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.\" Copyright (c) 1993 Michael Haardt (michael@moria.de),
.\" Fri Apr 2 11:32:09 MET DST 1993
.\"
.\" SPDX-License-Identifier: GPL-2.0-or-later
.\"
.\" Modified Sun Jul 25 11:06:34 1993 by Rik Faith (faith@cs.unc.edu)
.\" Corrected Mon Oct 21 17:47:19 EDT 1996 by Eric S. Raymond (esr@thyrsus.com)
.TH nologin 5 2022-10-30 "Linux man-pages 6.7"
.SH NAME
nologin \- prevent unprivileged users from logging into the system
.SH DESCRIPTION
If the file \fI/etc/nologin\fP exists and is readable,
.BR login (1)
will allow access only to root.
Other users will
be shown the contents of this file and their logins will be refused.
This provides a simple way of temporarily disabling all unprivileged logins.
.SH FILES
.I /etc/nologin
.SH SEE ALSO
.BR login (1),
.BR shutdown (8)
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