1 .\" $NetBSD: pam_securetty.8,v 1.2 2004/12/12 08:18:47 christos Exp $
2 .\" Copyright (c) 2001 Mark R V Murray
3 .\" All rights reserved.
4 .\" Copyright (c) 2002 Networks Associates Technology, Inc.
5 .\" All rights reserved.
7 .\" Portions of this software were developed for the FreeBSD Project by
8 .\" ThinkSec AS and NAI Labs, the Security Research Division of Network
9 .\" Associates, Inc. under DARPA/SPAWAR contract N66001-01-C-8035
10 .\" ("CBOSS"), as part of the DARPA CHATS research program.
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13 .\" modification, are permitted provided that the following conditions
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20 .\" 3. The name of the author may not be used to endorse or promote
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24 .\" THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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36 .\" $FreeBSD: src/lib/libpam/modules/pam_securetty/pam_securetty.8,v 1.6 2002/03/14 23:27:58 des Exp $
43 .Nd SecureTTY PAM module
51 The SecureTTY service module for PAM
52 provides functionality for only one PAM category:
56 parameter, this is the
59 It also provides null functions for authentication and session
61 .Ss SecureTTY Account Management Module
62 The SecureTTY account management component
63 .Pq Fn pam_sm_acct_mgmt ,
64 returns failure if the user is attempting to authenticate as superuser,
65 and the process is attached to an insecure TTY.
66 In all other cases, the module returns success.
68 A TTY is considered secure if it is listed in
74 The following options may be passed to the authentication module:
75 .Bl -tag -width ".Cm no_warn"
78 debugging information at
82 suppress warning messages to the user.
83 These messages include
84 reasons why the user's
85 authentication attempt was declined.