Why Haven't You Set Up DMARC Yet?
ID: 4b56d9d5-4892-57c9-b35d-2c363b75e59f
STIX ID: report--4b56d9d5-4892-57c9-b35d-2c363b75e59f
Feed Name: Dark Reading
This article explains how SPF, DKIM, and DMARC work together to prevent domain spoofing, summarizes adoption trends (about 7.9 million domains with DMARC and only a minority BIMI-ready), and provides practical guidance: start DMARC in reporting mode, advance policies from “none” to “quarantine” to “reject,” monitor DMARC reports regularly, rotate DKIM keys, and consider managed services for complex or legacy email infrastructures to avoid breaking legitimate mailflows.
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