【摘要】 PMI体系和模型的核心内容是实现授权与访问控制的有效管理。在重点介绍作为其实现机制之一的属性证书和PMI体系结构及特权委托模型的基础上,提出了一个解决电子政务安全建设的控制模型,并对其进行了分析。更多还原

【Abstract】 The important content of PMI(Privilege Management Infrastructure) and model is to realize the efficient management of authorization and access control.In this paper,attribute certificate and PMI as well as its delegation mcxiel are emphatically introduced, and come up with a control model to solve secure problem of the electronic government, whose performance is also analyzed.更多还原