This paper proposes a generic audit policy model on multilevel secure DBMS.
提出了一种基于多级安全数据库管理系统的通用审计策略模型。
Message filter algorithms can implement mandatory access control in the multilevel secure systems with an object oriented model.
采用消息过滤算法可以在支持对象模型的多级安全系统中实现强制访问控制。
With the progresses of research and application of Multilevel Secure database, new requirements of Multilevel Secure Models are presented.
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。
Inference control in databases is a key field of multilevel secure database system (MLS-DBS) and is an important means to achieve database security.
数据库推理控制是研究高安全等级的安全数据库系统的关键技术之一，是保障数据库安全的重要手段。
In this paper, The idea of mapping multilevel secure database into several databases, and each subject operates on database trusted by himself is introduced.
本文提出了将多级安全数据库映射成为多个数据库，各个用户在其信赖的数据库上进行操作的思想。
In multilevel secure operating system, security levels assign to subjects are implemented by give security levels to users and processes which represent users.
在多安全级操作系统中，赋予主体的安全级是通过赋予用户和代表用户的进程实现的。
On the other hand, multilevel secure database system can not meet timing requirements, so the study of concurrency control protocol in SRTDBS is extremely important significance.
另一方面，安全数据库又不能满足实时性要求，所以对SRTDBS中并发控制协议的研究具有极其重要的意义。
In this paper, we attempt from a new view-Data Compact Ratio, to analyze and compare the data model, which is instructive for the improvement and realization of Multilevel Secure Data Model.
尝试从一个新的角度——数据紧凑度对数据模型进行分析和比较，对于多级安全数据模型的改进和实现具有一定的指导意义。
Labels are the foundation for implementing multilevel systems and the prerequisite of enforcing mandatory access control in secure systems.
标记是实现多级安全系统的基础，实施强制访问控制的前提。
Labels are the foundation for implementing multilevel systems and the prerequisite of enforcing mandatory access control in secure systems.
标记是实现多级安全系统的基础，实施强制访问控制的前提。
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