Abstract

Abstract. With the arrival of Electronic Commerce, many people have become interested in trust issues. Most people agree that in order for Electronic Commerce to become a success the people have to trust it. Trust in Electronic Commerce is thus an important subject. The basic assumption of the model is that an individual will only engage in a transaction if his level of trust exceeds his personal threshold, which depends on the type of transaction and other parties involved in the transaction. Idea of Electronic Commerce trust is briefly introduced. Concepts, character, attack cost and attack effectiveness of attack are described, and analyzing all kinds of attack model in Electronic Commerce systems.