Chapter 19. User and Group Management

Chapter Syllabus

  • 19.1 Managing Users

  • 19.2 Managing Groups

  • 19.3 The Password File (/etc/passwd)

  • 19.4 The Group File (/etc/group)

  • 19.5 The Skeleton Directory (/etc/skel)

  • 19.6 Using SAM for User and Group Management

A user must log into a system before starting to use it. The system administrator creates user accounts and assigns a login name and password to every user. Each user is a member of one or more groups. A group is a set of users that has something common among them. For example, people working in an accounts department may be in one group and those working in a support department may be in another group. The scheme of grouping is used for security purposes as discussed in Chapter 7.

User and group management ...

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