Research and improvement of role inheritance in RBAC model
RBAC模型中角色继承关系的研究与改进

In order to overcome the shortages of the implement method of RBAC96 model's private permission,put forward a new inheritance scheme after the research,analyzed shortages of current improvement scheme,which only created inheritance relation.Introduced the concepts of inheritance attribution and permission override,and could identify the private permission in this scheme through inheritance attibution value.Presented the conflict rules about multiple roles inheritance and permission override.With the help of...