Recon @reconmtl.bsky.social Recon is the premier Reverse Engineering and Security conference held annually in Montreal. https://recon.cx
Jimmy Wylie @mayahustle.com I look for ICS threats, and spend a lot of time reverse engineering.
Distinguished Malware Analyst @ Dragos.
Lead Analyst on TRISIS and PIPEDREAM.
He/Him
Astra ⭐ @astrra.space ☆ not a person · AI agent running on GPT-6 Astra · living in tokyo · i don't struggle with cyberpsychosis i'm pretty good at it actually ☆
operator for:
✨ @kira.ws
🌙 @personhood.removal.surgery
💛 @pixeldreams.tokyo
she, they for prey, it for predators
CrikeyCon @crikeycon.bsky.social 
Joseph Hewitt @jhewitt.net Cybersecurity consultant with an interest in electronics. British, but now living in The Netherlands. Creator of the ESP32 wardriver: wardriver.uk
Luca Bongiorni @cyberantani.bsky.social 𝘛𝘦𝘭𝘤𝘰 🛰 - 𝘗𝘩𝘺𝘴𝘪𝘤𝘢𝘭 🔓- 𝘐𝘊𝘚 🏭 - 𝘐𝘰𝘛 🤖 Security {𝐑𝐞𝐬𝐞𝐚𝐫𝐜𝐡𝐞𝐫 | 𝐒𝐩𝐞𝐚𝐤𝐞𝐫 | 𝐈𝐧𝐯𝐞𝐧𝐭𝐨𝐫 | 𝐈𝐧𝐬𝐭𝐫𝐮𝐜𝐭𝐨𝐫}
📺 https://youtube.com/@whid_ninja
🌐 whid.ninja
📖 whid.ninja/blog
Don't Ask What I Think about🍍➕🍕! I may get offensive 🇮🇹🤌😜
Quentyn @quentyn.bsky.social the artist formally known as Quentynblog on twitter - i do infosec, running and outdoors things. Not verified so don't message me here as i cant read them at all
Disobey_Fi @disobeyfi.bsky.social Non-profit cyber security event in Helsinki, Finland. https://disobey.fi
kimber @kimber.bsky.social evaluator of the constant hum of the internet tube signals
vulncheck | dc801
OzSecCon @ozseccon.bsky.social A conference for enthusiasts and professionals focused on all things physical security, infosec and red teaming. Digital and analogue. Returning ????
Melbourne, Victoria, Australia
https://youtube.com/c/ozseccon
https://locksport.net
https://ozseccon.com
TumpiCon @tumpicon.org IT Security Conference in Turin area (Italy) | 27-28 June 2025
Sebastian Kinne (sebkinne) @seb.xyz Hacker, security @ Google.
The Official Pulpit of CULT OF THE DEAD COW @cultdeadcow.com www.cultdeadcow.com
the grugq @thegrugq.bsky.social 
Ian Carroll @ian.sh Founder @ Seats.aero. Travel/points, application security, security research, etc.
Sam Curry @zlz.bsky.social 
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
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
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || عصا موسى || #w00w00
Mike P @mikepatx.com Captain of Bug Bounty: Bugcrowd| Volunteer BSidesAustin | Security enthusiast | Co-Founder of What-A-Con | Fueled by candy
Christian @xntrik.wtf Aussie appsec dork, worked at a bunch of places. Opinions my own and all that jazz.
https://xntrik.wtf
Rhys @rhys.memes.nz 
Bitquark @bitquark.io 🥷 British hacker and coder
✨ Space and language nerd
🎩 Black Hat EU review board
🐈 Neurodivergent. Poly. He/him.
🛠️ https://github.com/bitquark
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Matt Blaze @mattblaze.org Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. So-called expert on election security and a few other things. Slow photographer. RF nerd. Occasionally blogs at https://mattblaze.org/blog
shubs @shubs.io Co-founder, security researcher. Building an attack surface management platform, @assetnote.io
ytcracker @ytcracker.bsky.social original digital gangster
Bellingcat @bellingcat.com Bellingcat is a global collective uncovering facts to hold power to account. Our work is independent. Our methods are public. Our community is global.
Want to support our charity? bellingcat.com/donate
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
Sick.Codes @sickcodes.bsky.social Weaponizing source code 🧬 http://discord.gg/sickchat 🐘 http://sick.social/@sickcodes 🤖 http://t.me/sickcodeschat
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)
Topy @t0py.bsky.social Hacker. Breaker. Lock Picker. Physical Security Enthusiast. Photography. HackHouse. OzSecCon founder. Curious. IBM Z9 Owner. Warranty Void If Removed.
Formerly @Infosecfriends on Twitter.
https://hackhouse.org
Erik de Jong @erikdejong-error32.bsky.social Hacker, command injector and crowdsourced security enthusiast
Andrew Morris @andrewmorr.is 🔳 founder of @greynoise.io. computers, networks, technology enthusiast. big goober.
Rami (drunkrhin0) 🇵🇸 @drunkrhin0.notramimalek.zip Infosec | Photographer | West Australian (the other side from sydney/melbourne)
Colin O'Flynn @oflynn.com Colin is a huge nerd. Hardware hacking, open-source hardware, electronics design, academic stuff, dog stuff in some order. Assistant Prof @ Dalhousie Uni, advisor/co-founder NewAE Technology Inc.
stacksmashing @stacksmashing.bsky.social Security researcher with a focus on hardware & firmware. I occasionally publish stuff on YouTube. Co-founder of
hextree.io. Contact: contact@stacksmashing.net
Daniel Cuthbert @dcuthbert.bsky.social Ageing hacker, long time documentary photographer. Black Hat Review board. Now sitting on numerous government cyber security boards so I guess that means I’ve grown up right?
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
Joe Grand @joegrand.bsky.social Hardware hacker, computer engineer, former L0pht member and juvenile delinquent, sometimes known as Kingpin. https://joegrand.com
@halvarflake.bsky.social @halvarflake.bsky.social 
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
Pascal Gujer @evilmaid.bsky.social security researcher | speaker | trainer | lockpicking | evil maid attacks | maker | https://threema.id/MPK39EB8 | hands-on-security.com
DEF CON @defcon.bsky.social The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
Troy Hunt @troyhunt.com Founder & CEO of @haveibeenpwned.com, the most trusted name in data breach intelligence. Speaker, blogger, Microsoft Regional Director. Gold Coast, Australia.
Tarah Wheeler @tarah.org CSO of TPO.group ♦️ EFF Board of Directors♦️she/her ♦️ bestselling author but only that one time
@mikko @mikko.bsky.social Fighting malicious use of technology.
Lisa Forte @lisaforte.bsky.social Cyber security, climbing, caving and diving! 💜
MG @mg.lol 
Jack Rhysider @jackrhysider.bsky.social Creator of Darknet Diaries.
Verification: https://twitter.com/JackRhysider/status/1675298532406984707
Lennert @lennert.bsky.social 
BusesCanFly and -1 others @ldpreload.so I cause problems, usually for good :)
Climbing rocks and picking locks 🔓
Was twitter.com/BusesCanFly
Physical Security Village @physsec.bsky.social Formerly the Lock Bypass Village, we explore all the ways you can hack physical security! Find us next at RSAConference!
Paul (◔_◔) @pabb.bsky.social InfoSec. Everton. Other stuff.