The diversity of security requirements demands that information systems flexibly support policies,and uni-form policy description is important to implement policy-flexible system. This paper brings up new method to de...The diversity of security requirements demands that information systems flexibly support policies,and uni-form policy description is important to implement policy-flexible system. This paper brings up new method to descriptpolicies based on trace, which can be applied to many policies used currently. Subsequently this paper refines thismethod in order to be applicable to actual system ,and discusses how to merge multiple policies.展开更多
文摘The diversity of security requirements demands that information systems flexibly support policies,and uni-form policy description is important to implement policy-flexible system. This paper brings up new method to descriptpolicies based on trace, which can be applied to many policies used currently. Subsequently this paper refines thismethod in order to be applicable to actual system ,and discusses how to merge multiple policies.