What this book covers
Chapter 1, Running Linux in a Virtual Environment, gives an overview of the IT security landscape, and will inform the reader of why learning Linux security would be a good career move. We'll also cover how to set up a lab environment for performing hands-on exercises. We'll also show how to set up a virtualized lab environment for performing the hands-on labs.
Chapter 2, Securing User Accounts, covers the dangers of always using the root user account, and will introduce the benefits of using sudo, instead. We'll then cover how to lock down normal user accounts, and ensure that the users use good-quality passwords.
Chapter 3, Securing Your Server with a Firewall, involves working with the various types of firewall utilities. ...
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