Marius Gjerd @mariusgjerd.bsky.social Electrician, then developer, now industrial automation student as a side quest alongside my dev job. I write about IT/OT: sensor data you can't trust, and OT security for developers. mariusgjerd.github.io
Chris Krebs @thekrebscycle.bsky.social Aka @c_c_krebs over there 
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
Hexadecim8 @hexadecim8.com Author | spooky trans athlete | Linux behavioral threat researcher | never hacked nobody
https://hexadecim8.com
Beau Woods @beauwoods.com hack all the cybers
Horkos @wylienewmark.bsky.social waking up everyday in a full sprint. cyber(punk) & counterintelligence. bloody inertia interspersed with bouts of bloody frenzy. i see kanly today in everything.
#FUZZYSNUGGLYDUCK
opinions are my own.
Sean Lyngaas @snlyngaas.bsky.social Cybersecurity reporter, CNN. Signal +1-202-355-8471 or SNLyng.11. sean[dot]lyngaas@cnn[dot]com|slyngaas@proton[dot]me
Vern McCandlish @malanalysis.bsky.social A #DFIR, #infosec, #dadjokes, #scifi, #books, #rpg, #ttx, #malware, elder #genx, and #gaming nerd. AKA an elder geek. Retired #leo. Retired from #infosec in #OT now too.
Kindness first is useful but telling off toxic folks is on my response spectrum too.
DavBatz @davbatz.bsky.social 🦋 #Energy / #Security / #Technology / #Privacy / Voting rights / #Democracy / #Humor ;RT/Fav ≠ endorsement ≠Rep employer, YMMV, Never start a land war in Asia. him/he BLM
Each day I post about amazing people who have been leaders in arts, science, etc.
MITRE ATT&CK @attack.mitre.org MITRE ATT&CK® - A knowledge base for describing the behavior of adversaries. Replying/Following/Reposting ≠ endorsement.
Patrick C Miller @patrickcmiller.bsky.social Critical Infrastructure & Industrial Security Advisor. Ampyx Cyber CEO. Public speaker. Airport dweller. Recovering regulator. BEERISAC member. CCI US Coordinator. Former SANS Instructor.
#ICS #OT #NERCCIP #NIST #IEC62443 #NIS2 #CRA #SlavaUkraini
Sergio Caltagirone @intel.bsky.social Georgia Tech Professor. Cyber threat intelligence and cybersecurity professional - former NSA, Microsoft, and Dragos. President of the Threat Intelligence Academy. #FSD 🦆 Formerly @cnoanalysis on Twitter
Cynthia Brumfield @metacurity.com DC resident and cybersecurity writer, analyst, book author, publisher. https://metacurity.com/ https://cyberriskbook.com/
https://www.csoonline.com/profile/cynthia-brumfield/ https://infosec.exchange/@metacurity
Send tips to Cynthia.507 via Signal.
suburbsec @suburbsec.bsky.social A dangerously mediocre man. Security person on the internet.
JoshCorman @joshcorman.bsky.social Philosopher-Strategist-Protector… more later 
Dave (@6502_ftw from Tweets) @cursed.monster Computer necromancer/vivisectionist, spoiler of grain, electromagnetic wave wrangler. Has strong opinions, weakly held. Pronouns (he/him) in bio, always antifascist.
Stephen Hilt @sjhilt.hilt.zip Threat Researcher @ TrendAI (Trend Micro), waffle maker, and dad. My statements and opinions are my own and do not reflect my company.
Michael Rodriguez @duckie042.bsky.social Manager @Mandiant @Google Public Sector, Mission Control @ Google Space, Defcon Goon, #ThruntCon Board Member
Aerospace Village @aerospacevillage.bsky.social Twitter feed for the Aerospace Village. Securing the skies and beyond 🚀✈️🛰
Website: www.aerospacevillage.org
Press inquiries: press@aerospacevillage.org
kateo @vajkat.bsky.social 
Ben Goerz @bengoerz.bsky.social InfoSec Janitor. #fsd
Emma @emmamstewart.bsky.social Sometimes I do cool stuff to make electricity resilient. Most of the time I talk about puppies and bikes and shoes. Maybe also surviving cancer. The chiefiest of the scientists. Personal account.
Ironman x 2, half IM x 15+, unretired endurance athlete
Ron Fabela @ronfab.bsky.social Goat herder
Lost theoretical astrophysicist (someday)
Cat Wrangler 
Mɪᴄʜᴀᴇʟ Tᴏᴇᴄᴋᴇʀ @mtoecker.bsky.social Electric Power Geek, Hardhat Hacker, Control System Security Engineer, & .... Opinions are my own. (ಠ_ಠ) c[_] KC3GST
𝙽𝙴𝚃𝚁𝙴𝚂𝙴𝙲 @netresec.com Experts in Network Forensics and Network Security Monitoring. Creators of #NetworkMiner, #PolarProxy, #FlowCarp, #CapLoader and RawCap.
Website: https://www.netresec.com/
Mastodon: @netresec@infosec.exchange
Alx / Ay-ay-ron @alxrogan.com ND dad & husband. Reluctant technomage. He/him- K Kelly Jackson Higgins @kjhiggins.bsky.social Editor-in-Chief of Dark Reading, but most of my family & friends have no clue what I do.
Secure ICS OT @secure-ics-ot.bsky.social Unsolicited posts from an ICS/OT Professional with both GICSP and ISA 62443 Expert. GIAC Advisory and ISA member.
#ICS #OT #GICSP #IEC62443
trustnverifeye @trustnverifeye.bsky.social 4n6, cycling, and 🎮
David Foose @davefoose.bsky.social 
immortanjo3 @immortanjo3.bsky.social Twitter refugee like the rest of us. Opinions are my own. #D&D, #InfoSec, ICS, memes, and just trying to do some good in the world. Waffle House enthusiast. #NAFO. War Eagle! Slava Ukraini.
https://www.youtube.com/watch?v=F5kGczP0zH0
BEERISAC @beerisac.bsky.social The human network. Recovering information sharers. No coin or alcohol needed. Just bring your awesome self.- C Carter Manucy @cmanucy.bsky.social I break stuff.
Jens Wiesner @jensweidraussen.bsky.social 
Joseph Januszewski, III @jjanuszewski3.bsky.social Security, Control Systems, Protocols, Networks, Servers, Clients, AI, Energy, etc. Miss Radio Shack, BYTE and Midnight Engineering. 
ICS GmbH - Think Safe Think ICS @ics-gmbh.bsky.social IT/OT, CyberSecurity. CyberDefense, InfoSec, Safety, Pentest, IT-Security, KRITIS, ISO27001, IEC62443, DSGVO, SECIRA©, TISAX®
High Dependability Engineering für Software und Systeme, Industrial Engineering, Mobility, Railway
Jim @cyberjim.bsky.social Former president of Computer Bits, current Director of Cybersecurity and Risk Management, Beer-ISAC coin 313, drummer in MyDadsCoverBand.com.
Ka0sKl0wN @ka0skl0wn.bsky.social Christ follower丨Husband丨Father丨 Veteran丨Certified Imposter 丨OT Security Practice Lead @Mandiant / @GoogleCloud丨 Sarcastic AF 丨Ka0tic Good
Sam Van Ryder @samvr.bsky.social ICS/OT cybersecurity - defending critical infrastructure from assholes who seek to disrupt and cause harm. Community builder and HOU.SEC.CON cofounder
Jonathan D. Abolins @jabolins.bsky.social Info security & languages geek. Educator. Analyst. OSINT. Internationalised Domain Names, IDN, Punycode. STEM.
Interest in Russia & nearby, particularly the Baltic Sea region regarding security. (Turpo, Säkpol, Sisu) Latvian background. US/UK/Canada.
Raphaela Mettig @rmettig.com Researcher and PhD student. Personal account.
rmettig.com/about
James R. McQuiggan, CISSP, SACP @jamesmcquiggan.bsky.social Security Awareness Advocate, Knowster, CISSP, (ISC)2 CFL President, Professor, #80, photographer
Dieter Sarrazyn @dietersar.bsky.social ICS, OT security enthousiast, #BeerIsac 
Automation Ladies @automationladies.bsky.social A podcast and livestream hosted by ladies in the industrial automation industry - we talk control systems, robots, manufacturing, SCADA & PLCs etc. 
Nik Urlaub @nikurlaub.bsky.social Former power system engineer that jumped over to cybersecurity
Émile Grégoire @emgre.bsky.social Software Engineer working in power systems. Rust, retro computers, music, and many things.
« J’aime les choses inutiles
Qui nous font du bien […]
Qui nous font rêver […]
Qui nous parlent au cœur […]
Qui donnent à chanter »
- Sylvain Lelièvre
@steenfjalstad.bsky.social @steenfjalstad.bsky.social 
Matt Shultz @hazmat09.bsky.social Digital security, smoked meats, welding, and running. No_filter. Opinions are my own and not a reflection of any organization I may (or may not) be part of. Likes, re-posts, and follows do not constitute endorsement.
Jonathan Good, PE @jonnyogood.bsky.social Power Engineer specializing in SCADA communications to electric distribution equipment.
IoT/ICS Security Nerd 🇺🇦 🏳️⚧️ @itsecurityninja.bsky.social Sometime white hat. Stopper of hackers, First of her name, Sword and knife enthusiast. Total nerd, network engineer, cat lady. 100% devoted to my wife. DefCon 26 ICS CTF, HacktheCapitol 2021
DMs may or may not be answered.
Joe FitzPatrick @securelyfitz.bsky.social Trainer and Researcher, SecuringHardware.com
Drunk Binary @drunkbinary.bsky.social Senior Principal Adversary Hunter @dragosinc, Army Veteran,
Cocktail Scientist, APT Researcher | #FSD
https://infosec.exchange/web/@DrunkBinary
https://twitter.com/DrunkBinary
Ian Anderson @iananderson.bsky.social Cyber and Physical Security Manager. Technology Monitoring. Instructor @ Arizona State. Baseball fan.
Oklahoma City
Travis Farral @travisfarral.bsky.social I’m here. Sometimes. Cybersecurity guy. Ukraine supporter.
Missing 300 baud and the bulletin board scene. 
Rob Rothwell @rothwell.bsky.social ICS/OT security nerd in Scotland. Breaking computers in new ways since the age of 7. Often grumpy about the state of the world.
Gentry Lane @gentrylane.bsky.social Defense tech CEO & cyberpower strategist. NATO S&T panel member. More nerdy, less snarky irl. Occasional pug pix.
Following my long family tradition of fleeing the country when secret police & camps start popping up, I now live somewhere in Europe
Stephan Beirer @beirer.bsky.social I do ICS/OT security and stuff with critical infrastructure. Editor ISO/IEC 27019, BEER-ISAC #022, physicist by education and by heart | CEO & Team Lead ICS/OT Security @ GAI NetConsult | Berlin/DE. This is a private account.
Chris Blask @chrisblask.bsky.social Hacker of the inevitability curves of life.
Jason D. Christopher @jdchristopher.bsky.social ICS/OT security. Sustainability. Venture Capital.
Joe Gardiner @thecyberjoe.bsky.social Lecturer in Cyber Sec of CPS (ICS,OT, IoT) at the University of Bristol. Director and Instructor at @hacktonics.bsky.social
Thomas Lilja @tuxic.bsky.social All things Infosec. OT/ICS. Protector of critical infrastructure. Physical security. Locks. Hardware. Need. More. Time.
Lord To3t @to3t.bsky.social Hardware, ICS/OT, securing the blinky stuff
Archony @antarch.bsky.social Protector of the cyber realm | Purveyor of Curiosities | Techie | IT/OT/ICS cybersecurity | Fast Food Connoisseur
GrandMaster @grandma5ter.bsky.social Cyberzzz in ICS/OT in Transport 🚦🚈🚊 Power 💡🔌 Water 🚰🚱 Renewable 💨☀ explorer and wanderer 🧳🌍 Sport enthusiast🏸🏎️🏐🏊♂️ Sometimes do blog as well
J @locknload.bsky.social Just another dude.. techno | 5G security | Private5G | SOAR | ICS/OT | RE | MDM/IIoT | NTN | 6G-IA | #trustbutverify #unlocKing #nokia #section31 🖖💜🖤🎶
🕵️♂️📡📶
Tyler @processimpact.substack.com Industrial pentester | SANS author & instructor
Bizzotech @buzzotech.bsky.social Artificial Intelligence Applications Architect, OT & ICS Security, gamer, swimmer, former cave diver instructor... BTW my tweets are my own.
Nicole Perlroth @nicoleperlroth.bsky.social cyber raconteur | author THIS IS HOW THEY TELL ME THE WORLD ENDS | former @nytimes | now betting on heroes @ Silver Buckshot Ventures + Venture Partner at Ballistic Ventures.
Ric @ricderby.com Principal security researcher - Orange Cyberdefense
Honorary researcher - @imperialcollegeldn.bsky.social
OT, CNI, novel attack techniques, quantitative risk
motorcycle & guitar obsessive | cat hoarder
Martin Henze @henze.bsky.social Securing industrial networks, one bit at a time. Assistant professor at RWTH Aachen University and research group leader at Fraunhofer FKIE.
Michael Farnum @m1a1vet.bsky.social Advisory CISO opining on cybersecurity topics, Co-founder of HOU.SEC.CON (https://bsky.app/profile/hou-sec-con.bsky.social) cybersecurity conference, non-profit and startup board member, and suffering Dallas Cowboys fan.
Jennifer (JJ) Minella @jjx.therealjj.com Author "Wireless Security Architecture" and "Low Tech Hacking" | Speaker | CISO CTO @ViszenSecurity.com | Packet Protector 🎙️| @CISOLaunch.com | Security Architecture, Network, WiFi, IoT, Zero Trust | Faculty @IANS_security | www.SecurityUncorked.com
Burton Lopan @burtonlopan.bsky.social I read books. I sip whiskey. I read the news. I chug whiskey. Also, I work: In cybersecurity, focused on keeping bad people out of aging critical infrastructure that provides our modern existence. This probably isn't my real name. Or photo.
@scubanuke.bsky.social @scubanuke.bsky.social 
Riccardo M.G. Ferrari 🇪🇺 @cionnratz.bsky.social Associate Professor at TU Delft (NL). Safety and Resiliency of Dynamical Systems | Control Systems | Piano player | he/him
#academicsky #windpower #cybersecurity #controlsystems #electricvehicles
http://www.dcsc.tudelft.nl/~riccardoferrar
@mikemimoso.bsky.social @mikemimoso.bsky.social 
Claroty @claroty.bsky.social Securing mission-critical infrastructure https://claroty.com
Robert Malmgren @robertmalmgren.bsky.social cybersecurity guy, often in the context of OT. Music, guitars, concerts
Rob @elborro.bsky.social ICS/OT cybersecurity. Has fun with software/hardware hacking. Loves science fiction and space things. :)
Privacy and hacking-is-not-a-crime advocate. Matrix, Mastodon, Pi-hole and Signal patron.
Be kind, he/him, 🇬🇧🇳🇱.
Vijay 🦋 @vitvijay.bsky.social Business Student
Life Long Learner
Speaks English & தமிழ்
யாதும் ஊரே யாவரும் கேளிர்
===========================================
🦋 = Respect
No DMs please
Adult/nudity will be blocked
My Prediction: Trump will throw away Elon by 15 May2025
#ElonDumpday
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
@scadahacker.bsky.social @scadahacker.bsky.social IT / OT bod interested in protocols, frequencies and IOT/ICS security
Nozomi Networks @nozominetworks.bsky.social Minimize risk and maximize resilience with exceptional network and endpoint visibility, advanced threat detection, and AI-powered data analysis.
Stefano Zanero @raistolo.bsky.social Tinkerer, security geek, recovering entrepreneur, full professor at www.polimi.it, frequent flyer, private pilot, and generic pundit. He/Him 🏳️🌈
For aviation follow me on Instagram, same id!
Andy Bochman @defend-the-future.bsky.social Speaker-Author-Advisor. Climate & Cyber & GenAI & Kinetic critical infrastructure & crown jewel protector. Diversity seeker & promoter. A Bostonian in Wisconsin. MKE/SMF/DCA/BOS
Dr Ravi Nayyar @ravirockks.bsky.social Everything Security | Associate Researcher @ RAND Oz | Fellow @ Social Cyber Institute and @ASPI-org.bsky.social | Blogging @atechnolegalupdate.substack.com | Cricket, #Bloods | #KalikaMataKiJai
Kaleem Khawaja @khawajak.bsky.social 
Chris White @beer-chris.bsky.social A craft beer fan, a Houston Cougar, an Astros fan, a dedicated dad to my two awesome kids, the best husband in the world, industrial cyber security and a lot of other stuff, not necessarily in that order
Kylie McClanahan @klmcclan.bsky.social 
Chad @chad98663.bsky.social I supposedly used to work in cybersecurity. That was open for debate. Now I am back in networking.
ICS/OT cybersecurity. Industrial Networking.
You, You never said a word
You didn't send me no letter
Don't think I could forgive you
Jimmy Wylie @mayahustle.com I look for ICS threats, and spend a lot of time reverse engineering.
Distinguished Malware Analyst @ Dragos.
Lead Analyst on TRISIS and PIPEDREAM.
He/Him
Landon Lewis @landonix.bsky.social Maker, Breaker, Tinkerer - 25 years in Security, MDR, IR, Pentesting, ICS, IOT
Peter @ghostsaguaro.bsky.social DFIR & Tacos | ICS DFIR @dragosinc | Cyber Security Evangelist | Maker of random stuff | Always Learning | Thoughts are Mine | He/Him 🇲🇽🇺🇸 | 🇺🇦
BPlanZ @bplanz.bsky.social IoT, ICS, Cyber Security. Love fixing almost anything. Old toys, cars. Learning to weld. Love taking pictures. Dream job would be part of a team restoring a 1900's steam locomotive. Abandoned Muskville. Here and on Mastodon BPlanz@infosec.exchange
Ken Hollis @gandalfddi.github.io Retired MSFT - Computer-Network-ICS-SCADA-CyberSecurity - I have a very particular set of skills-Military Brat-#PNW
Me - gandalfddi.github.io
Ridin' My Motorcycle - gandalfddi.github.io/motorcycle.html
Space Shuttle - gandalfddi.github.io/shuttle.html
Raed Ahsan @raedahsan.bsky.social KSA's 🇸🇦 Youngest Cyber Security Expert🔥 | CVE-2021-4434 | Advisory Board Member | Keynote Speaker 🎤 | Penetration Tester | ICS/SCADA | CC (ISC2) | Award-Winning Ethical Hacker🏆 | Hall of Fame👑
Berrie @eirreb.bsky.social - ICS/OT Security Specialist 👨💻
In the future everyone will be anonymous for fifteen minutes - banksy
Hacktonics @hacktonics.bsky.social Hands-on training courses on Industrial Control Systems (ICS) Security hacktonics.io