The Original Magazine of the Linux Community. SELinux. 1. Introduction Security-Enhanced Linux (SELinux) is a mandatory access control (MAC) security mechanism implemented in the kernel. SELinux was first introduced in CentOS 4 and significantly enhanced in later CentOS releases. A step-by-step guide to building a new SELinux policy module. Who’s afraid of SELinux?
Well, if you are, you shouldn’t be! Thanks to the introduction of new GUI tools, customizing your system’s protection by creating new policy modules is easier than ever. In this article, Dan Walsh gently walks you through the policy module creation process. User Resources - SELinux Wiki.