You must have domain administrator-level privileges to install Mail Security.
The server system requirements are as follows:
Ensure that the components.NET Framework, MDAC, and DirectX are installed before you install Mail Security.
Adobe Acrobat Reader is not a requirement to install and run Mail Security. However, it is required to view the reports that are generated in .pdf format. You can download Adobe Acrobat Reader from www.adobe.com. You must also have Internet Explorer 8.0 or later to view the reports.