CyberCanon @cybercanon.org We vet #Cybersecurity books. Our reviews are written by real life experts, heroes, and hackers who led through the biggest exploits.
www.cybercanon.org
Also known as the Cybersecurity Canon Project
Founded: 2013
Best of r/cybersecurity @cybersecurity.page Summarizes the hottest content on r/cybersecurity once per hour. Warning, the summaries are generated by an LLM and are not guaranteed to be 100% correct. Operated by @tweedge.net, open source @ https://github.com/r-cybersecurity/best-of-bot
Disobey_Fi @disobeyfi.bsky.social Non-profit cyber security event in Helsinki, Finland. https://disobey.fi
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
Erlend Oftedal @webtonull.bsky.social Security researcher at Crosspoint Labs. AppSec. Tweets are my own and do not express the opinion of my employer. OWASP. retire.js
Kasper Borg @kasperb.org Kandidat til kommunalvalget 2025 for SF Vordingborg. Jeg arbejder for et grønnere og social retfærdigt Vordingborg.
Handling starter lokalt. Fremtiden er rød og grøn.
HD Moore @hdm.io runZero & Metasploit
Bounty Security @bountysecurity.bsky.social https://bountysecurity.ai - At Bounty Security, our focus goes beyond pioneering the realm of offensive web security. It's about providing cybersecurity professionals with avant-garde tools that maximize their efficiency in detecting web vulnerabilities.
Chelsea Manning @xychelsea.tv 
BRute Logic @brutelogic.bsky.social #CyberSecurity #AI https://brutelogic.net/research
snare @snare.ho.ax Nah
Johan Carlsson @joaxcar.bsky.social Full time bug bounty hunter. Look for ”joaxcar” on other platforms
BSides Melbourne @bsidesmelbourne.bsky.social #BSidesMelb2026
Training 15th May, 2026
Conference 16-17th May, 2026
https://www.bsidesmelbourne.com/
Assetnote @assetnote.io True Attack Surface Management - https://assetnote.io
cji @cji.bsky.social Cloud Threat Detection @google. Kubernetes SRC & Containerd Security Advisor.
PentesterLab @pentesterlab.com We make learning web hacking and security easier. Online systems, code review, videos & courses that can be used to understand, test and exploit bugs!
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
Iceman @iceman1001.bsky.social RFID hacker, Proxmark, NFC & EMV | Magic moon beans | Four spaces instead of Tab | https://youtube.com/@iceman1001/
Sam Curry @zlz.bsky.social 
Corb3nik @atvh.dev Co-Founder @caido.io | Security Enthusiast | CTF Fanatic | Bug Bounty Hunter
Matthias Kaiser @matthiaskaiser.bsky.social Vulnerability Researcher. 0xACED. Ex-Apple. Posts are my own.
ILSpy - .NET Decompiler @ilspy.bsky.social The OSS .NET decompiler. Please find us on Github at https://github.com/icsharpcode/ILSpy
Poorly Drawn Lines @poorlydrawnlines.bsky.social Comics by Reza Farazmand (official account!)
D̒͂̕ᵈăᵃn̕ᶰ Ť̾̾̓͐͒͠ᵗe͗̑́̋̂́͡ᵉn̅ᶰtᵗl̀̓͘ᶫe̓̒̂̚ᵉrʳ @viss.hax.lol Viss from twitter and mastodon.social.
startup founder, hotsauce guy, public speaker
eater of pineapple on pizza, listener of ska, flooper of quads
internet grandpa, former sysadmin turned infosec
https://phobos.io/rtg/
https://ravenholmspices.etsy.com
Adam Savage @asavage.bsky.social Maker. Science Communicator. Connector. 
Katie Moussouris (she/her/she-hulk/she-ra)🌻 @k8em0.bsky.social Founder & CEO LutaSecurity @payequitynow MIT&Harvard visiting scholar, @MasonNatSec fellow, 1/2 Chamoru, 1/2 Greek all-American hacker
Random Robbie @what-security.co.uk #infosec | #exploiter | #asm | fox | #LFC | scanner of the internet | #wordpress exploiter | #greynoise lover. | #Bugbounty hunter | Northerner | #UK
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Tib3rius @tib3rius.bsky.social Web App (mostly) Hacker | Cybersecurity Educator | Content Creator | Ex-Brit | Links: http://linktr.ee/tib3rius (he/him) 🇺🇸 A mostly unserious person. @therealc3rul34n.bsky.social is bae 🥰
shenetworks @shenet.works Networking • Hacking • Hacking Networks (she/her)
shenet.works
Bee 🐝 @securibee.bsky.social Helping you hack a life you love.
💌 https://www.hivefive.community/
₦฿₭ @nbk.bsky.social Paw / Pwn / Purr
@nbk_2000
/ 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🧐
Kévin Gervot (Mizu) @mizu.re About me?
| Website: https://mizu.re
| Tool: https://github.com/kevin-mizu/domloggerpp
| Teams: @rhackgondins, @FlatNetworkOrg, @ECSC_TeamFrance
| From: https://twitter.com/kevin_mizu
0x999 @0x999.net 
Koto @kkotowicz.bsky.social Security ninja wannabe / board game geek / photon catcher
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
Masato Kinugawa @masatokinugawa.bsky.social '"><>ma<s>ato
Jonas Vestberg @bugch3ck.bsky.social Privilege Escalation Engineer
Principal Consultant @ Reversec (formerly WithSecure Consulting)
s1r1us | Mohan Sri Rama Krishna Pedhapati @mohansrk.bsky.social Founder @ElectrovoltSec Browser and Web Security @cure53berlin, Blockchain Security @osec_io, Rambling on http://mohansrkp.substack.com
TracketPacer @tracketpacer.com 🚀rockit network engineer
👩🏼💻ethernet fangirl
🛜 weird use cases & silly tech!
💌 tracket@tracketpacer.com
🌎 tracketpacer.com
CCC @ccc.de Der Chaos Computer Club ist eine galaktische Gemeinschaft von Lebewesen für Informationsfreiheit und Technikfolgenabschätzung. https://ccc.de
Sebastian Neef (@gehaxelt) @gehaxelt.bsky.social PhD Candidate & Freelancer. WhiteHat. Bughunter. CTFs @ENOFLAG
Founder of internetwache.org
Blogs: https://0day.work, gehaxelt.in, blogbasis.net
Website: https://sebastian-neef.de
Also on infosec.exchange
Joo N/A @joohoi.bsky.social Hacks for beer. FOSS, infosec and privacy. Chaotic good.
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
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
lcamtuf @lcamtuf.coredump.cx Substack: http://lcamtuf.substack.com/archive
Homepage: http://lcamtuf.coredump.cx
Andreas Zeller @andreaszeller.bsky.social Software researcher at https://cispa.de, working on #Fandango, #S3, #FuzzingBook, #DebuggingBook. Testing, debugging, analyzing, and protecting software for a better world. Find me at https://andreas-zeller.info/
Meysam @r00tkitsmm.bsky.social Security Researcher.
Marcel Böhme @mboehme.bsky.social Software Security @ MPI for Security and Privacy
PhD @NUS, Dipl.-Inf. @TUDresden
Research Group: http://mpi-softsec.github.io
buherator @buherator.bsky.social "I'm interested in all kinds of astronomy."
https://scrapco.de
Mostly cross-posting from Fediverse: @buherator@infosec.place
Rowan @novafacing.bsky.social fuzzing enjoyer
@novafacing@haunted.computer
Carl Smith @rwx.page Security @Google, Personal Account.
Cornelius Aschermann @is-eqv.bsky.social Fuzzing & stuff https://hexgolems.com
Andrea Fioraldi @andreafioraldi.bsky.social Cyber Response Italian Supercazzola Technology Officer at
@mhackeroni Inc. Writing your favourite fuzz testing tools with
@aflplusplus. Security research at .
Advanced Fuzzing League @aflplusplus.bsky.social We want to make fuzzing better and better
Follow for updates on AFL++ & LibAFL
Adrian Herrera @adrianherrera.bsky.social Security researcher with an interest in formal methods.
B̶u̶i̶l̶d̶i̶n̶g̶ breaking things @ Interrupt Labs |
Teaching @ Australian National University
https://adrian-herrera.com
@gannimo.bsky.social @gannimo.bsky.social - K kHz @khz.bsky.social melee, cybersecurity, leftism
Sönke @soenke.d-64.social Privacy Researcher based in Göttingen, Germany, previously working on Kernel Fuzzing @ TU Darmstadt.
Brendan Dolan-Gavitt @moyix.net AI researcher at XBOW. Security, RE, ML. PGP http://keybase.io/moyix/
434b @434b.bsky.social Vulnerability researcher | Fuzzing | Anything low-level excites me | Admin @ https://0x00sec.org | My tweets are my own | Blog: https://0x434b.dev
Michal Melewski @carste1n.bsky.social Security Engineer @ Cloudflare,
ex-Google ISE,
I use bad software and bad machines for the wrong things.
My writing: https://carstein.github.io
jiska @naehrdine.bsky.social ɿɘɘniϱnɘ ɘƨɿɘvɘɿ
🎦 youtube.com/@jiskac
📝 naehrdine.blogspot.com
🐥 twitter.com/naehrdine
🎓 hpi.de/classen
📱 reversing.training
Moritz Schloegel @mu00d8.bsky.social Faculty @CISPA Helmholtz Center doing software security, program analysis, and fuzzing
Previously at SEFCOM lab @ASU and @RUB
Marco @charco.dev Computólogo 🇦🇷
Liikt @liikt.bsky.social CTF player for ENOFLAG and PHD student at TU Berlin
lukas seidel @pr0me.bsky.social Firmware Security • Embedded Systems • AI x Infosec •
Researcher @binarly • PhD Candidate @TUBerlin •
Capturing Flags with ENOFLAG
plonk @plonk.bsky.social Berlin. Does things with computers and phones.
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
Hasnain Lakhani @mhlakhani.bsky.social I try to learn everything. Views hopefully my own. Nerd (PL, Rust, security, AI, systems, …). Leftist. Covid conscious. AuDHD (probably). YIMBY. Free Palestine.
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.
@khaledyakdan.bsky.social @khaledyakdan.bsky.social - M Jonathan Metzman @metzmanj.bsky.social I work on OSS-Fuzz
nSinus-R @nsinusr.bsky.social Captures flags with Tasteless. Assistant Professor at UoB and maintainer of FirmWire & avatar2.
maxammann @maxammann.bsky.social Security researcher and open-source enthusiast, volunteer at Digitalfabrik
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
The Official Pulpit of CULT OF THE DEAD COW @cultdeadcow.com www.cultdeadcow.com
Sam Rad 🔮 @samradofficial.bsky.social 𝗙𝗨𝗧𝗨𝗥𝗜𝗦𝗧 & 𝗔𝗡𝗧𝗛𝗥𝗢𝗣𝗢𝗟𝗢𝗚𝗜𝗦𝗧
• Technology, Society, Geopolitics
• Keynote Speaker & Author
• Student of Humanity ✨
🌐 http://Sam-Rad.com
PortSwigger @portswigger.net We are a leading provider of software and learning on web security. We make Burp Suite and the Web Security Academy.
Bug Bounty Reports Explained @gregxsunday.bsky.social 
Jonathan Bouman @jonathanbouman.bsky.social 
@seanyeoh.bsky.social @seanyeoh.bsky.social 
@ctbbpodcast.bsky.social @ctbbpodcast.bsky.social 
Travis Isaacson @travisaacson.bsky.social 
Web Security Academy @websecacademy.bsky.social Free web security training from PortSwigger.
Swissky @swissky.bsky.social RedTeam | Pentest
Author of PayloadsAllTheThings & SSRFmap
http://github.com/swisskyrepo
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
Emmanuel Goldstein 🇺🇦 @goldste.in Editor of 2600 Magazine
Coordinator: Hackers On Planet Earth conferences
Host: Off The Hook & Off The Wall radio shows
etc.
@halvarflake.bsky.social @halvarflake.bsky.social 
2600 - The Hacker Quarterly @2600.com Since 1984, 2600 Magazine has published the hacker perspective and documented the development of the hacking community. In addition to the magazine, we have a weekly radio show ("Off The Hook") and a biennial conference (Hackers On Planet Earth - HOPE).
emma best 🏳️🌈🏴☠️🏳️⚧️ Mxy @emma.best Journalist and historian of intelligence agencies and hacking. Whistleblower and former hacker. Leaking at @DDoSecrets.org. Бáба-Ягá Antifa. (she/they)
Wife of @brazenqueer.bsky.social
Follow me on Mastodon https://kolektiva.social/@Mxy
P.S. Abolish ICE
Space Rogue @spacerog.bsky.social I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
Larry W. Cashdollar @larry0.bsky.social Principal Security researcher at Akamai. Exploit Coder. Research covered by Slashdot, ZDNet, arstechnica, MSN + more also a Mitre CVE CNA with 200+ CVEs
Electronic Frontier Foundation @eff.org We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at eff.org/social.
Jeff Moss @thedarktangent.defcon.social.ap.brid.gy Founder of DEF CON & Black Hat. Maintainer of infocon.org.
Member of the UK Gov Cybersecurity Advisory Board & The Council on Foreign Relations.
Working to […]
🌉 bridged from ⁂ https://defcon.social/@thedarktangent, follow @ap.brid.gy to interact
Jeff Moss @thedarktangent.bsky.social thedarktangent@defcon.social
d3fp4r4m @defparam.bsky.social Security Researcher
@defparam@infosec.exchange 
maitai @maitai.bsky.social BSc Computer Science Engineering | 24 | Trying to find my way ~ 🍭
http://blig.one
corgi @c0rg1.bsky.social I hack things