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Those are pretty much all of the checks I want to make public but I’ll chat just a bit on corrective actions. When you’re filtering on so many rules, mistakes can happen. Radish Networks spam filtering uses a scoring system so one failed test might not drop the email. We also set the threshold for actions. Actions would include sending the message on as-is, or maybe sending it on but adding [SPAM] to the subject line. Or maybe we should quarantine the message and let the user decide on releasing the message in a daily report. And of course we have the action of throwing the message in the trash. There are a LOT of configuration options and our new system allows us to delegate what options are available to whom.
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