Email AuthenticationSam wallness
DMARC Setup Guide: Protect Your Domain From Email Spoofing
DMARC is the policy layer that makes SPF and DKIM enforceable — it tells receiving servers what to do when someone tries to spoof your domain. This guide covers how DMARC works, how to set up your DMARC record safely in stages, and how to read the reports that show who is actually sending as your domain.
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