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Users and Groups in Linux - 6

group

The group file is as like passwd file. passwd is used to store user account information as like group file is used to store group information. It is located at /etc/group. It mainly used for store group name and their user name. Normal user can view this file. But only the root user can edit this.

Location : /etc/group

Fields : 


1 - GroupName : It is name of group.

2 - Password : Normally password is not used in group. It can store encrypted password as like shadow, here it'll be in gshadow. This is useful to implement privileged groups.

3 - GroupId (GID) : It is a unique id for the group. Each user have group id. We can see this at /etc/passwd file.

4 - Group List: This is list of user under this group, means member of this group. Each user separated by comma",".


* Use man pages for more help.

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