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Email security, explained in plain English

DMARC reports land in your inbox as unreadable XML. Most people ignore them — until emails start bouncing or landing in spam. These guides cover everything you need to know about email authentication, plain and simple.

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DMARCMar 15, 202610 min read

What Is DMARC? The Complete Guide to Email Authentication in 2026

Learn what DMARC is and how it protects your domain from email spoofing. This complete guide covers SPF, DKIM, DMARC policies, and how to read those confusing XML reports.

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