Trust management through reputation mechanisms

Trust Management through Reputation Mechanisms

The members of electronic communities are often unrelated to each other; they may have never met and have no information on each otherÏs reputation. This kind of information is vital in electronic commerce interactions, where the potential counterpartÏs reputation can be a signiÐcant factor in the negotiation strategy. Two complementary reputation mechanisms are investigated which rely on colla...

Trust and Reputation Management

I nternet applications have evolved from centralized and private computing platforms to distributed and collaborative networked computing systems. Collaboration is a fundamental Internet computing capability, and collaborative computing represents a significant step toward the continued promotion of openness and social intelligence as Internet systems and applications evolve. However, trust and...

Reputation-based trust management

We propose a formal model for reputation-based trust management. In contrast to credential-based trust management, in our framework an agent’s reputation serves as the basis for trust. For example, an access control policy may consider the agent’s reputation when deciding whether to offer him a license for accessing a protected resource. The underlying semantic model is an event semantics inspi...

Designing Online Marketplaces: Trust and Reputation Mechanisms

Reputation-based Trust Evaluations through Diversity

Trust and reputation are significant components in open dynamic systems for making informed and reliable decisions. State-of-theart trust models that exploit reputational evidence generally rely on reports from as many sources as possible. Situations exist, however, where seeking evidence from all possible sources is unrealistic. This is particularly the case in resource-constrained environment...