1234 awesome Security developers on Mastodon that posted recently.
Security
BrianKrebs
@[email protected]Independent investigative journalist. Covers cybercrime, security, privacy. Author of 'Spam Nation,' a NYT bestseller. Former Washington Post reporter, '95-'09. Signal: briankrebs.07
krebsonsecurity @ gmail .com
Linkedin: https://www.linkedin.com/in/bkrebs
John Hammond
@[email protected]Hacker. Friends. Cybersecurity Researcher.
Kevin Beaumont
@[email protected]Cybersecurity weather person and award winning shitposter. Shitposting is an anagram of Top Insights. You may be surprised to know I am not representing my employer here and these are not their opinions.
I have Direct Messages disabled - you can send them, but I will never receive them.
Marcus Hutchins
@[email protected]
Cybersecurity
Lesley Carhart
@[email protected]
I am eminently qualified to speak from experience about a variety of dumpster fires.
Director of Incident Response at Dragos, ICS cybersecurity person, @pancakescon organizer, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. Speaker available for gigs.
Gin connoisseur. Rodent parent. Some dipshit from Chicago. Now an immigrant in Melbourne.
I post *very serious* things about infosec. Thoughts are entirely my own.
'they/them' 🏳️🌈

Julian Oliver
@[email protected]critical engineer / educator / infrastructure activist / artist
I deploy and secure sovereign server infrastructure for defenders of human rights and the environment, and help them stay safe with best-practice information and operations security.
I also make and teach tech art, exhibiting internationally since the late 90's.
Bows, arrows & rainforest conservation when I can.
Pākehā, Tangata Tiriti, he/him, herbivore
🅰🅻🅸🅲🅴 (🌈🦄)
@[email protected]Hi, I'm Alice 🌹 Watson, a: 🌈 #Queer, 🦜 #Poly, 🍳 #Pansexual, 🧠 #ActuallyAutistic, ⚛ #Atheist, ⚧️ #Enby in 🌲 #Seattle. 💁🏼♀️ #NotAGirl
ALTs: a bunch
Founder: @AltAfterDark
🩵🩷🤍
😍 Yay:
🌈 #LGBTQ+
🔏 #DataPrivacy
🕵 #InfoSec
🧠 #Psychology
🔓 #Locksport
📸 #NSFW #Photography
🐧 #Linux
😸 #Cats
🦯 #Accessibility
🤘 #Punk
✅ #fedi22
🤬 Nay:
👮🏼♂️ #Fascism
💰 #Capitalism
🤡 #Bigots
🔫 #Guns
David Chisnall (*Now with 50% more sarcasm!*)
@[email protected]I am Director of System Architecture at SCI Semiconductor and a Visiting Researcher at the University of Cambridge Computer Laboratory. I remain actively involved in the #CHERI project, where I led the early language / compiler strand of the research, and am the maintainer of the #CHERIoT Platform.
I was on the FreeBSD Core Team for two terms, have been an LLVM developer since 2008, am the author of the GNUstep Objective-C runtime (libobjc2 and associated clang support), and am responsible for libcxxrt and the BSD-licensed device tree compiler.
Opinions expressed by me are not necessarily opinions. In all probability they are random ramblings and should be ignored. Failure to ignore may result in severe boredom and / or confusion. Shake well before opening. Keep refrigerated.
Warning: May contain greater than the recommended daily allowance of sarcasm.
No license, implied or explicit, is granted to use any of my posts for training AI models.
Michael Boelen
@[email protected]Founder of CISOfy; author of #infosec tools rkhunter and Lynis; involved with NLUUG, #openstandards and #opensource; helping companies to secure their #Linux environment; interested in #sustainability and sharing messages in English, sometimes in Dutch 🇳🇱. My Dutch-only account is also @mboelen (mastodon.nl).
Dr. Christopher Kunz
@[email protected]Security (web, infra, app) nerd, slightly disillusioned VR enthusiast, author @heise Security
PGP fingerprint: C882 8ED1 7DD1 9011 C088 EA50 5CFA 2EEB 397A CAC1
Zack Whittaker
@[email protected]Security editor, TechCrunch
Email: [email protected]
Signal: zackwhittaker.1337
New York, NY
Niels Heinen
@[email protected]Information security engineer - security at scale - honeypots
Jeff Moss
@[email protected]Founder of DEF CON & Black Hat. Member of the UK Gov Cybersecurity Advisory Board & The Council on Foreign Relations.
Working to get Hackers and Researchers a seat at the Policy table.
I'm interested in hacking, community, technology, privacy, security policy, and the intersection of civil society. (He/Him) Opinions are my own.
Previously member ONCD (2024-2025), CISA Cyber Security Advisory Council (2021-2025), and DHS Advisory Council (2009-2020)
Ian Campbell 🏴
@[email protected]Security ops engineer for DomainTools, DT Investigations threat researcher, writer, voracious reader. he/him. Fan of good trouble. Opinions here mine only. No LLM content from me, all flaws detected are human-generated. Autistic/depressed/anxious/hungry.
#infosec #cybersecurity #privacy #actuallyautistic #neurodivergent
Security Writer
@[email protected]
Multi award-winning Security Adviser. Technical Auditor. Speaker. Author.
I specialise in organisational and operational security. I help people do better.
Currently clean on OpSec.
Donor: Infosec.exchange
#Infosec #Philosophy #ADHD #Privacy #MediaPreservation
GNU Terry Pratchett
Adfichter
@[email protected]Investigative Tech-Reporterin Republik & Dnip.ch
Eigener Blog: techjournalismus.ch
Interests: #Netzpolitik #Privacy #InfoSec #DigitaleEthik #Technology
Awards for the years: 2018, 2020, 2021, 2023 and 2024.
Catalin Cimpanu
@[email protected]Cybersecurity reporter for Risky Business
Tekniquelly correct
@[email protected]Politics ∪ tech ∪ security ∪ privacy ∪ O_o
Several-time EFF Tech Trivia champion.
Sysop of Free Radical.
I blog about this at https://blog.freeradical.zone/.
I’ve got your back.
Very approachable. Bring treats.
RandomEntropy
@[email protected]Just another random IT security researcher.
srslypascal
@[email protected]Interested in IT security, OpenWRT, (Arch)linux, electronics, technology in general, ancient and recent history, economics, ecology, social equity, sustainability, urbanism, transitions of energy, transport, housing and agriculture.
Frustrated by politics, my baldness and our species in general. Cultivating passionate contempt for the political right and other bigots.
Cuddly and kinky cis man, attracted to all genders 🏳️🌈🏳️⚧️, attracting by gravity 🪐🌌.