Alice wants to prove that she is young enough to borrow money from her bank, without revealing her age. She therefore needs a tool for proving that a committed number lies in a spe...
—In this paper, we address the use of unified spatial relations for symbol description. We present a topologically guided directional relation signature. It references a unique ...
Visual interpretation of events requires both an appropriate representation of change occurring in the scene and the application of semantics for differentiating between different...
In this paper, we propose a novel authentication method for digital images that achieves fine authenticating granularity (e.g., block-level granularity). Its appealing flexibility ...
In this paper1 we discuss the security requirements for mediation, and present our approach towards satisfying them, with an emphasis on con dentiality and authenticity. Furthermo...