X-TM: XML-based trust management framework
X-TM：一种基于XML的信任管理框架*

The paper presented a novel trust management framework named X-TM based on analyzing exist trust management system, and satisfying the requirements of scientific data grid project. The proposed framework took into account all aspects related to trust management, from the XML-based combining credential with policy language, to trust management enforcement which implemented verifying trust ticket and compliance checker. X-TM presented a number of innovative features, such as flexible and extensible policy language, the support for trust ticket and policies cache in the trust management enforcement.