Shield Pages modules allows the administrator to secure any page in your website by password. You just need to go to configuration page of this module and add path, password. After that the added path will be password protected.
This module allow administrator to set global password for all shielded pages.This module allow administer to set multiple passwords for shielded page per path. This module provide bypass password protection of shielded pages permission also. All the shielded pages will be accessible by users having this permission.