Research of establishing network RBAC based on MLS and attribute certificate
基于多级安全和属性证书实施网络基于角色访问控制策略

RBAC could neatly change relation of access between subject and object, and modify security policy, by changing accessing purview of user, Idea and settle project of constructing RBAC were presented against security policy of MLS by analyzing characteristic and commonness between MLS and RBAC, it can improve efficiency for programmer, and can improve security of system and management efficiency by accredit user with attribute certificate in network.