Haroon Meer @haroonmeer.canary.love Security Geek. We build Thinkst Canary - https://canary.tools
Donncha Ó Cearbhaill @donncha.is Head of Security Lab - Amnesty International
Hunting spyware and unlawful surveillance targeting activists and civil society.
For help with digital forensics or suspect spyware threats contact: https://securitylab.amnesty.org/get-help/
Aleksandar Milenkoski @milenkowski.bsky.social Threat Research | Threat Intelligence | PhD | European Commission Marie Curie Research Fellow 2011-2014 | https://milenkoski.com | Personal Profile
Instacyber @instacyber.bsky.social Reveals APTs with one easy application! | Artificial amateurs, aren't at all amazing // Analytically, I assault, animate things
Michael @matonis.bsky.social Born to Lose. Live to Win.
Cisco Talos Intelligence Group @talosintelligence.com Cisco Talos defends Cisco customers with trusted global cybersecurity intelligence. Support requests: https://talosintelligence.com/support
thesilence @thesilence.bsky.social Principal analyst @vtxproject / #Synapse
#APT1 report / former Mandiant
Doing #threatintel before it was a thing
Corsin @cocaman.ch it security & cyber guy, research @ https://ecrime.ch, friendly, swiss | Opinions are my own
kateo @vajkat.bsky.social 
Digital Monet @artaggi.bsky.social Binary and art recovery specialist. Aka “The White Glove”
HD Moore @hdm.io runZero & Metasploit
Tom Padden @tpad.bsky.social Threat intelligence analyst. He/him
Volexity @volexity.com Volexity is a cybersecurity firm founded by the pioneers of memory forensics. Volexity delivers transformative solutions & services to governments & organizations worldwide, increasing enterprise visibility & facilitating rapid intrusion detection.
@hasherezade.bsky.social @hasherezade.bsky.social Programmer, #malware analyst. Author of #PEbear, #PEsieve, #TinyTracer. Private account. All opinions expressed here are mine only (not of my employer etc) ; https://hasherezade.net
x0rz @x0rz.bsky.social Cybersecurity & Threat Intelligence. Knowledge is power, France is bacon 🥓
Cris Brafman Kittner @criskittner.bsky.social military strategy, geopolitical analysis, CTI, avid photographer
Kenneth Kinion @kennethkinion.bsky.social Founder, Validin
Vitor Ventura @vventura.bsky.social My post reflect my own opinions not my employer.
SentinelLABS @sentinellabs.bsky.social We are the Threat Intelligence and Malware Analysis team of
@sentinelone.com
https://sentinellabs.com
https://labscon.io
ESET Research @esetresearch.bsky.social Security research and breaking news straight from ESET Research Labs.
welivesecurity.com/research/
Per Morten Sandstad @pmsandstad.bsky.social Cyber Threat Intelligence | Incident Response | 127.0.0.1@Oslo.Norway | $job@mnemonic.no
@jamesinthebox.bsky.social @jamesinthebox.bsky.social malware
Mikey @0xmachos.com Former @AbertayHackers Vice Gaffer. Purveyor of macOS security & rum. @warstudies postgrad Terrorism, Radicalisation & British intelligence.
Chi En (Ashley) Shen @ashl3y-shen.bsky.social Security researcher @ Cisco Talos. / Ex-Google TAG / Black Hat & HITCON review board / Organiser of Rhacklette. 
Jaime Blasco @jaimeblascob.bsky.social Cofounder and CTO at Nudge Security. Ex-AlienVault. Talking about AI, Threat Intel, SaaS security
Binary Ninja @binary.ninja https://binary.ninja/
Made with ❤️ by https://vector35.com/
Genevieve @femmeshoto.bsky.social 
Jordan Wiens @psifertex.bsky.social Binary Ninja dev, Cuber, EUC rider.
antirez @antirez.bsky.social Reproducible bugs are candies 🍭🍬
I like programming too much for not liking automatic programming.
Anton Cherepanov @cherepanov.bsky.social Malware Researcher
@abuse-ch.bsky.social @abuse-ch.bsky.social Fighting malware and botnets
Squiblydoo @squiblydoo.bsky.social Malware Analyst; creator of debloat, certReport, CertCentral.org
Debloat Discord: http://discord.gg/dvGXKaY5qr
squiblydoo.blog
ANSSI @anssi-fr.bsky.social Compte officiel de l'Agence nationale de la sécurité des systèmes d'information (ANSSI) | Retrouvez les alertes de #cybersécurité sur le compte @cert-fr.bsky.social
Daniel Plohmann @pushpnx.bsky.social Reverse Engineering & Malware Research at Fraunhofer FKIE.
Projects: Malpedia, MCRIT, SMDA, ApiScout, IDAscope.
@felixaime.bsky.social @felixaime.bsky.social 
Daniel Lunghi @thehellu.bsky.social Threat researcher at Trend Micro mostly focused on APT
Chainalysis @chainalysis.bsky.social Building trust in blockchains among people, businesses and governments. Our crypto compliance and investigation software powers hundreds of top institutions.
Alexandre Borges @alexandreborges.bsky.social Vulnerability Researcher | Exploit Developer (speaker 3x at DEF CON)
John @bitsofbinary.bsky.social #threatintel @PwC UK
Reverse engineering, threat intelligence, YARA. Amateur jazz pianist. All posts are my own. He/him.
Andrew Morris @andrewmorr.is 🔳 founder of @greynoise.io. computers, networks, technology enthusiast. big goober.
Sekoia @sekoia.com Sekoia is the European cybersecurity company building the Cyber Operations Platform for the AI era.
Brian Baskin @bbaskin.bsky.social Just someone that dabbles in threat research, malware analysis, RE, incident response, CTFs, and old school forensics.
Apologetic ginger.
Invoke RE @invokereversing.bsky.social Malware analysis can be hard, but learning it shouldn’t be.
https://training.invokere.com
Dreadnode @dreadnode.bsky.social Building AI systems that advance the state of offensive security | https://www.dreadnode.io/ 
Censys @censys.bsky.social Censys is the authority in Internet intelligence & insights. Delivering the most comprehensive, accurate, and up-to-date global map of Internet infrastructure, Censys provides the real-time external visibility.
kurt baumgartner @kurtisj.bsky.social cybersecurity researcher, co-founder TLPBLACK.
thanks for all the xor
State of Statecraft Conference @what-is-sos.bsky.social Official account of the State of Statecraft conference.
Coming October 22, 2026 - Brussels, Belgium
http://stateofstatecraft.com
#what_is_sos
Thomas Roccia :verified: @fr0gger.infosec.exchange.ap.brid.gy AI x Threat Intelligence
🌉 bridged from ⁂ https://infosec.exchange/@fr0gger, follow @ap.brid.gy to interact
Alexandre Dulaunoy @adulau.infosec.exchange.ap.brid.gy Enjoy when humans are using machines in unexpected ways. I break stuff and I do stuff.
The other side is at @a (photography, art and free software at large) […]
🌉 bridged from ⁂ https://infosec.exchange/@adulau, follow @ap.brid.gy to interact
golby @golby.bsky.social macOS Threat and Detections Researcher @ Jamf
Modat @modat-io.bsky.social European Internet Intelligence Company.
Understand the intent behind internet infrastructure before it is weaponised.
Check it out on https://modat.io
Binary Ninja @binaryninja.bsky.social Backup account for @binary.ninja
Nicolò Altamura @nicolo.dev Reverse Engineer focused on decompilation, disassembly, and software internals.
Website: https://nicolo.dev/en/
StrikeReady @strikeready.com StrikeReady provides the industry’s first vendor-neutral security command center, powered by the grey hair of 100 analysts
https://strikeready.com/
For tactical malware info, check out our labs account, @strikereadylabs.com 
@csongortamas.bsky.social @csongortamas.bsky.social 
Heinbrian @heinbrian.bsky.social #w00w00 #00m00m
Ian Campbell @neurovagrant.bsky.social Security ops engineer and investigator @ DomainTools, writer, voracious reader. he/him. Opinions here mine only. Autistic/depressed/anxious/hungry. https://dti.domaintools.com
🇺🇦 Xorhex 🇺🇦 @xorhex.bsky.social 
hakan @hatr.bsky.social reporter covering cyber (both crime and state-sponsored) for Der Spiegel and ZDF, short overview at https://linktr.ee/hakantanriverdi, Signal: hakan.25
Ollie Whitehouse @ollieatnowhere.bsky.social CTO at the UK's National Cyber Security Center 
Thomas Rid @ridt.bsky.social @ridt on X
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
Tom Uren @tom.risky.biz Author of the Seriously Risky Business cyber security newsletter
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
Kim Zetter @kimzetter.bsky.social Journalist - cyber/natn'l security. Speaker. Georgetown adjunct prof. Author - COUNTDOWN TO ZERO DAY: Stuxnet and the Launch of the World's First Digital Weapon
Signal: KimZ.42
https://www.zetter-zeroday.com
Dmitri Alperovitch @dmitri.silverado.org Geopolitics, Russia, China, Cyber
Chairman @silverado.org
Author of WorldOnTheBrink.com
Host GeopoliticsDecanted.com podcast
Founder Alperovitch Institute for Cybersecurity Studies at Johns Hopkins SAIS
Co-Founder CrowdStrike
@DAlperovitch elsewhere
MalwareHunterTeam @malwrhunterteam.bsky.social https://x.com/malwrhunterteam | https://id-ransomware.malwarehunterteam.com/
Myrtus @malwareindepth.com Malware Researcher | Developer | @Cryptolaemus1
| @NVIDIA
Will happily talk about malware with anyone.
StrikeReady Labs @strikereadylabs.com https://strikeready.com/blog.html
Download live malware samples mentioned here: https://github.com/StrikeReady-Inc/samples
If you prefer marketing (our product is great!) subscribe to our main page @strikeready.com
Kristina Balaam @kristinabalaam.bsky.social 💻 Senior Staff Researcher @Lookout. 中文学习. China-Focused Threat Intelligence. Malware, Geopolitics, Human Rights. Opinions my own.
Steven Adair @stevenadair.bsky.social President @ Volexity
The Banshee Queen 👑 @cyberoverdrive.bsky.social #threatintel @Recorded Future | Formerly @PwC GTI | Malware & infrastructure analysis with a side of cyberpunk. 🌃🌌 She/her, support 🏳️🌈🏳️⚧️✨
Nicole Fishbein @nicolefishbein.bsky.social Senior security researcher and reverse engineer @Intezer
Feike Hacquebord @feikeh.bsky.social Principal Threat Researcher at TrendAI
Julian-Ferdinand Vögele @julianferdinand.bsky.social Threat Research @ Recorded Future. Previously @ Security Research Labs. He/Him. 🏳️🌈
Steve YARA Synapse Miller @stvemillertime.bsky.social threat intelligence @google
writing & sharing on adversary tradecraft, malware, threat detection, ics/ot + cyber physical intel, and of course all things #yara
Matthew Kennedy @matthewkennedy.bsky.social Manager at Microsoft Threat Intelligence Center (MSTIC). Adjunct Faculty at Georgetown University. Penn State Alum. Tweets are my own.
Phil Stokes ⫍🐠⫎ @philofishal.bsky.social macOS security researcher espousing no one's opinions but my own. Dogged follower of #lufc, at least until the world stops going round (IYKYK).
philastokes.com
Andrew Case @attrc.bsky.social Volatility Core developer, Dir. of Research Volexity, LSU Cyber
Craig Williams @craigwilliams.bsky.social I build threat intel stuff.
Ben Read @benread.bsky.social CTI @wizsecurity.bsky.social
Adjuct at @jhu.edu - SAIS
Nonresident Fellow at @atlanticcouncil.bsky.social - Cyber Statecraft
Previously NSC44, Mandiant, Google
Go Mammoths
Cedric Pernet @cedricpernet.bsky.social Senior Threat Researcher @ Proofpoint.
Cybercrime / Cyberespionage aficionado.
Has worked in several CSIRTs/CERTs.
Metal & Rock dude, never enough guitars.
Motorcycles fan.
Wrote a book in French language on cyberespionage.
Ex-Law Enforcement Officer
Mark Parsons @mparsons.bsky.social Threat Analyst @ Microsoft - mostly post about astrophotography and occasional some work. Posts are my own
Christopher Glyer @cglyer.bsky.social Microsoft Threat Intelligence Center - Former Incident Responder & Chief Security Architect @Mandiant
Dan Black @danwblack.bsky.social Previously Google, NATO, 🇨🇦 Government. Views mine and mine only.
Silas Cutler @silascutler.bsky.social You may know me from your server logs.
#Malware, Hacks, Internet Scanning, #CTI
Selena Larson @selenalarson.bsky.social loves dogs, sports, memes. she/her. podcaster. "bluesky's humblest resident nailfluencer 💅" - Jerry
my heart is in the west 🌵🌊 views mine.
Sources & Methods @sourcesmethods.com Blog and monthly digest of Cyber Threat Intelligence (CTI) information sources, tools, articles, events, and helpful tips sourcesmethods.com by @mattreduce.com
Natto Thoughts @nattothoughts.bsky.social Cyber threat intelligence research and analysis from geopolitical, economic, social, cultural and linguistic perspectives.
https://www.nattothoughts.com/
RYSannikov @rysannikov.bsky.social Interests include politics, cyber security, threat intelligence, wildlife conservation, history, and ice hockey. Here for information and stimulating conversation.
Nicolas Caproni @caproni.fr Head of Sekoia Threat Detection & Research (TDR) team • Cyber Threat Intelligence • Detection Engineering • SOC Platform 🇫🇷 🇪🇺 • Hip-Hop • Basketball 
Alex Lanstein @lanstein.bsky.social 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/
tlansec @tlansec.bsky.social Threat Intel @volexity.com n stuff.
London, UK.
David Oxley @oxley.io Senior leader for detection and response at Anduril Industries. @CitizenLab.ca Research Fellow. Former federal agent. Fan of space, books, cyberpunk, sci-fi, espionage history, and storms. Personal account. 🇺🇸 🇺🇦 🇹🇼 #ThreatIntel
Storm chasing 📸 🌪️: @wxdox.com
Tim Nguyen @method.bsky.social Security Engineering person at big tech co. 
Tom Hegel @hegel.bsky.social Distinguished Threat Researcher, SentinelLABS Research Lead @SentinelOne. Nation-state operations, research systems & applied AI for threat intelligence. Find me at https://TomHegel.com
saintX @saintx.bsky.social Espionage Intelligence Alchemist. Threat Intel, teller of truths, annoyer of the feeble minded, known to ramble. CyberDad #cognitiverustbelt
#LABScon / #PIVOTcon
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
Fran Donoso @francisck.com I'm an infosec person who currently works as the CTO of a security services firm. Have done DevSecOps, Red Teaming, and reverse engineering. I reversed some of the tooling leaked by the Shadow Brokers and spoke about it publicly