Catalin Cimpanu @campuscodi.risky.biz ☆ Cybersecurity reporter
★ Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
Drachinifel @drachinifel.bsky.social 
John Abernathy @john-abernathy.bsky.social Independent Documentary Photographer
Bearing witness without permission.
No badge. No distance.
📍Minneapolis
https://linktr.ee/john_abernathy_
Jess Miers 🦝🦞 @jmiers230.bsky.social Law Prof @AkronLaw | Computer Scientist | bot psychologist 🤖 | 1A 💬 / tech expert
Priors: Google, Twitter (no, not X), Chamber of Progress
jmiers@uakron.edu | Signal: j230.95
Currently writing about chatbots, speech, and suicide.
Paul Frazee @pfrazee.com CTO at Bluesky. Not a nerd.- F fysac @fysac.bsky.social Security engineer with an interest in vulnerability research, cryptography, and software engineering.
https://github.com/fysac
Philipp Muens @muens.io Cryptography R&D @ primefactor.io • Nerd-snipe me with Lattices, Isogenies, Magmas, etc. • Instant Coffee Connoisseur • Webmaster @ muens.io
No Starch Press @nostarchpress.bsky.social The finest in geek entertainment.
Email us: info@nostarch.com
We're live M-F, 7am-6pm PDT
https://nostarch.com/
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
berk d. demir @bdd.fi days: cryptography at meta.
evenings & weekends: computers, electronics, radios (NG6E)
🍍🍕
🌐 https://bdd.fi
Soatok @soatok.bsky.social 30-something gay furry with an interest in cryptography and software security.
Mastodon: https://furry.engineer/@soatok
Blog: https://soatok.blog
🎨 https://mrjimmydafloof.bsky.social
PA Ulander @pa-dev.bsky.social Full Snack Developer
Once got code to run on the first try
Highly trained in fika breaks ☕🧁
🛠️ #Dev 🐧 #Linux
https://github.com/pa-ulander
https://linkedin.com/in/paulander/
📍Stockholm, Sweden 🇸🇪
Ellipsus @ellipsus.com Write like a human. Ellipsus is an easy-to-use collaborative writing tool made by writers, for writers.
Us 👉 ellipsus.com
Our stance on AI 👉 ellipsus.com/generative-ai
Support 👉 help.ellipsus.com/support/home
Status 👉 status.ellipsus.com
VessOnSecurity @vessonsecurity.bsky.social Anti-virus, malware and infosec expert, crypto amateur, privacy advocate and general annoyance.
PGP keyID: 0x365697c632dd98d9
Adam Shostack @adamshostack.bsky.social Threat modeling. BH Review Board. Affiliate Professor, UW. Fixed autorun. Helped create CVE.
Not sure why we're building graphs on yet another (effectively) centralized system. https://infosec.exchange/@adamshostack
Per Thorsheim @thorsheim.bsky.social Founder of #PasswordsCon. Above average interested in passwords & digital authentication. Online since 2400baud. I made the world use RFC 3207 STARTTLS for email encryption.
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
HD Moore @hdm.io runZero & Metasploit
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
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
xxdesmus (he/him) @botnet.club VP of Trust & Safety at Cloudflare. I run: https://canhazip.com, https://nslarchive.org, and https://rainbowtabl.es
he/his/him
PGP: http://flowcrypt.com/me/justin
sarah jeong @sarahjeong.bsky.social i write at @theverge.com. Portland, OR.
wendy knox everette @wendyck.bsky.social Startup CISO. BSidesLV Lockpick. Hacker lawyer. Amzn & Google alum, USCG wife, Wellesley, GMU Law. IAAL but IANYL.
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
yan @yan.bsky.social security at brave software / @bcrypt on twitter
Frederic Jacobs @fredericjacobs.com www.fredericjacobs.com
https://ger.mx/A-RGsldmQt0iXfnzPgXNzLzA5_jvDbWHabqz1yJrt2ma#did:plc:oxwmqopgbm3driwzues7odpz
Deirdre Connolly¹ ² @durumcrustulum.com 🜗 🝒 🝲 crypto as in 'cryptography' 🝳 🝡 🜖
¹ isogenist, co-host SCWpod
² https://durumcrustulum.com, https://www.youtube.com/@durumcrustulum
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
Martin Mckeay @mckeay.bsky.social No simple description could encapsulate the awesomeness that is me!
Most people know me from my career in computer security. Blogging, podcasting, and writing the Akamai State of the Internet Security Report.
Don't ask how I'm doing. Life isn't pretty.
Exposera @exposera.com A home for your best work —built by photographers | https://exposera.com
cpu @cpu.xkeyscore.club Recluse open source programmer. Ⓥ. he/him.
https://github.com/cpu
https://hachyderm.io/@cpu
Al Yankovic @alyankovic.bsky.social You know... the weird one.
Cloudflare @cloudflare.social Cloudflare is the world’s leading connectivity cloud, and we have our eyes set on an ambitious goal — to help build a better Internet.
Numorian @handle.invalid Web Application Security Evolved. https://numorian.com/ https://cheksuite.com
Diego F. Aranha @dfaranha.bsky.social Associate Professor of Cryptographic Engineering at Aarhus University. https://dfaranha.github.io/
Mike Sager @mikesager.net CISO @ New Harbor
Security, rock and roll, dad jokes. Fan of The National and The Nationals. Former CTO at EMILY’s List.
msager.25 on Signal
Half awake, in a fake empire.
I have friends everywhere.
He/Him
mike@crabstrike.com
Barack Obama @barackobama.bsky.social Dad, husband, President, citizen. barackobamabooks.com
Aaron Reichlin-Melnick @reichlinmelnick.bsky.social Senior Fellow at the American Immigration Council. Commenting generally on immigration law and policy. Retweets =/= endorsements, views are my own.
Adrian's Digital Basement @adriansdigitalbasement.com Hello everyone! I'm Adrian Black, a retro computer YouTuber who fixes stuff from Portland, Oregon.
Main: youtube.com/@adriansdigitalbasement
Second: youtube.com/@adriansdigitalbasement2
Extras: youtube.com/@adriansdigitalbasementextras
Phoenix by Tapbots @phoenix.tapbots.com An upcoming Bluesky Client for iOS/iPadOS & Mac from the makers of Tweetbot and Ivory.
Please don't take it personally if we don't respond often with this account. We are extremely busy working on Phoenix.
https://tapbots.com/phoenix
Brian Smith @briansmith.bsky.social https://briansmith.org
GitHub @github.com The AI-powered developer platform to build, scale, and deliver secure software.
Greg B @iamgregb.io A word person in a tech world @ https://iamgregb.io
Jody @jody.dev Denver • Developer at 1Password • Still emo
Nicole Wong @nicolewong.bsky.social Forever OOO. Formerly US Deputy CTO, also previously at Google, Twitter, Perkins Coie. Now board member for Mozilla Foundation, Tech Talent Project, CalMatters & Open Technology Fund. Currently studying words.
Yoel Roth @yoyoel.com Internet sanitation enthusiast and full-time corgi wrangler.
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.
Jessica Irving @jessicairving.bsky.social Seismologist, working on deep Earth wiggles with a side-order of Mars. Associate Prof. at U Bristol. She/her- A A. Andrews @aandrews129.bsky.social
- A Aidan Woods @aidantwoods.bsky.social
evacide @evacide.bsky.social Director of Cybersecurity @eff.org
Co-founder of @stopstalkerware.bsky.social
These opinions are my own, not my employers’
I did a TED talk once
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
Elise Thomas @elisethomas.bsky.social Senior OSINT Investigator at @cen4infores.bsky.social. Opinions, hot takes, mistakes all my own. https://www.clippings.me/elisethomas
Jessy Irwin @jessysaurusrex.bsky.social I protect people from technology, and technology from people. Focused on all things security, defense, risk, and resilience. I brake for wildflowers and chase art history mysteries.
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.
Chris Wade @cmw.bsky.social Connecting dots and untying knots. This is my personal account and my opinions are my own. CTO @ Corellium / Producer
Andrea @downing.bsky.social Co-founder of The Light Collective
www.lightcollective.org
Security Researcher
Health Infosec
Views are my own.
Joseph Pierini @jpierini.bsky.social 
Richard Ackroyd @handle.invalid Cyber Security | Staff Security Engineer @Ripple (fintech/crypto) | Specialised in Detection & Response 🦈 Ex @PwC
Adam Savage @asavage.bsky.social Maker. Science Communicator. Connector. 
Drew Costen @drewcosten.bsky.social Post-PC (iPad/iPhone-only), minimalist, “Concordant” theologian.
Costin G. Raiu @craiu.bsky.social Romanian antihacker from another planet. #threatintel #yara #chess #taekwondo black belt
Motto: "One reboot a day keeps the implant away"
bat 🦇🌻 @mzbat.bsky.social Security Consultant & Founder, Sonar Security | Red Siege, VMware Tanzu, NASA GSFC, Apple, 18F | art, lego, board games, comics, cute animals |🧛🏻♀️⛵️
Chris Krebs @thekrebscycle.bsky.social Aka @c_c_krebs over there 
Thomas Rid @ridt.bsky.social @ridt on X
Robert Graham @erratarob.bsky.social @erratarob on the hellscape site
Mark Dowd @mdowd.bsky.social Internet hacker
Nick Sullivan @nicksullivan.org Asymmetries in action
Matthew Prince @eastdakota.com A little bit geek, wonk, and nerd. Repeat entrepreneur, recovering lawyer, and former ski instructor. Co-founder & CEO of Cloudflare (NYSE: NET).
Ricky Mondello @rmondello.com 💚 Friend
🏳️⚧ Trans, nonbinary, they/them
😷 Caring, careful
🔑 Passkeys & passwords
🧛🏻♀️ It’s not a phase
🦔 Speedrunner
Tim Cappalli @timcappalli.me 🔐 #passkeys 🪪 verifiable digital credentials
🏒 bruins ⚾️ sox 🚆 urban mobility 🍉
cars ruin cities
LeVar Burton @levarburton.bsky.social Kunta, Geordi, Reading Rainbow guy. Flies twice as high… #bydhttmwfi
J Wolfgang Goerlich @jwgoerlich.bsky.social I’m the unflinchingly optimistic graybeard, wandering in this cyber dystopia. InfoSec, cybersecurity, futurist, strategist, chaotic good. The views expressed are my own. Sometimes humorously. 
InfoSecSherpa 🏔️ @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
Barry Dorrans @blowdart.me Security Curmudgeon for Microsoft .NET
Do you really think work wants my social media opinions?
Not nice, but kind - @medus4.com
🇮🇪 🇬🇧 🇺🇸 
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
rpw (aka esizkur) @rpw.bsky.social 
Chris Wysopal @weld.bsky.social Gray haired gray hat. Co-founder Veracode. Former L0pht security researcher. Builds tools to find and fix vulnerabilities in code at scale.
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
Kevin Jones @vcsjones.dev Alexandria, VA.
He / they
Product Security and Cryptography at GitHub / Microsoft. .NET maintainer. Not speaking for my employer.
https://vcsjones.dev ⚫️ https://gh.io/vcsjones
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
Kurt Opsahl @kurtopsahl.bsky.social Counsel at RCJ Law, former Deputy ED and GC of EFF, now EFF Special Counsel, president SRLDF, board emeritus USENIX, advisor Open Archive, former Technical Advisory Council CISA. Skeets are my own.
Deviant Ollam ツ @deviantollam.bsky.social Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. 🔓
"Even if the world were ending tomorrow, I would still plant a tree." 🌲
(he/they)
Lil_Lost @lillost.bsky.social Shy, Nerd, quietly creative, Queer. Who am I, where am I and why am I in this hand-basket?
Christopher Soghoian @christopher.soghoian.net Work: Senior Advisor for Privacy and Cybersecurity, Office of Senator Ron Wyden.
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. 🏳️🌈
Whitney Merrill @wbm312.bsky.social I nudge people to care about privacy and security. CPO/DPO. Privacy/infosec lawyer. Hacker. Fighting for privacy, digital civil liberties & the users. Ex @EA @FTC |my views are my own. I used to post on Twitter at @wbm312.
Alex Ionescu @ionescu.bsky.social Windows Internals Author, Developer, Reverse Engineer, Security Researcher, Speaker, Trainer, and most recently Nation State Hacker.
Core OS Platform Developer at Apple, Hyper-V Vendor at Microsoft, Chief Architect at CrowdStrike and now Director at CSE.
SteveD3 (Steve Ragan) @steved3.io Father. Grandpa. Geek. Hacker. Former journalist. Security researcher. CMO @BSidesLV.org Member: Curated Intel 
Steve Weis @handle.invalid Security Engineer interested in cryptography, information security, & privacy engineering.
JP Aumasson @aumasson.jp https://aumasson.jp
cofounder & CSO @ taurushq.com
cryptographer (BLAKE2, BLAKE3, SipHash)
author of Serious Cryptography https://nostarch.com/serious-cryptography-2nd-edition and other books
Signal: jpa.01
Joseph Lorenzo Hall, PhD @josephhall.org Astrophysicist turned advocate; guiding the globe to a safer, stronger Internet. Distinguished Technologist @internetsociety.bsky.social, https://josephhall.org/, (former CDT, NYU, Princeton CITP, Berkekey iSchool/Astro)
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.
the grugq @thegrugq.bsky.social 
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