To create your own allowed and blocked senders lists, an Email Security — Cloud administrator must enable the feature.
To add an email address or domain to your allowed senders list:
In the end user Web interface, click Allowed and Blocked Senders from the top navigation.
Click Add Entries.
In the Add Entries pop-up window, enter valid sender domains or email addresses one line at a time.
Click Allow.
The Allowed and Blocked Senders page updates to include the domains or addresses you added to your allowed senders list.
To add an email address or domain to your blocked senders list:
In the end user Web interface, click Allowed and Blocked Senders from the top navigation.
Click Add Entries.
In the Add Entries pop-up window, enter valid sender domains or email addresses one line at a time.
Click Block.
The Allowed and Blocked Senders page updates to include the domains or addresses you added to your blocked senders list.