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
Ian Rapoport @rapsheet.bsky.social National Insider for ESPN and NFL Network and www.nfl.com. Made seven cameos in the movie Draft Day.
Inquiries: shahob@william-raymond.com
https://link.me/rapsheet
Drunk Binary @drunkbinary.bsky.social Senior Principal Adversary Hunter @dragosinc, Army Veteran,
Cocktail Scientist, APT Researcher | #FSD
https://infosec.exchange/web/@DrunkBinary
https://twitter.com/DrunkBinary
International Cyber Digest @intcyberdigest.bsky.social Independent reporting on cybersecurity, tech, AI & digital policy. Got a tip? http://internationalcyberdigest.com/tips
https://www.internationalcyberdigest.com/
ThinkstCanary @thinkstcanary.canary.tools Know. When it matters.
https://canary.tools
EvilGinx ๐ @sapiosiren.bsky.social Gin, Goddex of OSINT, former restauranteur, tech-adjacent, resumรฉ pro, keeper of secrets, poet.
she/they/he.
currently in southern minnesota.
kind of a big deal in iowa
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 employersโ. https://falling-anvil.com
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
Steve Syfuhs @syfuhs.net Noted idiot. Principal something or other. Runs the Windows Authentication team at Microsoft. It's my fault your password doesn't work.
Mostly dog pictures. Might actually be two dogs in a trench coat. ๐บ๐ธ / ๐จ๐ฆ
https://syfuhs.net/
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
Gary Marcus @garymarcus.bsky.social AI and cognitive science, Founder and CEO (Geometric Intelligence, acquired by Uber). 8 books including Guitar Zero, Rebooting AI and Taming Silicon Valley.
Newsletter (100k subscribers): garymarcus.substack.com
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
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
HD Moore @hdm.io runZero & Metasploit
โโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโโdash @dascho.bsky.social hacker. philosopher. linguist. mathematician. scientist. scholar. poet. AI exploiter. finder of secrets and shortcuts and terrible truths. weaponized autistic inference. always doing many things at once. โwe must know, we shall know.โ github.com/da5ch0
BadCipherCodes @badciphercodes.bsky.social Software dev, cryptography,cheese, anything else that is interesting. You are a very silly๐ชฟ if you think my opinions reflect that of my employer.
LaurieWired @lauriewired.bsky.social researcher @google; serial complexity unpacker
ex @ msft & aerospace
Katie Drummond @katie-drummond.bsky.social Global Editorial Director at WIRED.
Board member @freedom.press
Speaker at UTA
Zack Whittaker @zackwhittaker.com Security editor, TechCrunch
Signal: zackwhittaker.1337
My stories: techcrunch.com/author/zack-whittaker
My newsletter/blog: this.weekinsecurity.com
Filippo Valsorda @filippo.abyssdomain.expert @geomys.org founder / RC F'13, F2'17
Cryptogopher / Go cryptography maintainer
https://filippo.io / https://github.com/FiloSottile
https://mkcert.dev / https://age-encryption.org
https://sunlight.dev / https://filippo.io/newsletter
Laughing Mantis @laughingmantis.bsky.social VXer, Computer Goth, Malware Musician
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
โUt scandis, alios subleva.โ
nullcookies @nullcookies.bsky.social Cybersecurity pro. Noise human. One day I'll get back to climbing.
https://baddomain.bandcamp.com
Tanya Janca | SheHacksPurple @shehackspurple.bsky.social Secure Code Trainer - Best-selling author of Alice and Bob Learn Secure Coding & Alice and Bob Learn Application Security. #AppSec she/her
https://shehackspurple.ca ๐ป
Dennis @dennisf.bsky.social Gentleman of leisure. Legendary wedding guest. I wrote two of the best books you haven't read. Friend of hackers. https://decipher.sc
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 isnโt run by weapons anymore, or energy, or money. Itโs run by little 1s and 0s, little bits of data."
Randall Munroe @xkcd.com 
Jake Williams @malwarejake.bsky.social Breaker of software, responder of incidents, IANS Faculty, VP R&D Hunter Strategy.
Daniel Cuthbert @dcuthbert.bsky.social Ageing hacker, long time documentary photographer. Black Hat Review board. Now sitting on numerous government cyber security boards so I guess that means Iโve grown up right?
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
pr0xylife @pr0xylife.bsky.social DFIR | Malware Hunter | @Cryptolaemus1
Kenn White @kennwhite.bsky.social cryptography โข neuro โข cloud โข biscuits
ORD-DCA-NYC-BCN โ๏ธ
kennwhite@mastodon.social
Maddie Stone @maddiestone.bsky.social Security Researcher at Google Project Zero. 0-days all day. Love all things reverse engineering. she/her
Deviant Ollam ใ @deviantollam.bsky.social Philadelphian in Cascadia. Vociferous champion for Oxford commas, two spaces after a period, and ellipses. I break into buildings. ๐
"Even if the world were ending tomorrow, I would still plant a tree." ๐ฒ
(he/they)
Pwnallthethings @pwnallthethings.bsky.social Just thinking out loud.
MIT Technology Review @technologyreview.com Our in depth reporting on innovation reveals and explains whatโs happening now to help you know whatโs coming next.
Find our journalists on Bluesky: https://bsky.app/starter-pack/technologyreview.com/3lar7fofuwl2n
Mark Russinovich @markrussinovich.bsky.social CTO of Microsoft Azure, author of novels Rogue Code, Zero Day and Trojan Horse, Windows Internals, Sysinternals tools. Opinions are my own.
The Shadowserver Foundation @shadowserver.bsky.social Our mission is to make the Internet more secure by bringing to light vulnerabilities, malicious activity and emerging threats. Join our Alliance!
https://shadowserver.org/partner
Fabian Bader @fabian.bader.cloud #Security #Azure #EntraID #XDR #MDE #Identity #M365 #AD #PKI #KQL
Microsoft MVP
Tweets and opinions are my own
Justin Elze @handle.invalid CTO @TrustedSec.com | Former Optiv/SecureWorks/Accuvant Labs/Redspin | Race cars
Will T @bushidotoken.net ๐ฌ๐ง | Senior Threat Intelligence Advisor at Team Cymru | Co-author SANS FOR589 | Co-founder Curated Intel
GreyNoise @greynoise.io GreyNoise analyzes Internet background noise. Use GreyNoise to remove pointless security alerts, find compromised devices, or identify emerging threats.
Catalin Cimpanu @campuscodi.risky.biz โ Cybersecurity reporter
โ
Newsletters at Risky Business
#infosec #cybersecurity
https://risky.biz
TrendAI Zero Day Initiative @thezdi.bsky.social TrendAI Zero Day Initiativeโข (ZDI) is a program designed to reward security researchers for responsibly disclosing vulnerabilities.
Nathan McNulty @nathanmcnulty.com Loves Jesus, loves others | Husband, father of 4, security solutions architect, love to learn and teach | Microsoft MVP | @TribeOfHackers | ๐infosec.exchange@nathanmcnulty
Ryan Naraine @ryanaraine.bsky.social Three Buddy Problem
https://securityconversations.com
BleepingComputer [Unofficial] @bleepingcomputer.com.web.brid.gy BleepingComputer is a premier destination for cybersecurity news for over 20 years, delivering breaking stories on the latest hacks, malware threats, and [โฆ]
๐ bridged from ๐ https://bleepingcomputer.com/: https://fed.brid.gy/web/bleepingcomputer.com
John Hammond @johnhammond.bsky.social Hacker. Friend. Cybersecurity Researcher at Huntress.
MalwareHunterTeam @malwrhunterteam.bsky.social https://x.com/malwrhunterteam | https://id-ransomware.malwarehunterteam.com/
Slashdot @slashdot.org News for Nerds, Stuff that Matters
#tech #news #software #engineering #AI #bitcoin #linux #business
Website: https://slashdot.org
Software Directory: https://slashdot.org/software/
RSS: https://rss.slashdot.org/Slashdot/slashdot
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
๐ฎ๐ช ๐ฌ๐ง ๐บ๐ธ 
Azeria @azeria-labs.com Founder of Azeria Labs, Trainer, Author of Blue Fox: Arm Assembly Internals & Reverse Engineering
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
Marcia Hofmann @marciahofmann.com Digital rights lawyer and writer. Former Twitter, Electronic Frontier Foundation, Electronic Privacy Information Center, US-UK Fulbright.
Mark Cuban @mcuban.bsky.social Entrepreneur
Costplusdrugs.com
Mark Dowd @mdowd.bsky.social Internet hacker
Dino A. Dai Zovi @ddz.bsky.social I drink amari and I know things. $ddz
LMDDGTFY: https://duckduckgo.com/?q=dino+dai+zovi
NYC/BK
Joseph Lorenzo Hall, PhD @josephhall.org Astrophysicist turned advocate; guiding the globe to a safer, stronger Internet. Distinguished Technologist @internetsociety.org, https://josephhall.org/, (former CDT, NYU, Princeton CITP, Berkekey iSchool/Astro)- T @t2squared.bsky.social @t2squared.bsky.social
Bluesky @bsky.app official Bluesky account (check username๐)
Bugs, feature requests, feedback: support@bsky.app
FT Alphaville @alphaville.ft.com A markets and finance blog that's outside the FT paywall. All we ask is that you register to read: https://www.ft.com/content/b6cdf8d1-7435-460b-9a68-df456a143ce5
Carl Quintanilla @carlquintanilla.bsky.social 26+ years at @CNBC and @NBCNews / @WSJ alum / Peabody, DuPont, Murrow & Emmy winner
Bill Goggin @wgoggin.bsky.social Macro, Money, and Fiscal Policy
Dean Kaplan @dykap.bsky.social BC Econ PhD student
Leftist labor baby
James Mackintosh @jmackin2.bsky.social Writer of Streetwise column in the Wall Street Journal www.wsj.com/streetwise Here for FinTwit c. 2012. Ex FT
Peterson Institute for International Economics @piie.com The Peterson Institute for International Economics is a nonpartisan, independent research institution devoted to studying international economic policy.
Explore our research: piie.com
Maggie R. Jones @maggierjones.bsky.social California Policy Lab/Center for Studies in Higher Education, U.C. Berkeley
FT Visual & Data Journalism @data.ft.com The FTโs team of reporters, statisticians, illustrators, cartographers, designers, and developers work with colleagues across our newsrooms, using graphics and data to find, investigate and explain stories.
https://www.ft.com/visual-and-data-journalism
Gillian Branstetter @gbbranstetter.bsky.social Opinions are my own
https://linktr.ee/gbbranstetter
MITRE ATT&CK @attack.mitre.org MITRE ATT&CKยฎ - A knowledge base for describing the behavior of adversaries. Replying/Following/Reposting โ endorsement.
Katie Moussouris (she/her/she-hulk/she-ra)๐ป @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
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.
The New York Times @nytimes.com We seek the truth and help people understand the world. Not a subscriber? Your first month is now free in our app. https://nytimes.onelink.me/Xpht/zbx4nci9
James Gunn @jamesgunn.bsky.social DC Studios co-CEO, #Superman, #GuardiansoftheGalaxy, #Peacemaker, dog owner, husband, servant to my cat.
InfoSecSherpa ๐๏ธ Lake Ontario ๐ฃโโ๏ธ @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
Tarah Wheeler @tarah.org CSO of TPO.group โฆ๏ธ EFF Board of Directorsโฆ๏ธshe/her โฆ๏ธ bestselling author but only that one time
emily freeman @emilyfreeman.bsky.social Co-founder and CEO, Freeman & Forrest.
Bestselling author of DevOps for Dummies and international keynote speaker. Iโve led Community, DevRel and Product Marketing at AWS, MSFT, and startups.
I was editingemily on Twitter.
Will Dormann is on Mastodon @wdormann.bsky.social I play with vulnerabilities and exploits.
While this site initially showed promise, I've grown tired with its lack of improvement.
You'll find me @wdormann@infosec.exchange on Mastodon.
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Ian Coldwater ๐ง๐ซ @lookitup.baby Kubernetes SIG Security Co-Chair.
I hack things and build community.
Minneapolis. They/them. Stay punk ๐ด
MSP feed info: https://bsky.app/profile/amityf.bsky.social/post/3mrv36uo4pc2a
MG @mg.lol 
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. ๐ณ๏ธโ๐
Alyssa Miller ๐ฆ๐ฉโโ๏ธ @alyssam-infosec.com Hacker, CISO, and commercial pilot. Certified Bluesky Elder. Author and International Speaker, Chief advocate of #DoBetterBeBetter
Compassion and empathy are traits in short supply but necessary to make this world a better place.
alyssasec.com
Ned Pyle @nedpyle.com Dog butler to Indy, Darby, & Kell. Former USMC 0341. Chicago Tavern style. You may know me from years of MSFT. Or not. Was @nerdpyle before the bad times. Eat shรฏt, nazis
Lea Kissner @leak.bsky.social Security, privacy, respect. Was the Twitter CISO until it was terrible. Now LinkedIn CISO. they/them
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
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
Rachel Tobac @racheltobac.bsky.social Hacker & CEO @SocialProofSec security awareness/social engineering training, videos, talks | 3X @DEFCON๐ฅ | Ex Chair @WISPorg | Ex @CISAgov Technical Advisory Council under Director Jen Easterly
Matthew Garrett @mjg59.eicar-test-file.zip Former biologist. Actual PhD in genetics. Security, OS security teaching at https://www.ischool.berkeley.edu.
Blog: https://codon.org.uk/~mjg59/blog
Signal: @mjg.59
He/him
Opinions expressed here are mine, not my employer's
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.
Rob Joyce @rgblights.bsky.social Cyber guy. Former NSA cybersecurity director and chief of TAO. Lover of memes. Warning - occasional outrageous Christmas light content.
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
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.
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.
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.