Orange Tsai @orange.tw This is ๐
terjanq @terjanq.me security enthusiast that loves hunting for bugs in the wild. co-founder and player of @justCatTheFish.
infosec at @google. opinions are mine.
From: https://twitter.com/terjanq
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
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/
James Kettle @jameskettle.com Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
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
LiveOverflow ๐ด @liveoverflow.bsky.social wannabe hacker... he/him
๐ฑ grow your hacking skills https://hextree.io
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
DEF CON @defcon.bsky.social The worldโs premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
Mathy Vanhoef @vanhoefm.bsky.social Prof. @KU_Leuven | Research in Network & Software Security | Known for WPA2 KRACK attack, Dragonblood, and FragAttacks | Open to consultancy | Ex-Postdoc NYU
Franzi Roesner @franziroesner.bsky.social Professor (computer security and privacy, broadly construed) in the Allen School of CSE at the University of Washington. Also spend my time on parenting, reading, exercising, and writing poetry. She/her.
https://www.franziroesner.com
Steven Murdoch @steven.murdoch.is Professor of Security Engineering; Head of UCL Information Security Research Group @sec.cs.ucl.ac.uk; Director Open Rights Group. ๐ย https://mastodon.social/@sjmurdoch ๐ฆย @sjmurdoch ๐ย https://murdoch.is/
Serge Egelman @v0max.bsky.social Scientist. Dir. of Usable Security & Privacy at the International Computer Science Institute (icsi.berkeley.edu). Founder, AppCensus (appcensus.io). All opinions are those of his employer(s), and not his own.
https://www.guanotronic.com/~serge/
Gianluca Stringhini @gianlucastringhini.com Associate Professor at BU. Cybersecurity and Cybersafety. Come for the memes, stay for the science. Skeets are my own
Stefano Zanero @raistolo.bsky.social Tinkerer, security geek, recovering entrepreneur, full professor at www.polimi.it, frequent flyer, private pilot, and generic pundit. He/Him ๐ณ๏ธโ๐โฉ
For aviation follow me on Instagram, same id!
YesWeHack @yeswehack.bsky.social Global Bug Bounty & VDP Platform - #YesWeRHackers
๐ http://yeswehack.com/programs (Public programs)
๐ http://firebounty.com (BB & VDP search engine)
#BugBounty 
Hexacon @hexacon.bsky.social Offensive security conference in the heart of Paris. 10-11th October 2025
https://www.hexacon.fr/
Solder Party @solder.party We design easy to use products that help you develop your projects.
All our products are open source HW and SW!
Find our links at https://links.solder.party/
arturo182 @arturo182.bsky.social HW & SW
Founder of @solder.party
he/him
jiska @naehrdine.bsky.social ษฟษษniฯฑnษ ษฦจษฟษvษษฟ
๐ฆ youtube.com/@jiskac
๐ naehrdine.blogspot.com
๐ฅ twitter.com/naehrdine
๐ hpi.de/classen
๐ฑ reversing.training
Phil Stokes โซ๐ โซ @philofishal.bsky.social macOS security researcher espousing no one's opinions but my own. Dogged follower of #lufc, at least until the world stops going round (IYKYK).
philastokes.com
@kandji.bsky.social @kandji.bsky.social 
Csaba Fitzl @theevilbit.bsky.social macOS Security -- Trail running ๐ -- Mountains โฐ -- Tolkien fan
harleo @harleo.me tl;dr hacker / infosec analyst & researcher. mostly lurking.
chompie @chompie.rip hacker, poster, weird machine mechanic
https://chompie.rip
๐ณ๏ธโ๐Real๐ ๏ธTime๐ง๐๐ค๐๐ค @realtime.crt.video They/them. Maker. Fixer. Late 20s Early 30s. Follow for CRTs, 3D Printing, Linux, Electronics, Arduino, Lasers, Stupidity.
DMs open to makers and cool people who are just the right kind of deranged.
crt.video
@realtime@tech.lgbt
@realtimekodi on twitter
HAL @hal-monitor.bsky.social Calgary Cartoonist - sometimes nsfw
The Wind Beneath the Aspens - Webtoon
Moonsnail - Gytha Press
1/3 of Crabmouth Comix
๐ณ๏ธโโง๏ธ๐จ๐ฆ
HackerNews Compilator @hnbot.gsuscs.xyz By @gsuscs.xyz
Automated account ๐ค
I work by checking HackerNews front page (30 articles) every 30 minutes and posting the title and URL of the articles that have not been posted yet in this account.
Stef๏ฟฝnia ๐ฆ @cataflame.bsky.social A playful spirit with a dash of existential dread, like a happy cloud that occasionally rains on your parade โ๏ธ
Product designer ๐ค Artist ๐ค Cat mom
Art stuff: @artofcataflame.bsky.social
๐ https://stef-nia.me
woodstoveempire @woodstoveempire.bsky.social ๐ฅ Bringing warmth, comfort, and timeless charm to your home with the magic of a wood stove!
CryptoCat @cryptocat.me Security Researcher @rapid7.com ๐
Hacking Content @ https://yt.cryptocat.me ๐
Kuba Gretzky @mrgretzky.breakdev.org Offensive security tools developer. Malware developer, hobby music producer, bedroom DJ & ex-MMO game hacker. Creator of Evilginx / Bartender @ BREAKDEV RED.
Udayveer Singh @handle.invalid Offensive Security | Red Teamer | Learning MalDev | OSEP | CRTL | OSWP | CRTO | CRTE | CRTP | CESP-ADCS | eJPT
http://m4lici0u5.com
๐ Fancy4n6 ๐ฆ @shannadaly.bsky.social Digital forensics & incident response #DFIR + #CTI | Horse and Dog mum | RB/SCP for @BlackHatEvents & @bsidesmelbourne.
Aryeh Goretsky @goretsky.bsky.social Security researcher & antivirus pioneer | alum of ESET, McAfee | Microsoft MVP awardee | Mod @Lenovo, @Neowin.Net, Scots Newsletter forums | Intel Insider Council member | Repost โ endorse.
@hasherezade.bsky.social @hasherezade.bsky.social Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc) ; https://hasherezade.net
Marius Avram @mariusavram.bsky.social Cyber Security Enthusiast. Two sons' proud dad!
@cryptax.bsky.social @cryptax.bsky.social Android malware analysis. Ph0wn CTF founder. IoT hacking. Frequent speaker at Virus Bulletin, Insomnihack etc. Based in France.
Currently testing Bluesky. Otherwise on Mastodon.social.
Pandavana Crypto News @pandacrypto.bsky.social ๐ Crypto news, charts, updates, and analysis focusing on Bitcoin, Ethereum, Solana, XRP, DOGE, the Blockchain and much more. ๐
tw0straws @tw0stra.ws He/They โข ๐ณ๏ธโ๐๐ณ๏ธโโง๏ธ pan
๐ธ and ๐ข appreciator & ๐ enthusiast
๐งโ๐ป Platform Security Engineer
๐พ REing dead games
โ anti-capitalist & anti-imperialist โข pro-unionization
Black Lives Matter, Trans Rights are Human Rights, I stand for a free Palestine ๐ต๐ธ
NorthSec @nsec.io NorthSec โ A community-run cybersecurity event offering world-class talks, trainings & a 48-hour, on-site capture-the-flag competition. Every May in Montrรฉal since 2013 ๐จ๐ฆ Publications en franรงais et en anglais.
https://nsec.io/
crudd @crudd.re Reverse Engineering and Malware Analysis
Thaรญs @barbieauglend.bsky.social mountains ๐ computers ๐ป cosmology ๐ญ karaoke ๐ค dancing ๐๐ฝโโ๏ธ 4x4 ๐ an octonion prime ๐ CPU therapist ๐ฉโโ๏ธ
Fediverse: https://chaos.social/@barbie
www: https://barbieauglend.re
zh4ck @ DEF CON @zh4ck.bsky.social Evolve or Die!
Head of Vuln Research Lab at CUJO AI
Volunteer at IoTVillage Hackersuli Meetup Hacktivity @zh4ck@infosec.exchange
NetRunner, Shaper
b1ack0wl @b1ack0wl.com 0day Researcher @ โโโโโโโโโโโโ / Baker / 0wl
// I post random things on here
Matthias Kaiser @matthiaskaiser.bsky.social Vulnerability Researcher. 0xACED. Ex-Apple. Posts are my own.
Lorenzo Franceschi-Bicchierai @lorenzofb.bsky.social Real-time historian of the late cyber capitalist era @TechCrunch, writing about the intersection of hackers, human rights, and spies.
Also writing a book about Hacking Team and the history of government spyware.
โ๏ธ Signal: +1 917 257 1382
SinSinology @sinsinology.bsky.social Pwn2Own 20{22,23,24,24.5}, i look for 0-Days but i find N-Days & i chase oranges ๐
https://summoning.team/
Alex Plaskett @alexplaskett.bsky.social Security Researcher | Pwn2Own 2018, 2021, 2022, 2024 | Posts about 0day, OS, mobile and embedded security.
harisec @harisec.bsky.social Interested in web security, bug bounties, machine learning and investing. SolidGoldMagikarp
typealias @typealias.bsky.social Little bit of this, ๅฐใใใ 01101000 01101101 01101101
d0ntrash @d0ntrash.bsky.social Security Researcher @neodyme.io | CTF, Fuzzing, Embedded Security
Jack @jack-royer.bsky.social Security researcher building reverse engineering tools @ CentraleSupรฉlec
0x4d5a @0x4d5a.bsky.social Security Researcher @ Neodyme. Windows Internals, Reversing, Fuzzing, CTF
bk @kolczyn.ski Security and insecurity things.
Max Cunin @max-cunin.bsky.social Strategic Designer & Architect | Co-founder @buildSuperworld | Explore social constructs that rule the built environment
Eloรฏse Brocas @cryptocorn.bsky.social Security Researcher at Quarkslab ยท
๐ค firmwares & creating tools ยท Open-source Enthusiast
Anton Chuvakin @anton1chuvakin.bsky.social www.chuvakin.org
rce_trent @rce-trent.bsky.social Aspiring hardware electronic sommelier. Hunter & Gatherer Of Threat Actors. Former Fortinet. Former Symantec. Former Big4. Former Transformer.Containers and Cloud. CTI League Member. Fan of Honeypots. CI/CD your way! 
Quentin Kaiser @qkaiser.bsky.social offensive security research, embedded systems, weird file formats and all things RTOS
StopherInfoSec @papastophs.bsky.social Father. Husband. Doer of bad DIY projects. Purple team enthusiast. Ex-SecOps, builder focused security engineer.
Richard Johnson @richinseattle.bsky.social Fuzzing; Vulnerability Research;
Deep Learning; Reverse Engineering
Training & Publications @ http://fuzzing.io
Hacking the planet since 1995
Undercurrents.io BOFH
I'll stop the world and melt with you
lukas seidel @pr0me.bsky.social Firmware Security โข Embedded Systems โข AI x Infosec โข
Researcher @binarly โข PhD Candidate @TUBerlin โข
Capturing Flags with ENOFLAG
seven @sevensec.bsky.social unsecurity engineer
exploiting, reversing, gaming, coffee
Rusty XYZ @rustyxyz.bsky.social finding x, asking y, putting the z in disruption
an engineer, slighty rusty ๐ฆ
current: cloud with proofs, planet scale maps with bevy
cybrz @cybrz.bsky.social Master of Disaster @compass-security.com ๐ฅ for all sorts crises, scada, chunk hacking, electronics, cryptography and cyber all the things.
Michael Rodler @f0rki42.bsky.social (he/him) Security Engineer/Researcher, PhD. AppSec, Fuzzing, Binary Analysis, Rust. Also ๐ค๐ด๐ฅ๐ถ
biazo @vmcsptr.bsky.social Hyper-V Enjoyer
Andrea Jemmett @100101.bsky.social Platform Security Engineer at kaiko.ai, VUSec alumnus
#fuzzing everything
Otherwise: inking in #splatoon, hoarding #virtualpets, training #pokemon, digievolving #digimon
aka acidghost
Roland Rodriguez @govcraft.ai Independent Practice @ Govcraft | ex-Principal AWS, Microsoft, Accenture | 30 yrs of nerd cred | ๐ง Learning Machine | ๐ฎ Enthusiast | Husband, Dad, Cat Whisperer
@cdzeno.bsky.social @cdzeno.bsky.social Security Researcher @nozominetworks
face0xff @face.0xff.re vulnerability researcher ยท reverse engineer ยท โ๐ฑ
https://0xff.re/
Duncan Ogilvie @mrexodia.bsky.social and 100+ other projects. Love binary analysis and Windows internals. Dreaming about doing open source full time...
Nicolas Grรฉgoire @agarri.fr Web hacker ๐
Burp Suite Pro trainer ๐จโ๐ซ
Maintainer of @mastering-burp.agarri.fr ๐ ๏ธ
CyriI @cyrcer.bsky.social "curl telnet://" addict
@fbiga.bsky.social @fbiga.bsky.social ๏ฃฟ Security Engineering and Architecture ๐ช๐บ๐ฎ๐น๐ซ๐ท๐
thezero @thezero.org Human Rights Defender @osservatorionessuno.org.
Security Researcher @shielder.com.
Former KeepassXC maintainer.
Computer Repair With A Smile.
thezero.org
Nathan @nrutherf.bsky.social Security Researcher and InfoSec PhD-er
Hans-Martin Mรผnch @h0ng10.bsky.social CEO at MOGWAI LABS, part time CTF player and bboy
Jenn @zolutal.bsky.social PhD Student at ASU | blog.zolutal.io
Captain of Shellphish | shellphish.net
she/her
alkali @alkalinesec.bsky.social mobile security / symbolic execution . he / him
Stormica @stormica.bsky.social Writer of code, drinker of monster.
Webdev in the streets, Rust fanatic in the sheets.
Fun & interesting people PDI (Please Do Interact)
Gangetik Prophet @kr1m1nal.bsky.social Old-school Malware & Offensive Security Researcher | โกKernel Pwnerโก | Research IPv6 Blog: http://kr1m1nal.net
raptor @raptor.infosec.exchange.ap.brid.gy When cryptography is outlawed, bayl bhgynjf jvyy unir cevinpl.
๐ bridged from โ https://infosec.exchange/@raptor, follow @ap.brid.gy to interact
Vitezslav Lindovsky @vitezslav-l.bsky.social https://vitezslav-lindovsky.cz/
Xeno Kovah @xenokovah.bsky.social Interested in reverse engineering, firmware, bluetooth, trusted computing, and training. Founder of OpenSecurityTraining2 https://ost2.fyi
Haxolotl ๐ป @haxo1ot1.bsky.social Chaotic good security analyst | CTI & OSINT | Wanna be threat hunter | They/them
Hugow @rustyphasm.bsky.social Red Team / Security researcher at @synacktiv.com
linktr.ee/rustyphasm
Alexandra Sandulescu @antperson.bsky.social Security @ Google - cpu bugz
broomd0g @wreckinglabs.org Reverse Engineering, hardware, firmware, and ELF binaries enthusiast. ๐จ๐ฆ
od86 @0d8x86.bsky.social ๐ช๐บ | ๐ฝ #cybersecurity #reversing #DFIR | he/him | RT: either endorsement, or it's just... interesting ๐คท | https://medium.com/@od8086- 1 รtienne P. @1t1n1.bsky.social Security Researcher and Reverse Engineer
Calle Svensson @zetatwo.bsky.social Security Engineer @ XTX. MSc in eng. physics & CompSci, dev & gamer. โค๏ธ music & long distance running. Wanna do a PhD sometime. Same U/N on all other sites
rayman @0xrayman.bsky.social hacker | CCC | CTF with ALLES!
@misthi0s.bsky.social @misthi0s.bsky.social Threat Researcher
GSEC | GREM | OSWP
Blog: https://misthi0s.dev/
GitHub: https://github.com/misthi0s