Matt Kapko @mattkapko.com Digital threats reporter @ CyberScoop • Grateful lifelong Californian • matt.49 on Signal • matt.kapko@cyberscoop.com • mattkapko.com
Daryna Antoniuk @darynant.bsky.social Cybersecurity Reporter at Recorded Future News. Ex at The Kyiv Independent/Forbes/The Kyiv Post
📍Kyiv, Ukraine
Emma Gallegos @emmagallegos.bsky.social Reporter at EdSource, sewer of clothes, vice chair of @edsourceguild.bsky.social
I share serious journalism and unserious opinions on here
She/her
Openvibe @openvibe.social The App for Connecting Open Social Web
Mastodon, Bluesky, Nostr, Threads in ONE app, in ONE feed ✨
https://openvibe.social
@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
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
Martin Matishak @martinmatishak.bsky.social Senior Cybersecurity Reporter at The Record from Recorded Future News. Send tips to martin.matishak@therecord.media. Signal: mmatishak.80
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.
Cyberknow @cyberknow.bsky.social Situational Awareness | Threat Research | Memes |#cybertracker | 'cyberwarfare' Correspondent | Meme Farmer 🇦🇺🇦🇺
Posts and Opinions are my own
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.
Lily Hay Newman @lhn.bsky.social Security reporter for WIRED Magazine. she/her/my man. Signal +1 (347) 722-1347
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
Raphael Satter @raphae.li Say hi: https://raphae.li or on Signal: raphaelsatter.01
InfoSecSherpa 🏔️ Lake Ontario 🚣♀️ @infosecsherpa.bsky.social #Librarian turned #InfoSec & #DataPrivacy practitioner. #Philly area hoagie mouth. InfoSecSherpa and Sherpa Intelligence: Your Guide Up a Mountain of Information! Portfolio: https://linktr.ee/infosecsherpa #GoBirds
Fernando Montenegro (he/him) @fsmontenegro.bsky.social Security technologist, always curious, industry analyst and practice lead at Futurum, trying to do the best I can re:work/life balance, etc… Work: Interplay between cybersecurity and economics is my catnip. Non-work: family, friends, golf, volleyball.
Margi Murphy @margimurphy.bsky.social Reporter at Bloomberg. Signal margimurphy.01
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.
Paul Marks @paulmarks12.bsky.social Award-winning journalist writing on technology, aviation & spaceflight ✍🏻 New Scientist, Economist, BBC Future, Aerospace America, ACM News, Guardian🎙️📺 BBCR4, NPR, Discovery, Richard&Judy, OneShow.
authory.com/PaulMarks
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
Rachel Tobac @racheltobac.bsky.social Hacker & CEO @SocialProofSec security awareness/social engineering training, videos, talks | 3X @DEFCON🥈 | Ex Chair @WISPorg | Ex @CISAgov Technical Advisory Council under Director Jen Easterly
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
Chris Krebs @thekrebscycle.bsky.social Aka @c_c_krebs over there 
Jenna McLaughlin @jennamclaughlin.bsky.social NPR Correspondent covering technology and national security.
Send me a tip: Text JennaMcLaughlin.54 on Signal from personal (nonwork) devices.
Christy Somos @christysomos.bsky.social Award-winning 🇨🇦 Journalist, Analyst, Producer Creator+ Host @thestateofthings.bsky.social National security, extremism, global affairs, mis/dis-information | OSINT | DM for Signal |
christysomos.com
Tonya Riley @tonyariley.bsky.social Writing weird girl lit. Rep: @starlingliterary.bsky.social
Sean Gallagher @thepacketrat.net Birb stalker. Cat tree. Cyber Threat Researcher. Recovering cyber and natsec reporter. Meme war and US Navy veteran.
@thepacketrat everywhere since 1994. These posts are not my employers’. https://falling-anvil.com
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
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
Isik Mater @isik5.bsky.social Director of Research @netblocks, #infosec, Internet activist, Developer, OSINT enthusiast, NewsKitten, Nerd, HDR photographer. GPG:0x0EB41110
https://twitter.com/isik5
Garrett M. Graff @vermontgmg.bsky.social Journalist & Pulitzer finalist Historian. Fmr ed, @PoliticoMag & @washingtonian. Author of "Watergate: A New History" and "The Only Plane in the Sky" and other books. garrett.graff AT gmail OR ProtonMail. Subscribe to my newsletter: Doomsdayscenario.co
UK_Daniel_Card @mrr3b00t.bsky.social 
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!
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
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
Ryan Gallagher @rjgallagher.co.uk Investigative reporter @Bloomberg.com covering technology & cybersecurity.
Anonymous tips: https://tips.hushline.app/to/ryan
Email: ryan@rjgallagher.co.uk
Signal/WhatsApp: +44 737-678-6842
Graham Cluley @grahamcluley.com Award-winning #cybersecurity keynote speaker, writer, podcaster | Host of multi-award-winning @smashingsecurity.com podcast.
❤️ #DoctorWho, #Beatles, #Chess
He/him
🌐 https://grahamcluley.com
🎙️ https://www.smashingsecurity.com
Rik Ferguson @rikferguson.com Immigrant. VP Security Intelligence @Forescout, Co-founder @RespectInSec. Board @vaultree, Cybersecurity Futurist, Researcher, Award-winning writer/producer. He/Him. Pussy in bio.
Substack - Ferguson.ink
Slava Ukraini 🇺🇦
MalwareHunterTeam @malwrhunterteam.bsky.social https://x.com/malwrhunterteam | https://id-ransomware.malwarehunterteam.com/
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."
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.
Valéry Rieß-Marchive @valerymarchive.bsky.social Rédac' chef de LeMagIT (fr)
Accro #cybersécurité #infosec
Collectionneur de #ransomware
follow: https://linktr.ee/valerymarchive
pancak3 @handle.invalid https://trac-labs.com
cyber go brrr
SLEUTHCON @sleuthcon.bsky.social Tickets for 2026 are now available!
https://www.sleuthcon.com
ɘiɿɿɒƆ
C̷͈͇̯̲̥̍́͆̈́̽a̸͙̤̼͔̮̼̠͔̳̓̇̈͋͆̽̈́͝r̶̪͓̣̯͖̲̬̥̈́̉̌̀́̀r̸͓̤̰̣̐͌͒̾͒̈͘͘į̴̝̠̺̤̇̍̆̈͘ë̶̞͈ @mlleelleciel.bsky.social Carrie (according to rumor)
Researcher, Strategist, Shutterbug
^ ^ ^ ^
//^\ /^\\ //^\ /^\\
//\(oo)/\\ //\(oo)/\\
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
Mark Karayan @markkarayan.bsky.social Comms Lead for Google Threat Intelligence
Chris Bing @chrisbing.bsky.social Cyber, natsec and foreign affairs. Formers with ProPublica, Reuters and CyberScoop
https://bing-chris.medium.com/how-to-contact-me-d2fd4bd3ed7b
Will T @bushidotoken.net 🇬🇧 | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
Aaron Schaffer @aaronschaffer.com news researcher doing OSINT things and more at @washingtonpost.com. signal: aaronschaffer.01 https://www.washingtonpost.com/people/aaron-schaffer/
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
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.
not_jon @dimaggio.bsky.social 
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
Joe Uchill @joeuchill.bsky.social Potential game show contestant.
Former Axios, The Hill, Passcode. Founder of the Codebook cybersecurity newsletter. Once got lost in a Starbucks.
Azim Khodjibaev @ashukuhi.bsky.social Cisco Talos Threat Intelligence and Interdiction
Artemis Team
Max Smeets @maxwsmeets.bsky.social Author of No Shortcuts & Ransom War
Co-director Virtual Routes (https://virtual-routes.org/), previously ECCRI
Managing Editor Binding Hook (https://bindinghook.com)
Senior Researcher, ETH Zurich
Jack Crosbie @jscros.bsky.social senior writer at rolling stone
Ciaran Martin @ciaranm.bsky.social AI slop cannon
Sherrod @sherrod.bsky.social It’s me. Sherrod DeGrippo 
SteveD3 (Steve Ragan) @steved3.io Father. Grandpa. Geek. Hacker. Former journalist. Security researcher. CMO @BSidesLV.org Member: Curated Intel 
Dr. Bilyana Lilly 🦋🌻 @bilyanalilly.bsky.social Author of “Russian Information Warfare” | Cyber chair, WSF | Randite | Oxonian | Bear huntress
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.
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
Dmitri Alperovitch @dmitri.silverado.org Geopolitics, Russia, China, Cyber
Chairman @silverado.org
Author of WorldOnTheBrink.com
Host GeopoliticsDecanted.com podcast
Founder Alperovitch Institute for Cybersecurity Studies at Johns Hopkins SAIS
Co-Founder CrowdStrike
@DAlperovitch elsewhere
William Turton @williamturton.bsky.social Reporter, ProPublica. Focused on federal law enforcement
Contact me on Signal: 804-295-7201
william.turton@propublica.org
Lindsey O’Donnell Welch @lindseyodwelch.bsky.social Cybersecurity writer
Łukasz @lukasz.bsky.social Breaking bad UTF-8 implementations since 1991. I secure cybers and run trails. If I’m posting, I’m hopefully not on a trail. Views own. He/him
Thomas Rid @ridt.bsky.social @ridt on X
John Scott-Railton @jsrailton.bsky.social Chasing digital badness. Senior Researcher at Citizen Lab, but words here are mine.
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
the grugq @thegrugq.bsky.social 
Joseph Menn @joemenn.bsky.social Washington Post alum covering hacking, disinformation and what’s 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
John Hultquist @hultquist.bsky.social Mandiant Intelligence at Google. CYBERWARCON and SLEUTHCON founder. Johns Hopkins professor. Army vet.
Dan Patterson @danpatterson.com Strategic communications leader. Prior: Journalist.
http://danpatterson.com
kate conger @kateconger.com tech reporter for the NYT!
co-author of CHARACTER LIMIT!
signal: kateconger.11
buy our book: https://www.penguinrandomhouse.com/books/737290/character-limit-by-kate-conger-and-ryan-mac/
tour dates & translations: https://linktr.ee/kateconger
Hannah Murphy @mshannahmurphy.bsky.social Financial Times tech correspondent writing on social media - X, Meta, TikTok, Telegram - plus some AI, cyber and misinformation.
🇬🇧 in 🇺🇸. DMs open.
Tips to: 📨hannah.murphy@ft.com
Signal: mshannahmurphy.04
Marc Rogers @cjunky.bsky.social Ramblings of a Mad Englishman: Hacker @ BBC's Real Hustle & Mr Robot. Head of Sec @ DEF CON. Founder @ CTI-League, Ransomware Taskforce, w00w00, CDC NSF, (He/Him).
Also
Twitter @marcwrogers
Mastodon cj@chaos.social
Sergio olmos @sergioolmos.bsky.social Investigative reporter @CalMatters | Winner of no awards | sergio@calmatters.org | dm for Signal | 🇲🇽
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
Kevin Beaumont @doublepulsar.com cybersecurity weather man. scanning the horizons for cloudy cyber. Expert at nothing except computer rubbish. Anti-ransomware since 2015.
corgi @c0rg1.bsky.social I hack things
Joe Slowik @pylos.co Threat Intel / CTI / OT / ICS / Critical Infra stuff along with other things. I genuinely care, and wish others did too.
Website: pylos.co
Training/Consulting: paralus.co
Nicole Beckwith @nicolebeckwith.bsky.social Sr. Manager, Threat Operations @kroger 🍓 CTI, Hunting, Detection Engineering, Insider Risk, Fraud & Forensics 💻 Fmr LE & DFIR for OH & Secret Service TF. #FSD #w00w00 #CFC
Ian Coldwater 🧊🚫 @lookitup.baby Kubernetes SIG Security Co-Chair, goose in the mainframe. Minneapolis. They/them. Stay punk 🏴
MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3mrv36uo4pc2a