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电子学报  2013 

基于属性关联的客体聚合信息级别推演方法

DOI: 10.3969/j.issn.0372-2112.2013.07.031, PP. 1442-1447

Keywords: 多级安全,等级保护,客体聚合,推理通道,级别推演

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Abstract:

为解决客体关联性引起的泄密问题,本文对客体关联性进行了深入分析,提出了基于属性关联的客体聚合信息级别推演方法.该方法根据客体属性依赖关系,挖掘出高关联度的客体,通过客体关联属性级别模糊集可能性测度,推演出关联客体推导出更高级别信息的可能性,以此指导多级安全网络访问控制策略的制定,控制主体对关联客体的访问,降低系统失泄密的风险.

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