Add an SMTP spam scan policy

With SMTP spam scan policies, you can specify filter criteria, action, and encryption for senders’ and recipients’ emails.

1. Go to Email > Policies, click Add a policy and then click SMTP spam scan.
2. Enter a name.
3. Specify the senders’ and recipients’ email address groups or domain groups. Specify an exact match or keyword match.
4. Specify the filter criteria based on which the policy applies the specified action.

   Option	Description
   Inbound email is	Criteria for spam, probable spam, virus outbreak, or probable virus outbreak
   Outbound email is	Criteria for spam, probable spam, virus outbreak, or probable virus outbreak
   Source IP/network address	Sender’s IP address or network address
   Destination IP/network address	Recipient’s IP address or network address
   Sender remote blacklist	Select the RBL group to check for sender
   Message size	Upper or lower limit of email size for scanning
   Message header	Header criteria For Other, enter the details. Specify an exact match or keyword match. Specify the keyword.
   Data control list	Select the data control list. Applies only to outbound emails.
   None	XG Firewall applies the action that you specify to all emails between the specified senders and recipients.

5. Specify the action.

   Option	Description
   Reject	Rejects email and notifies sender
   Accept	Delivers email Select the SPX template.
   Change recipient	Specify a recipient to send the email to. Emails won’t be delivered to the recipient specified in the email.
   Prefix subject	Adds prefix to subject and delivers email. Select the SPX template. Note You can specify a prefix that indicates the filter criteria. For example, if you specify the prefix “Probable spam” to the subject “Test email”, recipients receive an email with the subject “Probable spam: Test email”.
   Drop	Drops email without notifying sender
   Quarantine	Quarantines email

   Note You can apply SPX encryption only to outbound emails.
6. Click Save.