... how to more securely install, configure, and administer the Microsoft Exchange Server and associated clients The focus of these documents is Exchange Server 5.0 and 5.5, the Exchange Client, and ... the operating system The default permissions applied to the %SystemDrive% directory by the Guide to Secure Microsoft Windows NT Networks” will not allow installation of the Exchange Server to ... Roles The Exchange Administrator tool allows various degrees of administrative rights to be applied in fine detail to the various levels of the Exchange hierarchy Microsoft Exchange has a number of...