Secure Encounter-based Mobile Social Networks: Requirements, Designs, and Tradeoffs

Secure Encounter-based Mobile Social Networks: Requirements, Designs, and Tradeoffs ABSTRACT: Encounter-based social networks and encounter-based systems link users who share a location at the same time, as opposed to the traditional social network paradigm of linking users who have an offline friendship. This new approach presents challenges that are fundamentally different from those tackled by […]


Two tales of privacy in online social networks

Two tales of privacy in online social networks ABSTRACT: Privacy is one of the friction points that emerges when communications get mediated in Online Social Networks (OSNs). Different communities of computer science researchers have framed the ‘OSN privacy problem’ as one of surveillance, institutional or social privacy. In tackling these problems they have also treated […]