Through the noninterference theory, it is proved that the model meets multilevel security policy.
通过不干扰原理对模型的安全性进行了证明。
Security policy of multilevel security DBMS is expressed by many models. One of them is access control model.
多级安全数据库的安全策略需要各种模型来表达，访问控制模型是其中之一。
A security policy for multilevel security, RDBMS, is proposed together with a detailed description of the discretionary security, multilevel security and the principle of least privilege.
提出了多级安全rdbms的一种安全策略，对策略中的自主安全、多级安全和最小特权原则进行了详细的叙述。
A security policy for multilevel security, RDBMS, is proposed together with a detailed description of the discretionary security, multilevel security and the principle of least privilege.
提出了多级安全rdbms的一种安全策略，对策略中的自主安全、多级安全和最小特权原则进行了详细的叙述。
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