37.7. Additional Resources
For more information about users and groups, and tools to manage them, refer to the following resources.
37.7.1. Installed Documentation
- Related man pages — There are a number of man pages for the various applications and configuration files involved with managing users and groups. Some of the more important man pages have been listed here:
- User and Group Administrative Applications
man chage— A command to modify password aging policies and account expiration.
man gpasswd— A command to administer the
man groupadd— A command to add groups.
man grpck— A command to verify the
man groupdel— A command to remove groups.
man groupmod— A command to modify group membership.
man pwck— A command to verify the
man pwconv— A tool to convert standard passwords to shadow passwords.
man pwunconv— A tool to convert shadow passwords to standard passwords.
man useradd— A command to add users.
man userdel— A command to remove users.
man usermod— A command to modify users.
- Configuration Files
man 5 group— The file containing group information for the system.
man 5 passwd— The file containing user information for the system.
man 5 shadow— The file containing passwords and account expiration information for the system.