— The Grid offers significant opportunities for performing wide area distributed computing, allowing multiple organizations to collaborate and build dynamic and flexible virtual ...
We propose an efficient and flexible system for a secure and authentic data exchange in a multiinstitutional environment, where the institutions maintain different databases and p...
Arne Ansper, Ahto Buldas, Margus Freudenthal, Jan ...
—The paper first discusses motivations why taking into account location information in authentication and access control is important. The paper then surveys current approaches t...
Markov models have been used extensively in psychology of learning. Applications of hidden Markov models are rare however. This is partially due to the fact that comprehensive stat...
Ingmar Visser, Maartje E. J. Raijmakers, Peter C. ...
We will evaluate electronic payment (ePayment) systems by employing a use-value analysis. The key success factors of ePayment systems are security and flexibility. Not surprisingly...
Gerald Draxler, Johannes Sametinger, Andreas Wiesa...