The Officially Unofficial DEF CON Sticker Swap @dcstickerswap.bsky.social 
Katie Nickels @likethecoins.bsky.social 
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Selena Larson @selenalarson.bsky.social loves dogs, sports, memes. she/her. podcaster. "bluesky's humblest resident nailfluencer 💅" - Jerry
my heart is in the west 🌵🌊 views mine.
Alex Pinto @alexcp.bsky.social Cybersecurity data storytelling. DBIR at Verizon Business. Previously serial founder and parallel shitposter. He/him.
Joe Slowik @pylos.co Threat Intel / CTI / OT / ICS / Critical Infra stuff along with other things. I genuinely care, and wish others did too.
Website: pylos.co
Training/Consulting: paralus.co
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
Sergio Caltagirone @intel.bsky.social Georgia Tech Professor. Cyber threat intelligence and cybersecurity professional - former NSA, Microsoft, and Dragos. President of the Threat Intelligence Academy. #FSD 🦆 Formerly @cnoanalysis on Twitter
Eric Hutchins @ehutchins.bsky.social Started in infosec, co-authored the kill chain paper, dabbled in countering influence operations at Meta, and now back to infosec. Lover of command line, python, and rust.- S @stromcoffee.bsky.social @stromcoffee.bsky.social
- J Jen Miller-Osborn @jadefh.bsky.social International Threat Intelligence Leader and Public Speaker currently with Dataminr. Co-founder of Unit 42 - Palo Alto Networks and NCIJTF, co-creator of ATT&CK, and USAF vet. She/Her.
Paul Chichester CMG MBE @0xchich.bsky.social Director Operations, NCSC, GCHQ. 30+ years in Government Cyber Operations. Views entirely my own and do not necessarily reflect those of my organisation. 🏴 🇺🇦
Eric Sheesley @esheesle.bsky.social Infosec practitioner; Co-creator of the MITRE ATT&CK Framework
Mastodon: http://infosec.exchange/@esheesle
Ryan Kovar @meansec.bsky.social Cyber dude. Enjoys clicking too fast, long walks in the woods, & advocating. Hates printers. Co-Creator of the BOTS CTF
Patrick Howell O’Neill @patrickhowelloneill.com Journalist at Bloomberg News in DC. Signal: @howelloneill.01, email: patoneill1@bloomberg.net https://www.bloomberg.com/authors/AXb8dLPHBFc/patrick-howell-oneill
Adam Pennington @whatshisface.bsky.social I lead MITRE ATT&CK. Something something SCUBA diving, cyber. If it’s not about ATT&CK, I speak only for me. He/him.