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UNIX2_CHKPWD

UNIX2_CHKPWD

Section: Linux-PAM Manual (8) Updated: 2003-03-21
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NAME

unix2_chkpwd - helper binary that verifies the password of the current user  

SYNOPSIS

/sbin/unix2_chkpwd servicename username

 

DESCRIPTION

unix2_chkpwd is a helper program for applications that verifies the password of the current user. It is not intended to be run directly from the command line and logs a security violation if done so.

It is typically installed setuid root or setgid shadow and called by applications, which only wishes to do an user authentification and nothing more.

 

OPTIONS

unix2_pwdchk requires the following arguments:

pam_service
The name of the service using unix2_chkpwd. This is required to be one of the services in /etc/pam.d
username
The name of the user whose password you want to verify.

 

INPUTS

unix2_pwdchk expects the password via stdin.

 

RETURN CODES

unix2_chkpwd has the following return codes:

1
unix2_chkpwd was inappropriately called from the command line or the password is incorrect.

0
The password is correct.

 

HISTORY

Written by Olaf Kirch loosely based on unix_chkpwd by Andrew Morgan

 

SEE ALSO

pam(8)

 

AUTHOR

Emily Ratliff.


 

Index

NAME
SYNOPSIS
DESCRIPTION
OPTIONS
INPUTS
RETURN CODES
HISTORY
SEE ALSO
AUTHOR

This document was created by man2html, using the manual pages.
Time: 22:02:33 GMT, April 16, 2011