The following is the schedule for WPES 2015. If you have any questions or concerns, please contact the organizers at

9:00 ~ Opening Remarks

Workshop co-chair ~ Rob Jansen

9:15-10:25 ~ Web and Social Network Privacy

Session chair ~ Rob Jansen

  • 9:15 ~ On the Privacy Practices of Just Plain Sites
    Alyssa Phung Au (University of Pittsburgh School of Law); Amirhossein Aleyasen (University of Illinois Urbana, IL); Oleksii Starov (Stony Brook University Stony Brook, NY); Allan Schiffman (Commerce Net Palo Alto, CA); Jeff Shrager (Commerce Net Palo Alto, CA)

  • 9:40 ~ Known Unknowns: An Analysis of Twitter Censorship in Turkey
    Rima S. Tanash (Rice University); Zhouhan Chen (Rice University); Tanmay Thakur (University of Houston); Dan S. Wallach (Rice University); Devika Subramanian (Rice University)

  • 10:05 (Short Paper) ~ Inferring Unknown Privacy Control Policies in a Social Networking System
    Amirreza Masoumzadeh (SUNY Albany)

10:25-11:10 ~ Coffee

11:10-12:20 ~ Mobile and Location Privacy

Session chair ~ Nicholas Hopper

  • 11:10 ~ On the Unicity of Smartphone Applications
    Jagdish Prasad Achara (Inria); Gergely Acs (Inria); Claude Castelluccia (Inria)

  • 11:35 ~ Strengthening Authentication with Privacy-Preserving Location Verification of Mobile Phones
    Jan Camenisch (IBM Research - Zurich); Diego A. Ortiz-Yepes (IBM Research - Zurich); Franz-Stefan Preiss (IBM Research - Zurich)

  • 12:00 (Short Paper) ~ The Same-Origin Attack against Location Privacy
    George Theodorakopoulos (Cardiff University)

12:20-2:00 ~ Lunch

2:00-3:15 ~ Communications Privacy I

Session chair ~ Aniket Kate

  • 2:00 ~ Notions of Deniable Message Authentication
    Marc Fischlin (Technische Universität Darmstadt, Germany); Sogol Mazaheri (Technische Universität Darmstadt, Germany)

  • 2:25 ~ Sybil-resistant pseudonymization and pseudonym change without trusted third parties
    Martin Florian (Karlsruhe Institute of Technology); Johannes Walter (Karlsruhe Institute of Technology); Ingmar Baumgart (Karlsruhe Institute of Technology)

  • 2:50 ~ Rook: Using Video Games as a Low-Bandwidth Censorship Resistant Communication Platform
    Paul Vines (University of Washington); Tadayoshi Kohno (University of Washington)

3:15-4:00 ~ Break

4:00-4:45 ~ Communications Privacy II

Session chair ~ Damon McCoy

  • 4:00 ~ Privately (and unlinkably) exchanging messages using a public bulletin board
    Jaap-Henk Hoepman (Radboud University)

  • 4:25 (Short Paper) ~ Towards Measuring Resilience in Anonymous Communication Networks
    Fatemeh Shirazi (KU Leuven, iMinds); Claudia Diaz (KU Leuven, iMinds); Joss Wright (Oxford Internet Institute University of Oxford)

4:45-5:00 ~ Short Break

5:00-6:15 ~ Privacy-Preserving Data Analysis

Session chair ~ Aaron Johnson

  • 5:00 ~ A High-Throughput Method to Detect Privacy-Sensitive Human Genomic Data
    Vinicius V. Cogo (University of Lisbon); Alysson Bessani (University of Lisbon); Francisco M. Couto (University of Lisbon); Paulo Verissimo (University of Luxembourg)

  • 5:25 ~ Privacy-preserving User Matching
    Paolo Gasti (New York Institute of Technology); Kasper Rasmussen (University of Oxford)

  • 5:50 ~ UnLinked: Private Proximity-based Off-line OSN Interaction
    Sky Faber (University of California: Irvine); Ronald Petrlic (Commissioner for Data Protection Baden-Württemberg); Gene Tsudik (University of California: Irvine)