Blenster 🅅 @blenster.com I used break things and write detailed reports but now I'm management. Rapid Prototyper. Maker. Apprentice Knifemaker. Sometimes I try to help explain social situations to dudes.
Trans rights are human rights and Black lives matter.
I love you.
Slashdot @slashdot.org News for Nerds, Stuff that Matters
#tech #news #software #engineering #AI #bitcoin #linux #business
Website: https://slashdot.org
Software Directory: https://slashdot.org/software/
RSS: https://rss.slashdot.org/Slashdot/slashdot
Dinosaur Comics! @qwantz.com Comics? On the INTERNET?? On WWW DOT BSKY DOT APP??
nixCraft @cyberciti.biz Enjoy Linux & Unix-like systems, open-source software, and programming/compsci? Into Sysadmin & DevOps? Follow us to make the most of your IT career! Discover new tools and apps daily, plus a dose of humor ⤵️
https://www.cyberciti.biz
Video Game History Foundation @gamehistoryorg.bsky.social Non-profit dedicated to preserving, celebrating, and teaching the history of video games. Our free digital archive is now open to the public! http://archive.gamehistory.org
ssno @ssno.gsc.dev Game hacking & Reverse Engineering.
https://ssno.cc
Mark Russinovich @markrussinovich.bsky.social CTO of Microsoft Azure, author of novels Rogue Code, Zero Day and Trojan Horse, Windows Internals, Sysinternals tools. Opinions are my own.
Chris Thompson @retbandit.bsky.social Head of Red team @ IBM X-Force. Black Hat Review Board. Founder and co-organizer of Offensive AI Con. Co-Founder of RemoteThreat. inveni et usurpa
Old International Catalogues @oldincatalogues.bsky.social Random selections of pages from vintage non-UK catalogues
Also:
* @OldUKCatalogues.bsky.social - for UK catalogues
* @OldInPrintAds.bsky.social - for non-UK print ads
There may be "vintage vocabulary"...
English translations in ALT text.
MG @mg.lol 
Jayson E. Street💜🤗💜 @jaysonstreet.bsky.social Hacker - Helper - Human
JaysonEStreet.com
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Grifter @grifter801.bsky.social Threat Hunting & DFIR, Hacker, Geek, DEF CON & Black Hat CFP Review Board Member, DEF CON Contest/Events/Demo Labs Dept. Head, Black Hat Staff, DC801 Founder
Marcus J. Carey 🏴☠️ @marcusjcarey.com 🔥 Hope Dealer | 🙃 Table Flipper | 🎨 Artist
🌟 Tribe of Hackers, US Navy, NSA, DIA, Builder
💀 Hacker | 🗣️ InfoSec, Coding, GenAI
💡 Simplifying tech, mentoring, building communities
📚 My new books >> Spot the Wolf & Hacker Inc.
🔑 Legacy > clout
r00k @r00k.net responsible tech, science nerd, comics spouse. He/Him
Posts are short form opinions and should be post scripted with "in some relevant situations"
Huntress @huntress.com Managed endpoint protection, detection and response designed to help the 99% fight back against today’s cybercriminals.
Binary Defense @binarydefense.com We bring the attacker’s mindset to every move, building defenses specifically designed to combat threats. Founded and led by practitioners who live and breathe security, we know what matters in the trenches - because we’re in them with you.
Red Siege @redsiege.com Penetration Testing, Purple Team, Red Team & Adversary Emulation.
Let our Offense, Prepare your Defense. https://redsiege.com
#weareoffensive
dade @0xda.de Hacker, Rapper, Developer, dade.
https://0xda.de
Visual Studio Code @vscode.dev The open source AI code editor
Mark C @largecardinal.bsky.social Logician (PhD), Quantum Hacker, ML miscreant. Feral academic. Co-founder of Quantum Village @ DEF CON
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
TrustedSec @trustedsec.com End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #HackThePlanet
https://trustedsec.com/
the grugq @thegrugq.bsky.social 
Jason Scott @textfiles.com Free-Range Archivist at the Internet Archive. TEXTFILES.COM guy. Documentary and Podcast creator. Troublemaker.
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
@mikko @mikko.bsky.social Fighting malicious use of technology.
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
DEF CON Parrot🦜 @defconparrot.bsky.social Latest News, Fun Moments & Event updates from the DEF CON Community • Follow to stay updated!💛
#DEFCON33 Dates:🎉Aug 07 - Aug 10, 2025
Link of Links {
Resources🌍 •> https://linktr.ee/defconparrot
Updates🗞️ •> https://x.com/defconparrot
}
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
d4rkm4tter @darkmatter.bsky.social Hacker by day... and night
#WiFiCactus | #WiFiKraken
apexstorage.com
HD Moore @hdm.io runZero & Metasploit
@gdead.bsky.social @gdead.bsky.social Founder (yikes!), supports @heidishmoo each year as she wrangles @shmoocon, totally done with that other site
Ello @ellopunk.bsky.social Digital Alice chasing the 🐇 down the cyber space rabbit hole.
@edskoudis.bsky.social @edskoudis.bsky.social 
Space Rogue @spacerog.bsky.social I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
Jeff Moss @thedarktangent.bsky.social thedarktangent@defcon.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
Dare Obasanjo @carnage4life.bsky.social Opinions about product management, technology news and inclusivity in tech. Diversity is about demographics, inclusion is about creating a sense of belonging.
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)
SpecterOps @specterops.io Creators of BloodHound | Experts in Adversary Tradecraft | Leaders in Identity Attack Path Management
alden @re.wtf malware enjoyer • macOS security
https://alden.io
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 🥰
Ian Coldwater 🧊🚫 @lookitup.baby Kubernetes SIG Security Co-Chair, goose in the mainframe. Minneapolis. They/them. Stay punk 🏴
MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3mrv36uo4pc2a
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
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
TomNomNom @tomnomnom.com Computer booper and food enthusiast. He/him.
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
Mastering Burp Suite @mastering-burp.agarri.fr Tips and tricks for Burp Suite Pro 🛠️
Not affiliated with @portswigger.net ©️
Managed by @agarri.fr 🇫🇷
Additional free resources 🎁
http://hackademy.agarri.fr/freebies
@a3ammar.bsky.social @a3ammar.bsky.social 
Randall Munroe @xkcd.com 
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
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)
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
Tarah Wheeler @tarah.org CSO of TPO.group ♦️ EFF Board of Directors♦️she/her ♦️ bestselling author but only that one time
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. 🏳️🌈
bat 🦇🌻 @mzbat.bsky.social Security Consultant & Founder, Sonar Security | Red Siege, VMware Tanzu, NASA GSFC, Apple, 18F | art, lego, board games, comics, cute animals |🧛🏻♀️⛵️
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
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
Rob Fuller @mubix.com (he/him) Dad / Husband / Marine / Student / Teacher / @Hak5 / @NoVAHackers / @SiliconHBO / @NationalCCDC / @MARFORCYBER Auxiliary
Shannon Morse @snubs.bsky.social 💕 YouTube Tech Content Creator 💕
🥳 130k+ https://youtube.com/@ShannonMorse
🌙 Sailor Moon Expert & Collector 🌙
https://youtube.com/@SailorSnubs
🦄 She/Her/Cylon/Unicorn/Witch 🦄
📸✈️🎮👩💻🌻🔮
Best Value! 20% more Fiendish Dr. Noid @noid.hotunixsluts.org DEFCON Organizer (1993 - 2013), Layer_One Founder, #DC206 Founder, Black Lodge member, 3 Time Juror, Force Multiplier. I killed the dinosaurs.
b33f @fuzzysec.bsky.social 意志 / Antiquarian @ IBM Adversary Services / Ex-TORE ⚔️🦅 / I rewrite pointers and read memory / AI Psychoanalyst / Teaching
at labs.calypso.pub
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
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
Micah Lee @micahflee.com Doing what I can to keep activists, journalists, and researchers safe and productive — writing at https://micahflee.com — author of HACKS, LEAKS, AND REVELATIONS https://hacksandleaks.com — signal: micah.01
STÖK @stokfredrik.bsky.social Hacker / Creative
Mischief & GOOD VIBES ONLY
XPN @xpnsec.com Hacker for hire at @specterops.bsky.social
Blog: https://blog.xpnsec.com
martin @cantcomputer.bsky.social CSO @ TrustedSec | Music | Tattoos | H@x | Rad Memes
Jack Rhysider @jackrhysider.bsky.social Creator of Darknet Diaries.
Verification: https://twitter.com/JackRhysider/status/1675298532406984707
@egyp7 @egyp7.bsky.social I like juggling, Bash, chess puzzles, and good exploits. Worked on Metasploit for some years. 💙💜🩷
@egypt@mastodon.social
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
Marco Arment @marcoarment.bsky.social Overcast, Accidental Tech Podcast, and… the internet, I guess
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
John Siracusa @siracusa.social Programmer, tech writer, and co-host of Accidental Tech Podcast, Reconcilable Differences, and Robot or Not. https://hypercritical.co
Leo Laporte @leolaporte.me Podcaster, tech pundit. Founder TWiT podcast network.