Prof. Konstantin Beznosov
LERSSE founder and director

Vaghul Sivakumar
Undergraduate Research Volunteer

LERSSE is hiring new graduate students.


Postdoctoral Fellows

  1. Dr. Nalin Asanka, Associate Lecturer at University of New South Wales, Australia.
  2. Dr. Hyoungshick Kim, 2013, Assistant Professor, Department of Computer Science and Engineering, College of Information and Communication Engineering, Sungkyunkwan University, Republic of Korea.
  3. Dr. Kirstie Hawkey, 2010, Assistant Professor in Computer Science, Dalhousie University, NS, Canada.
  4. Dr. Kasia Muldner, 2008, Assistant Professor, Institute of Cognitive Science at Carleton University, Canada.


  1. Dr. Yue Huang, 2023, dissertation “Toward investigating users’ understanding, concerns, and strategies regarding private information sharing”
  2. Dr. Masoud Mehrabi-Koushki, 2022, dissertation “Toward understanding and improving the user experience with smartphone physical security“.
  3. Dr. Borke Obada-Obieh, 2022, dissertation “Security and privacy challenges of using technology in personal, professional, and involuntary relationships“.
  4. Dr. Artemij Voskobojnikov, 2021, dissertation “Towards Understanding and Improving the Crypto-Asset User Experience“.
  5. Dr. Primal Wijesekera (co-supervised with Serge Egelman, ICSI), 2018, dissertation “Contextual Permission Models for Better Privacy Protection“.
  6. Dr. Ildar Muslukhov, 2018, dissertation “Analysis of Data-At-Rest Security In Smartphones“.
  7. Dr. Yazan Boshmaf (co-supervised with Matei Ripeanu), 2015, dissertation “Security Analysis of Malicious Socialbots on the Web“, Software Engineer at Hootsuite Labs, Canada.
  8. Dr. Pooya Jaferian, 2014, dissertation “User-centered design of identity and access management systems“, Engineering at Twilio Segment, Canada.
  9. Dr. San-Tsai Sun, 2013, dissertation “Towards Improving the Usability and Security of Web Single Sign-On Systems“, Advanced Security Engineer at Staples.
  10. Dr. Qiang Wei, 2009, dissertation “Towards Improving the Availability and Performance of Enterprise Authorization Systems“, VP of IT, China Construction Bank (CCB) International, Hong Kong.

Master of Applied Science (with refereed academic publications and thesis)

  1. Azadeh Mokhberi, 2023, thesis “Towards understanding trust, privacy, and safety management among Facebook Marketplace users”.
  2. Salma Kashani (co-supervised with Matei Ripeanu), 2019, thesis “Privacy on Social Networking Sites Among Canadian Teenagers“.
  3. Lina Qiu, 2018, thesis “Advancing the Understanding of Android Unlocking and Usage“.
  4. Wali Usmani (co-supervised with Ivan Beschastnikh), 2017.
  5. Sadegh Torabi, 2016, thesis “Towards understanding users’ motivation to share health information on Facebook“, Ph.D. student at Concordia University.
  6. Ivan Cherapau, 2015, thesis “Towards understanding how Touch ID impacts users’ authentication secrets selection for iPhone lock“.
  7. Hootan Rashitan, 2014, thesis “Towards understanding how users decide about friendship requests in Online Social Networks,” Ph.D. student at UBC.
  8. Andreas Sotirakopoulos, 2011, thesis “Influencing User Password Choice Through Peer Pressure,”   Software Engineer and Systems Administrator, VoiceWeb.
  9. Sara Motiee, 2011, thesis “Towards Supporting Users in Assessing the Risk in Privilege Elevation,” Engineering Manager at Facebook.
  10. Kyle Zeeuwen (co-supervised with Matei Ripeanu), 2011, thesis “Optimizing Re-Evaluation of Malware Distribution Networks,” Software Engineer at Sophos.
  11. Fahimeh Raja, 2011, thesis “Towards Improving the Usability of Personal Firewalls,” Director of Engineering at Microsoft.
  12. Pranab Kini, 2010, “Towards Improving the Performance of Enterprise Authorization Systems using Speculative Authorization,” Group Product Manager, Head of supplier integration+appliances at Wayfair.
  13. Wesam Darwish, 2009, “Analysis of ANSI RBAC Support in Commercial Middleware,” Global Business Strategy and Offerings Leader at Microsoft.
  14. Rodrigo Werlinger, 2008, “Challenges, Collaborative Interactions, and Diagnosis Performed by IT Security Practitioners: An Empirical Study,” IT consultant, Telefonica Chile, formerly CTC (Company de Telefonos de Chile).
  15. Yong (James) Song, 2004, “Multiple-Channel Security Model and Its Implementation over SSL,” Database Engineer at Datawave Services Inc.

Exchange Ph.D. students

  1. Yingting Chen, 2022, The University of Tokyo, Japan.
  2. Muhammad Ali Fauzi, 2022, The Norwegian University of Science and Technology.
  3. Mohammad Tahaei, 2020, The University of Edinburgh, United Kingdom.
  4. Ahmed Mahfouz, 2015, Minia University, Egypt.

Exchange Masters Students

  1. Guillaume Humbert, 2022, ENSICAEN, France.
  2. Andrea Cuadros, 2015, “Android Rooting Methods,” Universitat Politecnica de Catalunya, Barcelona, Spain.
  3. Fabrizio Monticelli, 2008, “Creation and Evaluation of SQL Injection Security Tools,” Italy.
  4. Dr. Mathias Kohler, 2005, “A Method for Assessing the Trustworthiness of an Entity by Cooperating Authorities,” Germany.

Master of Engineering (no thesis)

  1. Kai X, 2010. Developer at Electronic Arts, Canada.
  2. Kartik Markandan, 2008, graduation project “A Study of Security Administration Errors,” Analyst with the Government of Canada.
  3. Ming-Che (Johnson) Tsai, 2006, “SaamViz – Visualizer for SAAM,” Software Engineer with Electronic Arts.
  4. Johnson Lee, 2006, “Promising Developments in Key Management for Wireless Sensor Networks,” Project Manager, CGTV Games.

Undergraduate Exchange Students

  1. Paola Vargas Rodríguez, 2023, Mitacs exchange student, Universidad de Antioquia, Universidad EAN, Columbia.
  2. Jintao Huang, 2023, Mitacs exchange student, Huazhong University of Science and Technology, China.
  3. Marcela Alejandra Elizondo Rojas, 2023, Mitacs exchange student, Universidad de Monterrey, Mexico.
  4. Max Conti, EPFL, 2022, spring exchange student, Switzerland.
  5. Lucas Clement, ENSICAEN, 2019, summer exchange student, France.

Undergraduate UBC Students

  1. Luyang (James) Jiang, 2023 volunteer.
  2. Oliver Zheng, USRA, 2009 summer student, Software Development Engineer, Microsoft.
  3. Levi Stoddard, USRA, 2009 summer student.
  4. André R. Gagné, 2008.
  5. Jeanette Tsang, 2005, volunteer.