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
user's 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 user's 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>.
Linux-PAM Manual 05/18/2017 PAM_SHELLS(8)