PCI DSS DMARC Requirement: What Section 5.4.1 Requires

Kind of a weird post, since it acknowledges in the first 1/3rd that you don't need DMARC for PCI compliance.

> The best practice is a policy banning PAN over email, instant messaging, SMS, and chat entirely.

Sounds silly to me. A PAN should never even touch an employee's computer.

this article takes more time to read than dmarc takes to implement