Abstract. We present the “Peppercoin” method for processing micropayments efficiently. With this method, a fraction of the micropayments received are determined, via a procedur...
Chameleon signatures are non-interactive signatures based on a hash-and-sign paradigm, and similar in efficiency to regular signatures. The distinguishing characteristic of chamel...
Abstract. The security of any computer system that is configured or operated by human beings critically depends on the information conveyed by the user interface, the decisions of...
MorphMix is a peer-to-peer circuit-based mix network to provide practical anonymous low-latency Internet access for millions of users. The basic ideas of MorphMix have been publish...
Since 2004, many nations have started issuing “e-passports” containing an RFID tag that, when powered, broadcasts information. It is claimed that these passports are more secur...