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- What is SELinux? - Red Hat
SELinux defines access controls for the applications, processes, and files on a system It uses security policies, which are a set of rules that tell SELinux what can or can’t be accessed, to enforce the access allowed by a policy
- Security-Enhanced Linux - Wikipedia
Security-Enhanced Linux (SELinux) is a Linux kernel security module that provides a mechanism for supporting access control security policies, including mandatory access controls (MAC) SELinux is a set of kernel modifications and user-space tools that have been added to various Linux distributions
- Chapter 1. Getting started with SELinux - Red Hat
Security Enhanced Linux (SELinux) provides an additional layer of system security SELinux fundamentally answers the question: May <subject> do <action> to <object>?, for example: May a web server access files in users' home directories? 1 1 Introduction to SELinux
- What is SELinux? - GeeksforGeeks
SELinux is a special security system built into Linux computers It helps keep your computer safe and secure With SELinux, different programs and users on the computer have limited permissions This means each program or user can only access certain files and do certain actions that they are allowed to do
- What Is SELinux? | Baeldung on Linux
SELinux is a security module built into the Linux kernel to provide extra access control beyond the usual Unix-style permission system It plays a key role in protecting against privilege escalation, misconfigurations, and zero-day exploits
- SELinux - ArchWiki
Security-Enhanced Linux (SELinux) is a Linux feature that provides a variety of security policies, including U S Department of Defense style Mandatory Access Control (MAC), through the use of Linux Security Modules (LSM) in the Linux kernel
- A Practical Introduction to SELinux for Beginner Linux Users
SELinux is a mandatory access control (MAC) system embedded into Linux distributions It augments the traditional Unix Linux discretionary access control (DAC) systems by providing additional, fine-grained control over system resources and processes
- Understanding and Configuring SELinux - Linux Bash
This article provides an in-depth look at Security-Enhanced Linux (SELinux), a mechanism enhancing Linux security via mandatory access control Developed by the NSA, SELinux operates in three modes—Enforcing, Permissive, and Disabled—to control system access
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