🌶 David Gray Widder @davidthewid.bsky.social Assistant Prof at UT Austin's iSchool.
Big Tech, political economy, AI hype, AI in War
trying to help computer ppl think more critically about computer, including me
exCornell/CMU/NASA/MSR/IntelLabs.
davidwidder.me
Jake Chanenson @jchanenson.bsky.social I spend my time thinking and writing about HCI + privacy and tech policy.
PhD student @UChicago; formerly a research intern at Google in Privacy, Safety and Security.
Zane Xu @zanexu.info PhD student at NJIT | Human-centered security & privacy | @spur.science
zanexu.info
sarah radway @sarahradway.bsky.social sec & privacy PhD student
https://sites.harvard.edu/sarah-radway/
Jen King @kingjen.bsky.social Expert of data privacy, algo manipulation (dark patterns), & artificial intelligence. Privacy & Data Policy Fellow, Stanford HAI. Outdoors fanatic and nuts enough to swim in the SF bay. I bleed blue & gold (Berkeley I-School). Former trust & safety Yahoo!- S saschafahl @saschafahl.bsky.social Faculty@CISPA; Empirical Security
Patrick Gage Kelley @pgk.bsky.social Researcher in privacy and safety online.
Lead Trust & Safety Research at Google
Actually an artist, writer, scholar.
Say hi.
Oshrat Ayalon @oshrata.bsky.social 
Ananta Soneji @anantasoneji.bsky.social PhD, Human Factors in Cybersecurity
Current: SEFCOM, ASU
Ex: MPI-SWS, Sage Bionetworks
Warda Usman @wardausman.bsky.social 
yuxi 👩🏻🏫 @yuxiwu.com privacy, design, hiking, photography
postdoc @ northeastern khoury
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
Veelasha Moonsamy @veelasha.bsky.social Professor | HGI | Excellence Cluster CASA | Ruhr University Bochum 🇩🇪
Guest Researcher | Radboud University 🇳🇱
IoT/mobile security & privacy researcher
Sofia Celi @claucece.bsky.social Proud LatinAmerican. "Legendary quantum lady/cryptographer". Researcher @brave @bristoluni.bsky.social she/they
Matthew Green @matthewdgreen.bsky.social I teach cryptography at Johns Hopkins. https://blog.cryptographyengineering.com
Nina Gerber @ninag72.bsky.social Human-centered security & privacy researcher at TU Darmstadt
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.
Mildly Aggrieved Scientist @stuartschechter.bsky.social Stuart Schechter
https://stuartschechter.org/
https://mastodon.social/@MildlyAggrievedScientist
James Nicholson @nicholson.phd Associate Professor of Human-Centred Cybersecurity at Northumbria University, UK || Publications: https://scholar.google.com/citations?hl=en&user=knEVzDMAAAAJ
Lorrie Cranor @lorriecranor.bsky.social 
Smirity Kaushik @smirity.bsky.social PhD @UIUC| ex-Visiting Researcher #MPI_SP| Trust & safety research for at-risk x HCI x user privacy x tech policy| ex-Privacy Consultant @EY
Sophie Stephenson @sophiestephenson.me PhD candidate at @uwmadison.bsky.social studying interpersonal security & privacy. Website: sophiestephenson.me
Cover photo by neilbat.es
Jaron Mink @jaronmink.bsky.social Asst. Prof. @ ASU | PI @ the http://HappyResearchLab.com | PhD from
UIUC
Secure Human-AI Interaction, Human Factors in Sec
Thomas Ristenpart @ristenpart.bsky.social Professor at Cornell Tech. Co-founder of Clinic to End Tech Abuse. Computer security, tech abuse, cryptography.
https://rist.tech.cornell.edu/
Karola Marky @yon-juni.bsky.social Professor CS@RUB, Digital Sovereignty
Florian Schaub @fschaub.bsky.social Associate Professor, School of Information & CSE, University of Michigan
meira gilbert @meira-g.bsky.social meiragilb.github.io
PhD student studying privacy, surveillance, HCI
University of Washington Information School
she/her
@soniacarleton.bsky.social @soniacarleton.bsky.social 
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.
J. Nathan Matias @natematias.bsky.social I work with communities on citizen science for safer, fairer digital environments. Founder: Citizens & Technology Lab. Assoc Prof, Communication, Cornell · Guatemalan-American · Ultracyclist
🐘@natematias@social.coop
natematias.com
citizensandtech.org
ACM CSCW @acm-cscw.bsky.social ACM Conference on Computer Supported Cooperative Work & Social Computing. CSCW 2026 will be in Salt Lake City, Utah from October 10–14, 2026: https://cscw.acm.org/2026/.
Follow our community using our Starter Pack: https://go.bsky.app/SPumuMT
Joseph Seering @josephseering.bsky.social Assistant Prof at KAIST School of Computing. HCI, AI, T&S.
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. 🙏
Tanusree Sharma @tanusrees.bsky.social Assistant professor @penn_state . Ph.D @UofIllinois . Usable Security, Trust, Decentralized Governance . Formerly @Google, @maxplanckpress . tanusreesharma.github.io
Wentao Guo @wentaoguo.bsky.social PhD student at UMD researching human-centered security and privacy for professionals. Excited to join the University of Georgia as a new assistant professor starting Fall 2027!
Also climate advocate, swimmer, and musician.
wentaoguo.com
Adryana H. @awyrm.bsky.social PhD student at GWU, security, privacy, and disability justice | fake philosopher | any pronouns, she/her is fine
a-wyrm.github.io
ACM SIGCHI @acm-sigchi.bsky.social Official account for ACM's Special Interest Group on Computer-Human-Interaction (HCI). Runs 28 conferences (including @chi.acm.org), 80+ chapters, and more.
Carolina Carreira @carolinacarreira.bsky.social PhD Student in CMU in Societal Computing
Mahmood Sharif @mahmoods01.bsky.social S&P researcher. SCS@TAU.
Phani Vadrevu @pvadrevu.bsky.social Faculty member at LSU. Research interests in web security.
https://www.phanivadrevu.com/
Osnat (Ossi) Mokryn @ossimokryn.bsky.social In between two worlds:
— ACM IUI SC Chair, researches human-AI collaboration, emotions, and absences.
— Network science and temporal networks (code for temporal random networks - https://github.com/ScanLab-ossi/DynamicRandomGraphs)
Zubair Shafiq @zubair-shafiq.bsky.social prof @ucdavis; privacy + measurement researcher; outdoor enthusiast; anda-shami lover
CMU Human-Computer Interaction Institute @hcii.cmu.edu We apply HCI methods to solve real-world problems. We are the Human-Computer Interaction Institute at Carnegie Mellon University. #cmuhcii
🔴 https://hcii.cmu.edu/
Elijah Bouma-Sims @elijahboumasims.bsky.social Ph.D. Student at Carnegie Mellon University in Societal Computing, NCSU C/O 2021. I do research on usable security and privacy with a focus on scams.
https://elijahboumasims.com
Ian Miers @secparam.bsky.social UMD CS Prof. Security and applied cryptography. 
Zakir Durumeric @zakird.com Internet Security, Trust, and Safety Researcher. Stanford CS Faculty, Censys Founder and Chief Scientist, ZMap Creator. https://zakird.com/
Ben Stock @benstock.bsky.social Tenured Faculty @c-i-s-p-a.bsky.social Helmholtz Center for Information Security
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/
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
Rakibul Hasan @rakib062.bsky.social Privacy, safety, and human rights. Assistant professor of Computer Science at ASU. https://persue-lab-asu.github.io/- H Cori Faklaris (follow me @corifaklaris.com) @heycori.bsky.social I have claimed this username because I am known as "heycori" on other sites. Follow my main account here @corifaklaris.com
Peter Mayer @securitycapybara.bsky.social Human-centred cybersecurity & privacy faculty at University of Southern Denmark
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
Jessica Vitak @vitak.bsky.social She/her. Professor at University of Maryland's iSchool. Former director of HCIL. Steering Committee Chair-Elect for CSCW. Research: privacy, surveillance, data ethics. https://jessicavitak.com
Come for the academic expertise. Stay for the cookie content.
Daniel Zappala @zappala.bsky.social human-centered security research at BYU
@primalwije.bsky.social @primalwije.bsky.social 
Jeremy Epstein @jeremyepstein.bsky.social Former WH OSTP privacy guy. NSF SaTC (cybersecurity and privacy) lead for a decade, now trying to figure out what's next. Dad, grandfather. Personal account, nothing official here.
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- Y Yoshi Kohno @yoshikohno.bsky.social Computer security & privacy research, Georgetown University, he/him
Apu Kapadia @apukapadia.bsky.social Professor of Computer Science at Indiana University Bloomington. Usable privacy and security, especially with online photo sharing.
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
Kami Vaniea @kaniea.bsky.social Usable Security and Privacy researcher
Eran Toch @eranto.bsky.social I invent new technologies and user experiences for privacy & human-AI interaction. Prof of Engineering at TAU.
Franzi Roesner @franziroesner.bsky.social Professor (computer security and privacy, broadly construed) in the Allen School of CSE at the University of Washington. Also spend my time on parenting, reading, exercising, and writing poetry. She/her.
https://www.franziroesner.com
Collins Munyendo @collinsmunyendo.bsky.social Postdoc at UC Berkeley and Incoming Asst. Prof at NUS
Human factors in computer security and privacy
https://collinsmunyendo.github.io/
@lujobauer.bsky.social @lujobauer.bsky.social 
Irwin Reyes @irwinreyes.com Principal Research Engineer at Two Six Technologies
I do monkey business in the mobile+network privacy and security space
https://irwinreyes.com
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
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
Marshini @ineffablicious.bsky.social Prof at UChicago computer science dept working in HCI and usable privacy and security 
Danny Y. Huang @danny-huang.bsky.social NYU professor in usable security & privacy - https://hdanny.org/
Miranda Wei @mirandawei.bsky.social recent @uwcse phd grad. digital security, privacy, safety, and how all of the above are sociotechical. she/they.
Jose Such @josesuch.bsky.social Research Professor at the Spanish National Research Council (CSIC). Head of Human-Centred & AI Security, Ethics and Privacy Lab - https://hasp-lab.github.io
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//
Woodrow Hartzog @hartzog.bsky.social Andrew R. Randall Professor of Law at Boston University School of Law. Author of "Privacy's Blueprint" (2018) and co-author of "Breached!" (2022). Posting mainly about privacy, tech and the law.
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. 
Adam Aviv @adamaviv.bsky.social Asoc. Prof. of Computer Science at the George Washington University. Mixing Baltimore and Academic... blueskyes?!
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/
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