SMTP Listener is the bulitin SMTP server used to receive journaling mail traffic from mail server.
Force secure SMTP connectionto force mail server connecting to Spider with secure SMTP connection (via TLS or SSL).
Note: A valid ssl cert is required.
For better security, force mail server to perform SMTP authentication while forwarding email to Spider.
For simple access control, toggle on option
Reject connection if mail server address is not listed in Allowed Mail Servers below, then input the IP address(es) of your mail servers under the
Allowed Mail Serverssection.