1. Log in to Trend Micro Email Security

    2. Under Inbound Protection, Select Connection Filtering > Sender Filter > Approved Senders

    3. Select the Add button, and on the popup screen, input:

        - *@mail-phishinsight.trendmicro.com

        and then Select Add to List

    4. Repeat the previous process and input:

        - pawt@mailrelaysrv.com

    5. The two domains should now be added to the Approved Sender List