.com Keeper
South Wales
business@barrycarlyon.co.uk
Random Robbie @what-security.co.uk #infosec | #exploiter | #asm | fox | #LFC | scanner of the internet | #wordpress exploiter | #greynoise lover. | #Bugbounty hunter | Northerner | #UK
ᴅᴀɴɪᴇʟ ᴍɪᴇꜱꜱʟᴇʀ @danielmiessler.bsky.social AI / Security Researcher and Entrepreneur.
Founder/CEO of Unsupervised Learning.
Building AI that upgrades humans.
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
STÖK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
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
Bill Pollock @nostarch.bsky.social No Starch Press Founder and President. Founder and Chair, Hacker Initiative
Kyle Hill @khill.bsky.social Dr.* Award-winning science educator. Nuclear comms expert. BASILISK Head of education and outreach.
CFF Dogs of Chernobyl charity ambassador.
“A legend.” - Post Malone.
youtube.com/@kylehill
Julia Evans @b0rk.jvns.ca programming and exclamation marks
blog: jvns.ca
zines: wizardzines.com
Steve Francia @spf13.com Creator of Hugo, Cobra & Viper
Former Go lead @ Google • MD @ Two Sigma • VP @ MongoDB & Docker • Drupal Board
O'Reilly Author • Father of 4 • Always learning 🤔
Writing at spf13.com
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
Andy Gill @zephrfish.yxz.red Defcon goon, Adversarial Architect. Photography, Driving, Blog and general purveyor of chaos. Metal/DnB Fan creator and owner of https://lms.zsec.red
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
Alex Chapman @ajxchapman.bsky.social Full Time #BugBounty Vulnerability Researcher
https://blog.ajxchapman.com
jstnkndy @jstnkndy.bsky.social Infosec professional, beverage snob, and fantasy book consumer. Vice President @ Atredis Partners. Forever terrified of Kithicor.
charlie 🐱 (they/them) @charlieamber94.bsky.social part robot, all panic, no disco. keeping it weird since 94. mecm engineer. 🏳️🌈
jcran @cybe.rs knowledge seeker
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
zseano @zseano.bsky.social @zseano
Joel Margolis (teknogeek) @teknogeek.io hacker
bob @rjw1.bsky.social a larger than average carbon based humanoid
works at dxw
one of the #DevOpsDays London organizers
I exist here but mostly post on mastodon @bob@mastodon.me.uk
interests: #DevOps #rugby #cricket #StrongMan #RealAle #StarWars #pubs #Babylon5 #beards
Lee Porte @leeporte.co.uk Systems geek that rides motorcycles with a penchant for experimentation
julia ferraioli @juliaferraioli.com Doing open source-y stuff, probably full of bees. opensourcestories.org co-founder. Human to Luna Rae Muppet Show.
she/her 🏳️🌈
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Aran Wilkinson @aran.dev 🇬🇧 💻 Golang Software Engineer
Check out my website https://aran.dev
I'm linking my keytrace.dev: did:plc:2wmjihpa4o2myl4jowni24s6
Ashley Willis-McNamara @ashley.dev 👩💻 Sr Dir of DevRel at @GitHub.
🔥 Grandmother of the first-ever hellthread.
🖨️ Will probably convince you to buy a 3D printer.
James Ogden @jamesog.bsky.social 
HollyGraceful @hollygraceful.bsky.social I climb stuff and I hack things.
Fatih Arslan @arslan.io Software Engineer. Creator of vim-go. Design addict. Photographer. Previously at PlanetScale, GitHub, DigitalOcean.
For longform thoughts follow my blog: arslan.io
Brad Fitzpatrick @bradfitz.com I do computers. Married to @radkat.fitzpat.com. Three kids. Xoogler.
Go (#golang) team 2010~2020. Made LiveJournal, OpenID, memcached. Currently at @Tailscale.com making WireGuard easy.
Seattle, WA // Bainbridge
Jonty Wareing @jonty.bsky.social Accidentally responsible
Also http://chaos.social/@jonty
Previously http://twitter.com/jonty
Always http://jonty.co.uk
Liz Rice 💛💙🐝 @lizrice.com Open Source | Isovalent @ Cisco | eBPF | Cilium | author of O’Reilly books on Container Security and Learning eBPF | AWS Container Hero | music @insidernine.bsky.social
Kristian Glass @doismellburning.bsky.social Hire me to run your tech org. @PyConUK Treasurer. @UKPython Trustee. Pythonista Arsonist. Tweets barely represent me, let alone anyone else. 2E0KGG. He/him.
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.
Hey! Presents @heypresents.com Carefully crafted events celebrating the human side of the web. Rooted in Leeds, running strong since 2013.
James Sheasby Thomas @rightsaidjames.com Welshperson exiled to Skipton, software tester and digital accessibility specialist for Oak National Academy, gender refusenik, carer, guinea pig herder, Nintendo fan, list-maker
Josh Nesbitt @joshnesbitt.dev Always building things.
CTO at https://genio.co
Fractional Consultant at https://stac.works
Conference organiser at @heypresents.com
Podcast at https://heypresents.com/podcast with @mrjameshall.bsky.social
Cooking at https://joshnesbitt.cooking
Chris Buckley @cmbuckley.co.uk Solutions Architect based in Leeds, UK. Opinions my own, when I have any.
He/Him
🔗 https://cmbuckley.co.uk
pixelguff @pixelguff.bsky.social Bewildered Dad. Dirty old man. He/Him/They/Them, not fussy. Big, autistic daftie. Crisps Influencer. Beard Person.
I'm mostly on Masto: @guffo@topspicy.social.
If you won't go to Masto, I'll meet you half way.
Mark Norman Francis @cackhanded.net Internet boffin.
Harry Roberts @csswizardry.com 🚀 Independent Web Performance Consultant • Speaker • Google Developer Expert, Web Performance • Accepting new clients • https://harry.is/for-hire
🇵🇹 snipe, lixo tóxico ⭑⭒⭒⭒⭒ @snipe.lol Hacker, dev, CEO of @grokability.com, author, speaker, open sourcerer, sudo incarnate, poo doula. I make @snipeitapp.com. Was @snipeyhead. Married to @uberbrady.com. Vivo em Lisboa 🇵🇹. #Laravel #FOSS
🔗 snipe.net
🔗 snipe.pt
🐘 @snipe@hachyderm.io
Phil Sturgeon 🌳🚵⚓️ @philsturgeon.com Co-founder of @protect.earth, a registered charity (England & Wales) creating/restoring woodlands and other knackered ecosystems to sequester carbon and fight the biodiversity crisis. Electric van/boat life, bikepacking, and boycotting fossil fuels. he/him
Ben McKenna @benmckenna.bsky.social Digital information and infrastructure consultant. Southerner in the north, builds things both virtual and real, accidental gardener and 🏴🇮🇪🇪🇸 mongrel. North London is red, and so am I. ¡Venceremos!
garethr @garethr.bsky.social VP Product @snyksec. @openpolicyagent Conftest maintainer. Developer, designer, product. Open source geek. Devops Weekly. @gdsteam alum. he/him.
Tim Pope @tpo.pe Vim plugin artist
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
Jon Topper @topper.me.uk Founder, @scalefactory.com (The AWS SaaS Experts)
AWS Ambassador.
Food enthusiast. Polyam.
Based in Yorkshire, UK
he/him
Adam Savage @asavage.bsky.social Maker. Science Communicator. Connector. 
Tom Scott @tomscott.com I make things. They’ll probably come back to haunt me in a few years’ time. https://www.tomscott.com/
Richard Mitchell @big.mitch.energy Home automation & smart energy enthusiast. Skeeting in a personal capacity. I barely influence my kids, never mind anyone else. He / him.
James King @ripixel.co.uk Staff Software Engineer at Monzo. I do computery things, take awful selfies, and love TypeScript. Views my own. He/him.
Liam @leesoh.bsky.social 
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
Mark C @largecardinal.bsky.social Logician (PhD), Quantum Hacker, ML miscreant. Feral academic. Co-founder of Quantum Village @ DEF CON
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
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
ᴉpᴉǝH 🐐💕 @summerheidi.bsky.social infosec! personal account. views are that of rustic australian countryside. nothing is an endorsement. everything is awkward.