Location Privacy: Threats and Opportunities. Fernando Pérez-González, and Simon Oya. December 10, 2018. Hong Kong. [Slides]
Talks and Presentations
Tutorials
Conference Presentations
IHOP: Improved Statistical Query Recovery against Searchable Symmetric Encryption through Quadratic Optimization. Simon Oya, and Florian Kerschbaum. In USENIX Security Symposium. August 11, 2022. [Slides]
Hiding the Access Pattern is Not Enough: Exploiting Search Pattern Leakage in Searchable Encryption. Simon Oya, and Florian Kerschbaum. In USENIX Security Symposium. August 11, 2021. [Slides]
Obfuscated Access and Search Patterns in Searchable Encryption. Zhiwei Shang, Simon Oya, Andreas Peter, and Florian Kerschbaum. In Network and Distributed System Security Symposium (NDSS). February 21, 2021. [Slides]
Rethinking Location Privacy for Unknown Mobility Behaviors. Simon Oya, Carmela Troncoso, and Fernando Pérez-González. In IEEE European Symposium on Security and Privacy (EuroS&P). June 17, 2019. Stockholm, Sweden. [Slides]
Is Geo-Indistinguishability What You Are Looking for?. Simon Oya, Carmela Troncoso, and Fernando Pérez-González. In ACM Workshop on Privacy in the Electronic Society (WPES). October 30, 2017. Dallas, Texas (US). [Slides]
Back to the Drawing Board: Revisiting the Design of Optimal Location Privacy-Preserving Mechanisms. Simon Oya, Carmela Troncoso, and Fernando Pérez-González. In ACM SIGSAC Conference on Computer and Communications Security (CCS). October 13, 2017. Dallas, Texas (US). [Slides]
Understanding the Effects of Real-World Behavior in Statistical Disclosure Attacks. Simon Oya, Carmela Troncoso, and Fernando Pérez-González. In International Workshop on Information Forensics and Security (WIFS). February 19, 2015. Atlanta, Georgia (US). [Slides]
Do Dummies Pay Off? Limits of Dummy Traffic Protection in Anonymous Communications. Simon Oya, Carmela Troncoso, and Fernando Pérez-González. In International Symposium on Privacy Enhancing Technologies (PETS). July 16, 2014. Amsterdam, Netherlands. [Slides]
Conference Posters
Filter Design for Delay-Based Anonymous Communication Systems. Simon Oya, Fernando Pérez-González, and Carmela Troncoso. In IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP). March 05, 2017. New Orleans, Louisiana (US). [Poster]
Meet the Family of Statistical Disclosure Attacks. Simon Oya, Carmela Troncoso, and Fernando Pérez-González. In IEEE Global Conference on Signal and Information Processing (GlobalSIP). December 03, 2013. Austin, Texas (US). [Poster]