3.5.3. Updating Group Authentication
/etc/gshadowfiles. Note that this command works only if run by a group administrator.
Who is a group administrator? A group administrator can add and delete users as well as set, change, or remove the group password. A group can have more than one group administrator. The
rootuser can add group administrators with the
gpasswd -A users groupnamewhere users is a comma-separated list of existing users you want to be group administrators (without any spaces between commas).
For changing a group's password, run the
gpasswdcommand with the relevant group name. You will be prompted to type the new password of the group.
Example 3.20. Changing a Group Password
~]# gpasswd crowd Changing password for group crowd New password: Re-enter new password:
The password for the group
crowdhas been changed.
You can also remove the password from the named group by using the
gpasswd -r schoolmates