Abstract. MoCha is an exogenous coordination middleware for distributed communication based on mobile channels. Channels allow anonymous, and point-to-point communication among nod...
With the increasing use of mobile and nomadic communication devices requirements for security and privacy are rising as well. Following brief surveys of existing approaches to mob...
Smart card-based authentication is one of the most widely used and practical solutions to remote user authentication. Compared to other authentication schemes, our proposed scheme...
This paper presents PrivacyGrid - a framework for supporting anonymous location-based queries in mobile information delivery systems. The PrivacyGrid framework offers three unique...
Abstract. The success of electronic authentication systems, be it eID card systems or Internet authentication systems such as CardSpace, highly depends on the provided level of use...
Jan Camenisch, Markulf Kohlweiss, Claudio Soriente