SANS.edu Internet Storm Center @sansisc.bsky.social http://isc.sans.edu - Global Network Security Information Sharing Community - Daily blogs and cyber security news podcast.
Malwarebytes @malwarebytes.com All-in-one cybersecurity that's always by your side
https://www.malwarebytes.com/
Adrian Luca @adrianluca.bsky.social Security Test & Threat intelligence Engineer
@virusbtn.bsky.social
🇷🇴 🇪🇺
Anton Cherepanov @cherepanov.bsky.social Malware Researcher
Jarno Niemelä @jarnon.bsky.social Grumpy infosec guy who has been on the blue team since late 90s. Dabbles on the red side on occasion. Been working with various detection AI and threat detection and management automation since late 2000s
@stopstalkerware.bsky.social @stopstalkerware.bsky.social 
The Citizen Lab @citizenlab.ca We are an academic research unit at the University of Toronto investigating novel threats to democracy, human rights, and global security in the digital ecosystem.
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/
Jurre van Bergen @jurrevanbergen.nl Exposing the baddies - Here's how to contact me securely: https://gist.github.com/DrWhax/61978d4e7df5291d4cf308f10dc20d5a
Zach Edwards @thezedwards.bsky.social data supply auditor | privacy & ad tech expert | internet threats
Personal @ victorymedium.com
Work @ Staff Threat Researcher @ Infoblox.com
Co-Founder @ DecryptAds.com
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.
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
@halvarflake.bsky.social @halvarflake.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
Sebastian Garcia @eldraco.bsky.social Cybersecurity Researcher and Assist Prof in ČVUT University. Machine Learning. AI. Detection with IDS/IPS in the network. Reinforcement Learning. Agents. Attacking/Defending. DNS. VPNs. Honeypots. Malware analysis.
Marik0 @marik0.bsky.social Infosec and ML hackademic. Music and chess amateur. 
Dan Goodin @dangoodin.bsky.social 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."
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her
Lenny Zeltser @lennyzeltser.com Builder of security products and programs. Teacher of those who run them.
https://zeltser.com
Joseph Cox @josephcox.bsky.social Hacking/crime/privacy journalist. Author of DARK WIRE, buy here: https://www.hachettebookgroup.com/titles/joseph-cox/dark-wire/9781541702691/#preorder Co-founder of 404 Media. Signal: joseph.404 Email: joseph@404media.co
Costin G. Raiu @craiu.bsky.social Romanian antihacker from another planet. #threatintel #yara #chess #taekwondo black belt
Motto: "One reboot a day keeps the implant away"
Dennis @dennisf.bsky.social Gentleman of leisure. Legendary wedding guest. I wrote two of the best books you haven't read. Friend of hackers. https://decipher.sc
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
Christopher Soghoian @christopher.soghoian.net Previously: Senior Advisor for Privacy and Cybersecurity, Office of Senator Ron Wyden.
Haroon Meer @haroonmeer.canary.love Security Geek. We build Thinkst Canary - https://canary.tools
@mikko @mikko.bsky.social Fighting malicious use of technology.
Joe Slowik @pylos.co Threat Intel / CTI / OT / ICS / Critical Infra stuff along with other things. I genuinely care, and wish others did too.
Website: pylos.co
Training/Consulting: paralus.co
J. A. Guerrero-Saade (JAGS) @jags.bsky.social VP of Intelligence and Security Research, Senior Technical Fellow (AI) @ SentinelOne.
Distinguished Fellow and Adj Professor @ Hopkins SAIS Alperovitch Institute. Three Buddy Problem Co-Host. LABScon Founder, Cyber Paleontologist, Fourth-Party Collector.
John Scott-Railton @jsrailton.bsky.social Chasing digital badness. Senior Researcher at Citizen Lab, but words here are mine.
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
Electronic Frontier Foundation @eff.org 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.
Łukasz @maldr0id.bsky.social Military-grade reverse engineer @ Google, working on Android malware
Got mistaken for a member of Project Zero once.
Everything here is my own opinion
he/him ✨🌈🦄
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
Łukasz @lukasz.bsky.social Breaking bad UTF-8 implementations since 1991. I secure cybers and run trails. If I’m posting, I’m hopefully not on a trail. Views own. He/him
Nick Attfield @nickattfield.bsky.social Threat Research @ Proofpoint | Views are my own.
Patrick Howell O’Neill @patrickhowelloneill.com Journalist at Bloomberg News in DC. Signal: @howelloneill.01, email: patoneill1@bloomberg.net https://www.bloomberg.com/authors/AXb8dLPHBFc/patrick-howell-oneill
Alexander Leslie @aejleslie.bsky.social Cybercrime & Hacktivism @ Recorded Future | Insikt Group | Curated Intelligence | @aejleslie everywhere else.
lazarusholic @lazarusholic.bsky.social a big fan of lazarus. https://lazarus.day
Kostas @kostastsale.bsky.social Running ➡ http://defendpoint.ca | http://edr-telemetry.com | https://edr-comparison.com/ | http://detectionstream.com | 🇬🇷🇨🇦
Michal Strehovský @migeel.sk I help building the .NET runtime at Microsoft. My tweets are my own opinions and/or shitposts, not the official party line.
Gi7w0rm @gi7w0rm.bsky.social Just me, worming through the interwebs.
Threat Intelligence and #URINT Analyst
Other places: linktr.ee/gi7w0rm
Support me: https://ko-fi.com/gi7w0rm
Tanya Janca | SheHacksPurple @shehackspurple.bsky.social Secure Code Trainer - Best-selling author of Alice and Bob Learn Secure Coding & Alice and Bob Learn Application Security. #AppSec she/her
https://shehackspurple.ca 🌻
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Nicolas Krassas @dinosn.bsky.social Head of Threat & Vulnerability Mgmt @ Henkel AG & Co. KGaA
https://t.co/NC1orlKrW3
Also at : @dinosn
Max Bernhard @mxbernhard.bsky.social investigative journalist @ CORRECTIVㅣDowJones & WSJ alumㅣprevious work Lighthouse Reports, DW, Guardian, Wired and othersㅣOSINT, Tech, AI
Daniel Lunghi @thehellu.bsky.social Threat researcher at Trend Micro mostly focused on APT
CyberRaiju @jaiminton.com An Aussie who does cyber things | Sr. Manager @Huntress.com | Former Principal @CrowdStrike.com and HuntressLabs | https://jaiminton.com | https://www.youtube.com/@cyberraiju/featured
Martijn Grooten @martijngrooten.bsky.social Threat researcher, rights supporter, obsessive reader, marathon runner, eternal traveler, serial migrant, music blogger, lapsed mathematician.
https://lapsedordinary.net/
Signal: martijngrooten.37
LaurieWired @lauriewired.bsky.social researcher @google; serial complexity unpacker
ex @ msft & aerospace
Ali Hadi | B!n@ry @binaryz0ne.bsky.social DFIR and Adversary Simulation
Johannes Ullrich, Ph.D. @jullrich.bsky.social Collector of logs, packets, and malware. Dean of Research at SANS.edu. Go Sentinels!
Squiblydoo @squiblydoo.bsky.social Malware Analyst; creator of debloat, certReport, CertCentral.org
Debloat Discord: http://discord.gg/dvGXKaY5qr
squiblydoo.blog
Andy Greenberg @agreenberg.bsky.social Writer for WIRED. Author of SANDWORM. Latest book, TRACERS IN THE DARK: The Global Hunt for the Crime Lords of Cryptocurrency, out now. agreenberg@wired.com. Andy.01 on Signal.
The Shadowserver Foundation @shadowserver.bsky.social Our mission is to make the Internet more secure by bringing to light vulnerabilities, malicious activity and emerging threats. Join our Alliance!
https://shadowserver.org/partner
Have I Been Pwned @haveibeenpwned.com Check if you have an email address or password that has been compromised in a data breach. Created and maintained by
@troyhunt.com.
Veronica Valeros @verovaleros.bsky.social Woman. Hacker. Artist. Researcher at CTU in Prague. BlackHat Trainer. BlackHat Review Board. Making good things happen. Intelligence and Security Studies Master student at LJMU. Argentinean in Czechia.
Stuart Ashenbrenner @stuartjash.bsky.social Principal macOS Security Researcher @ Huntress | 🏀 Skill Development Coach | 🖼️📖
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.
crep1x @crep1x.bsky.social Lead cybercrime analyst, tracking adversaries activities & infrastructure, at @sekoia.io
Researcher for Gootloader malware @gootloader.zip https://gootloader.wordpress.com/
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.
NCSC UK @ncsc.gov.uk We are the National Cyber Security Centre – part of the UK’s intelligence & cyber agency GCHQ. We help to make the UK the safest place to live and work online.
@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
CERT-FR @cert-fr.bsky.social Centre gouvernemental et national de veille, d'alerte et de réponse aux attaques informatiques.
Pour toute question : cert-fr@ssi.gouv.fr ou par téléphone au 3218
Karsten Hahn @struppigel.bsky.social 
Chris Boyd @paperghost.bsky.social Award winning security researcher | Microsoft MVP x7 | Google Hall of Fame | Music & video creation |
Hacktics and Telemetry Producer |
UK Immigration (family reunion)
https://soundcloud.com/umawing
Will T @bushidotoken.net 🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
Silent Push @silentpush.bsky.social The preemptive cyber defense platform trusted by global security teams.
Join the Community today: explore.silentpush.com/register
Stratosphere Laboratory @stratosphereips.bsky.social Researching at the intersection of Machine Learning, Cybersecurity and helping others.
AI Center, Faculty of Electrical Engineering, Czech Technical University in Prague
Botconf @botconf.infosec.exchange.ap.brid.gy The Botnet and Malware Ecosystems Fighting Conference
14th ed - Workshops (27th) & Conference (28th-30th) April 2027 in Vannes - Golfe du Morbihan, France
🌉 bridged from ⁂ https://infosec.exchange/@botconf, follow @ap.brid.gy to interact
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
Arda Büyükkaya @whichbufferarda.bsky.social Cyber Threat Intelligence Analyst at Rabobank. (All opinions expressed here are mine only). #cybersecurity
HaxRob @haxrob.net Telco / mobile and IoT security.
Surfing the information super highway one keystroke at a time.
https://haxrob.net
Wesley Shields @wxs.bsky.social Working at Google TAG. Retired FreeBSD committer. May or may not be a robot.
Wietze @wietzebeukema.nl Threat Detection & Response. Interested in cyber security, tech and politics. Views are my own, unless retweeted.
Brian Honan @brianhonan.bsky.social Irish cybersecurity pro, author, speaker, and commentator.
CEO of BH Consulting, Head of Ireland's first CSIRT - IRISSCERT, former member of ENISA Advisory Group, & former Special Advisor on CyberSecurity to Europol.
PGP ID 0xF1B5CF7D
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
Quarkslab @quarkslab.bsky.social Reverse Your Future
https://quarkslab.com
Julian-Ferdinand Vögele @julianferdinand.bsky.social Threat Research @ Recorded Future. Previously @ Security Research Labs. He/Him. 🏳️🌈
malmoeb.bsky.social @malmoeb.bsky.social Head of Investigations at InfoGuard AG - dfir.ch
Cloudflare @cloudflare.social Cloudflare is the world’s leading connectivity cloud, and we have our eyes set on an ambitious goal — to help build a better Internet.
Tony/Humpty (CJ) @c-b.io Lead SOC analyst | Malware enjoyer | Horrible dev
Cisco Talos Intelligence Group @talosintelligence.com Cisco Talos defends Cisco customers with trusted global cybersecurity intelligence. Support requests: https://talosintelligence.com/support
Sekoia @sekoia.com Sekoia is the European cybersecurity company building the Cyber Operations Platform for the AI era.
Sysinternals @sysinternals.com Created by Mark Russinovich and Bryce Cogswell and later acquired by Microsoft, Sysinternals utilities help you troubleshoot and manage your Windows systems.
Microsoft Threat Intelligence @threatintel.microsoft.com We are Microsoft's global network of security experts. Follow for security research and threat intelligence. https://aka.ms/threatintelblog
Europol @europol.europa.eu The European Union Agency for Law Enforcement Cooperation #MakingEuropeSafer
Cyber Threat Alliance @cyberalliance.bsky.social CTA is a group of cybersecurity practitioners who work together to improve the overall security of the global digital ecosystem. We are stronger together. www.cyberthreatalliance.org
Brad @malware-traffic-analysis.net Sharing information on malicious network traffic and malware samples at https://www.malware-traffic-analysis.net/
Sophos X-Ops @sophosxops.infosec.exchange.ap.brid.gy A task force composed of our SophosLabs, SecOps, MDR, and SophosAI teams working together towards one goal: protecting our customers.
🌉 bridged from https://infosec.exchange/@SophosXOps on the fediverse by https://fed.brid.gy/
Josh Stroschein | The Cyber Yeti @jstrosch.bsky.social Reverse engineer at FLARE/Google | Pluralsight author | 😱 1M+ views on YT | 🎙️ Host of Behind the Binary podcast 👇
ThreatInsight @threatinsight.proofpoint.com Proofpoint's insights on targeted attacks and the cybersecurity threat landscape.
ESET Research @esetresearch.bsky.social Security research and breaking news straight from ESET Research Labs.
welivesecurity.com/research/
SentinelLABS @sentinellabs.bsky.social We are the Threat Intelligence and Malware Analysis team of
@sentinelone.com
https://sentinellabs.com
https://labscon.io
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
@abuse-ch.bsky.social @abuse-ch.bsky.social Fighting malware and botnets
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app