group (5)

Contents

NAME
DESCRIPTION
FILES
BUGS
SEE ALSO
COLOPHON

NAME

group - user group file

DESCRIPTION

The /etc/group file is a text file that defines the groups on the system. There is one entry per line, with the following format:

group_name:password:GID:user_list

The fields are as follows:

group_name
the name of the group.
password
the (encrypted) group password. If this field is empty, no password is needed.
GID
the numeric group ID.
user_list
a list of the usernames that are members of this group, separated by commas.

FILES

/etc/group

BUGS

As the 4.2BSD initgroups(3) man page says: No-one seems to keep /etc/group up-to-date.

SEE ALSO

login(1), newgrp(1), getgrent(3), getgrnam(3), passwd(5)

COLOPHON

This page is part of release 3.54 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.