1441 awesome Security accounts on Mastodon that posted recently.

Dan Goodin
@[email protected]Reporter covering security at Ars Technica. DM me on Signal: DanArs.82.
Graham Cluley
@[email protected]Computer #security chap. Public speaker, blogger, #DoctorWho fan since 1972. Author of Jacaranda Jim and Humbug games. Co-host of "The AI FIx" and @smashingsecurity #podcast. Needs haircut.
#cybersecurity #infosec #ai #SmashingSecurity
He/Him/His
Gui Rambo
@[email protected]I know a thing or two about AirPods. App developer, security researcher. 🏳️🌈🧩
Privacy Guides
@[email protected]Privacy Guides is a socially motivated website that provides information for protecting your data security and privacy.
We are a non-profit project with a mission to inform the public about the value of digital privacy, and about global government initiatives which aim to monitor your online activity. Our website is free of advertisements and not affiliated with any of the listed providers.
NetBlocks
@[email protected]The Internet's Observatory: Tracking cybersecurity and digital governance • connectivity and democracy • tools and policy for change • [email protected]
Kev Quirk
@[email protected]Used to help run Fosstodon. These days, I just hang out here.
I work in InfoSec and live with two kids, one wife, two dogs, a blind cat, a flock of chickens, and more fish than I can count.
Also into watches and motorbikes — both riding and wrenching.
Kim Zetter
@[email protected]Journalist - cybersecurity/national security. Author COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon. Speaker/Signal. Newsletter is called Zero Day. Find it here: https://www.zetter-zeroday.com/. Become a paid subscriber to help support my independent journalism.
Manuel 'HonkHase' Atug
@[email protected]20yrs Sec #CCC, Geraffel native, c-base, AG KRITIS, CSCB, #AGND #hacking, #Ethik, #KRITIS, OT & IT-Security, working at HiSolutions, http://Threema.id/X9H873XJ
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)
Tarah Wheeler 🖖♦️
@[email protected]♦️ CEO of Red Queen Technologies ♦️EFF Board Of Directors♦️US/UK Fulbright Scholar in Cyber Security♦️Senior Fellow, Global Cyber Policy at the Council on Foreign Relations. ♦️ Formerly Harvard, Brookings, Splunk, Symantec. ♦️she/her curmudgienne♦️standard disclaimer regarding personal opinions.♦️Searchable. t AT tarah DOT org
Techlore
@[email protected]Techlore empowers individuals with practical digital privacy knowledge, security tools, and advocacy resources. Discover how to protect your online data and regain control of your digital identity.
Viss
@[email protected]D̒͂̕ᵈăᵃn̕ᶰ Ť̾̾̓͐͒͠ᵗe͗̑́̋̂́͡ᵉn̅ᶰtᵗl̀̓͘ᶫe̓̒̂̚ᵉrʳ
:: Founder, Phobos Group
:: Quad Flooper :: Scoville Addict
:: Public Speaker :: food pornographer
:: Twitter Alum (2011-2012)
:: security histrionics
:: finance histrionics
:: tattoo'ed nerd
:: security longhair
part george carlin, part bill hicks, part robin williams.
I run a tiny security consulting company, make hotsauce, watch cartoons and figured out how to weaponize home assistant. I found 118 dollars of btc in my garage.
Kevin Rothrock
@[email protected]hyper-professional #Russia guy, managing editor of @meduza_en, ugly American based in Portland, Oregon (USA). Signal: @KevinRothrock.01
HD Moore
@[email protected]Founder & CEO of runZero (@runZeroInc - https://runzero.com), previously the founder and lead developer of Metasploit, a CSO, a consultant, and the head of various security research teams.
My work is focused on #infosec, #security, #networking, #discovery, #osint, #postgresql, #aws, #engineering, #opensource, #devops, and #startup stuff. For fun I write #golang, build #IoT projects, and #run in circles.
Delta Chat
@[email protected]Secure decentralized messaging for all major platforms and then some. Reliable and instant by using fast and secure Chatmail servers, but also compatible with classic e-mail providers. Offering chat-shared web apps for fun and collaboration, end-to-end encrypted and without any server side hosting. Security-Audited multiple times, last in 2024. #chatmail #FOSS #OpenPGP #deltachat #fedi22 #webxdc #p2p
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
Jonah Aragon
@[email protected]ASN 401332 • President @triplebit, founder @privacyguides, infosec educator. • Instance admin @ https://mstdn.party, https://mstdn.plus, and https://neat.computer • Formerly @techlore
Minneapolis, MN, USA
SANS Internet Storm Center - SANS.edu - Go Sentinels!
@[email protected]http://isc.sans.edu - Global Network Security Information Sharing Community - honeypots, firewall logs, malware. SANS Technology Institute college research project
Taggart
@[email protected]Displaced Philly boy. Threat hunter. Educator. #infosec, #programming #rust , #python
#haskell
, and #javascript
. #opensource advocate. General in the AI Resistance. Runs @thetaggartinstitute. Made https://wtfbins.wtf. Co-creator of https://github.com/mttaggart/OffensiveNotion. Not your bro. All opinions my own. Dad. #fedi22 #searchable
Pronouns: He/him.
M.Ed | Sec+ | CISSP | eCTHPv2 | eWPT | CRTO
Frederic Jacobs
@[email protected]Cryptographic & Security Engineering
Previously: Founding & Lead iOS Engineer @signalapp
Tooting on all things #cryptography, #lithography, #energy, #security, #mobility, #climate, European #aerospace and federalism.