CISPA Hemlholtz for Info. Sec.
Stuhlsatzenhaus 5
66123 Saarbrücken, Germany
Email:fname[.]lname[@]cispa[.]de

NEWS

Apr 30, 2024:
Invited to online research talk at Texas A&M

Apr 10, 2024:
Invited Victor Le Pochat from KU Leuven to research talk at CISPA

Feb 24, 2024:
Invited to online research talk at University of New Mexico

Feb 08, 2024:
C-Frame paper accepted to IEEE S&P

Dec 09, 2023:
Conning the Crypto conman paper accepted to IEEE S&P

Nov 26, 2023:
Attending ACM CCS'23 , Copenhagen, Denmark

Nov 07, 2023:
Invited to research talk at Tulane University

See archived news

Publications (Published Peer-reviewed conferences)

For complete lists of scholary work besides published work - (i) under review at conferences, (ii) in-pipeline to submissions and (iii) rejected papers, please refer by CV page.

  1. Protected Designation of Origin -- An Analysis of Efficacy in Regional Filter Lists
    Christian Böttger, Nurullah Demir, Jan Hörnemann, Bhupendra Acharya, Norbert Pohlmann,
    Thorsten Holz, Matteo Grosse-Kampmann, Tobias Urban
    Proceedings of The 25th Privacy Enhancing Technologies Symposium (PETS)
    Washington, DC, USA, 2025.

  2. The Imitation Game: Exploring Brand Impersonation Attacks on Social Media Platforms
    Bhupendra Acharya, Dario Lazzaro, Efren Lopez Morales, Adam Oest, Muhammad Saad,
    Antonio Emanuele Cinà, Lea Schönherr, Thorsten Holz
    Proceedings of The 33rd USENIX Security Symposium (USENIX Security)
    Philadelphia, PA, USA, 2024.
    PDF

  3. C-FRAME: Characterizing and Measuring in-the-wild CAPTCHA Attacks
    Hoang Dai Nguyen, Karthika Subramani, Bhupendra Acharya, Roberto Perdisci, Phani Vadrevu
    Proceedings of The 45th IEEE Symposium on Security and Privacy (IEEE S&P)
    San Francisco, CA, May 2024.
    PDF

  4. Conning the Crypto Conman: End-to-End Analysis of Cryptocurrency-based Technical Support Scams
    Bhupendra Acharya, Muhammad Saad, Antonio Emanuele Cinà, Lea Schönherr, Hoang Dai Nguyen, Adam Oest, Phani Vadrevu, Thorsten Holz
    Proceedings of The 45th IEEE Symposium on Security and Privacy (IEEE S&P)
    San Francisco, CA, May 2024.
    PDF

  5. A Human in Every APE: Delineating and Evaluating the Human Analysis Systems of Anti-Phishing Entities
    Bhupendra Acharya, Phani Vadrevu
    Proceedings of The 19th Conference on Detection of Intrusions and Malware & Vulnerability Assessment (DIMVA)
    Cagliari, Italy, Jun 29-Jul 1, 2022
    PDF

  6. PhishPrint:Evading Phishing Detection Crawlers by Prior Profiling
    Bhupendra Acharya, Phani Vadrevu
    Proceedings of The 30th USENIX Security Symposium (USENIX Security)
    Vancouver, BC, Canada, Aug 11-13, 2021
    PDF