Error "Your connection is not secure" when connecting to https websites with DPI-SSL enabled

Enabling the DPI-SSL on Content Filtering (DPI-SSL | Client Settings | Enable SSL Client Inspection | Content Filter) when connecting to https websites, the error "Your connection is not secure" is displayed in the browser, even if the website you're trying to access to is in an allowed category.

This issue can be caused by a missing DPI-SSL CA certificate in the browser.

This issue can be resolved by importing the SonicWall DPI-SSL Certificate into the Trusted Certificate Authorities on your OS. Here you can find some articles which show you how to do this.

• Distribute SonicWall DPI-SSL CA certificate to web browsers
• How to manually import the Client DPI-SSL CA certificate into Firefox browser
• How to Import the DPI-SSL CA certificate into the Windows Certificate store