openssh-portable/ssh-keysign.8

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.\" $OpenBSD: ssh-keysign.8,v 1.1 2002/05/25 08:16:59 markus Exp $
.\"
.\" Copyright (c) 2002 Markus Friedl. All rights reserved.
.\"
.\" Redistribution and use in source and binary forms, with or without
.\" modification, are permitted provided that the following conditions
.\" are met:
.\" 1. Redistributions of source code must retain the above copyright
.\" notice, this list of conditions and the following disclaimer.
.\" 2. Redistributions in binary form must reproduce the above copyright
.\" notice, this list of conditions and the following disclaimer in the
.\" documentation and/or other materials provided with the distribution.
.\"
.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
.\" IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
.\" OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
.\" IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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.\"
.Dd May 24, 2002
.Dt SSH-KEYSIGN 8
.Os
.Sh NAME
.Nm ssh-keysign
.Nd ssh helper program for hostbased authentication
.Sh SYNOPSIS
.Nm ssh-keysign
.Sh DESCRIPTION
.Nm
is used by
.Xr ssh 1
to access the local host keys during hostbased authentication with
SSH protocol version 2.
Since the host keys are readable only by root
.Nm
must be setuid root.
.Nm
is not intended to be invoked by the user, but from
.Xr ssh 1 .
See
.Xr ssh 1
and
.Xr sshd 8
for more information about hostbased authentication.
.Sh SEE ALSO
.Xr ssh 1 ,
.Xr sshd 8
.Sh AUTHORS
Markus Friedl <markus@openbsd.org>
.Sh HISTORY
.Nm
first appeared in
.Ox 3.2 .