shadow/man/gshadow.5.xml

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XML

<?xml version="1.0" encoding="UTF-8"?>
<refentry id='gshadow.5'>
<!-- $Id: gshadow.5.xml,v 1.19 2006/05/20 12:11:38 kloczek Exp $ -->
<refmeta>
<refentrytitle>gshadow</refentrytitle>
<manvolnum>5</manvolnum>
<refmiscinfo class="sectdesc">File Formats and Conversions</refmiscinfo>
</refmeta>
<refnamediv id='name'>
<refname>gshadow</refname>
<refpurpose>shadowed group file</refpurpose>
</refnamediv>
<refsect1 id='description'>
<title>DESCRIPTION</title>
<para>
<filename>/etc/gshadow</filename> contains the shadowed information
for group accounts. It contains lines with the following
colon-separated fields:
</para>
<itemizedlist mark='bullet'>
<listitem>
<para>group name</para>
</listitem>
<listitem>
<para>encrypted password</para>
</listitem>
<listitem>
<para>comma-separated list of group administrators</para>
</listitem>
<listitem>
<para>comma-separated list of group members</para>
</listitem>
</itemizedlist>
<para>
The group name and password fields must be filled. The encrypted
password consists of characters from the 64-character alphabet a thru
z, A thru Z, 0 thru 9, \. and /. Refer to <citerefentry>
<refentrytitle>crypt</refentrytitle><manvolnum>3</manvolnum>
</citerefentry> for details on how this string is interpreted. If the
password field contains some string that is not valid result of
<citerefentry><refentrytitle>crypt</refentrytitle><manvolnum>3</manvolnum>
</citerefentry>, for instance ! or *, the user will not be able to use
a unix password to log in, subject to <citerefentry>
<refentrytitle>pam</refentrytitle><manvolnum>7</manvolnum></citerefentry>.
</para>
<para>
This information supersedes any password present in
<filename>/etc/group</filename>.
</para>
<para>
This file must not be readable by regular users if password security
is to be maintained.
</para>
</refsect1>
<refsect1 id='files'>
<title>FILES</title>
<variablelist>
<varlistentry>
<term><filename>/etc/group</filename></term>
<listitem>
<para>Group account information.</para>
</listitem>
</varlistentry>
<varlistentry>
<term><filename>/etc/gshadow</filename></term>
<listitem>
<para>Secure group account information.</para>
</listitem>
</varlistentry>
</variablelist>
</refsect1>
<refsect1 id='see_also'>
<title>SEE ALSO</title>
<para>
<citerefentry>
<refentrytitle>group</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>gpasswd</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>newgrp</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>.
</para>
</refsect1>
</refentry>