提出了一种基于角色的权限分配及访问控制模型,并在政府采购系统中实现了该模型。该系统在用户角色分配的基础上加入了权限裁减机制,有效地解决了政府采购系统中错综复杂的访问控制问题,大大降低了系统授权管理的复杂性,提高了权限管理的效率。该系统可配置性强,维护容易。
A role-based permission assignment and access control system with for government procurement system is presented. This system adds a permission reduction mechanism into user assignment process. It can figure out the complex access control in government procurement system, and decrease the complexity of the authorization and management of users. This system is configurable and can be maintained easily.