【摘要】 安全控制是保障信息资源共享系统正常运行的重要手段。信息资源共享建设必须同步实施安全工程,建立安全控制模式,逐步完善信息共享中的安全保障体系。这里首先论述了基于元数据的信息管理共享系统及数据的安全保护策略,然后从控制用户权限、对数据库加密等方面实现了基于元数据的数据共享管理系统的安全控制。更多还原

【Abstract】 Security Control is an important means to ensure Information Resource Sharing System running in gear.Safety engineering must be done to perfect insurance system gradually at the same time when Information Resource Sharing is constructed and Security Control mode established. At first, this paper disserts of Data Sharing System based on Metadata and Security safeguard, and then introduces the implementation of the Security control of Data Sharing System based on Metadata from control user purview ,Data ciphering and so on.更多还原