Retail & Hospitality ISAC @rhisac.org A retail and hospitality-focused cyber intelligence community
https://rhisac.org/
RedMonk @redmonk.com The developer-focused industry analyst firm
Take9 @pausetake9.bsky.social Protect yourself and others from cyber attacks with a 9-second pause. Learn more about #Take9 👉 https://bit.ly/_PauseTake9
Expel @expelsecurity.bsky.social The leader in agentic MDR.
🔗 expel.com
n8n @n8n.io Workflow automation platform combining AI with business processes. Connect anything to everything. Fair-code, self-hostable.
@ecrime.ch @ecrime.ch #Cyber Intelligence and Risk Services
Free ransomware & cybers news RSS feed: https://ecrime.ch/app/intel-news.php?rss
#ransomware #monitoring #threat
Eric Capuano @eric.zip - Dad of two <3
- Co-founder Recon InfoSec
- SANS DFIR Instructor
- BlackHat Trainer
- IANS Faculty
- Trainer @digitaldefenseinstitute.com
- Blog: https://blog.ecapuano.com
- ⬡ ODESZA, Lane 8, Kasbo 🎧
- ❤ @whit.zip
ThinkstCanary @thinkstcanary.canary.tools Know. When it matters.
https://canary.tools
LimaCharlie @limacharlie.io Security tools and infrastructure on-demand. Use LimaCharlie to automate and manage security operations at scale.
Black Hills Information Security @bhinfosecurity.bsky.social Specializing in pen testing, red teaming, and Active SOC. We share our knowledge through blogs, webcasts, open-source tools, and Backdoors & Breaches game.
blackhillsinfosec.com & poweredbybhis.com
Antisyphon Training - Powered by BHIS @antisyphontraining.bsky.social Affordable and accessible cybersecurity training that doesn't suck.
Featuring cybersecurity practitioners, former SANS instructors, and industry recognized leaders from all over the world.
https://www.antisyphontraining.com
Red Siege @redsiege.com Penetration Testing, Purple Team, Red Team & Adversary Emulation.
Let our Offense, Prepare your Defense. https://redsiege.com
#weareoffensive
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.
Volatility @volatilityfoundation.org Official account of the Volatility Memory Analysis Project and Windows Malware and Memory Forensics Training. http://volatilityfoundation.org
TrustedSec @trustedsec.com End-to-end Cybersecurity consulting team leading the industry, supporting organizations, and giving back. #HackThePlanet
https://trustedsec.com/
I Am The Cavalry @iamthecavalry.org 
Hackers on the Hill @hackersonthehill.org A semi-regular gathering for irregulars from the security research community to engage with Congressional staffers. Run by I Am The Cavalry, bridging the gap between the hacker and public policy communities since 2017.
TraceLabs @tracelabs.bsky.social NFP with the mission of #crowdsourcing OSINT to help find #missingpersons while training members in the tradecraft of #OSINT | Contact us at info@tracelabs.org
| Visit our site for more info and Discord link: tracelabs.org
Security Onion @securityonion.bsky.social By defenders. For defenders.
Peel back the layers of your network and make your adversaries cry.
https://www.securityonion.com
Graylog @graylog.bsky.social 🌍 Trusted Threat Detection & Incident Response solutions. Experience the difference with our unmatched capabilities. #SIEM #APISecurity #LogManagement #InfoSec
The DFIR Report @thedfirreport.bsky.social Real Intrusions by Real Attackers, the Truth Behind the Intrusion.
https://thedfirreport.com
SpecterOps @specterops.io Creators of BloodHound | Experts in Adversary Tradecraft | Leaders in Identity Attack Path Management
FalconForce @falconforce.nl Building a resilient digital society through highly specialised digital security consulting.
Bluesky Safety @safety.bsky.app Sharing updates about trust and safety on Bluesky.
This account’s mentions are not actively monitored. To report a post or account, use the in-app reporting feature.
Community Guidelines: https://bsky.social/about/support/community-guidelines
Allan “Ransomware Sommelier” 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
Lindsey O’Donnell Welch @lindseyodwelch.bsky.social Cybersecurity writer
Danny Palmer @dannypalmer.bsky.social Freelance cybersecurity journalist & writer. Welsh. SE London.
Also likely to post about games, rugby, F1, wrestling & the cat.
I have a Simpsons reference for every occasion.
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
Suzanne Smalley @suzannesmalley.bsky.social Reporter covering digital privacy and cybersecurity policy for The Record. Mom. Pub trivia queen. Crossword enthusiast. Literary fiction connoisseur. Idiosyncratic. Signal: Suzanne.236 Email: suzanne.smalley@therecord.media.
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
Will T @bushidotoken.net 🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
🎸Paul🎹 @paul.bsky.social Network security, Audio production w/ Bitwig & Logic Pro, analog synths, guitars, and Metroidvanias.
🇺🇸/🇲🇽
Geoff Belknap @geoffbelknap.bsky.social Professional Security Person | NatSec, Cyber, and InfoSec Tweets | WILL NOT ATTEND YOUR WEBINAR | “Slow, awkward, but authentic.” | Native Buffalonian | He / Him
Mike Masnick @masnick.com Techdirt guy. Writes about social media, copyright, free speech, content moderation, civil liberties and stuff like that. Once wrote a paper that may have helped inspire this service & now I'm on its board: https://bit.ly/protocolnotplatform
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
AJ Vicens @ajvicens.bsky.social Cybersecurity correspondent at Reuters; former Mother Jones, CyberScoop. Will bore you with skateboarding, UFO lore or Denver Broncos minutiae on request. Signal: ajvicens.57, additional contact methods: https://tinyurl.com/47jc45h7
Silas Cutler @silascutler.bsky.social You may know me from your server logs.
#Malware, Hacks, Internet Scanning, #CTI
Bob Lord @boblord.bsky.social Cautiously pessimistic, esp. about cyber things.
The owls are not what they seem. 🗻🗻🦉🌲🪵 🍒🥧☕️🍩 🕵🏼♀️ 👍🏻
Also: 🔐🔑🔒
And of course: hacklore.org
Other account: @hacklore.bsky.social
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
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
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
Bellingcat @bellingcat.com Bellingcat is a global collective uncovering facts to hold power to account. Our work is independent. Our methods are public. Our community is global.
Want to support our charity? bellingcat.com/donate
Nate Warfield @n0x08.bsky.social Network Security | Hacker | WIRED25 2020 | CTI-League Founder | Security Researcher
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
Popehat @kenwhite.bsky.social Defunct account of Ken White, criminal defense attorney and First Amendment litigator. Co-host of Serious Trouble podcast and writer at The Popehat Report. Opinions here are my own. Decent people fight evil.
Signal: KenWhite.1969
Reason Magazine @reason.com Reason is the monthly magazine and website of “free minds and free markets.”
Zach Weissmueller @zachweissmueller.bsky.social Senior producer and commentator for Reason. 
Billy Binion @billybinion.bsky.social Journalist. Criminal justice & government accountability. Yes, this is my real name.
(Stephanie) Slade @sladesr.bsky.social 
Joe Lancaster @joelancaster.com Assistant editor @reason.com | John Brown stan, power pop enthusiast
Elizabeth Nolan Brown @enbrown.bsky.social sex, speech, tech, justice, parenting, politics, & panic ✨ senior editor @reason.com, journalism instructor at University of Cincinnati, Midwestern mom
Nick Gillespie @nickgillespie.bsky.social editor at large, reason.com.
Alex Winter @alexwinter.com Trans Rights are Human Rights.
alexwinter.com
Jay 🦋 @jay.bsky.team Founder & Chief Innovation Officer @ Bluesky
Working on @attie.ai
🌱 🪴 🌳
Asawin Suebsaeng @swin24.bsky.social senior correspondent @ Zeteo / contributing writer @ Rolling Stone / co-author of ‘Sinking in the Swamp’ / adjunct prof. @ University of Cincinnati / volunteer @ St. Vincent de Paul / “a deranged hack” & “terrorist sympathizer,” says the Trump White House
Scott Lincicome @scottlincicome.bsky.social @CatoInstitute Vice President (Econ/Trade), @DukeLaw adjunct, @TheDispatch newsletter-er.
CH❤️RTS. You didn't read the article, did you?
Kat Murti @katmurti.bsky.social Libertarian. Feminist. Activist. 
Molly Jong-Fast @mollyjongfast.bsky.social Host of the Fast politics podcast, contributing Writer at The New York Times opinion and MSNBC. Subscribe to fast politics YouTube channel
Jane Coaston @janecoaston.bsky.social Host of Crooked Media’s “What A Day.” Contributing writer at the New York Times. Previously: host of The Argument. Go Blue means Go the University of Michigan. - F @feminists4liberty.bsky.social @feminists4liberty.bsky.social
Andy Craig @andycraig.bsky.social @theunpopulist.net
Election law and policy, liberalism and democracy, and occasional pugs.
Theo in Arlington @adamtheo.com Adam Theo in Arlington, Virginia 👉 adamtheo.com
📃 I run the 'Arlington VA' feed here
🏘️ YIMBYs of NoVA yimbysofnova.org
🚴 County Transportation Commissioner
💼 Nonprofit Management & Communications
🕺 I want to dance like Sam Rockwell
Joe Bishop-Henchman @jbhenchman.bsky.social Husband of Ethan, DC lawyer (tax and constitutional), policy, history, transportation, liberty
Tyler Harris @tylerharris.bsky.social Husband, father, entrepreneur, and free marketeer. Former National Exec Director, Libertarian Party. Proprietor, Open Flank Strategies. Chair, Project Liberal Action.
Mistress Matisse @mistressmatisse.bsky.social Perverse prolific profane political pansexual polyamorous dominatrix and writer, Seattle. Sex work is work. Queer. Cannabis. Anti-Misogyny. Gen X, she/her. Not here to “build my brand”
Maggie McNeill @maggiemcneill.bsky.social Overeducated and unrepentant whore who talks far too much and writes the popular blog The Honest Courtesan in addition to the usual harlotry.
Brianna Coyle @politics.bcoyle.org Liberalism Enjoyer. Aspiring PPE major. Gen Z. Queer. ADHD. Born & raised in Queens. Resident of Columbus, OH. I write sometimes. Trying my best to be less spicy on the internet. Nonpolitical Alt: @bcoyle.org
Shikha Dalmia @shikhadalmia.bsky.social ISMA @ismapolicy.bsky.social. The UnPopulist www.theunpopulist.net. Classically liberal. Hate dogmas, esp my own. Views personal, not institutional.
The Washington Post @washingtonpost.com Democracy Skies in Blueness
Craig Newmark @craignewmark.bsky.social #nerdpatient0
craigslist founder
https://craignewmarkphilanthropies.org/
Aaron Ross Powell @aaronrosspowell.com Senior Director of Liberal Projects at @theihs.org, where I lead @Liberalism.org and host The Liberalism.org Show. Views my own. ☸️
Co-host of the Inner Life of Liberalism with @uncanonical.net
https://www.aaronrosspowell.com/
Radley Balko @radleybalko.bsky.social Journalist. Quattrone Center journalism fellow.
Author: Rise of the Warrior Cop.
Co-author: The Cadaver King and the Country Dentist.
New podcast: Collateral Damage
Substack: radleybalko.substack.com
Signal: radleybalko.52
Justin Amash @justinamash.bsky.social Orthodox Christian • Hayekian individualist • libertarian-republican • constitutional conservative • classical liberal • member of Congress, 2011–2021
Senator Ron Wyden @wyden.senate.gov U.S. Senator for Oregon. Rotisserie chicken enthusiast. Senate’s resident privacy hawk.
senatefinance.bsky.social
wydenpress.bsky.social
Katitza @katitza.bsky.social @EFF Policy Director for Global Privacy
Katharine Trendacosta @ktrendacosta.bsky.social Activist at EFF, journalist, nerd. All posts mine and do not represent EFF.
Christian Romero @axoromero.bsky.social Membership Advocate @EFF.org
I know too much Sonic and Resident Evil lore
Mostly here for cat pics
Detroit Lions @detroitlions.bsky.social #onepride
detroitlions.com
Philadelphia Eagles @philadelphiaeagles.bsky.social #FlyEaglesFly
Eric Lee @ericlee.bsky.social SA at Consulting Co.
Board of Directors at Mental Health Hackers
Cyclist (mainly gravel)
Be a good human
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 
🔮 Daniel Hückmann @sanitybit.com ∞ 42 ∞
📷 Photography: @danielhuckmann.com
🌐 Organizer: @rainsec.org || @netsec.bsky.social
🦋 InfoSec, Psychedelics, Psychology, & Neuroscience
Adam Bressler Chudiak @madam7.bsky.social WSU. AIS. Sr Marketer. CRM/Ads. Audio. Trader. Coach. Studio. Sports. Jew. SEA. History.
InfoSec, Marketer
Facebook.com/bressler1
Instagram.com/adambressler/
linkedin.com/in/adambressler/
Twitter.com/adambressler
Adam Cerious @adamcerious.bsky.social nobody gets me- I'm the wind, baby. 💜💚💙
Pickle Rick @tech-news.bsky.social BAY area (US / Dutch nerd), bootstrapping the next unicorn✨ (self-funded). Renewable energy, healthcare, cats, travel, quantum computing. Europe is a country 😂. Loving StarTrek, StarWars, Disenchantment and for some reason (pickle) Rick and Morty
J. Tess 🏳️⚧️ @jesstessthemess.bsky.social The trans witch your momma warned you about
artist/writer as seen on The Verge.
edx @edx.bsky.social he/him
security, drum & bass, stuff & things
the skeeter formerly known as @criznash
aha, w00, reddit.com/r/malware, crashish.blogspot.com
Alex Delamotte @alex.leetnoob.com I’m just a girl who lives in Vegas & likes cloud malware, idk anymore.
Natalia Antonova🇺🇸🇺🇦 @nataliaantonova.bsky.social Ukrainian-American. Writer. President, Concerned MILFs for America. Safer Dating Now creator. OSINT, but making it girly. Advocate for the glorious Normie Restoration ☀️
Andrea @downing.bsky.social Co-founder of The Light Collective
www.lightcollective.org
Security Researcher
Health Infosec
Views are my own.
Lesley Carhart @hacks4pancakes.com I am eminently qualified to speak from experience about a variety of dumpster fires.
ICS DFIR at Dragos, martial artist, marksman, humanist, level 14 Neutral Good rogue, USAF retired. I post *very serious* things about infosec. Thoughts my own. Enby. 🏳️🌈
90’s anime @90sanimepics.bsky.social 90's anime pics
James Wright 👨🏻 @sudojames.com 👨🏻🚀 U.S. Air Force veteran 📍 Seattle 🏳️🌈
🎓 University of Denver alumnus (B.A., M.S.)
🏰 Disney cybersecurity technologist (CISSP...)
🎽 running | 🔭 astronomy | 📸 photography
⛓️ sudojames.com/about
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.
Lacey 🧿 @koronkowy.bsky.social 🌠 OSINT/InfoSec nerd raised in Portland, OR. Seattle dweller.
Prior: GreyNoise, Atredis Partners, some other random cyber companies
Conference wrangling: current HushCon & prior BSides PDX, SeaGL, etc.
DEF CON @defcon.bsky.social The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
Best of r/cybersecurity @cybersecurity.page Automatically summarizes the hottest posts on r/cybersecurity so you can stay up-to-date wherever you are. Uses open source LLMs.
Operated by @tweedge.net
Bot code @ https://github.com/r-cybersecurity/best-of-bot
CyberScoop @cyberscoop.bsky.social We report on news and events impacting technology and security. https://linkin.bio/cyberscoop/
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.
☎️ Signal: +1 917 257 1382