Man pages sections > man8 > pam_shells

pam_shells - PAM module to check for valid login shell

PAM_SHELLS(8) Linux-PAM Manual PAM_SHELLS(8)

NAME

pam_shells - PAM module to check for valid login shell

SYNOPSIS

pam_shells.so

DESCRIPTION

pam_shells is a PAM module that only allows access to the system if the users shell is listed in /etc/shells.
It also checks if /etc/shells is a plain file and not world writable.

OPTIONS

This module does not recognise any options.

MODULE TYPES PROVIDED

The auth and account module types are provided.

RETURN VALUES

PAM_AUTH_ERR
Access to the system was denied.
PAM_SUCCESS
The users login shell was listed as valid shell in /etc/shells.
PAM_SERVICE_ERR
The module was not able to get the name of the user.

EXAMPLES

auth  required  pam_shells.so
      
 

SEE ALSO

shells(5), pam.conf(5), pam.d(5), pam(7)

AUTHOR

pam_shells was written by Erik Troan <ewt@redhat.com>.
09/19/2013 Linux-PAM Manual