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(8)

Author

pam_shells was written by Erik Troan <ewt@redhat.com>.

Referenced By

shells(5).

05/18/2017 Linux-PAM Manual