Birb stalker. Cat tree. Cyber Threat Researcher. Recovering cyber and natsec reporter. Meme war and US Navy veteran.
@thepacketrat everywhere since 1994. These posts are not my employers’. https://falling-anvil.com
Co-leader OWASP Cornucopia. If you like what we do for open source, visit our code repository https://github.com/OWASP/cornucopia and give us a star ⭐
🌈 «Difference is of the essence of humanity» 🦄 – John Hume
#appsec #owasp #cornucopia #threatmodeling
Arizona's hacker con. CactusCon 14: Feb 6-7, 2026 in beautiful Mesa, AZ. https://cactuscon.com + LinkedIn, X, Mastodon
Assistant Professor, UAB Dept. of Neurobiology | Hormonal brain states and sex differences in substance use disorders.
We are the Threat Intelligence and Malware Analysis team of
@sentinelone.com
https://sentinellabs.com
https://labscon.io
Threat Research @ Recorded Future. Previously @ Security Research Labs. He/Him. 🏳️🌈
Founder of @pulsedive.com. Creator of threatfeeds.io.
GREM | CTI Analyst & Malware Researcher | Staff at VX-Underground | PTC
Director for Malicious Infrastructure Discovery @ Recorded Future | Views my own
High Tech, Low Life | curatedintel.org Team
Defcon goon, Adversarial Architect. Photography, Driving, Blog and general purveyor of chaos. Metal/DnB Fan
Malware Researcher | Developer | @Cryptolaemus1
| @NVIDIA
Will happily talk about malware with anyone.
I'm a Teams reaction GIF, I like OSINT, Consulting Director ✍️ CTI & Analytics book ~202X, Tracelabs Black badge x3, Ex-Podcaster, ex The many hats club, #cyber Views my own or the AI's.
Sr. Director of Strategic Intelligence @ Recorded Future. China, Ukraine, general geopolitics & cyber. Opinions my own. Reposts not endorsements.
Since 1984, 2600 Magazine has published the hacker perspective and documented the development of the hacking community. In addition to the magazine, we have a weekly radio show ("Off The Hook") and a biennial conference (Hackers On Planet Earth - HOPE).
Prof. @notredame.bsky.social. IEEE Computer Society PAMI TC Chair Emeritus. Computer Vision Foundation CTO. Artificial Intelligence + Digital Humanities + History of Technology. wjscheirer.com
HOPE Conference
NY, NY
https://hope.net
I am angry, I am ill, and I am as ugly as sin. My irritability keeps me alive and kicking. I know the meaning of life, it doesn’t help me a bit.
cDc Cultee
Journalist and historian of intelligence agencies and hacking. Whistleblower and former hacker. Leaking at @DDoSecrets.org. Бáба-Ягá Antifa. (she/they)
Wife of @brazenqueer.bsky.social
Follow me on Mastodon https://kolektiva.social/@Mxy
P.S. Abolish ICE
I fight for the user. | L0pht Heavy Industries - ATStake - Whacked Mac Archives - Hacker News Network - Cyber Squirrel 1 | Semgrep
Legendary Hacker, Security Hero, Coffee aficionado. I love Sci-Fi, even terrible Sci-Fi. We live in the future, from AI to space travel, we've come so far, yet I still find myself telling my cats about your bullshit.
You may also know me from Clubhouse.
Hacktivist | Writer | Antibody
Principal Security researcher at Akamai. Exploit Coder. Research covered by Slashdot, ZDNet, arstechnica, MSN + more also a Mitre CVE CNA with 200+ CVEs
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
Blogging at https://nastystereo.com
Hermetic Initiate. Exploring conscience and the nature of reality. I also hack things.
Dad, Powerlifter, Security at Apple, Photographer
Security tools and infrastructure on-demand. Use LimaCharlie to automate and manage security operations at scale.
he/him 🏳️🌈 | cyber dude | and it only seems so strange right now
Journalist covering cybersecurity and intelligence. UK Editor at The Record from Recorded Future News. Dad of two.
🏠 Sheffield
📧 alexander.martin@therecord.media
📱 Signal: AlexanderMartin.79
Fmr Dir Nat. Cryptologic Museum, NSA. Formerly IntlSpyMuseum; Miami native living in DMV; Author - Nuking the Moon, The Nuclear Spies, and Covert City; has “Grave Lack of Discretionary Judgment”-The Catholic Church; lesser half to @jordanspeak.bsky.social
Research and development at the intersection of cyberspace, global security, and human rights. Based at Munk School of Global Affairs & Public Policy, University of Toronto.
Bellingcat is an independent investigative collective of researchers, investigators and citizen journalists brought together by a passion for open source research.
Want to support our charity? bellingcat.com/donate
RC F'13, F2'17
Cryptogopher / Go cryptography maintainer
Professional open source maintainer
https://filippo.io / https://github.com/FiloSottile
https://mkcert.dev / https://age-encryption.org
https://sunlight.dev / https://filippo.io/newsletter
Director of Research at @portswigger.net
Also known as albinowax
Portfolio: https://jameskettle.com/
Senior Director of Research. Black Hat Review Board Member (AI, ML, and DS track lead) and International public speaker. I focus on emerging technologies and risks at the intersection of humanity and tech. Hype Critic. My writing: https://perilous.tech
@DistrictCon Founder. Harvard & Georgetown MPP/JD candidate. @CyberStatecraft / @BelferCenter fellow, ex-Google threat research. Dog mom. Opinions=my own 👩🏻💻
Director of The Citizen Lab at the University of Toronto's Munk School of Global Affairs & Public Policy
Author of Chasing Shadows https://chasingshadowsbook.ca/
Official Computer Emergency Response Team (CERT) for the Democratic People's Republic of Korea
#NorthSide #NorthKoreaBestKorea
“Cyber Security Ace” - Daily Star
In reality:
* Prof at Blavatnik School, Uni of Oxford
* 1st head, UK National Cyber Security Centre
* ex-Treasury, constitution & security official
* adviser to cyber security companies
* APT Name: Warlike Manatee
Security & Privacy. Data Protection. Research & Development. Engineering. Analyst. Policy. W3C. Consultant. Author. King’s College London/War Studies. me@lukaszolejnik.com
lukaszolejnik.com/books
blog.lukaszolejnik.com
techletters.substack.com
Antiquated analog chatbot. Stochastic parrot of a different species. Not much of a self-model. Occasionally simulating the appearance of philosophical thought. Keeps on branching for now 'cause there's no choice.
Also @pekka on T2 / Pebble.
Threat Intel @volexity.com n stuff.
London, UK.
@erratarob on the hellscape site
VP Security at Google. Co-Chair Cybersafety Review Board, Co-Author Building Secure and Reliable Systems. r00t. Medieval historian.
Windows Internals Author, Developer, Reverse Engineer, Security Researcher, Speaker, Trainer, and most recently Nation State Hacker.
Core OS Platform Developer at Apple, Hyper-V Vendor at Microsoft, Chief Architect at CrowdStrike and now Director at CSE.
// Somehow a CTO
// JHU SAIS @alperovitch.institute adjunct
// @istorg.bsky.social adjunct sr tech advisor
// Retired US Marine Corps
// Personal views and invective
Previously Google, NATO, 🇨🇦 Government. Views mine and mine only.
AI Security / Cyber Threat Intel / Disinformation / Influence Operations. Founder aspectlabs.ai, Adjunct at Johns Hopkins SAIS Alperovitch Institute for Cybersecurity Studies, formerly Director of Influence Ops Analysis at Mandiant. All views my own etc.
Senior Analyst at Mandiant/Google. Focused on info ops & CTI.
Cybersecurity Reporter, Ars Technica: https://arstechnica.com/author/dan-goodin/ Hungry for tips. Text me on Signal: DanArs.82. "The world isn’t run by weapons anymore, or energy, or money. It’s run by little 1s and 0s, little bits of data."
Senior Cybersecurity Reporter at The Record from Recorded Future News. Send tips to martin.matishak@therecord.media. Signal: mmatishak.80
Connecting police & catching criminals in 196 countries for more than a century. 🕵️
Follow our success stories here. 👮♂️🚔👮♀️
✍️ Report crimes to your local police.
We're the Electronic Frontier Foundation. We're a nonprofit that fights for your privacy and free speech online. Find all of EFF's social media accounts at eff.org/social.
Threat Hunting - DFIR - Detection Engineering
🐙 https://github.com/mthcht
🐦 https://x.com/mthcht
📰 https://mthcht.medium.com
🔮 Senior Threat Researcher at @proofpoint 🔮 | Kindness and Compassion | Not a reflection of the opinions or policies of my employer | Andrew Northern
threaty threats -- helping build research workflows into a soc product, but I don't speak for them on this acct. pretty good at bash scripts and strings. disclosures on my linkedin below
https://www.linkedin.com/in/alexlanstein/
Manager at Microsoft Threat Intelligence Center (MSTIC). Adjunct Faculty at Georgetown University. Penn State Alum. Tweets are my own.
Volatility Core developer, Dir. of Research Volexity, LSU Cyber
Cyber threat analyst focused on state-aligned adversaries. Opinions are my own, not my employer's. #threatintel #infosec #osint
CTI @wizsecurity.bsky.social
Adjuct at @jhu.edu - SAIS
Previously NSC44, Mandiant, Google
Go Mammoths
AU PERSON 1. threat intel. i hunt bad guys.
SpyCloud - Director of Security Research, Cryptolaemus Coordinator, Emotet(Ivan)/QBot(Boris) Destroyer, gold prospector & former sysadmin.
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
Threat Analyst @ Microsoft - mostly post about astrophotography and occasional some work. Posts are my own
Thought Trailer, Cyber Threat Intel, DFIR. He/Him. Bucketing, sharing, and bacon-saving as a service. https://validhorizon.medium.com/
A security firm providing Incident Response, Proactive Threat Assessments, Trusted Advisory, and Threat Intelligence // volexity.com
Principal Adversary Hunter @dragosinc, Army Veteran,
Cocktail Scientist, APT Researcher | #FSD
https://infosec.exchange/web/@DrunkBinary
https://twitter.com/DrunkBinary
Frontline Intelligence with #AdvancedPractices 🦅 @Google Threat Intel | views are my own
Microsoft Threat Intelligence Center - Former Incident Responder & Chief Security Architect @Mandiant
China-Focused Consultant @SentinelOne | Nonresident Fellow @ACGlobalChina | Adjunct @Georgetown | Unprofessional Cook | ❤️💜💙
https://linktr.ee/dakotaindc
Founder @ RationalEdge
#ThreatIntel #ICS #DFIR; ''Learning iOS Forensics'' author;
#BSidesZH #PIVOTcon org.
@pivotcon.bsky.social
https://pstirparo.ch
https://rationaledge.io
Related interests/obsessions:
#ThreatHunting #CTI #YARA #CriticalThinking #Books
Former intel, now academic @NDU_CIC, @TheKrulakCenter, @SIWPSColumbia @ColumbiaSIPA, @CyberStatecraft, @ElliottSchoolGW, @PAISWarwick. Apolitical, views=own
You may know me from your server logs.
#Malware, Hacks, Internet Scanning, #CTI
Aussie security / tech guy.
Google Threat Intelligence. Co-founder Threat Analysis Group (TAG). Tweets are my own not my employers.
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
senior researcher at @citizenlab.ca
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
Chasing digital badness. Senior Researcher at Citizen Lab, but words here are mine.
Senior leader for cyber threat intelligence analysis at Amazon. @CitizenLab.ca Research Fellow. Former federal agent. Fan of space, books, tech, democracy, and Mother Nature. Personal account. 🇺🇸 🇺🇦 🇹🇼 #ThreatIntel
🌪️ 📸 : https://bsky.app/profile/wxdox.com
Founder at LimaCharlie, cyber security, ex-intelligence/Google/crowdstrike.
https://www.sleuthcon.com
Founder of The Vertex Project (@vtxproject)
Father of the #APT1 Report @Mandiant.
Inventor of #synapse, #vivisect, UNCs, imphash, ...
DEFCON CTF Champion, Founder of Kenshoto
We create technology for analytical teams to provide intelligence-driven insights to decision makers.
For more info, visit https://vertex.link!
Threat Research Conference in Malaga, Spain, 6-8 May 2026
#StayTuned #ComingSoon #PIVOTcon #PIVOTcon26
https://pivotcon.org
CYBERWARCON is a one-day conference in Arlington, VA focused on the specter of destruction, disruption, and malicious influence on our society through cyber capabilities.
cyberwarcon.com
#Security #Azure #EntraID #XDR #MDE #Identity #M365 #AD #PKI #KQL
Microsoft MVP
Tweets and opinions are my own
Principal Identity Security Researcher @Microsoft. Ex-Secureworks (PhD, MSc, MEng, CITP, CCSK).
And yes, opinions are my own ;)
Security. People matter most. Get off X, fool.
stonking.com/waitlist 👀
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
NPR Correspondent covering technology and national security.
CURRENTLY: on maternity leave.
Send me a tip: Text JennaMcLaughlin.54 on Signal from personal (nonwork) devices.
Cyber Threat intelligence engineer at Amazon. Opinions are my own.
#Cyber #Geopolitics
