计算机科学 ›› 2003, Vol. 30 ›› Issue (11): 160-163.
胡金柱 陈娟娟
摘要: RBAC (Role-Based Access Control)maps naturally to an organization's structure and facilitates safety administration by separating logically users and permissions via roles as well as constructing role hierarchies, and therefore RBAC offers a powerful mean
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