ACTIVESIGNATURE does not need any installation on the Microsoft Exchange Server, only on the individual client machines. The solution uses the public folders in Microsoft Outlook, which means that the organization only needs access to these folders to install and use the application.

ACTIVESIGNATURE supports Microsoft Exchange 2010 and Microsoft Outlook 2007. ACTIVESIGNATURE also supports the following software:

• Clients: Microsoft Outlook 2000 up to and including Microsoft Outlook 2007.
• Server: Microsoft Exchange 5.5 up to and including Microsoft Exchange server 2010.

ACTIVESIGNATURE also supports Citrix and Terminal services, and the solution has passed Microsoft Platform Test for ISV Solutions, supplied by VeriTest.