Enhancing Multilateral Security in and by Reputation Systems

With the increasing possibilities for interaction between Internet users exceeding pure communication, in multilateral security the research question arises to rethink and extend classical security requirements. Reputation systems are a possible solution to assist new security requirements. But naturally also reputation systems have to be designed in a multilateral secure way. In this paper we discuss both multilateral security by and in reputation systems. An overview on the possibilities how such systems could be realised is given.