µASC Conference @uasc.cc Official account of the Microarchitecture Security Conference (µASC).
Cutting-edge research on #security in #microarchitecture contexts.
Next Conference: February 3, 2026, in Leuven, Belgium. https://uasc.cc
Alexandra Sandulescu @antperson.bsky.social Security @ Google - cpu bugz
Daan Keuper @daankeuper.bsky.social Security researcher @defionlabs.bsky.social
jvoisin @dustri.org Blog feed for https://dustri.org/b
Also available at https://mastodon.social/@jvoisin
eigenform @reflexive.space he/him (John), near-30, looking for work!
🌙 your nonlocal hacker friend
🦀 hw/fw/sw, μarch security, rust, etc
🐬 hacks on gc/wii/melee stuff sometimes
🐘 @eigenform@treehouse.systems
🐦 @eigenform
Calle Svensson @zetatwo.bsky.social Security Engineer @ XTX. MSc in eng. physics & CompSci, dev & gamer. ❤️ music & long distance running. Wanna do a PhD sometime. Same U/N on all other sites
@bsdaemon.bsky.social @bsdaemon.bsky.social 
grsecurity @grsecurity.bsky.social Foundational security for the Linux kernel. Solving the most difficult memory unsafety problems. Created by @opensrcsec
Filippo Valsorda @filippo.abyssdomain.expert @geomys.org founder / RC F'13, F2'17
Cryptogopher / Go cryptography maintainer
https://filippo.io / https://github.com/FiloSottile
https://mkcert.dev / https://age-encryption.org
https://sunlight.dev / https://filippo.io/newsletter
🌻мара-яга¹ @marasawr.bsky.social 💛🤍💜🖤 they/them/това́риш
__
¹ spreading footnotes to every cursed heap in the ‘verse
📍https://mastodon.social/@marasawr
Joanna Rutkowska @rootkovska.bsky.social https://tracesofhumanity.org
Previously: Golem Foundation/Wildland, Qubes OS, hardware/virtualization/OS security research.
Daniel Cuthbert @dcuthbert.bsky.social Ageing hacker, long time documentary photographer. Black Hat Review board. Now sitting on numerous government cyber security boards so I guess that means I’ve grown up right?
Jeff Jarmoc @jjarmoc.bsky.social Yet another security person.
All out of batteries, but still making noise!
Michael Rodler @f0rki42.bsky.social (he/him) Security Engineer/Researcher, PhD. AppSec, Fuzzing, Binary Analysis, Rust. Also 🤘🚴🥋👶
Anders Fogh @andersfogh28.bsky.social 
Daniel Gruss @gruss.cc Aka @lavados #InfoSec University Professor @ #TUGraz. #meltdown, #spectre, #rowhammer, cache attacks, sustainable security. Produced a side channel security sitcom. https://gruss.cc https://x.com/lavados https://infosec.exchange/@lavados
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
Perri Adams @perrib.us Fmr DARPA Program Manager | Fmrly Organizing DEF CON CTF with Nautilus | RPISEC Alumna | Personal account, opinions my own, RT ≠ endorsement
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
Katie Moussouris (she/her/she-hulk/she-ra)🌻 @k8em0.bsky.social Founder & CEO LutaSecurity @payequitynow MIT&Harvard visiting scholar, @MasonNatSec fellow, 1/2 Chamoru, 1/2 Greek all-American hacker
mhackeroni @mhackeroni.bsky.social Italian CTF team. DEF CON finalists. Cyber. Pasta. And now even satellites?! ✉️ info@mhackeroni.it
Brendan Dolan-Gavitt @moyix.net AI researcher at XBOW. Security, RE, ML. PGP http://keybase.io/moyix/
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
Yarden Shafir @yardenshafir.bsky.social A circus artist with a visual studio license
Alex Ionescu @ionescu.bsky.social 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.
Zardus @zardus.bsky.social Retired DEFCON CTF org.
Shellphish Captain Emeritus.
ASU Prof.
angr hacker.
pwn.college sensei.
Looking for students/interns!
https://yancomm.net
https://github.com/zardus
https://defcon.social/@Zardus
Paged Out! @pagedout.bsky.social Paged Out! is a free magazine about programming, hacking, security hacking, retro computers, modern computers, electronics, demoscene, and other similar topics. Always accepting submissions of one-page articles.
ϻг_ϻε @steven.srcincite.io Hermetic Initiate. Exploring conscience and the nature of reality. I also hack things.
Synacktiv @synacktiv.com Offensive security company. Dojo of many ninjas. Red teaming, reverse engineering, vuln research, dev of security tools and incident response.- M manfp.bsky.social @manfp.bsky.social
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
TrendAI Zero Day Initiative @thezdi.bsky.social TrendAI Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
Dave Aitel @daveaitel.bsky.social 
ℵ₁ @aleph1.underground.org 
Hexacon @hexacon.bsky.social Offensive security conference in the heart of Paris. 10-11th October 2025
https://www.hexacon.fr/
buherator @buherator.bsky.social "I'm interested in all kinds of astronomy."
https://scrapco.de
Mostly cross-posting from Fediverse: @buherator@infosec.place
@dfsec-com.bsky.social @dfsec-com.bsky.social 
Fabian Yamaguchi @fabsx00.bsky.social 
Natalie Silvanovich @natashenka.bsky.social Google Project Zero
Claudio Criscione @criscio.net Security Robot Overlord @ Google.
Vulnerability Management
Adriana Porter Felt @apf.bsky.social I like writing silly skeets, but that doesn't pay so I also make Google Chrome. mamá, Eng Director, volunteer at Second Harvest. 🇺🇲🇨🇷
Twitter: @__apf__
Thomas Ptacek @sockpuppet.org Full of passionate intensity.
chompie @chompie.rip hacker, poster, weird machine mechanic
https://chompie.rip
Mark Dowd @mdowd.bsky.social Internet hacker
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
@laparisa.bsky.social @laparisa.bsky.social Browser Boss @googlechrome; Security Princess
@google; Project Zero den mom; former @usds; skilled at baking, eating, and hijacking cookies.
Dino A. Dai Zovi @ddz.bsky.social I drink amari and I know things. $ddz
LMDDGTFY: https://duckduckgo.com/?q=dino+dai+zovi
NYC/BK
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her
Heather Adkins @argv.bsky.social VP Security at Google. Co-Chair Cybersafety Review Board, Co-Author Building Secure and Reliable Systems. r00t. Medieval historian.
Damien Miller @damienmiller.bsky.social debugging, v: the process of inserting printf statements into code until one's errors reveal themselves
Alex Rebert @ayper.bsky.social Memory Safety @ Google. Previously co-founder of Mayhem Security (formerly known as ForAllSecure). Opinions here are my own.
joern @jrn.bsky.social Still your mom’s favorite hacker!
stfn @stfn42.bsky.social Leading Red Teaming @ Google.
Carolina Zarate @zaratec.bsky.social Computer security researcher, CTF (PPP/MMM/BBB), CMU alum x2. Just a lil friend excited about security. 🦆
https://zaratec.io/
terjanq @terjanq.me security enthusiast that loves hunting for bugs in the wild. co-founder and player of @justCatTheFish.
infosec at @google. opinions are mine.
From: https://twitter.com/terjanq
Gábor Molnár @molnarg.bsky.social Information Security Engineer at Google
@arturjanc.bsky.social @arturjanc.bsky.social - T @taviso.bsky.social @taviso.bsky.social
Koto @kkotowicz.bsky.social Security ninja wannabe / board game geek / photon catcher
Michele Spagnuolo @miki.it 💼: Staff Information Security Engineer at Google. 🛠️: Rosetta Flash, BitIodine. 💛: web security, ⟠, ₿, finance. Data is the most dangerous form of opinion.
Lukas Weichselbaum @webappsec.dev Leading Google's web security team.
Passionate about web security and making secure-by-default web development the norm. Contributed to web platfom security features like CSP, Fetch Metadata, COOP and Trusted Types.
Jason Haddix @jhaddix.bsky.social CEO, CISO, Trainer, Hacker, and Speaker.
AI + hacking + sec leadership.
ex:BuddoBot-Ubisoft-Bugcrowd-Fortify-HP-Redspin-Citrix.
OffensiveCon @offensivecon.bsky.social OffensiveCon is a highly technical international security conference focused on offensive security only. Organized by Binary Gecko GmbH.
Daniel Moghimi @flowyroll.bsky.social Senior Research Scientist @Google
Hardware & System Security
2 x Blackhat Speaker 🎩
Jujitsu Bluebelt 🥋
Zoukster
Eduardo Vela @sirdarckcat.bsky.social 
Niklas B @niklasb.rce.associates research @ dfsec.com
Ron Bowes @iagox86.bsky.social Staff Product Detection Engineer @ Censys. https://skullsecurity.org
Mostly post about professional stuff, maybe some improv stuff and maybe even magic some day. Seattle-based (originally Canadian), queer, cybersecurity nerd.
(He/him)
jduck @jduck.me Continuously learning about computer security through research and development.
Andy @g33katwork.bsky.social I like computering. Doing security research at @rapid7 labs.
This is a professional account. Used to play a lot of CTF with @EatSleepPwnRpt and @StratumAuhuur
Vie @viepls.bsky.social Maple Bacon x MMM; engineer @ Google; alumni @ UBC; artist/hacker/writer/etc etc etc
@cyanpencil.bsky.social @cyanpencil.bsky.social 
Samuel Groß @saelo.bsky.social Working on Project Zero, Big Sleep, and V8 Security. Personal account.
stacksmashing @stacksmashing.bsky.social Security researcher with a focus on hardware & firmware. I occasionally publish stuff on YouTube. Co-founder of
hextree.io. Contact: contact@stacksmashing.net
LiveOverflow 🔴 @liveoverflow.bsky.social wannabe hacker... he/him
🌱 grow your hacking skills https://hextree.io
Michal Melewski @carste1n.bsky.social Security Engineer @ Cloudflare,
ex-Google ISE,
I use bad software and bad machines for the wrong things.
My writing: https://carstein.github.io
@gannimo.bsky.social @gannimo.bsky.social 
Carl Smith @rwx.page Security @Google, Personal Account.
Richard Johnson @richinseattle.bsky.social Fuzzing; Vulnerability Research;
Deep Learning; Reverse Engineering
Training & Publications @ http://fuzzing.io
Hacking the planet since 1995
Undercurrents.io BOFH
I'll stop the world and melt with you
dmnk @dmnk.bsky.social 【ＤΞＣＯＭＰＩＬΞ ＮΣＶΞＲ】
Android Red Team @google
Fuzzing @aflplusplus.bsky.social
CTF @enoflag
(opinions my own)
plonk @plonk.bsky.social Berlin. Does things with computers and phones.
Fredy Künzler @kuenzler.ch CEO, Network Architect, Founder of @init7.net. Born at 323.15ppm CO2. 42U. Parliament-Member in Winterhur, Switzerland since 2008. https://threema.id/VEHSJBJS
nixCraft @cyberciti.biz Enjoy Linux & Unix-like systems, open-source software, and programming/compsci? Into Sysadmin & DevOps? Follow us to make the most of your IT career! Discover new tools and apps daily, plus a dose of humor ⤵️
https://www.cyberciti.biz
Troy Hunt @troyhunt.com Founder & CEO of @haveibeenpwned.com, the most trusted name in data breach intelligence. Speaker, blogger, Microsoft Regional Director. Gold Coast, Australia.
UK_Daniel_Card @mrr3b00t.bsky.social 
Social_Anthrax @anthrax.social She/her.
Local hacker gal and *OS enjoyer.
CTF with SIGINT and 0rganizers.
Former researcher @crowdstrike.com, former researcher somewhere fun.
All opinions are my own, you know how this goes.
🏳️⚧️
Matthew Garrett @mjg59.eicar-test-file.zip Former biologist. Actual PhD in genetics. Security, OS security teaching at https://www.ischool.berkeley.edu.
Blog: https://codon.org.uk/~mjg59/blog
Signal: @mjg.59
He/him
Opinions expressed here are mine, not my employer's
Alexander Rausch @geheimoperation.bsky.social 🇪🇺 European Union Fan | Cyber Security | Founder of RedMimicry
Randall Munroe @xkcd.com 
jiska @naehrdine.bsky.social ɿɘɘniϱnɘ ɘƨɿɘvɘɿ
🎦 youtube.com/@jiskac
📝 naehrdine.blogspot.com
🐥 twitter.com/naehrdine
🎓 hpi.de/classen
📱 reversing.training
Gynvael Coldwind @gynvael.bsky.social Security researcher/programmer ⁂ Managing director @ HexArcana ⁂ @DragonSectorCTF founder ⁂ he/him
the grugq @thegrugq.bsky.social 
@halvarflake.bsky.social @halvarflake.bsky.social 
Christian Blichmann 🇺🇦 (also on Mastodon) @admvonschneider.bsky.social Everything is always broken. Googler by day. #BinDiff maintainer. My tweets, my opinion.
During my lifetime, CO2 increased by 67.84ppm (so far).
http://pronoun.is/he
Michał Kowalczyk @mkow.bsky.social reverse-engineering / low-level security
Dragon Sector CTF vice-captain, Invisible Things Lab
Mastodon: @redford@infosec.exchange
Also known as Redford
Ange @angealbertini.bsky.social Reverse engineer, file formats expert.
Corkami, CPS2Shock, PoC||GTFO, Sha1tered, Magika...
Security engineer @ Google. He/him.