各模块负责相应的功能和流程,模块之间通过角色权限进行控制,防止越权操作。
Each module is responsible for its own functionality and processes. Between modules there is role permission controll through which can prevent excess of authority.
信息安全很重要的一点就是对关键 信息的 访问进行控制, 访问控制是针对越权使用资源的防御措施。
This dissertation is based on the research work of the Vega Information Grid project, and addresses the access control mechanism of the information grid.
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