A Framework for Trustworthy Web Service Management

Web services have widely employed in many application fields. The loosely coupled and distributed characters of Web services also incur trustworthiness problem. Quality of service, reputation and security all can be taken into account for trustworthy Web services. The three aspects affect each other. In this paper, we propose concept of trustworthy Web services, and design an extend Web service model that involve service rating, service discovery, service selection and service composition. The proposed framework can not only rate service whether is worthy of trustiness, but also help requestors search for trustworthy services. Moreover, from providers´ perspective, the framework will also provide requestor´s reputation and security to implement double-selection.