A Trust Based Solution for E-Business

This electronic Some fraudulent register user could destroy the internet transaction environment in e-business. In this paper we could identify malicious user by trust mechanism based on reputation to calculate user´s confidence. This availability of such a mechanism depends on the method of calculating confidence, the accurate of confidence mechanism and its anti-attack ablity. Reputation: the user´s local reputation gave by the other user is calculated by the other users´ evaluation to his transaction behavior.The user´s global reputation is got by his all transaction partners´ evaluation on him.We could solve the local reputation and global reputation ´s accurate calculation through introduce the confidence factor which could impact confidence. And it also could promote the trust mechanism ´s anti-attack capacity. We proposed a quality model by users´ evaluation to determine users´ evaluation´s authenticity. The method to compute users´ evaluation credibility is also given. In the progress of calculating confidence, we use confidence factor to synthesize global reputation and local reputation .And the method for choosing confidence is also raised.