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
Anton Chuvakin @anton1chuvakin.bsky.social www.chuvakin.org
Jeff de Boer @jeffdeboer.bsky.social National Geographic featured artist best known for museum quality suits of armour for cats and mice.
Kaitlyn Page @theinnerobserver.bsky.social Kaitlyn ๐ธ๏ธSurreal watercolor artist based in Erie, PA. โจ๏ธ Neurodivergent โพ๏ธ Hobbiest mycophile ๐
Prints/Merch;
https://www.the-inner-observer.com/
disgruntled lesbian of Minneapolis @phoenix-rights.bsky.social she/her ๐ณ๏ธโโง๏ธ
- South Minneapolis | NYC | Cork City
- antifascist, international law scholar
- human rights defender
- ๐ @riotousmuse.bsky.social
Tiocfaidh รกr lรก
Bartek Jerzman @handle.invalid Hunting ghosts in wires and boxes, Head of CTI, former NCSC-PL, PL Navy #fightingthreats | @PIVOTcon.bsky.social co-founder & Chief Meme Officer
The Banshee Queen ๐ @cyberoverdrive.bsky.social #threatintel @Recorded Future | Formerly @PwC GTI | Malware & infrastructure analysis with a side of cyberpunk. ๐๐ She/her, support ๐ณ๏ธโ๐๐ณ๏ธโโง๏ธโจ
Kristen @kdennesen.bsky.social 
@infosectimmy.bsky.social @infosectimmy.bsky.social Senior Threat Researcher @Proofpoint. The threat actor's threat actor. All things BEC, fraud, and scams. Love making pig butchers squeal. ๐ท๐ช๐ฝ๏ธ
Daniel @dansomware.bsky.social threat research @ proofpoint
Randy @irishdeath.bsky.social Dad above all other jobs
Detection Engineering and Threat Hunting
Email and Empathy
Rony @r0ny.bsky.social Threat Intelligence Analyst
Allison Wikoff @saltywikoff.bsky.social #threatintel Americas Lead @pwc. Hype woman. Beach Rat. Former Adjunct @Columbia. Lover of all the APTs. | All views are my own. @SaltyWikoff@infosec.exchange (not really though)
@SaltyWikoff at the other place
Tommy Madjar @ffforward.bsky.social Threat Researcher @ Proofpoint. Opinions are my own etc
Ailantd Sikowsky @ailantd.com Illustration, RT 3D, designer and game developer.
Ancient History, Sci-Fi and Kubrick's 2001.
I have a yellow mechanical pencil.
All rights reserved.
๐ปSpain
https://linktr.ee/Ailantd
Juniper Larriva @yjl.bsky.social Art ๐จ Never used one of these weird palettes [any] No NFTs or AI. NY(state)
linktr.ee/larrivaart
Crystal Preston-Watson @scopicengineer.com Accessibility agitator in the streets, Accessibility agitator in the sheets. 24/7/365 absurdist.
https://crystalprestonwatson.com/
https://a11ysavvy.com/
Veni Kunche @veni.dev ๐ Founder of @DiversifyTech.com
๐ I wear many hats as a dev + founder
๐ฅ Mom to two girls
๐ง Neurodivergent
๐
โโ๏ธ Gen AI deinfluencer
โจ she/her
๐ https://buff.ly/41WjmcB
Marcus J. Carey ๐ดโโ ๏ธ @marcusjcarey.com ๐ฅ Hope Dealer | ๐ Table Flipper | ๐จ Artist
๐ Tribe of Hackers, US Navy, NSA, DIA, Builder
๐ Hacker | ๐ฃ๏ธ InfoSec, Coding, GenAI
๐ก Simplifying tech, mentoring, building communities
๐ My new books >> Spot the Wolf & Hacker Inc.
๐ Legacy > clout
Steve YARA Synapse Miller @stvemillertime.bsky.social 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.
Sam Riddell @riddellsam.bsky.social Senior Analyst at Google Threat Intelligence Group. Focused on info ops & cyber threat intelligence.
coleman kane @malware.re https://class.malware.re creator, random open-source contributor, IRL "dog and dad" meme
Blog: https://blog.malware.re/
LP @jotunvillur.bsky.social Ultrarunner with a powerlifting problem. Sometimes I do cybersecurity. 
Marc @ctimarc.bsky.social 
Sean McNee @seanmcnee.bsky.social VP of Research & Data at DomainTools
Lover of Mac & Cheese
Hater of Phishing, Malware and Spam
It's always DNS
Eliot Higgins @eliothiggins.bsky.social Founder and creative director of Bellingcat and director of Bellingcat Productions BV. Author of We Are Bellingcat.
Nick Attfield @nickattfield.bsky.social Threat Research @ Proofpoint | Views are my own.
Bill @williambritt.bsky.social Retired Military
Andrew Northern @exraritas.bsky.social ๐ฎ Senior Threat Researcher at @proofpoint ๐ฎ | Kindness and Compassion | Not a reflection of the opinions or policies of my employer | Andrew Northern
Katie Nickels @likethecoins.bsky.social 
Huntress @huntress.com Managed endpoint protection, detection and response designed to help the 99% fight back against todayโs cybercriminals.
Ben Read @benread.bsky.social CTI โช@wizsecurity.bsky.socialโฌ
Adjuct at @jhu.edu - SAIS
Nonresident Fellow at @atlanticcouncil.bsky.social - Cyber Statecraft
Previously NSC44, Mandiant, Google
Go Mammoths
Tom Padden @tpad.bsky.social Threat intelligence analyst. He/him
Lorenzo Franceschi-Bicchierai @lorenzofb.bsky.social Real-time historian of the late cyber capitalist era @TechCrunch, writing about the intersection of hackers, human rights, and spies.
Also writing a book about Hacking Team and the history of government spyware.
โ๏ธ Signal: +1 917 257 1382
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
SLEUTHCON @sleuthcon.bsky.social Tickets for 2026 are now available!
https://www.sleuthcon.com
Dakota @dakotaindc.bsky.social China-Focused Consultant @SentinelOne | Nonresident Fellow @ACGlobalChina | Adjunct @Georgetown | Unprofessional Cook | โค๏ธ๐๐
https://linktr.ee/dakotaindc
David Agranovich @dagrano.bsky.social Fmr. NSC Director, Intelligence. Director, Threat Disruption @ Meta. Rescue Dog Pilot, Flight Instructor, Former Big Hair Practitioner ๐ณ๏ธโ๐
Allan โRansomware Sommelierโ Liska @ransomwaresommelier.com Recorded Future - Ransomware Researcher
Owner @greenarcher.io - Yours Truly, Johnny Dollar | The Press Guardian | The Clock | The Green Archer
Weird mix of security, comics, photography and wine!
www.greenarcher.io
David Bertho @bertho.eu ๐ซ๐ท in ๐ธ๐ช
Incident response & threat intelligence
Photographer @ http://bertho.eu
Kelly Barnhill @kellybarnhill.bsky.social I wrote some books, once upon a time.
Posting about stories, brain injuries, adorable animals, rhubarb recipes, nature facts, human rights, and how we can make this world safe and kind and good. You are precious to me, and I love you.
kellybarnhill.com
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 ๐ฆ Formerly @cnoanalysis on Twitter
Blenster ๐
@blenster.com I used break things and write detailed reports but now I'm management. Rapid Prototyper. Maker. Apprentice Knifemaker. Sometimes I try to help explain social situations to dudes.
Trans rights are human rights and Black lives matter.
I love you.
Mick Baccio @nohackme.thruntcon.com Purveyor of Fine Experiences.
Keyboard Cowboy meets Keyboard Cat.
Shitpost Veteran.
President & Chairman, THRUNTยฎ๏ธ Corp.
Adam Rawnsley @arawnsley.bsky.social Dog shepherd.
Whitney Champion ๐ช @whit.zip security architect / co-founder @digitaldefenseinstitute.com / co-founder Recon InfoSec
โฅโฅโฅ == @eric.zip, nerdery, rainbows, sweatpants
she/her | mama of 3 | ๐ค๐๐ฟ๐๐
unicorns.lol
https://short-stack.net
whitneychampion.com/portfolio
Mugwump Jones @mugwumpjones.bsky.social Muppet and consumer of aged memes.
Lukasz Olejnik @lukaszolejnik.bsky.social Security & Privacy. Data Protection. Research & Development. Engineering. Analyst. Policy. W3C. Consultant. Author. Kingโs College London/War Studies. me@lukaszolejnik.com
lukaszolejnik.com/books
blog.lukaszolejnik.com
techletters.substack.com
Ryan Kovar @meansec.bsky.social Cyber dude. Enjoys clicking too fast, long walks in the woods, & advocating. Hates printers. Co-Creator of the BOTS CTF
tlansec @tlansec.bsky.social Threat Intel @volexity.com n stuff.
London, UK.
Zach Dorfman @zachsdorfman.bsky.social Washington Post National Security Reporter. Past features in Politico, Rolling Stone, Wired, Foreign Policy. Working on a book on the history of deep cover for Penguin-Random House.
Itโs always Berlin 1989 somewhere. Signal: zsd.19
JD Work @hostilespectrum.bsky.social Former intel, now academic @NDU_CIC, @TheKrulakCenter, @SIWPSColumbia @ColumbiaSIPA, @CyberStatecraft, @ElliottSchoolGW, @PAISWarwick. Apolitical, views=own
Chris Krebs @thekrebscycle.bsky.social Aka @c_c_krebs over there 
Nicole Beckwith @nicolebeckwith.bsky.social Sr. Manager, Threat Operations @kroger ๐ CTI, Hunting, Detection Engineering, Insider Risk, Fraud & Forensics ๐ป Fmr LE & DFIR for OH & Secret Service TF. #FSD #w00w00 #CFC
Marc Slaughter ๐ป @marc.cryptgenkey.zip CTI | Leathercraft | decent sound guy | Running (poorly) | USMC ret | Cincinnati adjacent
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her
CyberSquarePeg @cybersquarepeg.bsky.social โCyber Never Sleepsโ Protecting the Disney Magic! @CuratedIntel 
Audra Streetman @audrastreetman.bsky.social Threat Intel @ Target
Sekoia @sekoia.com Sekoia is the European cybersecurity company building the Cyber Operations Platform for the AI era.
Hexacorn @hexacorn.bsky.social Red Brain, Blue Fingers
Malware Analysis, Reverse Engineering, Threat Hunting, Detection Engineering, DFIR, Security Research, Programming, Curiosities, Software Archaeology, Puzzles, Bad dad jokes
https://www.hexacorn.com/blog/
hexacorn@infosec.exchange
Kyle Ehmke @kyleehmke.bsky.social Threat intel researcher focused on infrastructure hunting. Views are my own and not my employer's.
PIVOTcon @pivotcon.bsky.social Threat Research Conference in Malaga, Spain, 6-8 May 2026
#StayTuned #ComingSoon #PIVOTcon #PIVOTcon26
https://pivotcon.org
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
Paul Chichester CMG MBE @0xchich.bsky.social Director Operations, NCSC, GCHQ. 30+ years in Government Cyber Operations. Views entirely my own and do not necessarily reflect those of my organisation. ๐ด๓ ง๓ ข๓ ท๓ ฌ๓ ณ๓ ฟ ๐บ๐ฆ
Eric Hutchins @ehutchins.bsky.social Started in infosec, co-authored the kill chain paper, dabbled in countering influence operations at Meta, and now back to infosec. Lover of command line, python, and rust.
William Turton @williamturton.bsky.social Reporter, ProPublica. Focused on federal law enforcement
Contact me on Signal: 804-295-7201
william.turton@propublica.org
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Lee Foster @leefosterintel.bsky.social AI Security / Cyber Threat Intel / Disinformation / Influence Operations. Founder aspectlabs.ai, Adjunct at Johns Hopkins SAIS Alperovitch Institute for Cybersecurity Studies, formerly Director of Influence Ops Analysis at Mandiant. All views my own etc.
John @bigbadw0lf.bsky.social Frontline Intelligence with #AdvancedPractices ๐ฆ
@Google Threat Intel | views are my own
Andrew [Retired from Sad] @athomashemlock.bsky.social You guys want a drink or something. I think I have diet coke and lemonade and maybe some coffee from this morning.
He/him.
CYBERWARCON @cyberwarcon.bsky.social CYBERWARCON is a one-day conference in Arlington, VA focused on the specter of destruction, disruption, and malicious influence on our society through cyber capabilities.
cyberwarcon.com
Dave Wilburn @davemwilburn.bsky.social Recovering infosec engineer, machine learning for infosec, sailor, news junkie, threat intel consumer, deep statist. All opinions are mine. Also see my account on Mastodon/Fediverse, @davemwilburn@infosec.exchange
GreyNoise @greynoise.io GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats.
Matt Blaze @mattblaze.org Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. So-called expert on election security and a few other things. Slow photographer. RF nerd. Occasionally blogs at https://mattblaze.org/blog
Tay @taylorwp.bsky.social Until we dream of life and life becomes a dream
Andrew Morris @andrewmorr.is ๐ณ founder of @greynoise.io. computers, networks, technology enthusiast. big goober.
Brian Kime @rhymeswithtime.bsky.social 
jamesejr @jamesejr.com Security Engineer @ Discord. Detection & Response Engineering. Previously @ Cloudflare.
Technology, food, travel, and photography. https://jamesejr.com
Lesley Carhart :unverified: @hacks4pancakes.infosec.exchange.ap.brid.gy I am eminently qualified to speak from experience about a variety of dumpster fires.
ICS cybersecurity person, @pancakescon organizer, martial artist [โฆ]
๐ bridged from โ https://infosec.exchange/@hacks4pancakes, follow @ap.brid.gy to interact
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/
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
Christopher Glyer @cglyer.bsky.social Microsoft Threat Intelligence Center - Former Incident Responder & Chief Security Architect @Mandiant
Andrew Case @attrc.bsky.social Volatility Core developer, Dir. of Research Volexity, LSU Cyber
Binding Hook @bindinghook.bsky.social Expert commentary on emerging tech and security. Send us your article ideas at pitch@bindinghook.com. Project from @VirtualRoutes.bsky.social
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.
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
evacide @evacide.bsky.social Director of Cybersecurity @eff.org
Co-founder of @stopstalkerware.bsky.social
These opinions are my own, not my employer's
I did a TED talk once
corgi @c0rg1.bsky.social I hack things
Patrick Howell OโNeill @patrickhowelloneill.com Journalist at Bloomberg News in DC. Signal: @howelloneill.01, email: patoneill1@bloomberg.net https://www.bloomberg.com/authors/AXb8dLPHBFc/patrick-howell-oneill
David Maynor @davemaynor.bsky.social threat intelligence and R&D
Joseph Menn @joemenn.bsky.social Washington Post alum covering hacking, disinformation and whatโs left of privacy. Author of books on the Cult of the Dead Cow, organized criminal hacking, and Napster. Pulitzer co-finalist 2024. Signal joemenn.01
pr0xylife @pr0xylife.bsky.social DFIR | Malware Hunter | @Cryptolaemus1
DPRK CERT @dprkcert.bsky.social Official Computer Emergency Response Team (CERT) for the Democratic People's Republic of Korea
#NorthSide #NorthKoreaBestKorea
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
Bay @bails.bsky.social