—This paper contributes to the field of measuring (un)linkability in communication systems; a subproblem of privacy protection. We propose an attacker state model for attacks on...
Abstract. We present attacks on the anonymity and pseudonymity provided by a “lonely hearts” dating service and by the HushMail encrypted email system. We move on to discuss so...
In the last years several attempts to define identity-related properties such as identifiability, pseudonymity and anonymity have been made to analyze the privacy offered by inform...
– Ad hoc m-commerce is an emerging way of conducting online trading wirelessly within dynamic network communities. However, participants in such systems are vulnerable to attacks...
Strong Eternity Service is a safe and very reliable storage for data of high importance. We show how to establish persistent pseudonyms in a totally anonymous environment and how t...