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SELinux System Administration - Second Edition by Sven Vermeulen

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Chapter 1. Fundamental SELinux Concepts

Security Enhanced Linux (SELinux) brings additional security measures to your Linux system to further protect its resources.

In this chapter, we will cover:

  • Why SELinux uses labels to identify resources
  • How SELinux differs from traditional Linux access controls by enforcing security rules
  • How the access control rules enforced by SELinux are provided through policy files

In the end, we will cover an overview of the differences between SELinux implementations across Linux distributions.

Providing more security to Linux

Seasoned Linux administrators and security engineers already know that they need to put some trust in the users and processes on their system in order for the system to remain secure. This is partially ...

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