Tim Medin @timmedin.bsky.social Kerberoast Guy • RedSiege CEO • Hater of Pants • Former SANS 560 Author, Senior Instructor • Packers owner • Work Req: http://redsiege.com/contact
Red Siege @redsiege.com Penetration Testing, Purple Team, Red Team & Adversary Emulation.
Let our Offense, Prepare your Defense. https://redsiege.com
#weareoffensive
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.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. 🏳️🌈
lcamtuf @lcamtuf.coredump.cx Blog: https://blog.coredump.cx/archive
Homepage: https://lcamtuf.coredump.cx
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)
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
Deth Veggie @dethveggie.bsky.social Herr Doktor Professor Deth Vegetable -- CULT OF THE DEAD COW -- .ooM
Hacker / Archaeologist / Gadabout / Professional Something-or-Other. Anti-fascist and Pro-science. As the old axiom says, reality has a liberal bias.
Nazis need to be punched.
🇵🇹 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
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
Joseph Menn @joemenn.bsky.social Washington Post alum covering hacking, disinformation and what’s left of privacy. Author of books on the Cult of the Dead Cow, organized criminal hacking, and Napster. Pulitzer co-finalist 2024. Signal joemenn.01
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
rand0h @akacki.net Goon / Degenerate / KD3CHT / Akacki.net / DEFCON610.org
Will Dormann is on Mastodon @wdormann.bsky.social I play with vulnerabilities and exploits.
While this site initially showed promise, I've grown tired with its lack of improvement.
You'll find me @wdormann@infosec.exchange on Mastodon.
SteveD3 (Steve Ragan) @steved3.io Father. Grandpa. Geek. Hacker. Former journalist. Security researcher. CMO @BSidesLV.org Member: Curated Intel 
David Maynor @davemaynor.bsky.social threat intelligence and R&D
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.
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 🌻
Jeff McJunkin @jeffmcjunkin.bsky.social IT generalist with an infosec slant. Testing out the new hotness over here.
Bryson Bort 🦄🌴 @brysonbort.bsky.social 🦄
Jennifer (JJ) Minella @jjx.therealjj.com Author "Wireless Security Architecture" and "Low Tech Hacking" | Speaker | CISO CTO @ViszenSecurity.com | Packet Protector 🎙️| @CISOLaunch.com | Security Architecture, Network, WiFi, IoT, Zero Trust | Faculty @IANS_security | www.SecurityUncorked.com
Jack Rhysider @jackrhysider.bsky.social Creator of Darknet Diaries.
Verification: https://twitter.com/JackRhysider/status/1675298532406984707
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
bat 🦇🌻 @mzbat.bsky.social Security Consultant & Founder, Sonar Security | Red Siege, VMware Tanzu, NASA GSFC, Apple, 18F | art, lego, board games, comics, cute animals |🧛🏻♀️⛵️
Ray [REDACTED] @rayredacted.com Past: Host of "Tribe of Hackers"; Assoc. Producer "Darknet Diaries."
Current: Cybersecurity researcher and executive. Also, father of the fastest climber who has ever lived. Seriously.
Warning: I talk about my son ALOT
“Ut scandis, alios subleva.”
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
evilmog @mog.evil.af X-Force, Shenanigans, Hashcat, Church of WiFi, Black Badges, MUDs, Dad Jokes, some Infosec.
Twitter: @evil_mog
Whitney Champion 🍪 @whit.zip security architect / co-founder @digitaldefenseinstitute.com / co-founder Recon InfoSec
♥♥♥ == @eric.zip, nerdery, rainbows, sweatpants
she/her | mama of 3 | 🤍🙏🌿🌈🍄
unicorns.lol
https://short-stack.net
whitneychampion.com/portfolio
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
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
Kim Zetter @kimzetter.bsky.social Journalist - cyber/natn'l security. Speaker. Georgetown adjunct prof. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon
Signal: KimZ.42
https://www.zetter-zeroday.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
BSides Las Vegas @bsideslv.org BSides Las Vegas will take place August 3-5, 2026
Las Vegas · bsideslv.org
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
cje @cje.io founder @bugcrowd && co-founder @disclose_io || hacker, entrepreneur, executive, advisor || عصا موسى || #w00w00
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.