Continued advances in mobile networks and positioning technologies have created a strong market push for location-based applications. Examples include location-aware emergency resp...
Abstract. In identity-based (ID-based) cryptosystems, a local registration authority (LRA) is responsible for authentication of users while the key generation center (KGC) is respo...
Ai Fen Sui, Sherman S. M. Chow, Lucas Chi Kwong Hu...
In this work, we propose a new platform to enable service providers, such as web site operators, on the Internet to block past abusive users of anonymizing networks (for example, T...
— Access point sharing communities are an attractive solution for low-cost global mobile Internet access. However, existing communities all require a central authority in form of...
In this paper we present techniques by which each mix in a mix network can be paid for its services by message senders, in a way that ensures fairness and without sacrificing anon...