David Buchanan @retr0.id reverse engineering, cryptography, exploits, hardware, file formats, and generally giving computers a hard time
Fedi: @retr0id@retr0.id
Macroblog: https://www.da.vidbuchanan.co.uk/blog/
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."
Matt Burgess (WIRED) @mattburgess1.bsky.social Security writer @wired.com
Cybercrime, privacy, surveillance, and more.
Signal: mattburgess.20 | Email: matt_burgess@wired.com
TrendAI Zero Day Initiative @thezdi.bsky.social TrendAI Zero Day Initiative™ (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
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.
Micah Lee @micahflee.com Doing what I can to keep activists, journalists, and researchers safe and productive — writing at https://micahflee.com — author of HACKS, LEAKS, AND REVELATIONS https://hacksandleaks.com — signal: micah.01
Cisco Talos Intelligence Group @talosintelligence.com Cisco Talos defends Cisco customers with trusted global cybersecurity intelligence. Support requests: https://talosintelligence.com/support
CSIS | Center for Strategic & International Studies @csis.org A bipartisan research institution, CSIS is recognized as the top defense and national security think tank in the world.
https://www.csis.org 
NPR @npr.org This is NPR 🎙️
Stars and Stripes @starsandstripes.bsky.social Stars and Stripes provides independent news and information to the U.S. military community from reporters and bureaus located around the world.
DefenseScoop @defensescoop.bsky.social DefenseScoop is the leading publication dedicated to delivering breaking news, trends and insights on the DOD’s use of technology. https://linkin.bio/defensescoop/
jon greig @jgreig.bsky.social cybersecurity reporter for The Record.
formerly: zdnet, techrepublic, blavity, haitian times, cambodia daily
— send tips to jonathangreig11@protonmail.com or signal: jgreig.51
The Record @therecordmedia.bsky.social Covering the world of cyber and intelligence from every angle.
Black Hat @blackhatevents.bsky.social The world's premier Technical Cybersecurity Conference Series
Dark Reading @darkreading.bsky.social One of the most widely read and trusted cybersecurity news sites, providing IT security professionals informed insights into the latest news and trends.
Ars Technica @arstechnica.com Original news, reviews, analysis of tech trends, and expert advice on the most fundamental aspects of tech.
Virus Bulletin @virusbtn.bsky.social Security information portal, testing and certification body.
Organisers of the annual Virus Bulletin conference.
INTERPOL @interpol.int Connecting police & catching criminals in 196 countries for more than a century. 🕵️
Follow our success stories here. 👮♂️🚔👮♀️
✍️ Report crimes to your local police.
WIRED @wired.com For Future Reference.
Sign up for our newsletters: https://wrd.cm/newsletters
Find our WIRED journalists here: https://go.bsky.app/Boj9b5E
CyberScoop @cyberscoop.bsky.social We report on news and events impacting technology and security. https://linkin.bio/cyberscoop/
GitHub @github.com The AI-powered developer platform to build, scale, and deliver secure software.
BleepingComputer @bleepingcomputer.com Breaking cybersecurity and technology news, guides, and tutorials that help you get the most from your computer. DMs are open, so send us those tips!
MITRE ATT&CK @attack.mitre.org MITRE ATT&CK® - A knowledge base for describing the behavior of adversaries. Replying/Following/Reposting ≠ endorsement.
Microsoft Research @msftresearch.bsky.social We advance science and technology to benefit humanity.
http://microsoft.com/research
Microsoft Security @security.microsoft.com 
Microsoft @microsoft.com AI, Cloud, Productivity, Computing, Gaming & Apps ☀️
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
Jessica Lyons @jessicalyons.bsky.social Cybersecurity editor @theregister.com Contact me with tips: jessica.lyons@theregister.com or jess.825 on Signal
Mama bear, book worm, outdoor lover, coffee and wine snob. PNW after decades in Santa Cruz but Blazers fan always.
European Cyber Security Organisation (ECSO) @ecs-org.bsky.social The non-profit, Membership-based organisation working to develop a cyber resilient and strategically autonomous Europe.
nixCraft @cyberciti.biz Enjoy Linux & Unix-like systems, open-source software, and programming/compsci? Into Sysadmin & DevOps? Follow us to make the most of your IT career! Discover new tools and apps daily, plus a dose of humor ⤵️
https://www.cyberciti.biz
European Parliament @europarl.europa.eu Your voice in the EU 🇪🇺
Updates, news, and insights from the European Parliament - the heart of European democracy.
Data Protection Notice: https://link.europa.eu/nc3WbV
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.
Joe Tidy BBC News @joetidy.bsky.social Cyber Correspondent, BBC News. Author of Ctrl+Alt+Chaos. I cover cyber security, online safety, crypto, AI, social networks and everything 💻📱📡. Global news mainly. DMs always open for tips/ feedback.
The Register @theregister.com Your favorite enterprise technology news vultures, flying high in the Bluesky – On the web since 1998 – More here: https://www.theregister.com/
Carly Page @carlypage.bsky.social Journalist & copywriter with 10+ years covering the tech industry, formerly senior cybersecurity reporter at TechCrunch. Bylines include IT Pro, LeadDev, The Register, The Telegraph, TIME, WIRED, & more.
☎️ Signal: carly.44
✉️ carlypagewrites@gmail.com
Robert McMillan @bobmcmillan.bsky.social Cybersecurity reporter for the Wall Street Journal
Maria Delaney @mariadelaney.ie Editor @investigates.thejournal.ie / The home for investigative journalism from The Journal
🕵️♀️ Reporting: Health • Social justice • Science • Data • FOI
Visit: thejournal.ie/investigates/about • She/Her
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
404 Media @404media.co it's a website (and a podcast, and a newsletter) about humans and technology, made by four journalists you might already know. like and subscribe: 404media.co
Tim Starks @timstarks.bsky.social Senior reporter, CyberScoop, covering spyware, cyber policy and more. Russia-sanctioned. Former Washington Post, POLITICO, CQ Roll Call. @timstarks.02 on Signal. tim.starks@cyberscoop.com. Mastodon timstarks@infosec.exchange, X timstarks, Threads tstarks2.
Nicola Fox Hamilton, PhD 🍉 @nicolafh.bsky.social She/her. Cyberpsychology at IADT. Researches online communication & dating
Hosts a cyberpsychology podcast - “In Bits” with @drliam.bsky.social
https://open.spotify.com/episode/6R1n04owVEAH4k8OaajcyZ?si=evh1YzIJSX6XhNubur-A8A
Www.nicolafoxhamilton.com
Dustin Volz @dustinvolz.bsky.social Washington correspondent for The New York Times focused on cyber conflict, digital espionage and intelligence. Prior stops at WSJ, Reuters, National Journal. https://www.nytimes.com/by/dustin-volz
Alexander Martin @alexmartin.bsky.social Journalist covering cybersecurity and intelligence. UK Editor at The Record from Recorded Future News. Dad of two.
🏠 Sheffield
📧 alexander.martin@therecord.media
📱 Signal: AlexanderMartin.79
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
Maggie Miller @maggiemiller.bsky.social Cybersecurity reporter for Politico based in DC. Also history, dog, and good TexMex taco nerd.
mmiller@politico.com, DM for Signal
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.
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 ✨🌈🦄
Angela Watercutter @waterslicer.bsky.social Senior Editor, Special Projects @ WIRED
Signal: AngelaWatercutter.95
Leah Feiger @leahfeiger.bsky.social director of politics and science @wired.com, co-host of Uncanny Valley (available wherever you get your podcasts!) -- signal leahfeiger.86 with tips
makena kelly @makenakelly.bsky.social writing about politics + the internet
formerly: @wired.com, @theverge.com
DMs open, Signal: makenakelly.32
FAQ, Instagram, + everything else at linktr.ee/makenakelly
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
Jason Koebler @jasonkoebler.bsky.social Journalist @404Media.co
Signal: jason.404 // email: jason@404media.co
Ciaran Martin @ciaranm.bsky.social AI slop cannon
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
Spencer Ackerman @attackerman.bsky.social Journalist & author of REIGN OF TERROR, contributor to Zeteo. New comic book series: NO ONE ESCAPES THE DIALECTIC, from Boom! Studios. Subscribe to FOREVER WARS for ‘natsec’ journalism: https://www.forever-wars.com
Signal: attackerman.81
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
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
dell cameron @dell.bsky.social Sr. writer @wired.com:
Surveillance & coptech
Signal: dell.3030
Judd Legum @juddlegum.bsky.social I write Popular Information, an independent newsletter dedicated to accountability journalism. | judd@popular.info | Signal: juddlegum.47
Popular.info
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
Eric Geller @ericjgeller.com Senior reporter at @CybersecurityDive.bsky.social covering all things digital security. I also co-host @hothtakes.bsky.social. | Send me tips: https://ericjgeller.com/contact.html
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
Thomas Rid @ridt.bsky.social @ridt on X
Andrew Couts @couts.bsky.social Security & Investigations Director at @WIRED.com. Send tips and/or dog pics.
Signal: couts.01
Andrew Morris @andrewmorr.is 🔳 founder of @greynoise.io. computers, networks, technology enthusiast. big goober.
GreyNoise @greynoise.io GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats.
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.
TracketPacer @tracketpacer.com 🚀rockit network engineer
👩🏼💻ethernet fangirl
🛜 weird use cases & silly tech!
💌 tracket@tracketpacer.com
🌎 tracketpacer.com
Kym Possible @kympossible.bsky.social Job Status: HBIC at @zatik.io
I’ve kissed mermaids, rode the El Niño
Protect Trans People 🏳️⚧️
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
Marcus Hutchins @malwaretech.com threads.com/@malwaretech
https://linkedin.com/in/malwaretech
https://marcushutchins.com
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
InfoSteph (92%) @stephandsec.com She/Her. Cybersecurity Educator & Engineer. Writer. Keynote Speaker. LinkedIn Learning Author (150K+ learners). Neurospicy (ADHD). Sharing insights to inspire growth and connection. Black and proud.
Stephandsec.com
Matt Johansen @mattjay.com Friendly neighborhood cybersecurity guy | expect infosec news, appsec, cloud, dfir. | Long Island elder emo in ATX.
vulnu.com <- sign up for my weekly cybersecurity newsletter
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
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
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
UK_Daniel_Card @mrr3b00t.bsky.social 
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
Ray [REDACTED] @rayredacted.com Past: Host of "Tribe of Hackers"; Assoc. Producer "Darknet Diaries."
Current: Cybersecurity researcher and executive. Also, father of the fastest climber who has ever lived. Seriously.
Warning: I talk about my son ALOT
“Ut scandis, alios subleva.”
Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
Kevin Collier @kevincollier.bsky.social I cover digital threats for NBC News. Tip me! @kevincollier.01 on signal, kevin.collier@nbcuni.com. NYC, from West Virginia.
Burp Suite @burpsuite.bsky.social Burp Suite is the leading software for web security testing.
Web Security Academy @websecacademy.bsky.social Free web security training from PortSwigger.
PortSwigger @portswigger.net We are a leading provider of software and learning on web security. We make Burp Suite and the Web Security Academy.
PortSwigger Research @portswiggerres.bsky.social Web security research from the team at PortSwigger.
Accidental CISO @accidentalciso.net I accidentally became the CISO. I didn't want this job, but the job chose me. I'm scared, and I want to go home.
https://www.accidentalciso.net
Phillip Wylie @phillipwylie.bsky.social Offensive Security Professional | Phillip Wylie Show Podcast Host | The Pentester Blueprint coauthor | TribeOfHackers Red Team | https://linktr.ee/phillipwylie
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
SWFLSec @swflsec.com A community created to drive awareness of cybersecurity, provide training and networking, and outreach opportunities in Southwest Florida. https://swflsec.com
DC209 @dc209.bsky.social DC209 - Just another @defcon group - Located in the Modesto/Turlock area California’s Central Valley - Bridging the gap between DC916 and DC559 - @defcongroups @defcon
Grifter @grifter801.bsky.social Threat Hunting & DFIR, Hacker, Geek, DEF CON & Black Hat CFP Review Board Member, DEF CON Contest/Events/Demo Labs Dept. Head, Black Hat Staff, DC801 Founder
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
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
Marcus J. Carey 🏴☠️ @marcusjcarey.com 🔥 Hope Dealer | 🙃 Table Flipper | 🎨 Artist
🌟 Tribe of Hackers, US Navy, NSA, DIA, Builder
💀 Hacker | 🗣️ InfoSec, Coding, GenAI
💡 Simplifying tech, mentoring, building communities
📚 My new books >> Spot the Wolf & Hacker Inc.
🔑 Legacy > clout
DEF CON Hotline @defconhotline.bsky.social The official DEF CON Hotline account. Call, Text/SMS, or Signal us at 725-222-0934, or find us on the defcon discord at @defconhotline
CyberSecSac & DC916 @cybersec916.com Official Bluesky for Cybersecurity Sacramento & https://www.dc916.com a DEF CON Group
Belonging is the very best thing there is.
#hackthebeam