Published in IEEE Symposium on Security and Privacy, 2025
A multiple vantage-point study using honeypots, consumer complaints and enforcement actions that delves into the evolution of the robocalling ecosystem
Published in ACM CCS, 2024
Develops an automated and secure system to perform tracebacks – an investigative task of identifying the point of origin of illegal robocalls.
Published in IEEE Symposium on Security and Privacy, 2024
A deep-dive into the tactics and infrastructure used by SMS Phishing Operations.
Published in USENIX Security Symposium, 2023
A deep-dive into evolution of tactics and techniques used by robocallers while targeting North American phone users.
Published in USENIX Security, 2020
A large-scale characterization of the robocalling pandemic in the North American phone network.
Published in Security Standardisation Research Conference, 2019
We study the evolution of how RFC authors consider security while developing design documents for the Internet and many related systems.