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Ubuntu Server Essentials by Abdelmonam Kouka

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Chapter 4. Security with Ubuntu

In the field of computer servers, security is a very hot key. That's why, Ubuntu Server gives it a lot of importance. In this chapter, we will take a look at how to activate, configure, and enhance a lot of security aspects. This chapter will be divided into the following three parts:

  • Getting a basic security level for Ubuntu Server
  • Going in depth to see how to configure advanced security settings
  • Performing a backup/restore procedure for the whole Ubuntu Server

The basic security settings

First of all, let's have a look at how to set up a basic security level for Ubuntu Server. There is a saying in security circles that security is a process, not a product. What this means is that despite what your vendor might tell ...

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