Shostack + Associates @shostackassociates.bsky.social Shostack + Associates helps customers deliver better products, faster and with less churn or internal conflict. Our approach focuses on threat modeling as a way to “measure twice, cut once.”
Meredith Whittaker @meredithmeredith.bsky.social President of Signal, Chief Advisor to AI Now Institute 
Katie Drummond @katie-drummond.bsky.social Global Editorial Director at WIRED.
Board member @freedom.press
Speaker at UTA
Aurore Fass @aurore-fass.bsky.social Tenured Researcher @Inria
USENIX Security Artifact Evaluation Co-Chair 2025 & 2026
Web Security & Privacy: JavaScript (in)security, browser extensions
https://aurore54f.github.io
Jaron Mink @jaronmink.bsky.social Asst. Prof. @ ASU | PI @ the http://HappyResearchLab.com | PhD from
UIUC
Secure Human-AI Interaction, Human Factors in Sec
Ursula K. Le Guin @ursulakleguin.com Ursula K. Le Guin (1929-2018) was a celebrated author of novels, children’s books, poetry and essays. This account is managed by her estate.
https://www.ursulakleguin.com/
Eileen Guo @eileenguo.bsky.social Tech features and investigations at @technologyreview.com | proud Los Angeles resident | send me tips (not PR pitches) on Signal: eileenguo.15 | português-español-中文 https://www.technologyreview.com/author/eileen-guo/
MIT Technology Review @technologyreview.com Our in depth reporting on innovation reveals and explains what’s happening now to help you know what’s coming next.
Find our journalists on Bluesky: https://bsky.app/starter-pack/technologyreview.com/3lar7fofuwl2n
Danielle Citron @daniellecitron.bsky.social Professor at the University of Virginia School of Law; Vice President of the Cyber Civil Rights Initiative; #MacFellow; Author of The Fight for Privacy: Protecting Dignity, Identity, and Love in the Digital Age (2022) and Hate Crimes in Cyberspace (2014) 🍋
Emily M. Bender @emilymbender.bsky.social Book: https://thecon.ai
Web: https://faculty.washington.edu/ebender
Alondra Nelson @alondra.bsky.social Scholar, author, policy advisor
Science, Technology, and Social Values Lab
https://www.ias.edu/stsv-lab
Books: The Future of Science is Civic, Auditing AI, The Social Life of DNA, Genetics & the Unsettled Past, Body & Soul, Technicolor
Willie Agnew @willie-agnew.bsky.social Queer in AI 🏳️🌈 | postdoc at cmu HCII | ostem |william-agnew.com | views my own | he/they
Jamie Morgenstern @jamiemmt.bsky.social CS professor at UW, research focus in theory of ML, fairness, and econCS
Jevan Hutson @jevan.bsky.social data privacy/cybersecurity attorney by day, tech law professor/clinic director by night. into data rights, not into data wrongs.
Rachel Hong @rachelhong.bsky.social PhD student at University of Washington
machine learning fairness, algorithmic bias, dataset audits, data privacy, tech policy. she/her
Annual Computer Security Applications Conference @acsacconf.bsky.social One of the longest-running computer security conferences, more infos at: https://www.acsac.org
This year‘s edition:
Annual Computer Security Applications Conference (ACSAC) ACSAC 2025 | December 8-12, 2025 | Waikiki, Hawaii, USA
Adam Shostack :donor: :rebelverified: @adamshostack.infosec.exchange.ap.brid.gy Author, game designer, technologist, teacher.
Helped to create the CVE and many other things. Fixed autorun for XP. On Blackhat Review board.
Books […]
[bridged from https://infosec.exchange/@adamshostack on the fediverse by https://fed.brid.gy/ ]
@soniacarleton.bsky.social @soniacarleton.bsky.social 
Florian Schaub @fschaub.bsky.social Associate Professor, School of Information & CSE, University of Michigan
Schneier on Security @schneier.com An automated feed of posts from Bruce Schneier's blog. https://www.schneier.com/
Lorrie Cranor @lorriecranor.bsky.social 
@kellycaine.bsky.social @kellycaine.bsky.social 
Marshini @ineffablicious.bsky.social Prof at UChicago computer science dept working in HCI and usable privacy and security 
drvotipka @drvotipka.bsky.social @TuftsCS professor. @umdcs Alum. Co-directory of @TSP lab. Interested in usable security in professional contexts.
Personal website: https://www.eecs.tufts.edu/~dvotipka
Lab website: https://tsp.cs.tufts.edu
Jason Hong @jas0nh0ng.bsky.social Professor - Carnegie Mellon University - Human Computer Interaction
Ubiquitous Computing - Usable Privacy and Security - Responsible AI
Co-Founder - Wombat Security (acquired) - FuguUX
Cori Faklaris @heycori1.bsky.social Asst. Prof. at UNC Charlotte researching usable security, privacy, and AI. Director, SPEX research group and UNC Charlotte Cybersecurity Clinic. PhD, CMU HCII. Ex-journo. Cat mom.
Danny Y. Huang @danny-huang.bsky.social NYU professor in usable security & privacy - https://hdanny.org/
Karen Levy @karenlevy.bsky.social Law/tech, surveillance, work, truckers. Faculty Cornell Information Science, Cornell Law / Fellow @NewAmerica / Data Driven: http://tinyurl.com/57v559mv / www.karen-levy.net
Adam Aviv @adamaviv.bsky.social Asoc. Prof. of Computer Science at the George Washington University. Mixing Baltimore and Academic... blueskyes?!
Lea Kissner @leak.bsky.social Security, privacy, respect. Was the Twitter CISO until it was terrible. Now LinkedIn CISO. they/them
Ed Felten @edfelten.bsky.social Co-founder and Chief Scientist at Offchain Labs. Emeritus Professor of Computer Science & Public Affairs at Princeton. Formerly: Deputy US CTO at White House. Currently: husband, dad, concerned American.
Arvind Narayanan @randomwalker.bsky.social Princeton computer science prof. I write about the societal impact of AI, tech ethics, & social media platforms. https://www.cs.princeton.edu/~arvindn/
BOOK: AI Snake Oil. https://www.aisnakeoil.com/
SOUPS @soupsconference.bsky.social The 22nd Symposium on Usable Privacy and Security (SOUPS 2026) will take place on August 23-26, 2026 in Germany. SOUPS brings together an interdisciplinary group of researchers and practitioners in human computer interaction, security, and privacy.
@gdead.bsky.social @gdead.bsky.social Founder (yikes!), supports @heidishmoo each year as she wrangles @shmoocon, totally done with that other site
ShmooCon @shmoocon.bsky.social Jan 10-12, 2025
Washington, D.C.
Less 🫎 Than Ever
This account is mostly used to push information. Got questions? Email us at info @ shmoocon.org.
Hypervisible @hypervisible.blacksky.app Every future imagined by a tech company is worse than the previous iteration…or something like that. 
Paul Pearce @pearce.bsky.social Security Person. UC Irvine Professor. I miss old Twitter. Formerly Georgia Tech and UC Berkeley. https://pearce.prof
Stephen Checkoway @stevecheckoway.bsky.social Associate Professor of Computer Science at Oberlin College. No kings, no nazis, no war.
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)
Jonathan Mayer @mayer.bsky.social Princeton prof and tech + law person. Previously at the Justice Department, Senate, FCC, Stanford, and CalDOJ. Views are solely my own.
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
SwiftOnSecurity @swiftonsecurity.com computer security person. former helpdesk
Emily Stark @estark.bsky.social Encryption, HTTPS, certificates, web security, security UX, software engineering and management, TMI about parenting. Opinions are my own.
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)
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
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
Marcia Hofmann @marciahofmann.com Digital rights lawyer and writer. Former Twitter, Electronic Frontier Foundation, Electronic Privacy Information Center, US-UK Fulbright.
Ben Zhao @ravenben.bsky.social Glaze, Nightshade, & projects to protect human creatives at University of Chicago. Professor @UChicagoCS, MIT TR-35 innovator, ACM Fellow, TIME 100/AI, TED/AI. Most of the time I post as @TheGlazeProject.bsky.social
Alex Gantman @againsthimself.bsky.social 
Sean Peisert @peisert.bsky.social Cybersecurity R&D Lead, @berkeleylab.lbl.gov; Adjunct Professor, UC Davis; Director, @TrustedCI.org the NSF Cybersecurity Center of Excellence. Fmr EiC, IEEE Security & Privacy.
https://infosec.exchange/@peisert
https://www.cs.ucdavis.edu/~peisert/
Mary Ellen Zurko @mzurko.bsky.social CyberSecurity with an emphasis on human use, integration, and impacts. Matron Saint of Usable Security. The only "Mary Ellen Zurko" on the web. 
Deepak Kumar @kumarde.bsky.social I'm a faculty member in Computer Science & Engineering @UCSD, a playwright, a composer, and a lyricist.
Eli Sugarman @elisugarman.bsky.social Personal account. Trust and safety/philanthropy/cyber/tech policy. All views are my own and not those of my employer. Following and re-blueskying(?) =/= endorsement. 
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
Kate Starbird @katestarbird.bsky.social Researcher of online rumors & disinformation. Former basketball player. Prof at University of Washington, HCDE. Co-founder of the UW Center for an Informed Public. Personal account: Views may not reflect those of my employer.
Ariana Mirian @arianamirian.bsky.social I get excited about empirical measurement and improving security. Senior Security Researcher @ Censys, avid birder, views my own | http://arianamirian.com
Ben Adida @benadida.com I lead an incredible team building voting machines everyone can trust. https://voting.works
Optimistic about judicious uses of tech. Systems, security, privacy, cryptography, and the web are my jam.
Previously: Clever, Square, Mozilla, Harvard, MIT.- N Nadia Heninger @nadiaheninger.bsky.social
Kevin Butler @kevinrbbutler.ioc.exchange.ap.brid.gy Professor and chair of computer and information science and engineering at the University of Florida, formerly director of the Florida Institute for Cybersecurity […]
🌉 bridged from ⁂ https://ioc.exchange/@kevinrbbutler, follow @ap.brid.gy to interact
Matt Blaze @mattblaze.federate.social.ap.brid.gy Scientist, safecracker, etc. McDevitt Professor of Computer Science and Law at Georgetown. Formerly UPenn, Bell Labs. So-called expert on election security and […]
🌉 bridged from ⁂ https://federate.social/@mattblaze, follow @ap.brid.gy to interact
Dan Wallach @dwallach.discuss.systems.ap.brid.gy AI Security Resident, RAND Center for AI, Security, and Technology (CAST); Professor Emeritus, Rice University, Department of Computer Science
🌉 bridged from ⁂ https://discuss.systems/@dwallach, follow @ap.brid.gy to interact
Seny Kamara @senykamara.com I design encryption algorithms for a living but am a Hip Hop scholar at heart. Former CS professor at Brown & research scientist at Microsoft. I currently lead research at MongoDB. I think about how data, algorithms, power and culture intersect
Anna Lysyanskaya @annalysyanskaya.bsky.social www.cs.brown.edu/~anna
CS Prof @ Brown. Cryptography, especially privacy-preserving protocols, such as anonymous credentials. she/her
American, originally from Ukraine.
Jon Eisenberg @jeisenberg.bsky.social computing tech & policy @ National Academies of Sciences, Engineering, and Medicine- S Steve Bellovin @stevebellovin.bsky.social
Chris Kanich @kaytwo.org I get unreasonably excited about Chicago, cybersecurity, education, and local impact.
https://kaytwo.org
@carmelatroncoso.bsky.social @carmelatroncoso.bsky.social 
danah boyd @zephoria.bsky.social STS researcher who likes to look at things sideways. Founded Data & Society.
Topics: Census | Youth | Data | Society
Professor of Communication, Cornell
https://made-not-found-by-danah-boyd.ghost.io
Georgetown Law @georgetownlaw.bsky.social The official Bluesky account of Georgetown University Law Center
"Law is but the means, justice is the end."
www.law.georgetown.edu
Paul Ohm @paulohm.bsky.social Lawprof Georgetown / Emacs and org-mode
The Privacy Center @georgetownprivacy.bsky.social The Privacy Center at Georgetown Law
law.georgetown.edu/privacy-technology-center/
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
Amy Zhang @axz.bsky.social Associate professor of social computing at UW CSE, leading @socialfutureslab.bsky.social
social.cs.washington.edu
Kimberly Ruth @kcruth.bsky.social Security and privacy researcher, PhD student at Stanford CS. 🐘 @kcruth@infosec.exchange
Yuriy Brun @yuriybrun.bsky.social Professor at the University of Massachusetts Amherst
https://people.cs.umass.edu/~brun/
DEF CON @defcon.bsky.social The world’s premier hacker conference. Serving the global hacker community since 1993.
Defcon.org
Forum.defcon.org
Defcon.social
Collins Munyendo @collinsmunyendo.bsky.social Postdoc at UC Berkeley and Incoming Asst Prof of CS at NUS
Human factors in computer security and privacy
https://collinsmunyendo.github.io/
Sauvik Das @sauvik.me I work on human-centered {security|privacy|computing}. Associate Professor (w/o tenure) at @hcii.cmu.edu. Director of the SPUD (Security, Privacy, Usability, and Design) Lab. Non-Resident Fellow @cendemtech.bsky.social
@kaimingcheng.bsky.social @kaimingcheng.bsky.social 
Alexis Hiniker @alexishiniker.bsky.social Associate Professor of HCI at @uwischool.bsky.social studying exploitative designs in children's tech and building a better future with my fantastic PhD students. http://alexishiniker.com
Aylin Kamelia Caliskan @aylincaliskan.bsky.social https://faculty.washington.edu/aylin
Computer scientist • Prof @UWischool & @UWcse
Co-Director @TechPolicyLab • Nonresident Senior Fellow @BrookingsInst
AI & Societal Impacts: Ethics in NLP • Multimodal ML • CV • Human-AI Collaboration
Tanusree Sharma @tanusrees.bsky.social Assistant professor @penn_state . Ph.D @UofIllinois . Usable Security, Trust, Decentralized Governance . Formerly @Google, @maxplanckpress . tanusreesharma.github.io
Karola Marky @yon-juni.bsky.social Professor CS@RUB, Digital Sovereignty
LlamaIndex @llamaindex.bsky.social Build AI agents over your documents
@lucysimko.bsky.social @lucysimko.bsky.social Security and privacy researcher. Assistant professor of CS at Barnard college. Previously at GWU, UW. She/her.
James Landay @jlanday.bsky.social Professor of Computer Science, Stanford - HCI & Design, Co-Founder & Co-Director Stanford HAI @stanfordhai.bsky.social
Helger Lipmaa @helger.bsky.social Cryptography professor at the University of Tartu, Estonia. Zero-Knowledge. SNARKs. 
Apu Kapadia @apukapadia.bsky.social Professor of Computer Science at Indiana University Bloomington. Usable privacy and security, especially with online photo sharing.- S Steve Myers @steveam.bsky.social Cryptographer, skier, runner, cyclist, trying to learn piano.
Emery Berger @emeryberger.bsky.social Professor, Computer Science, UMass; Amazon Scholar. I work on programming languages & systems, among other things. http://PLASMA-UMass.org, http://github.com/plasma-umass, http://CSrankings.org, http://github.com/emeryberger. ACM Fellow. 
Joe Calandrino @jcalandrino.bsky.social 
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
Karl @dr.supersat.phd KY0LO. Recovering hackademic. He/Him.
Giancarlo Pellegrino @gianko.bsky.social Faculty at CISPA.
Dan Grossman @dangrossmanseattle.bsky.social 
Zakir Durumeric @zakird.com Internet Security, Trust, and Safety Researcher. Stanford CS Faculty, Censys Founder and Chief Scientist, ZMap Creator. https://zakird.com/
@lujobauer.bsky.social @lujobauer.bsky.social 
@earlence.bsky.social @earlence.bsky.social (Assistant) Professor at @UCSanDiego. I hacked a Stop sign once, and it is now in a museum. Also hacked a bicycle. I mostly spend my time building stuff though.
Serge Egelman @v0max.bsky.social Scientist. Dir. of Usable Security & Privacy at the International Computer Science Institute (icsi.berkeley.edu). Founder, AppCensus (appcensus.io). All opinions are those of his employer(s), and not his own.
https://www.guanotronic.com/~serge/