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Flux Advanced Security Kernel (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)。

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This is the type of thing that a law enforcement agency needs to know.

CNN: Police identify Twitter user accused of making threat

At the time, the federal government was also pushing hard to get companies to add so-called "key escrow" type technologies to their encryption products so that law enforcement could obtain access to encrypted data on demand.

CNN: Technology - Security flaw discovered in Network Associates PGP software

"Other than some type of key-recoverable system, there is currently no viable technical solution to this problem for law enforcement, " he said.

BBC: Security and law enforcement: the government view