- B @bytehunter.bsky.social @bytehunter.bsky.social
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
Thomas Rauch @thomasrauch.bsky.social Tech-enthusiastic lean-agile leader | Live each day as the person you hope they will remember when they speak your name for the last time.
Demystifying Industrial Tech (Blog):
www.demystifyingindustrialtech.com
Falk Rehkopf @falkrehkopf.com Leadership & Communication Coach • Senior Coach Practitioner (EMCC) • Certified Running Coach • Certified Team Coach
https://www.falkrehkopf.com/- B David X @badabing.bsky.social I am in Edinburgh. I work in cyber security.
BSides Pyongyang @bsidespyongyang.bsky.social 🇰🇵 #BSidesPyongyang2025 : Nov 18 2025 (Missile Industry Day) @ Lazarus HQ Pyongyang
https://bsidespyongyang.com/
Daniel @danieljohnlewis.bsky.social Professional in Cyber Security + cybernetics & AI + cyber-physical systems (CPS) & Operational Technology (OT).
Personal interests in philosophy, psychology, politics and religion.
Salman Asad ⚡ @deathflash1411.bsky.social Founder: @osmsec.xyz , @hacktronix.in & @bsidesvizag.in
@elwood-58.bsky.social @elwood-58.bsky.social - G @growl05.bsky.social @growl05.bsky.social
@lupineblue.bsky.social @lupineblue.bsky.social 
Bart Thijssen @bartthijssen.bsky.social Master of (Keeping/Stealing) your Secrets | Security Advisor & Intel Analyst | Civil Servant @ BE | Klopjacht-speurder | IT Eng. + Pol. Sci. | Posts my own
@dtm1017.bsky.social @dtm1017.bsky.social 
tman07 @tman07.bsky.social 
jfmriva @jfmriva.bsky.social Buscad la belleza. Es lo único que merece la pena en este asqueroso mundo. (Ramón Trecet)
@otsocthreatintel.bsky.social @otsocthreatintel.bsky.social 
@davesouls.bsky.social @davesouls.bsky.social 
@deff683.bsky.social @deff683.bsky.social 
Jeremy Jones @jmj42.bsky.social Cybersecurity; Research; Control Systems; football fan
B. Bear @200okcat.bsky.social Newbie Cyber Threat Analyst
f2k2 @oblivion.observer eternal work in progress (be patient with me)
computer security practitioner (OT)
musical decay painter
posts, opinions, jokes are my own, not my employers
https://oblivion.observer
they/them ☢❔👾💣
@sammy2026.bsky.social @sammy2026.bsky.social 
Dan Ricci @danricci14.bsky.social Founder of the ICS Advisory Project & Industrial Data Works. Senior Cybersecurity Consultant @Ampyx Cyber.
countmyvote @countmyvote.bsky.social Blue lifelong Democrat. Election tallys were tampered. They lied on the census. They staged fake assassination attempts. Save our democracy. #countmyvote
"Hell is empty and all the devils are here" (William Shakespeare, "The Tempest")
A!Kat ai @a-katai.com We make custom AI Assistants/Companions/Instructors/etc with heart! 🩷
https://a-katai.com
https://ko-fi.com/akatai/shop
Woman-owned ♀️ LGBTQ+-owned 🏳️🌈
@sh1n0bi007.bsky.social @sh1n0bi007.bsky.social 
Liudas @lso.bsky.social SWE by training, Director of Engineering by role. Always Lithuanian, currently residing in Canada. 
Green Spatula 🇺🇦 @greenspatula.bsky.social Security, policy, and tech news. This machine bonks vatniks.
#NAFO #StandWithUkraine #SlavaUkraini
@vennelacheekati.bsky.social @vennelacheekati.bsky.social 
@m3atta.bsky.social @m3atta.bsky.social 
@robbidavis.bsky.social @robbidavis.bsky.social - N @newbia.bsky.social @newbia.bsky.social mmo player and youtber
@shreksquatch.bsky.social @shreksquatch.bsky.social 
@user354.bsky.social @user354.bsky.social 
Walt Boyes @waltboyes.bsky.social Industrial Grade Storyteller, Editor, Husband, Dog Lover
Timothy St. Clair @timothysc.bsky.social Father, Coach • Slow Rolling Entrepreneur • ex-DE/PE (Broadcom/VMware-Tanzu, Heptio, Red Hat-Openshift) • k8s `OG` + Mesos & Condor Alum • Building superclusters in the sky
@maugern.bsky.social @maugern.bsky.social 
Travis Farral @travisfarral.bsky.social I’m here. Sometimes. Cybersecurity guy. Ukraine supporter.
Missing 300 baud and the bulletin board scene. 
@zarine.bsky.social @zarine.bsky.social 
Zelbinian @zelbinian.bsky.social former ux person | tabletop gamer | music lover | cat dad | socialist | LLM hater
https://steamcommunity.com/id/The_Zelbinian/
Steve Battista @mitresteve.bsky.social Survivor of almost 35 years of the Cybersecurity game.
1. When you around long enough, everything is your fault.
2. Nothing beats a good backup. 
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
theresa @hellslide.bsky.social Taking on a challenge, is a lot like riding a horse.
If you’re comfortable while you’re doing it, you’re probably doing it wrong.- A @akalien.bsky.social @akalien.bsky.social
- S Steve Kamman @stevekamman.bsky.social "there can still be no doubt about the task confronting us at present: the ruthless criticism of Everything Existing" - :-p
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
@tehexodus.bsky.social @tehexodus.bsky.social 
Clara Leigh @clara42.bsky.social Laravel, VueJS, Cyber Security 🌈
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.
HD Moore @hdm.io 
Puktar @puktar.bsky.social I do stuff with things.
Shaunna Hargrave @shaunnanagins.bsky.social ICS/OT Cybersecurity Incident Responder. ❤️ home labs, fountain pens, van life, pondering, wandering- C @cfelxleduc.bsky.social @cfelxleduc.bsky.social
Jake Smith @handle.invalid OT Infrastructure Engineer | GICSP | E8 | VK4AYE | jake-smith.net
OT-säkerhet @ot-sakerhet.bsky.social Profile owned by Mats Karlsson Landré and primarily used for the OT security newsletter at ot-sakerhet.se
Monta Elkins @montaelkins.bsky.social Hardware Hacker
SANS Principal Instructor
Training Course Author "Hardware Hacking Essentials"
Liam MacTire @biggreywolf.bsky.social A retired, again, cyber security specialist and hacker. Now, just howling at the world. 
@sil3ntwizard.bsky.social @sil3ntwizard.bsky.social - T Michael @tehmichaelz.bsky.social
Sideshow @space-0ddity.bsky.social Rugby, tacos, beer, tacos, cybersecurity, industrial control systems, operational technology, tacos, lifting, trekking through wilderness, building things, BBQing, occasionally expressing my opinion, and eating tacos
Jiri ( @wica@mastodon.social ) @jiridh.bsky.social IT-er, misantroop, ROT26, wica[128] bezin u, voordat u op mij reageer[d|t]! filosofische hacker.
Michael @michaeljohan.bsky.social Practicing Stoic, Practicing Jedi.
Studying to be DevCySec.
ChToM @chtom.bsky.social 
💙🌊♥️Tasha🤜🏼🤛🏼👋🏼🌊💙♥️ @talesi.bsky.social Canadian who can’t stop watching the train wreck that is American politics - hoping we don’t follow suit - hoping that someday soon the world will be rid of Trump and his cult!
Cat momma, married, trash tv lover!
#muskoka #animallover #left #fucktrump
Ess Creek 🌻🌻🌈🏳️🌈💙 @esscreek.bsky.social Proud Democratic Grandparent! Happily Married! Dog Lover!! Hiker and Climber!
DO NOT DM ME FOR MONEY, CRYPTO, ILLUMINATI, ETC. THAT WILL GET YOU A BLOCK!!
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.
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
Amy Renee @amyengineer.bsky.social All things networking & security.
Sharer of knowledge, purveyor of puns, curator of amusement. Wielder of snark & sparkly bats.
@amyengineer@infosec.exchange
@amyengineer on the Twitters
Nik Urlaub @nikurlaub.bsky.social Former power system engineer that jumped over to cybersecurity
Elaine Jennings @elainejennings1.bsky.social I’m retired, enjoying my life.
Live in Southend on sea England
Gamache @rebus330.bsky.social Avid reader, love to cook, centrist French-Canadian, retired lawyer. Love to sing and play the ukulele. Fan of 42. Absolutely no religion!! No DMs either. #Books #Libraries #NeverPoilievre
@flyingdutchmen.bsky.social @flyingdutchmen.bsky.social Cybersecurity by day / amateur home network engineer by night
Gary @garygendron.bsky.social Threat Intelligence. Jazz and Metal stuff | GCTI
RuffLandings @rufflandings.bsky.social Dogs. Aviation. Cybersecurity. Not necessarily in that order. @RuffLandings@infosec.exchange
Jean-Francois Rioux @j-f-rioux.bsky.social From 🏙️ Montreal 🇨🇦 Canada.
Most probably "woke", definitely "antifa".
Allan @allanfriedman.bsky.social SBOM Champion. Paranoid about supply chains of all kinds. Former full-service technocrat at CISA, NTIA. Lapsed{engineer, academic, author}. Now wandering the world doing acts of infosec-goodness, & occasionally getting paid for it. Poster of food pics.
𝗺𝗼𝗿𝗯 @meson.ninja computer, telecom, coinop, and feline connoisseur
https://plan.cat/~morb
https://github.com/m0rb
Chris Sistrunk @chrissistrunk.bsky.social Husband, Dad, ⚡EE⚡, OT Security,
OT Practice Leader @Mandiant.com,
Ex-Entergy 💡, BEER-ISAC #002, LaTech Alum
#BBQ, Bourbon, Mississippi Sippers 🥃🦟, weirdo, klugemeister, #sockstatus, #dadjokes #DJaaS #NAPCON Keynote
📍 Mississippi, y'all
Waterfall Security Solutions @waterfallsecurity.bsky.social OT & ICS security resources and solutions. Hardware-enforced protection for critical infrastructures
Website ➡️ https://bit.ly/4gZjv7a
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.
Jim Gilsinn @jimgilsinn.bsky.social ICS Cybersecurity Engineer @ MITRE, Critical Infrastructure, Electrical Engineer, Father, Muslim, Geek & Tech Junky, Adjunct Prof @ GMU, #ISA_IEC62443 #NIST
GusSerino @icsecure.bsky.social ICS/OT Security, Control Systems PE, water guy, MWRA Alum, Dragos Alum. Founder I&C Secure, Inc
The Dark (ow of "ehh" @thedarkcow.bsky.social The Lord High Protector of England, Scotland and Whales. Used to own a dialup modem and it used to sing me a song. 
KerryTNews @kerrytnews.bsky.social Cyber news reporter, hockey player, always learning about cyber, languages, life. 
Mɪᴄʜᴀᴇʟ Tᴏᴇᴄᴋᴇʀ @mtoecker.bsky.social Electric Power Geek, Hardhat Hacker, Control System Security Engineer, & .... Opinions are my own. (ಠ_ಠ) c[_] KC3GST
Kylie McClanahan @klmcclan.bsky.social 
Christophe Reverd @creverd.bsky.social #CyberSec #CyberSécurité #CyberSecurity #SOC #Hacking #BlueTeam #RedTeam #IncidentResponse #CyberThreatIntel #CourseAPied #Marathon #Runner
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
Michael Refskou Poulsen @refskou.bsky.social 
Frederik Raabye @fraabye.bsky.social Dev turned infosec something. BSides København co-organizer. Infosec repost hub. Technology, food, photography, Umbraco, and more on top. @fraabye@infosec.exchange
William Toll @utollwi.bsky.social B2B Marketing Executive - Love: Cloud | #DevOps | #Cybersecurity | #SaaS | MSPs | #B2B | #GTM | #PMM | #Channel | #Berlin | #Boston Curation & Posts by me, not my employer