On 64-bit versions of Windows that run Internet Information Server version 7 or later and on which a 64-bit system is installed, a 64-bit application pool is created during installation and is detected when BISMkApp is launched.
In a Windows Internet Information Server (IIS) environment, the security for your BIS web application and its program (service) and data files is provided by the built-in security mechanisms of IIS. These are based on the Web Application system maintained by IIS and can be manipulated by any user with sufficient Administrator privileges.