This article describes how to configure email archiving for all incoming emails in FortiMail.
Solution
Step 1: Configure an archive account for all incoming emails at Email Archiving > Archive Account.
Step 2: Go to Email Archiving > Policy > Archive Policy to create a new archive policy.
Step 3: For this example, some emails have been sent from different sender domains to the protected domain in FortiMail.
Step 4: From the cross-search log below, it indicates that the incoming emails from different sender domains have been sent to archive.
Step 5: Go to Monitor > Archive > Archive Account and select the archive account.
Step 6: Select the Inbox.
Step 7: It is possible to review all the archive emails here.
Step 8: Below is an example of one of the archived email.