SELinux

Mandatory access-control framework in the Linux kernel.

SELinux enforces mandatory access control through kernel-level policy, originally developed by the NSA. It is the default MAC layer on Fedora, RHEL, AlmaLinux, Rocky Linux, and CentOS Stream.

License: GPL-2.0

Category: Security

Website: https://selinuxproject.org/

Install

Built into the kernel; userspace tools: sudo dnf install policycoreutils

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