To safeguard patient privacy, the PODS design USES a multilevel security model.
为了保护患者隐私，PODS的设计采用一个多级安全模型。
It includes mandatory access control built on top of the Flux Advanced security Kernel (Flask) security architecture, including type enforcement and multilevel security (MLS), all as plug-in modules.
它包括构建在FluxAdvancedSecurityKernel (Flask)安全架构之上的强制访问控制，后者包括以插件模块形式提供的类型强制和多级安全(MLS)。
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。
The research of this thesis will be a good help for further study in the field of multilevel security network.
本文的工作为以后多级安全网络的进一步深入研究打下了良好的基础。
So a concept of multilevel security networks is still a new area, and the study in this field is just starting.
因此多级安全网络的概念是一个新的领域，在这方面的研究才刚刚起步。
The paper proposes a dynamic multilevel security model based on belief, which integrates the belief mechanism and multilevel security model.
把信任机制与多级安全模型相结合，提出了一种信任动态多级安全模型。
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。
This paper analyzes and summarizes many classical multilevel security database models, comparing their advantages and disadvantages in detail as well as the availability under different semantics.
本文对众多经典的多级安全数据库模型进行分析总结，详细比较了其优缺点和不同语义下模型的可用性。
Multilevel security requires additional mechanisms for enforcing mandatory access control that prevents the establishment of a signaling channel and prevents unauthorized disclosure of information.
多级安全能实施强制性访问控制，从而杜绝信息通道的产生，有效地阻止信息的非法泄露。
Multilevel security requires additional mechanisms for enforcing mandatory access control that prevents the establishment of a signaling channel and prevents unauthorized disclosure of information.
多级安全能实施强制性访问控制，从而杜绝信息通道的产生，有效地阻止信息的非法泄露。
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