多级安全数据模型的主键漏洞问题及消除方法

The Key Loophole Problem of the Existing Multilevel Secure Data Model and the Eliminating Method

随着多级安全数据库研究和实际应用的深入,对多级安全数据模型提出了新的要求。文章对现有多级安全数据模型具有的主键漏洞问题进行了详细分析和描述,并针对MLR模型提出了相应的改进方法。

With the progresses of research and application of Multilevel Secure database,new requirements of Multilevel Secure Models are presented.This paper detailly describes and analyzes the key loophole problem of the existing Multilevel Secure Models,and proposes the corresponding improved approach for MLR model.