权限分配(Permission Assignment):将特定的权限分配给特定的角色。 会话(Session):系统给用户分配角色,给角色分配权限的过程,是动态的, 用户与会话之间的关...
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... , OP代表操作(operation),OBJ代表目标(objective),UA代表用户委派(user assignment),PA代表权限配置(permission assignment),AP代表管理权限(administrative permission),APA代表管理权限指派(administrative permission assignment),APH代表管理权限层...
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Permission Assignment relations 权限分配关系
conditional permission assignment 条件化的权限分配
Permission-Role Assignment 权限角色分配关系
Temporal constraints are introduced in the user assignment and permission assignment to express and realize more powerful access control semantics.
在用户分配和权限分配中引入时间约束,表示和实现了更为丰富的访问控制语义。
Based on RBAC model, this paper introduces negative authorization into the user assignment and permission assignment, and discusses their realizing approaches and features.
本文在RBAC模型基础上,分别在用户分配和权限分配中引入了负授权,讨论了负授权的实现方式及其特点。
But the traditional RBAC model doesnot give the method to control the role assignment and it cannot assure the least priority of the role's permission.
但传统的RBAC模型既没有给出控制角色指派的方法,也不能保证角色许可最少优先原则。
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