group

<html> <head> <title>group</title> <META NAME="KEYWORDS" CONTENT="group"> </head> <body BGCOLOR="#ffffff" LINK="#0000ff" VLINK="#0000ff" ALINK="#0000ff" TEXT="#000000"> <center> <h1>group</h1></center> <PRE> <A HREF="/man5/GROUP">GROUP(5)</A> Linux Programmer's Manual <A HREF="/man5/GROUP">GROUP(5)</A> NAME group - user group file DESCRIPTION The /etc/group file is a text file that defines the groups on the sys- tem. 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 <A HREF="/man3/initgroups">initgroups(3)</A> man page says: no one seems to keep /etc/group up-to-date. SEE ALSO <A HREF="/man1/chgrp">chgrp(1)</A>, <A HREF="/man1/gpasswd">gpasswd(1)</A>, <A HREF="/man1/groups">groups(1)</A>, <A HREF="/man1/login">login(1)</A>, <A HREF="/man1/newgrp">newgrp(1)</A>, <A HREF="/man1/sg">sg(1)</A>, get- <A HREF="/man3/grent">grent(3)</A>, <A HREF="/man3/getgrnam">getgrnam(3)</A>, <A HREF="/man5/gshadow">gshadow(5)</A>, <A HREF="/man5/passwd">passwd(5)</A>, <A HREF="/man8/vigr">vigr(8)</A> COLOPHON This page is part of release 5.05 of the Linux man-pages project. A description of the project, information about reporting bugs, and the latest version of this page, can be found at https://www.kernel.org/doc/man-pages/. Linux 2018-04-30 <A HREF="/man5/GROUP">GROUP(5)</A></PRE> <center> <h6>Man Pages Copyright Respective Owners. Site Copyright (C) 1994 - 2025 <a href="http://www.he.net">Hurricane Electric</a>. All Rights Reserved.</h6></center> </body> </html>

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