P2P-based Trust Model for E-Commerce

In an open distributed environment, traditional centralized trust mechanism for e-commerce becomes difficult to adapt to it. The existing P2P trust models are propitious to this environment, but they can not directly be used in e-commerce as taking no consideration for characteristics of e-commerce. This paper combines P2P trust model and e-transaction characteristics, presents a new P2P-based trust model for e-commerce. By computing interactive experiences, recommendations of other peers, risk factors and the transaction context, the model evaluates every peer´s globe trustworthiness in order to guide transaction participants. Results of simulation experiments show that, compared with some current trust models, the new model is effective against malicious behavior