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Mastering CentOS 7 Linux Server by Bhaskarjyoti Roy, Mohamed Alibi

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Chapter 2. Security

In this chapter, we will find different tools and utilities that we can use to secure the CentOS system we are using. Security is the most important part for a system or server and thus, a System Administrator's job is always to keep the system up to date and secure from different kind of attacks that happen on a regular basis on servers.

We will discuss several tools here starting from SELinux to other security tools and measures that we can take on a CentOS 7 system. Let's dive into them one by one.

In this chapter, we will look into:

  • SELinux and its tools
  • Installing SELinux
  • Domain transition
  • SELinux users
  • SELinux audit logs and troubleshooting

Introducing SELinux

Security Enhanced Linux (SELinux) is a set of kernel modifications ...

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