Rspamd is an open-source spam filtering and email processing framework designed to evaluate messages based on a wide range of rules, including regular expressions, statistical analysis, and integrations with custom services like URL blacklists. The system analyzes each message and assigns a verdict, which the MTA can use to take further actions, such as rejecting the message or adding a spam indicator header. Additionally, Rspamd provides valuable information like potential DKIM signatures and suggested message … More
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