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<?xml version="1.0" encoding="UTF-8"?>
<!--
SPDX-FileCopyrightText: 1993 , The Regents of the University of California
SPDX-FileCopyrightText: 2006 - 2008, Nicolas François
SPDX-License-Identifier: BSD-3-Clause
-->
<!DOCTYPE refentry PUBLIC "-//OASIS//DTD DocBook V4.5//EN"
"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd" [
<!-- SHADOW-CONFIG-HERE -->
]>
<refentry id='nologin.8'>
<!-- $Id$ -->
<refentryinfo>
<author>
<firstname>Nicolas</firstname>
<surname>François</surname>
<email>nicolas.francois@centraliens.net</email>
<contrib>shadow-utils maintainer, 2007 - now</contrib>
</author>
</refentryinfo>
<refmeta>
<refentrytitle>nologin</refentrytitle>
<manvolnum>8</manvolnum>
<refmiscinfo class="sectdesc">System Management Commands</refmiscinfo>
<refmiscinfo class="source">shadow-utils</refmiscinfo>
<refmiscinfo class="version">&SHADOW_UTILS_VERSION;</refmiscinfo>
</refmeta>
<refnamediv id='name'>
<refname>nologin</refname>
<refpurpose>politely refuse a login</refpurpose>
</refnamediv>
<!-- body begins here -->
<refsynopsisdiv id='synopsis'>
<cmdsynopsis>
<command>nologin</command>
</cmdsynopsis>
</refsynopsisdiv>
<refsect1 id='description'>
<title>DESCRIPTION</title>
<para>
The <command>nologin</command> command displays a message that an account
is not available and exits non-zero. It is intended as a replacement shell
field for accounts that have been disabled.
</para>
<para>
To disable all logins, investigate
<citerefentry><refentrytitle>nologin</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>.
</para>
<para>
If <command>SSH_ORIGINAL_COMMAND</command> is populated it will be logged.
</para>
</refsect1>
<refsect1 id='see_also'>
<title>SEE ALSO</title>
<para>
<citerefentry>
<refentrytitle>login</refentrytitle><manvolnum>1</manvolnum>
</citerefentry>,
<citerefentry>
<refentrytitle>nologin</refentrytitle><manvolnum>5</manvolnum>
</citerefentry>.
</para>
</refsect1>
<refsect1 id='history'>
<title>HISTORY</title>
<para>
The <command>nologin</command> command appeared in BSD 4.4.
</para>
</refsect1>
</refentry>
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