.\" Title: pam_unix
.\" Author: [see the "AUTHOR" section]
.\" Generator: DocBook XSL Stylesheets v1.74.0 <http://docbook.sf.net/>
-.\" Date: 06/21/2011
+.\" Date: 08/17/2012
.\" Manual: Linux-PAM Manual
.\" Source: Linux-PAM Manual
.\" Language: English
.\"
-.TH "PAM_UNIX" "8" "06/21/2011" "Linux-PAM Manual" "Linux\-PAM Manual"
+.TH "PAM_UNIX" "8" "08/17/2012" "Linux-PAM Manual" "Linux\-PAM Manual"
.\" -----------------------------------------------------------------
.\" * (re)Define some macros
.\" -----------------------------------------------------------------
\fIn\fR
passwords for each user are saved in
\FC/etc/security/opasswd\F[]
-in order to force password change history and keep the user from alternating between the same password too frequently\&.
+in order to force password change history and keep the user from alternating between the same password too frequently\&. Instead of this option the
+\fBpam_pwhistory\fR
+module should be used\&.
.RE
.PP
\fBshadow\fR