Rule Config: DMARC

Domain-based Message Authentication, Reporting and Conformance (DMARC) is an email authentication policy and reporting protocol. It builds on the DKIM and SPF protocols to detect and prevent email spoofing. Here, you can select the options that affect a DMARC policy rule.

  1. Enable or disable DMARC Aggregate reports.

    Aggregate reports are sent periodically to sender domain owner by Sophos Email Appliance.

  2. Select Next.