%0 Journal Article
%T Fine Grain Extension and Application of the RBAC Model<br>RBAC模型的细粒度扩充及应用
%A SI Wei
%A ZENG Guang-Zhou
%A SHENG Qi
%A LI Ying-Jun
%A <br>司炜
%A 曾广周
%A 盛琦
%A 李英俊
%J 计算机科学
%D 2006
%I 
%X Role-Based Access Control(RBAC) is a kind of access control mechanism which is secure and high perform- ance.But the standard for RBAC2001 model does not give the method which based the character of department,func- tion and data to control the role assignment.Combining with the idea of RBAC model and the requirement of large-scale enterprise information system,the article make fine grain extension on Core RBAC model,and thinning the role assign- ment in the dimensionality of department,function and data.At last,this article gives practical application of the mod- el,and resolves effectively the question that secure access control difficult to thin in large-scale enterprise information system.
%K Fine grain
%K Role
%K RBAC
%K Large scale enterprise information system<br>细粒度
%K 角色
%K 基于角色的访问控制
%K 大型企业信息系统
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=5B3AB970F71A803DEACDC0559115BFCF0A068CD97DD29835&cid=8240383F08CE46C8B05036380D75B607&jid=64A12D73428C8B8DBFB978D04DFEB3C1&aid=729CF626F4E3E12E&yid=37904DC365DD7266&vid=27746BCEEE58E9DC&iid=E158A972A605785F&sid=CAA7BAE04CB631A1&eid=5D8C08279A19B0D4&journal_id=1002-137X&journal_name=计算机科学&referenced_num=4&reference_num=5