使用控制模型是最近才提出的新型访问控制模型,它系统全面地定义了现代访问控制 模型的框架。本文在对使用控制模型介绍和分析的基础上,将其应用到DRM 中实现了其策略,并给出了两个具体的应用实例。 关键字:使用控制模型;数字版权管理;授权 Abstract: Usage control model is a new access control model proposed nearly, it defines the framework of modern access control model systematically and semantically. In this paper the usage control model is introduced and analyzed at first, then used to implements the DRM policy, and finally two application examples are proposed. Key words:Usage Control Model; Digital Rights Management; Authorization