Abstract--To effectively address the explosive growth of multimedia applications over the Internet, a large-scale media streaming system has to fully take into account the issues o...
Digital signatures and message authentication codes are well known methods for ensuring message integrity. However, they rely on computations which are too hard to be performed by ...
In massively collaborative projects such as scientific or community databases, users often need to agree or disagree on the content of individual data items. On the other hand, tr...
The Semantic Web is bound to be untrustworthy and inconsistent. In this paper, we present an initial approach for obtaining useful information in such an environment. In particular...
In this paper, we present the idea of offline count-limited certificates (or clics for short), and show how these can be implemented using minimal trusted hardware functionality a...
Luis F. G. Sarmenta, Marten van Dijk, Jonathan Rho...