Florentin Rochet @frochet.bsky.social Assistant Professor at UNamur, Privacy & Computer Security.
hacks on privacy-enhancing technologies and networking protocols
https://frochet.github.io
Catherine King @kingcatherine.bsky.social Postdoctoral Fellow in Policy @cmus3d.bsky.social @scsatcmu.bsky.social | Recent PhD graduate in Societal Computing from Carnegie Mellon | BS + MS from @wm.edu | kingcatherine.github.io
Miti Mazmudar @dettanym.bsky.social Assistant Professor at the University of Calgary. Privacy-enhancing technologies (DP, PIR, TEEs), software engineering, usable security & privacy tooling.
https://dettanym.github.io/
Kate Larson @katlar.bsky.social 
kat 🌻 @kataclyst.bsky.social AI luddite. Extremely online since 1994. Solidarity forever.
Haldimand Tract (Waterloo, ON)
ProPublica @propublica.org Investigative journalism in the public interest. Headlines and (sometimes literal) receipts.
propublica.org
Tariq Elahi @riqtare.bsky.social Assistant Professor Cybersecurity and Privacy, School of Informatics, University of Edinburgh
Marc Juarez Miro @mjuarezm.bsky.social Lecturer in Cyber Security and Privacy @InfAtEd | Research interests: privacy, machine learning, and fairness | Past: @USCViterbi and @cosic.bsky.social
Website: https://mjuarezm.github.io
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
Zaniassss🐍 @zanias.bsky.social Ethereal iron ⚔️
Serpentskin / Linea Aspera / more to come
Bookings: booking@melankoliaagency.com
William Gibson @greatdismal.bsky.social Author of Neuromancer and, most recently, Agency (still above from “Kill Switch”, The X-Files, Season 5, Episode 11, co-written with Tom Maddox)
Formula 1 @f1tv.bsky.social The home of risk takers, late brakers and history makers ✨ unofficial
COSIC @cosic.bsky.social COSIC provides a broad expertise in digital security and strives for innovative security solutions.
COSIC is headed by Bart Preneel.
https://www.esat.kuleuven.be/cosic/
Malware Unicorn @malwareunicorn.bsky.social @Straiker. Ex-Microsoft. Ex-Meta RedTeam, Ex-Endgame, Ex Fireeye. malwareunicorn.org
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
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
the grugq @thegrugq.bsky.social 
isis agora lovecruft (they/them) @isis.bsky.social anarchist; the bay area’s only hacker; once-upon-a-time theoretical physicist. i might be a cryptographer but i'm not your cryptographer.
helped build tor, signal, zcash, firefox, probably some other things folks use sometimes. 🏳️⚧️
@mikko @mikko.bsky.social Fighting malicious use of technology.
The Citizen Lab @citizenlab.ca We are an academic research unit at the University of Toronto investigating novel threats to democracy, human rights, and global security in the digital ecosystem.
Reuters @reuters.com 
@observadorpt.bsky.social @observadorpt.bsky.social 
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
Ian Miers @secparam.bsky.social UMD CS Prof. Security and applied cryptography. 
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
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Zakir Durumeric @zakird.com Internet Security, Trust, and Safety Researcher. Stanford CS Faculty, Censys Founder and Chief Scientist, ZMap Creator. https://zakird.com/
Runa Sandvik @runasand.bsky.social Founder of Granitt, securing journalists and at-risk people around the world. 
Kenny Paterson @kennyog.bsky.social Bit flipper
Sofia Celi @claucece.bsky.social Proud LatinAmerican. "Legendary quantum lady/cryptographer". Researcher @brave @bristoluni.bsky.social she/they
Nicolas Christin @nc2y.bsky.social Prof. at Carnegie Mellon University. Computer security, online crime, and assorted online seediness. Reformed(?) hacker. Economic migrant.
📍 Pittsburgh, PA, mostly
🕸️ https://www.andrew.cmu.edu/user/nicolasc
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Adriana Porter Felt @apf.bsky.social I like writing silly skeets, but that doesn't pay so I also make Google Chrome. mamá, Eng Director, volunteer at Second Harvest. 🇺🇲🇨🇷
Twitter: @__apf__
Chelsea Komlo @chelseakomlo.bsky.social (Real world) Cryptographer.
chelseakomlo.com for more info. 
Emiliano De Cristofaro @emilianodc.com Professor at UC Riverside, head of SPALab
Home: emilianodc.com
Nick Sullivan @nicksullivan.org Asymmetries in action
Martin Henze @henze.bsky.social Securing industrial networks, one bit at a time. Assistant professor at RWTH Aachen University and research group leader at Fraunhofer FKIE.
Sanchari Das @drsancharidas.bsky.social Assistant Professor at George Mason University | Ph.D. from Indiana University Bloomington | specializing in security, privacy, HCI, AR/VR, and accessibility | Prev Institutions : University of Denver, ParityTech, XRSI, and American Express. 🙏
PET Symposium @pet-symposium.bsky.social Official account of the Privacy Enhancing Technologies Symposium and the Proceedings on Privacy Enhancing Technologies. Next event: PETS 2026
Website: petsymposium.org/
Mastodon: @PET_Symposium@infosec
Alberto Dainotti @albertodainotti.bsky.social Associate Professor @ Georgia Tech working on Internet monitoring and security. He/him.
Director of https://inetintel.org
Father of https://ioda.live — Bsky: @ioda.live
http://mastodon.online/@dainotti
Konrad Rieck 🌈 @rieck.mlsec.org Machine Learning and Security,
Professor of Computer Science at TU Berlin,
Ben Stock @benstock.bsky.social Tenured Faculty @c-i-s-p-a.bsky.social Helmholtz Center for Information Security
@gannimo.bsky.social @gannimo.bsky.social 
Dominik Herrmann @herdom.bsky.social Professor for Computer Science @ Uni Bamberg | privacy, information security, and ethics | teaching nerd | enthusiastic speaker | EN/DE
Elissa Redmiles @eredmil1.bsky.social Faculty @Georgetown, Faculty Associate @BKCHarvard
Digital security, "AI", safety, privacy, S*x W*rk
Prev @MSFTresearch @Meta @umdcs @nsfgrfp @datascifellows
Steven Murdoch @steven.murdoch.is Professor of Security Engineering; Head of UCL Information Security Research Group @sec.cs.ucl.ac.uk; Director Open Rights Group. 🐘 https://mastodon.social/@sjmurdoch 🐦 @sjmurdoch 🌍 https://murdoch.is/
Nikita Borisov @nikitabear.bsky.social 
Michelle Mazurek @mmazurek.bsky.social security, privacy, people
pointy-headed academic, phillies enjoyer
still tomorrow's gonna be another working day / just trying to get some rest
Dave Levin @distributeddave.bsky.social Associate professor and CS Honors chair at Univ. of Maryland. Security researcher. Founder of breakerspace.io
Daniel Gruss @gruss.cc Aka @lavados #InfoSec University Professor @ #TUGraz. #meltdown, #spectre, #rowhammer, cache attacks, sustainable security. Produced a side channel security sitcom. https://gruss.cc https://x.com/lavados https://infosec.exchange/@lavados
Shriram Krishnamurthi @shriram.bsky.social Brown Computer Science / Brown University || BootstrapWorld || Pyret || Racket
I'm unreasonably fascinated by, delighted by, and excited about #compsci #education #cycling #cricket and the general human experience.
David Choffnes @proffnes.discuss.systems.ap.brid.gy Professor in Computer Science at @Northeastern. I work on privacy, IoT, networking, security, and mobile. Avid cyclist and amateur coffee roaster. He/him
[bridged from https://discuss.systems/@proffnes on the fediverse by https://fed.brid.gy/ ]
Adam Aviv @adamaviv.bsky.social Asoc. Prof. of Computer Science at the George Washington University. Mixing Baltimore and Academic... blueskyes?!
Aniket Kate @PurdueCS, @Supra @aniketkate.bsky.social Taking one step at a time in crypto (cryptography and cryptocurrencies both) and privacy
Bill Marczak @billmarczak.org senior researcher at @citizenlab.ca
Ron Deibert @rondeibert.bsky.social Director of The Citizen Lab at the University of Toronto's Munk School of Global Affairs & Public Policy
Author of Chasing Shadows https://chasingshadowsbook.ca/ 
Nicholas Weaver @ncweaver.skerry-tech.com Researcher, Computer Security @ ICSI
Chief Mad Scientist @ Skerry Technologies
Putting the Science in "Mad Science"
Digital, Explainable, and (usually) Adversarial Systems
Looking for employment: CV is here https://skerry-tech.com/cv.html
he/him
Ian Linkletter @linkletter.org Emerging Technology & Open Education Librarian. My work focuses on protecting students from the harms of academic surveillance. I defend freedom of expression, access to information, algorithmic transparency, open privacy, and fair dealing rights.
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
Lorenzo Cavallaro @lcavallaro.bsky.social Pizza, Phrack, and Trustworthy AI for Systems Security at UCL Computer Science
Douglas Stebila @douglas.stebila.ca Cryptography professor at the University of Waterloo
https://www.douglas.stebila.ca/
Kami Vaniea @kaniea.bsky.social Usable Security and Privacy researcher
University of Waterloo @uwaterloo.ca The official Bluesky account of the University of Waterloo. 
N. Asokan @asokan.org Prof. @uwaterloo.ca, Earlier: @csaalto.bsky.social, Founder @haic_fi, @nokia.bsky.social, @IBMResearch, @SyracuseU.bsky.social, @IITKGP. Also https://bsky.app/profile/asokan.org http://mastodon.social/@nasokan, twitter.com/@nasokan, asokan.org/asokan
Clément Canonne @ccanonne.github.io Senior Lecturer #USydCompSci at the University of Sydney. Postdocs IBM Research and Stanford; PhD at Columbia. Converts ☕ into puns: sometimes theorems. He/him.
Diaa @d-diaa.bsky.social PhD Student @UwaterlooCS
Security and Privacy in ML
Coffee Nerd ☕️
https://d-diaa.github.io
Open Technology Fund @opentechfund.bsky.social We advance internet freedom by supporting research, development, & implementation projects that fight censorship, increase privacy, and improve security online.
opentech.fund
The Washington Post @washingtonpost.com Democracy Skies in Blueness
Expresso @jornalexpresso.bsky.social As notícias que lhe dão liberdade para pensar.
The Independent @the-independent.com News, comment and features from The Independent, the world's most free-thinking newspaper.
The Guardian @theguardian.com The need for independent journalism has never been greater. Become a Guardian supporter https://support.theguardian.com
🇺🇸 Guardian US https://bsky.app/profile/us.theguardian.com
🇦🇺 Guardian Australia https://bsky.app/profile/australia.theguardian.com
Tor Project @torproject.org We're a nonprofit defending your privacy and freedom online. Download Tor Browser for protection against surveillance and censorship. http://t.me/TorProject
The Intercept @theintercept.com Fearless, adversarial journalism. Join our newsletter to get our best investigative reporting delivered to you: https://theintercept.com/newsletter/
Internet Archive @archive.org Internet Archive is a non-profit research library preserving web pages, books, movies & audio for public access. Explore web history via the Wayback Machine. 
Freedom of the Press Foundation @freedom.press Protecting, defending public interest journalism in the 21st century.
Donate: freedom.press/donate
Subscribe to our ne🦋sletters: https://freedom.press/newsletters/
Staff, board members and allies in our Starter Packs.
More: linktr.ee/freedomofpress
Signal @signal.org Signal is a nonprofit end-to-end encrypted communications app. Privacy isn’t an optional mode, it’s the way Signal works. Every message, every call, every time. https://signal.org/donate/
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
Bailey 🕸️🕷️🦇 @bkacsmar.bsky.social Assistant Professor at the University of Alberta. Amii Fellow. Human-centered privacy enhanced data science e.g., ML, MPC, PSI, etc.
My group is PUPS, Practical Usable Privacy and Security
https://bkacsmar.github.io//
@floriantramer.bsky.social @floriantramer.bsky.social Assistant professor of computer science at ETH Zürich. Interested in Security, Privacy and Machine Learning.
https://floriantramer.com
https://spylab.ai
@seb-gambs.bsky.social @seb-gambs.bsky.social 
Nicolas Papernot @nicolaspapernot.bsky.social Security and Privacy of Machine Learning at UofT, Vector Institute, and Google 🇨🇦🇫🇷🇪🇺 Co-Director of Canadian AI Safety Institute (CAISI) Research Program at CIFAR. Opinions mine
Tim Roughgarden @timroughgarden.bsky.social Columbia CS professor. Head of Research at a16z crypto. Research on algorithms, game theory, mechanism design, blockchains/web3. Author of Algorithms Illuminated, Twenty Lectures on Algorithmic Game Theory, and Beyond the Worst-Case Analysis of Algorithms.
Sujaya Maiyya @sujaya.bsky.social Assistant professor @ University of Waterloo | Data systems researcher interested in building practical private systems | Enjoy reading novels, playing video games, biking, and painting
Waterloo's David R. Cheriton School of Computer Science @uwcheritoncs.bsky.social The Bluesky account of the David R. Cheriton School of Computer Science. On a computer near you at https://cs.uwaterloo.ca/
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.
Instituto Superior Técnico @istecnico.bsky.social Instituto Superior TÉCNICO is the largest school of Architecture, Engineering, Science and Technology in Portugal, involving a community of 12000+ people on campus 🏛️🇵🇹
tecnico.ulisboa.pt 
Freda Shi @fredashi.bsky.social Assistant Professor & Canada CIFAR AI Chair, University of Waterloo & Vector Institute | Excited about "grounding" in any form | Feeder of 2 🐈 | 🏸, 🏐, 🏂 | she/her
Victor Zhong @vzhong.bsky.social Assistant Prof at University of Waterloo, CIFAR AI Chair at Vector Institute. Formerly UWNLP, Stanford NLP, MSR, FAIR, Google Brain, Salesforce Research via MetaMind
#machinelearning, #nlp
victorzhong.com
Charlie Clarke @claclarke.bsky.social Here for the IR laughs and the NLP fun
Urs Hengartner @uhengart.bsky.social CS prof at University of Waterloo. Interested in security and privacy. 
Ana Crisan @amcrisan.bsky.social Assistant Professor, University of Waterloo. I try to help people make informed decisions with data. #HCI, #Viz, applied #AI/#ML.
Jeffrey Shallit 🇺🇦 @shallit.bsky.social Grumpy old American mathematician and computer scientist, now retired. My Erdös number equals 1. 
Kimon Fountoulakis @kfountou.bsky.social Associate Professor at CS UWaterloo
Machine Learning
Lab: opallab.ca
matt brehmer @mattbrehmer.bsky.social #HCI researcher, assistant professor of computer science at the university of waterloo. previously {tableau | microsoft} research. interested in #visualization and ubietous information experiences. https://mattbrehmer.ca | https://ubixgroup.ca- K Kate Larson @ktlr.bsky.social CS prof at University of Waterloo and Research Scientist at Google DeepMind.
Craig S. Kaplan @isohedral.ca Mathematics, Computer Science, Art, Design, Music, Soup, Pedantry. he/him/anything
Mainly over at @csk@mathstodon.xyz, but happy to follow people here and might check in occasionally.
@mtozsu.bsky.social @mtozsu.bsky.social 
Gautam Kamath @gautamkamath.com Assistant Prof of CS at NYU Courant. Co-EiC of TMLR. My group is The Salon. Privacy, robustness, machine learning.
http://www.gautamkamath.com
Bluesky @bsky.app official Bluesky account (check username👆)
Bugs, feature requests, feedback: support@bsky.app