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In e-service environments, the delegation relationship is rarely considered as one of important factors of trust models. Most of work on delegation relationship focused on the permission of delegatee, delegation depth, delegation constrain and so on. They ignored the potential hazards brought from blind delegation, so easily to form the collusion attack. This paper defines the concept of delegation...
In order to overcome the deficiencies of current reputation management system (RMS) for P2P e-commerce communities (ECCs), a comprehensive RMS model is presented. This model is composed of a reference model, a directed graph of feedback relationship (DGFR), and a protocol for management of transaction among peers within the ECC. It provides the possibility for different pair of peers with different...
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