The Research And Realization Of The Cross-Domain Privilege Management System

With the further improvement of the requirements to the business transaction processing.The centralized storage model has been unable to meet the demand of enterprises for timeliness and interaction of information. In order to better meet the needs of business enterprises for the next generation Internet ,to really realize the autonomy and independence on Internet,the Web service engaged.Web service is a new distributed computing model, based on a series of open standard technologies [1]. It is the framework of the next generation e-commerce.The key to the successful development of Web services is its security problems.And access control is an important way to solve security problems.In the Web environment,these Web services often locate in different safety domain. Therefore,in order to prevent unauthorized clients from accessing and using these Web services,the cross-domain privilege management becomes the core content to resolve security problems. Based on the Public Key Infrastructure and Privilege Management Infrastructure, this paper puts forward a RBAC distributed cross-domain privilege management model,detailedly describes the realization model of the in-domain privilege management system,the inter-domain dynamic role mapping and privilege steps.And makes a detailed introduction of the realization of the system from two aspects: the physical and logical structure.During the realization of this system,security,extensibility and operability is fully considered .This system has solid,stable and valid performances of application in real environments.