PCI-DSS Compliance with DMARC Implementation Guide

This document is a data sheet that outlines the requirements for PCI-DSS compliance using DMARC (Domain-based Message Authentication, Reporting, and Conformance). It describes the role of the Payment Card Industry Security Standards Council in establishing security standards for organizations handling cardholder data. The document details the updates in PCI-DSS version 4.0, which includes new provisions for DMARC implementation as a future-dated requirement. It emphasizes the importance of DMARC alongside other email authentication measures like SPF and DKIM to enhance email security and governance. The document also presents Mimecast's DMARC Analyzer solution, designed to facilitate the implementation of DMARC, providing tools for visibility and control over email channels. It explains the steps involved in deploying DMARC, including publishing the DMARC record, collecting and analyzing data, authenticating sources, and enforcing policies. The document highlights the challenges organizations may face in achieving compliance and the benefits of using Mimecast's solution to streamline the process.