SELinux: Playing with fire
One of the much-talked-about features in Fedora Core 3 (FC3) is Security-Enhanced Linux, which some people believe will make Linux a truly military-grade secure operating system. But SELinux is available to secure many other distributions as well.
SELinux is being actively developed -- so much so that its implementations in FC2 and FC3 are phenomenally different. While FC2 was also SELinux-equipped, FC3 enables it by default. Bill McCarty's book "SELinux" deals with the FC2 implmentation of SELinux. A lot has changed from FC2 to FC3 but the concepts remain the same.
By Mayank Sharma at Linux.com
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