Microsoft® Exchange Server 2003 Unleashed

Securing and Maintaining an Exchange Server 2003 Implementation

One of the greatest advantages of Exchange Server 2003 is its emphasis on security. Along with Windows Server 2003, Exchange Server 2003 was developed during and after Microsoft's Trustworthy Computing initiative, which effectively put a greater emphasis on security over new features in the products. In Exchange Server 2003, this means that the OS and the application were designed with services “Secure by Default.”

With Secure by Default, all nonessential functionality in Exchange must be turned on if needed. This is a complete change from the previous Microsoft model, which had all services, add-ons, and options turned on and running at all times, presenting much larger security ...