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openSUSE Linux Unleashed by Michael McCallister

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Chapter 19. Managing Users, Managing Security

IN THIS CHAPTER

The heart of Linux security is determining who can use what file and what kind of use is permitted. This is not all there is to making Linux a more secure system, but ultimately, what is the purpose of computer security? Keeping the bad guys out of your files.

In this chapter, you will learn about setting up user accounts and creating and managing groups that work together. There are decisions to make about user passwords: Does the user select them, or does the administrator? How strong must passwords be? How often ...

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