All the Numbers are US: Large-scale Abuse of Contact Discovery in Mobile Messengers
Christoph Hagen, Christian Weinert, Christoph Sendner, Alexandra Dmitrienko, Thomas Schneider
Abstract
Contact discovery allows users of mobile messengers to conveniently connect with people in their address book. In this work, we demonstrate that severe privacy issues exist in currently deployed contact discovery methods.
Topics & Concepts
Scale (ratio)Computer scienceData scienceGeographyCartographySpam and Phishing DetectionPrivacy, Security, and Data ProtectionUser Authentication and Security Systems