I believe if you publish a DMARC policy for your domain, to reject unauthenticated email from your domain, then the forged emails wouldn&#x27;t ever land in the inbox.<p><a href="https:&#x2F;&#x2F;support.google.com&#x2F;mail&#x2F;answer&#x2F;2451690" rel="nofollow">https:&#x2F;&#x2F;support.google.com&#x2F;mail&#x2F;answer&#x2F;2451690</a><p><a href="https:&#x2F;&#x2F;support.google.com&#x2F;a&#x2F;answer&#x2F;2466580" rel="nofollow">https:&#x2F;&#x2F;support.google.com&#x2F;a&#x2F;answer&#x2F;2466580</a>