Wikipedia says: Security-Enhanced Linux (SELinux)is a Linux feature that provides a variety of security policies, including U.S.Department of Defense style mandatory access controls,through the use of Linux Security Modules (LSM)in the Linux kernel.It is not a Linux distribution,but rather a set of modifications that can be applied to Unix-like operating systems,such as Linux and BSD Primarily developed by the US National Security Agency 嵌入式系统实验室 EMBEDDED SYSTEM LABORATORY SUZHOU INSTITUTE FON ADVANCED STUDY OF USTCWikipedia says: ❖Security-Enhanced Linux (SELinux) is a Linux feature that provides a variety of security policies, including U.S. Department of Defense style mandatory access controls, through the use of Linux Security Modules (LSM) in the Linux kernel. It is not a Linux distribution, but rather a set of modifications that can be applied to Unix-like operating systems, such as Linux and BSD. … ❖Primarily developed by the US National Security Agency …