Sanchari Das
@drsancharidas.bsky.social
430 followers 440 following 44 posts
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. 🙏
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drsancharidas.bsky.social
📢 Excited to share that our replication study on graphical #authentication in AR/VR environments will be presented by Naheem Noah at the SeRIM Workshop, co-located with EuroS&P 2025!

📰 Read the preprint: papers.ssrn.com/sol3/papers....

#AR #VR #CyberSecurity #EuroSP #SeRIM2025
Replication Study: Cross-Country Evaluation of the Recognition-Based Graphical Authentication Scheme in AR and VR Environments
Augmented Reality (AR) and Virtual Reality (VR) Head-Mounted Displays (HMDs) handle sensitive data, necessitating user authentication and posing risks of should
papers.ssrn.com
drsancharidas.bsky.social
Our paper about privacy-preserving propaganda detection tool TRIDENT will be at #PETS2025! 🎉
F1 = 0.80 (gold task), Recall = 0.89
User F1 (post-check) = 0.87
Built with adversarial learning + differential privacy.
#Privacy #Propaganda #NLP #Cybersecurity
@georgemasonu.bsky.social
drsancharidas.bsky.social
📢 Excited to share that I’ll be presenting at #IEEESP2025
Topic: “When Threat Models Fall Short: Designing Security for Underserved and At-Risk Users”
Let’s connect and talk soon!
#CyberSecurity #Privacy #HCI #AI
@georgemasonu.bsky.social
🙏
drsancharidas.bsky.social
🚨 Accepted at #WiSec2025!
Three posters from the CAPS Lab @georgemasonu.bsky.social will be presented:

VeilPIR: Private Info Retrieval in IoT
Multi-signal Smishing Detection
Privacy-Preserving Propaganda Detection

Kudos to all collaborators!
Conference 🔗 wisec2025.gmu.edu
ACM WiSec 2025
wisec2025.gmu.edu
drsancharidas.bsky.social
🕒 The ONLY submission deadline for #CSCW2026 is May 13, 2025 (AoE) - less than a week left!
Join the leading venue for human-centered research on collaboration, AI, equity, and more.

📌 CFP: cscw.acm.org/2026/papers....

All the best to everyone putting in their best!
@acm-cscw.bsky.social
CSCW 2026 - Creative Design
cscw.acm.org
drsancharidas.bsky.social
Student Volunteer applications for #CSCW2025 are OPEN!
Join us, gain experience, & be part of an amazing community. Apply now!

Details:
docs.google.com/document/d/1...
Please share and help spread the word!

Contact Michaela & Garrett (SV Chairs) for any further information!
@acm-cscw.bsky.social
2025 Call for Participation
Student Volunteers wanted! The SV organization is what keeps CSCW running smoothly throughout the conference. SVs are essential, priceless, and form the core of a successful conference! Being an SV o...
docs.google.com
drsancharidas.bsky.social
🗓️ April 22 | 4:30 PM EST
Excited to host the final speaker for Spring 2025 in AIT 690 – Usable Privacy in the Digital Age (Online)
@georgemasonu.bsky.social
Dr. Oshrat Ayalon , Senior Lecturer at the University of Haifa!
Paper link: usenix.org/conference/u...
#Privacy #HCI #ContactTracing #mHealth
drsancharidas.bsky.social
❓Have questions about @acm-cscw.bsky.social #CSCW2026 ’s peer review process? You’re not alone.

The #CSCW2026 committee has shared a new blog post responding to community concerns and proposing a way forward.

🔗 cscw.acm.org/2026/blog/re...

#HCI #PeerReview #Academia #CSCW
CSCW 2026 - Creative Design
cscw.acm.org
drsancharidas.bsky.social
🔍 AIT 690 happening today at 4:30PM EST:
Dr. Alisa Frik (@ucberkeleyofficial.bsky.social) will share insights on smart home surveillance, privacy, & power dynamics in caregiving spaces.
www.usenix.org/conference/s...
#DigitalPrivacy #Surveillance #SmartHomes #UsableSecurity #TechAndSociety
drsancharidas.bsky.social
@georgemasonu.bsky.social faculty at the 2025 CCI Symposium!

Proud to be part of this amazing group driving research in #Cybersecurity, #AI, #NLP, #HCI, and #privacy
📍 Learn more: cyberinitiative.org/events-progr...
drsancharidas.bsky.social
🚨 CSCW October Cycle – Reminder 🚨
Major revision resubmissions are due TOMORROW (April 15, 2025) by midnight AoE! ⏳
If your paper received a major revision decision, make sure to upload your revised manuscript and response letter.
Good luck, & we’re cheering you on!💪
#CSCW2025
@acm-cscw.bsky.social
drsancharidas.bsky.social
Our paper on graphical authentication in AR/VR has been accepted to SeRIM 2025, co-located with IEEE EuroS&P!

Title: "Replication Study: Cross-Country Evaluation..."
Looking forward to presenting our work this summer.

🔗 st.fbk.eu/events/SeRIM...
#EuroSP2025
drsancharidas.bsky.social
@georgemasonu.bsky.social students are innovating against health #misinformation!
At HooHacks 2025, CAPS Lab grad students (Aravind Panchanathan, Aishwarya Balasubramanian, Banudeep Reddy, and Praneeth Ravirala) created Medifact, a browser tool.
Learn more: cec.gmu.edu/news/2025-04...
George Mason students tackle health misinformation at hackathon
George Mason students developed a browser-based tool aimed at improving how users interpret and engage with online health information at a recent hackathon.
cec.gmu.edu
drsancharidas.bsky.social
Excited to host Dr. Renkai Ma – postdoc @vanderbiltusac.bsky.social & incoming faculty @uofcincy.bsky.social – in AIT-690 @georgemasonu.bsky.social.
Dr. Ma will share his research on trust, safety, and user experience in digital spaces.
🗓️ April 8 | 🕒 4:30 PM EST
🔗 renkaima.xyz
drsancharidas.bsky.social
📣 CAPS Lab is proud to host Justin Merhoff (Director of Security @deque.com) for an invited talk today at 2:30PM EST!

Justin will share insights on his experience in industry and for making #cybersecurity

🔗 Learn more: www.linkedin.com/in/justimmer...
#CAPSLab
@georgemasonu.bsky.social
drsancharidas.bsky.social
🚀 Industry friends! I’m helping students in my lab prep for the job market. If you can give a quick 30-min talk (virtual or in person) on navigating careers/job hunting, let me know!

Or just drop your best tips below 🙌
#CareerHelp
drsancharidas.bsky.social
📣 Calling CSCW folks!
Nominations are open for the #CSCW2025 Lasting Impact Award 🏆

Know a paper (10+ yrs old) that shaped your work or the field? Nominate it!
🗓️ Deadline: April 28
🔗 docs.google.com/forms/d/e/1F...

@acm-cscw.bsky.social
drsancharidas.bsky.social
The #CSCW2026 CFP is live! 🎉
This year’s conference dives into how we collaborate, communicate, and live with tech - across work, home, healthcare, art, education, and more.

🗓️ Submit by May 13, 2025

More info: 🔗 cscw.acm.org/2026/papers....

@guofreeman.bsky.social @acm-cscw.bsky.social
CSCW 2026 - Creative Design
cscw.acm.org
drsancharidas.bsky.social
Excited for AIT 690 seminar featuring #CyberSecurity stellars Dr. Filipo Sharevski & Dr. Nalin Arachchilage!
🕓 4:30 PM EST: Inclusive cybersecurity & ethics.
🕔 5:45 PM EST: Privacy in software via serious gaming.
@georgemasonu.bsky.social students are honored! 🙏
#UsablePrivacy
drsancharidas.bsky.social
Excited to speak at #Impact2025 Conference next week!
I’ll be sharing my thoughts on:
🛡️ Building secure, trustworthy systems
💡 Designing user-centered tech
🧠 Balancing innovation wt privacy
More info: www.theimpactconference.com/dr-sanchari-...
#CyberSecurity #Privacy #AI
@georgemasonu.bsky.social
drsancharidas.bsky.social
📢 Working on your #CSCW2025 paper revision?

🗓️ PCS opens April 1 for resubmissions
⏳ Final deadline: April 15

Get ready to upload your revised paper!
🔗 cscw.acm.org/2025/index.p...

@acm-cscw.bsky.social @sukritv.bsky.social
CALL FOR PAPERS – CSCW 2025
cscw.acm.org
drsancharidas.bsky.social
🚀 #CSCW2025 Posters Track is now accepting submissions!
🎯 Share your early-stage research, innovative ideas, & late-breaking work. Engage with leading scholars and spark new discussions!
🗓 Deadline: May 14, 2025 (23:59 AoE)
Submit: new.precisionconference.com
More info: cscw.acm.org/2025/index.p...
PCS
new.precisionconference.com
drsancharidas.bsky.social
🚀 Excited to host @wenzikai.bsky.social as our first guest speaker for Usable Privacy in the Digital Age course @georgemasonu.bsky.social
Dr. Wen is a privacy & security researcher & postdoc VT’s PASTA Lab. 
📍 Details: csis.gmu.edu/pages/seminars.php?id=2025-03-25-seminar
drsancharidas.bsky.social
Our paper to be presented this week at #TEI2025
We conducted interviews with 34 digital educators in #Ireland to explore how they support older adults in developing essential digital skills.
www.researchgate.net/publication/...
@mtu.ie @georgemasonu.bsky.social
#cybersecurity #privacy
https://researchgate.net/publication/38…