Before you Install

This section consists of everything you need to review and prepare before beginning your ExSign installation.

Whether you're deploying ExSign in a new Exchange Server environment or expanding an existing installation, these guides help you confirm that your infrastructure, network, and licensing are ready, so your installation goes smoothly and without unexpected interruptions.

The Before You Install section consists of the following:

• System Requirements - Learn about the hardware, software, and operating system prerequisites needed to run ExSign, including supported Exchange Server versions, server specifications, and required components.
• Firewall Ports You will Need Open - Learn which network ports must be open between ExSign components and your Exchange Server environment to ensure reliable communication and uninterrupted signature processing.
• Licensing for Exchange Server - Learn how ExSign licensing works for Exchange Server environments, including how licenses are calculated, applied, and managed across your organization.