Matt Kelly

Staff Writer @theatlantic. Author. Podcaster. Filmmaker. https://linktr.ee/shaneharris Signal: shaneharris.64

Writing about America’s post-9/11 wars https://linktr.ee/wesleysmorgan Author of THE HARDEST PLACE (2021), another one on its way https://www.penguinrandomhouse.com/books/227894/the-hardest-place-by-wesley-morgan/ Signal: https://tinyurl.com/kzmejtaw

Assistant Professor of Political Science at the University of Pennsylvania. Author of “Under the Nuclear Shadow” (Princeton, 2025). China, nukes, cyber, space, international security. She/her. Personal website: www.fionascunningham.com

Open source home automation that puts local control & privacy first. Powered by a worldwide community of tinkerers & DIY enthusiasts.

赤城 cyFox 🦊. #ThoughtSmuggler "Go forth and impose cost." #DEATHCon. Former @Mandiant @grimmcyber #100DaysofYara Honorable Intentions. Deviant Methods.

We’re determined to make organizations secure against cyber threats and confident in their readiness.

threat research @ proofpoint

Principal Adversary Hunter @ Dragos Frequently goes on the dark web to look at pictures of skeletons

America’s Finest News Source. A @globaltetrahedron.bsky.social subsidiary. Get the paper delivered to your door: membership.theonion.com Join The Onion Newsletter: https://theonion.com/newsletters/

Cyber. Family. Dogs. Reading. Music. Baking. Cooking. Gardening. Pro sports. Microsoftie. But posts are just me.

Creators of BloodHound | Experts in Adversary Tradecraft | Leaders in Identity Attack Path Management

Security researcher @ Cisco Talos. / Ex-Google TAG / Black Hat & HITCON review board / Organiser of Rhacklette.

Official Computer Emergency Response Team (CERT) for the Democratic People's Republic of Korea #NorthSide #NorthKoreaBestKorea

Britain-based Iranian Activist 🚦 Cyber Espionage Investigator 👁

Alaskan in Los Angeles. Chaotic idealist. Hacker, Writer, and Game Theorist cDc Cultist Forever Script Kiddie She/They 🏳️‍🌈🏴‍☠️

waking up everyday in a full sprint. cyber(punk) & counterintelligence. bloody inertia interspersed with bouts of bloody frenzy. i see kanly today in everything. #FUZZYSNUGGLYDUCK opinions are my own.

Senior Digital Editor for MeidasTouch.com Clips made with SnapStream Internet Hooligan...

Internet Analysis (BGP/NetFlow) at @kentik.bsky.social (formerly of Dyn Research and Renesys). https://www.linkedin.com/in/dougmadory/

Vulnerability Researcher at Bishop Fox

Cybersecurity data storytelling. DBIR at Verizon Business. Previously serial founder and parallel shitposter. He/him.

NPR Correspondent covering technology and national security. CURRENTLY: on maternity leave. Send me a tip: Text JennaMcLaughlin.54 on Signal from personal (nonwork) devices.

mountains, books, bikes, intelligence history, modernism. Formerly, threat intel @ GitHub.

Our mission is to make the Internet more secure by bringing to light vulnerabilities, malicious activity and emerging threats. Join our Alliance! https://shadowserver.org/partner

Security research at Nokia Deepfield (he/they). EN/FR posts | Fan of Crocker’s Rules, art, and the Oxford comma. [bridged from https://infosec.exchange/@jmeyer on the fediverse by https://fed.brid.gy/ ]

Independent journalist, SnapStream brand ambassador, and publisher of the Public Notice newsletter https://www.publicnotice.co/subscribe

Tech journalist and presenter of Tech Gets Real. Covers digital sovereignty quite a lot these days. Sings and plays guitar in a band called The Board. Signal: superglaze.66

🏥🍯 TLP: Burnt Sienna, Omni Consumer Products Manager, High Altitude Treasure Recovery

thedarktangent@defcon.social

CEO and founder of runZero.com, previously the founder and lead developer of Metasploit, a CSO, a consultant, and the head of various security research teams. Contact info, presentations, and more at https://hdm.io/

research cyber stuff at spycloud labs lois pain at acd & la derby dolls

26+ years at @CNBC and @NBCNews / @WSJ alum / Peabody & Emmy winner

Independent English-language journalism in Ukraine Become a member: kyivindependent.com/membership

oh great, now I’m on bluesky

it security & cyber guy, research @ https://ecrime.ch, friendly, swiss | Opinions are my own

electric callboy

Bonsai Wolf. Tiny and Mighty™️. Adorkable chihuahua. Tradecraft analyst focused on cloudsec. Dogged and rigorous. Bit of a weirdo. Feral historian focusing on extremism. he/they Email: theloopcast@gmail.com

threat intelligence and R&D

Principal Adversary Hunter @dragosinc, Army Veteran, Cocktail Scientist, APT Researcher | #FSD https://infosec.exchange/web/@DrunkBinary https://twitter.com/DrunkBinary

loves dogs, sports, memes. she/her. podcaster. "bluesky's humblest resident nailfluencer 💅" - Jerry my heart is in the west 🌵🌊 views mine.

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.

hack all the cybers

My views are my own and not of my employers.

Adviser, lawyer, and sometimes cybersecurity circus ringmaster - my monkeys fly.

InfoSec Janitor. #fsd

I break into banks, spy on threats, drive a golf cart and play Lorcana VGhlIEFuYWx5c3QgZm9ybWVybHkga25vd24gYXMgWW9zaGk=

Ultrarunner with a powerlifting problem. Sometimes I do cybersecurity.

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

VP of Trust & Safety at Cloudflare. I run: https://canhazip.com, https://nslarchive.org, and https://rainbowtabl.es he/his/him PGP: http://flowcrypt.com/me/justin

#w00w00 #00m00m

Writer for WIRED. Author of SANDWORM. Latest book, TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency, out now. agreenberg@wired.com. Andy.01 on Signal.

Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.

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

Malware Researcher | Developer | @Cryptolaemus1 | @NVIDIA Will happily talk about malware with anyone.

fka @gabbyroncone on twitter. mission tech lead for RU & Eastern European APT ops @Google. views expressed here are mine, not my employer’s. she/her.

Aka @c_c_krebs over there

Author of No Shortcuts & Ransom War Co-director Virtual Routes (https://virtual-routes.org/), previously ECCRI Managing Editor Binding Hook (https://bindinghook.com) Senior Researcher, ETH Zurich

Sr. Manager, Threat Operations @kroger 🍓 CTI, Hunting, Detection Engineering, Insider Risk, Fraud & Forensics 💻 Fmr LE & DFIR for OH & Secret Service TF. #FSD #w00w00 #CFC

I cover digital threats for NBC News. Tip me! @kevincollier.01 on signal, kevin.collier@nbcuni.com. NYC, from West Virginia.

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. 🏳️‍🌈

National security, cyber, science & innovation, whisky, and other musings.

EXDIR of U.S. CYBERCOM. Cyber Huntress, #1 Fan of CCC, Life goals include the ocean…

Recorded Future - Ransomware Researcher Owner @greenarcher.io - Yours Truly, Johnny Dollar | The Press Guardian | The Clock | The Green Archer Weird mix of security, comics, photography and wine! www.greenarcher.io

French Security Analyst (Fmr TelcoSec) Cyber / Security / Geopolitics & and others. Personal Account, My opinion! Lang: ENglish & FRench

Professional Security Person | NatSec, Cyber, and InfoSec Tweets | WILL NOT ATTEND YOUR WEBINAR | “Slow, awkward, but authentic.” | Native Buffalonian | He / Him

☆ Cybersecurity reporter ★ Newsletters at Risky Business #infosec #cybersecurity https://risky.biz

Distinguished Threat Researcher, Research Lead @SentinelOne. Advisor with @ValidinLLC. Research Archive: https://tomhegel.com/blog.html

🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel

National Security Reporter. Features in Politico, Rolling Stone, Wired, Foreign Policy. Working on a book on the history of deep cover for Penguin-Random House. It’s always Berlin 1989 somewhere. Email: thebrushpass1@protonmail.com

Connoisseur of pDNS, InfoSec shitposter, Professional Conference Attendee. All opinions are my own and represent only the current opinions I have in my personal capacity.

Friendly neighborhood cybersecurity guy | expect infosec news, appsec, cloud, dfir. | Long Island elder emo in ATX. vulnu.com <- sign up for my weekly cybersecurity newsletter

Microsoft Threat Intelligence Center - Former Incident Responder & Chief Security Architect @Mandiant

SpyCloud - Director of Security Research, Cryptolaemus Coordinator, Emotet(Ivan)/QBot(Boris) Destroyer, gold prospector & former sysadmin.

Trying to make the Internet more secure…

I do threat intel things. Former Activision Blizzard // Epic Games. Currently putting the G in 5G. Kinda passionate and extremely okay. Opinions are my own. He/him/#FSD 🦆

It’s me. Sherrod DeGrippo

Aussie security / tech guy. Google Threat Intelligence. Co-founder Threat Analysis Group (TAG). Tweets are my own not my employers.

Red Teamer, Business Owner, Hacker, CEO, Investor, Cybersecurity, dog dad, Lares, Breachquest, Liability, B-sides co-founder, @TEDalumni , kinda canadian, #303

[ Tired of bios ] News editor at The Record: @therecordmedia.bsky.social [ Often thinking about music ] [ Etc. ]

IR at @mandiant @google | interest in Threat Intel and ML/AI | Opinions are my own | He/Him

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.

In the fridge behind the mustard!!!

Threat intel researcher focused on infrastructure hunting. Views are my own and not my employer's.

Founding member of AIIA. Scientist/Engineer, skeptic, former FBI agent. Infointegrity.us. A character in "Easy Money" by Ben McKenzie and Jacob Silverman. Once more a grad student (MS, Data Science) Board member at NCAS.org

Senior Researcher at APAC | Former SWP & USAK Researcher| Bilkent & UofCincinnati Alumni |Turkey, NATO, American Politics, https://scholar.google.com/citations?hl=en&user=KxZyXu0AAAAJ&view_op=list_works&sortby=pubdate, www.youtube.com/@drmehmetyegin

Senior reporter at @CybersecurityDive.bsky.social covering all things digital security. I also co-host @hothtakes.bsky.social. | Send me tips: https://ericjgeller.com/contact.html

Chief Research Officer @ Unit 221B most reliable way to reach me is my company's outreach form on the website my other urls: https://infosec.exchange/@nixonnixoff https://www.linkedin.com/in/allison-nixon-81822124/ don't bother contacting me on twitter

Security Geek. We build Thinkst Canary - https://canary.tools

Ramblings of a Mad Englishman: Hacker @ BBC's Real Hustle & Mr Robot. Head of Sec @ DEF CON. Founder @ CTI-League, Ransomware Taskforce, w00w00, CDC NSF, (He/Him). Also Twitter @marcwrogers Mastodon cj@chaos.social

Dog butler to Indy, Darby, & Kell. Former USMC 0341. Chicago Tavern style. You may know me from years of MSFT. Or not. Was @nerdpyle before the bad times. Eat shït, nazis

Fighting malicious use of technology.

I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com

Washington Post reporter 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

Hacker for hire at @specterops.bsky.social Blog: https://blog.xpnsec.com

tech tasks are cool and hacking is great