1.\" Copyright (c) 2001 Mark R V Murray 2.\" All rights reserved. 3.\" Copyright (c) 2001 Networks Associates Technology, Inc. 4.\" All rights reserved. 5.\" 6.\" Portions of this software were developed for the FreeBSD Project by 7.\" ThinkSec AS and NAI Labs, the Security Research Division of Network 8.\" Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035 9.\" ("CBOSS"), as part of the DARPA CHATS research program. 10.\" 11.\" Redistribution and use in source and binary forms, with or without 12.\" modification, are permitted provided that the following conditions 13.\" are met: 14.\" 1. Redistributions of source code must retain the above copyright 15.\" notice, this list of conditions and the following disclaimer. 16.\" 2. Redistributions in binary form must reproduce the above copyright 17.\" notice, this list of conditions and the following disclaimer in the 18.\" documentation and/or other materials provided with the distribution. 19.\" 3. The name of the author may not be used to endorse or promote 20.\" products derived from this software without specific prior written 21.\" permission. 22.\" 23.\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 24.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 25.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 26.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 27.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 28.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 29.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33.\" SUCH DAMAGE. 34.\" 35.\" $FreeBSD$ 36.\" 37.Dd December 5, 2001 38.Dt PAM_RHOSTS 8 39.Os 40.Sh NAME 41.Nm pam_rhosts 42.Nd Rhosts PAM module 43.Sh SYNOPSIS 44.Op Ar service-name 45.Ar module-type 46.Ar control-flag 47.Pa pam_rhosts 48.Op Ar options 49.Sh DESCRIPTION 50The rhosts authentication service module for PAM, 51.Nm 52provides functionality for only one PAM category: 53authentication. 54In terms of the 55.Ar module-type 56parameter, this is the 57.Dq Li auth 58feature. 59.Ss Rhosts Authentication Module 60The Rhosts authentication component 61.Pq Fn pam_sm_authenticate , 62returns success if and only if the target user's UID is not 0 and the 63remote host and user are listed in 64.Pa /etc/hosts.equiv 65or in the target user's 66.Pa ~/.rhosts . 67.Pp 68The following options may be passed to the authentication module: 69.Bl -tag -width ".Cm allow_root" 70.It Cm debug 71.Xr syslog 3 72debugging information at 73.Dv LOG_DEBUG 74level. 75.It Cm no_warn 76suppress warning messages to the user. 77These messages include reasons why the user's authentication attempt 78was declined. 79.It Cm allow_root 80do not automatically fail if the target user's UID is 0. 81.El 82.Sh SEE ALSO 83.Xr hosts.equiv 5 , 84.Xr pam.conf 5 , 85.Xr pam 8 86.Sh AUTHORS 87The 88.Nm 89module and this manual page were developed for the 90.Fx 91Project by 92ThinkSec AS and NAI Labs, the Security Research Division of Network 93Associates, Inc.\& under DARPA/SPAWAR contract N66001-01-C-8035 94.Pq Dq CBOSS , 95as part of the DARPA CHATS research program. 96