A Credibility model of Web Service on Internet

摘要

Along with the rapid growth of Cloud Computing and SaaS, the number of Web Service on Internet increases continuously, and due to this point, a complex network is formed ultimately. Given the lack of security of Cloud computing, the openness of information on Internet and the complicated struc ture of network, the credibility of Web Service on this network become unprece dentedly important. This paper proposes a credibility model of Web Service based on the invoking and feedback information. This model intends to assist the consumers of Web Service in choosing a reliable service whenever they use the Cloud Computing or a SaaS platform. An experiment to verify the availability of the model is followed.