Markus
@prionbreaker
Matt Levine
@matt_levine
lunch valuation analyst
MG
@_mg_
Nightmare Reifier. I sell some of them too: o.mg.lol & hak5.org/omg
Jeff Moss
@thedarktangent
defcon.social/@thedarktangent Abandoned this site in 2022 but hopeful for the future of social media. Consider migrating to DEFCON.socal
DEF CON
@defcon
Hacking Conference defcon.social/@defcon
Peter Singer
@petersinger
Author: The Buddhist and the Ethicist, Animal Liberation Now, Ethics in the Real World, The Most Good You Can Do, The Life You Can Save.
Entropia e.V.
@entropiagpn
Hackerspace. CCC Erfa. Gulasch. 🐘 @[email protected] | Header von @Cheatha CC BY-SA 4.0
Security BSides
@securitybsides
Building communities one event at a time. Thirteen years, over eight hundred events, and we're just getting started. @[email protected]
FluxFingers
@fluxfingers
⏩ bsky.app/profile/fluxfi… ⏪ Participating in CTF competitions representing @ruhrunibochum since 2007. Also, organizers of annual @hack_lu CTF.
Jonathan Leitschuh - [email protected]
@jlleitschuh
First Dan Kaminsky Fellow | Security Researcher for the OSS Ecosystem | Speaker | Dropper of 0days (Responsibly) | @GitHub Star ⭐️ | Opinions=Mine | He/Him
Mario Zechner
@badlogicgames
Hobby-Twitterant wired.com/story/heisse-p… cards-for-ukraine.at mariozechner.at/posts/2024-07-…
JUP
@randomstr1ng
Systems Engineer SAP Security
Andy Robbins
@_wald0
Co-founder of SpecterOps. Co-creator of BloodHound. bsky.app/profile/andyro…
Brewster Kahle
@brewster_kahle
Digital Librarian @internetarchive archive.org openlibrary.org brewster.kahle.org @openlibrary mastodon: @[email protected]
80,000 Hours
@80000hours
You have 80,000 hours in your career. This makes it your best opportunity to have a positive impact on the world.
Nils Ole Timm
@firzen14
Cyber security professional, @[email protected], ALLES!
mawalu
@mawalu
Student, software developer & CTF Player. Tweets are temporary
Fachschaft Mathematik/Informatik am KIT
@fsmikit
Wir sind die Fachschaft Mathematik/Informatik am Karlsruher Institut für Technologie.
Jiska
@naehrdine
Malware artist, unicorn creator, wireless hacker. Working at @HPI_DE (ex @seemoolab). Opinions are my own. youtube.com/@jiskac / @[email protected]
BSides Munich
@bsidesmunich
BSidesMunich - Security Conference in Munich - November 9 &11, 2024
C3H2 - Cyclopropenylidene
@c3h2_ctf
Capture the Flag Team from outer space, an eternal shard of @CCCHamburg
CSCG
@c_s_c_g
Finding Security Talents and helping them grow. Impressum / imprint: cscg.de/impressum/
KITCTF
@kitctf
We like to hack things, all the things. Tweets and typos by @NearBeteigeuze and @intrigus_
🅱️❌
@bossxplosive
DPD Hateaccount
Angela Sasse
@m_a_sasse
intrigus
@intrigus_
I create and break stuff. GitHub ⭐. @KITCTF. #Java, #CodeQL and #V8. Github: github.com/intrigus Security stuff: github.com/intrigus-lgtm
perfect blue
@pb_ctf
A weeb team with a CTF problem. The official Twitter account of the perfect blue CTF team. Ranked #1 2020, 2021, 2023 (as part of Blue Water)
organizers
@0rganizers
1st place @ CTFTime 2022 infosec.exchange/@organizers
Sauercloud
@sauercl0ud
Sauercloud (a.k.a. Krautstrike, a.k.a. Germany's next ROPModel) is a cooperation of many german speaking CTF teams, first assembled for DEFCON CTF 2018.
FalconFeeds.io
@falconfeedsio
Democratizing Cyber Security. Threat intelligence platform for Cyber Security professionals and business. For API integration contact: [email protected]
Elbsides / [email protected] /
@elbsides
Elbsides 2025 -Computer Security Conference - June 13th, 2025. No longer posting here-follow us on LinkedIn, @elbsides.bsky.social & @[email protected]
vx-underground
@vxunderground
The largest collection of malware source code, samples, and papers on the internet. Password: infected
BSides Berlin
@sidesber
Join us at BSides Berlin, Festsaal Kreuzberg, October 26 2024 Check out our schedule and buy your tickets here: bsides.berlin
GopherCon Europe
@gopherconeu
🌈 See you at year 8 🌈 Berlin, June 16-19 2025 🌈#golang #gopherconEU 🌈
Sick.Codes
@sickcodes
Security researcher 🇦🇺 Good-faith hacking 🤡 Weaponizing source code 🧬 github.com/sickcodes
BSidesFrankfurt
@bsidesfra
2025-08-29 BSidesFrankfurt
ju256
@ju256_
re/pwn. Sometimes for @KITCTF @[email protected]
CASA - Cluster of Excellence for Cyber Security
@casa_exc
Inactive Profile | Cybersecurity Research based @hgi_bochum @ruhrunibochum | casa.rub.de/en/imprint
Sam (from Wendover)
@wendoverpro
Head whatever at Wendover, Half as Interesting, Jet Lag: the Game; Chief Content Officer at @watchnebula
Playdate
@playdate
A brand new handheld video game system from @panic. Now on sale. 💬 Need help? Go to help.play.date
Liam
@nearbeteigeuze
In search for vulns and flags [email protected]
The Club of Rome
@clubofrome
Drawing on the unique, collective know-how of our 100 members we seek to define comprehensive solutions to the complex, interconnected challenges of our world