摘要： 提出了一种新型的角色管理模型(NRBAC)，把角色划分为一般角色和管理角色，而把角色成员又划分为新成员和老成员，这样便于管理和实现，以及更接近于实际。

关键词: 角色, 访问控制, 建模, 安全

Abstract: In this paper, the authors introduce a novel role administrative model of RBAC, design the roles into regular roles and administrative roles, and define new and old membership of roles. The implementation of the application system is easy, and the administration of the privilege is simple,and the model will be for users to perform their duties securely and efficiently.

中图分类号: 

• TP393.08