IMDEA Networks
Publications
Prompt like a Butterfly, Sting like a Tracker: A Privacy Analysis of Web and Mobile Conversational AI Agents
Guilherme Oliveira, Miguel Sanchez, Juan Manuel De Santa Olalla Gómez, Roi Sánchez, Tautvydas Jackevicius, Jorge Garcia-Herrero, Aniketh Girish, Guillermo Suarez-Tangil, Narseo Vallina-Rodríguez
Privacy Enhancing Technologies Symposium (was International Workshop of Privacy Enhancing Technologies). Delft, The Netherlands. July 2027
The Agent in the Middle: A Security and Privacy Analysis of Android AppFunctions
Tautvydas Jackevicius, Aniketh Girish, Vinuri Bandara, Guillermo Suarez-Tangil, Juan Tapiador, Narseo Vallina-Rodríguez
Privacy Enhancing Technologies Symposium (was International Workshop of Privacy Enhancing Technologies). Delft, Netherlands. July 2027
Sweat, Sync, and Exposure: A Privacy Analysis of Interoperable Health and Fitness Ecosystems in Android
Aniketh Girish, Johanna T Gunawan, Srdjan Matic, Joel Reardon, Juan Tapiador, Narseo Vallina-Rodríguez
Privacy Enhancing Technologies Symposium (was International Workshop of Privacy Enhancing Technologies). Delft, The Netherlands. July 2027
Bridges to Self: Silent Web-to-App Tracking on Mobile via Localhost
Tim Vlummens, Aniketh Girish, Nipuna Weerasekara, Frederik Zuiderveen Borgesius, Acar Gunes, Narseo Vallina-Rodríguez
Usenix Security Symposium. Baltimore, MD, USA. August 2026
Fakeium: A dynamic execution environment for JavaScript program analysis
José Miguel Moreno, Narseo Vallina-Rodríguez, Juan Tapiador
SoftwareX. 10.1016/j.softx.2025.102301.. Volume 31 , Elsevier. ISSN: 2352-7110. August 2025
The Effect of Platform Policies on App Privacy Compliance: A Study of Child-Directed Apps
Noura Alomar, Joel Reardon, Aniketh Girish, Narseo Vallina-Rodríguez, Serge Egelman
Proceedings on Privacy Enhancing Technologies 2025. July 2025
Tracking Without Borders: Studying the Role of WebViews in Bridging Mobile and Web Tracking
Nipuna Weerasekara, Jose Miguel Moreno, Srdjan Matic, Joel Reardon, Juan Tapiador, Narseo Vallina-Rodríguez
Privacy Enhancing Technologies Symposium (was International Workshop of Privacy Enhancing Technologies). Washington, DC, USA. July 2025
Your Signal, Their Data: An Empirical Privacy Analysis of Wireless-scanning SDKs in Android
Aniketh Girish, Joel Reardon, Juan Tapiador, Srdjan Matic, Narseo Vallina-Rodríguez
Privacy Enhancing Technologies Symposium (was International Workshop of Privacy Enhancing Technologies). Washington, DC, USA. July 2025
Beneath the surface: An analysis of OEM customizations on the Android TLS protocol stack
Vinuri Bandara, Stijn Pletinckx, Ilya Grishchenko, Christopher Kruegel, Giovanni Vigna, Juan Tapiador, Narseo Vallina-Rodríguez
IEEE European Symposium on Security and Privacy. Venice, Italy. June 2025
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