Barracuda Email Firewall
To add Guardian Mail.
Go to BLOCK/ACCEPT -> IP Reputation in Barracuda, and under Custom External RBLs, add:
<APIKEY>.combined.mail.abusix.zone
Replace <APIKEY> with “Your API key” from your account in app.stg-abusixcom-staging.kinsta.cloud.
And select “BLOCK.”
Example
Once set up, you will see “Blocked” items in the Message Log, and within those, the messages that Guardian Mail blocked.
Example
