Configure TLS for email server

Transport Layer Security (TLS) provides a way to encrypt a communication channel between PI Notifications Service and the email server, as well as to a backup email server.

1. To start PI System Explorer, click Start > Programs > PI System > PI System Explorer.

2. Click on the PI System Explorer toolbar, or click File > Server Properties.

3. Click the Plug-Ins tab.

4. Scroll down to the Delivery Channel Plug-Ins section, then right-click Email and select Settings.

5. In the Email Delivery Channel Configuration window, click Authentication Options link under SMTP Server.

   Note: The same can be done for the Backup SMTP Server by clicking the link by the same name under it.

   Primary SMTP Server Authentication Options window opens.

6. Check Use TLS box to enable encryption with basic authentication. Otherwise, the username and password will be sent in plain text.