NAMEgroup - user group file
DESCRIPTION/etc/group is a text file which defines the groups on the system. There is one entry per line, with the following format: group_name:password:GID:user_list The field descriptions are: group_name the name of the group. password the (encrypted) group password. If this field is empty, no password is needed. GID the numerical group ID. user_list a list of the usernames that are members of this group, separated by commas.
BUGSAs the 4.2BSD initgroups(3) man page says: No-one seems to keep /etc/group up-to-date.
SEE ALSOlogin(1), newgrp(1), getgrent(3), getgrnam(3), passwd(5)
COLOPHONThis page is part of release 3.27 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at //www.kernel.org/doc/man-pages/. GROUP(5)