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Domain-based Message Authentication
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Application Layer — Email
Protocol Overview
Full Name
Domain-based Message Authentication
Abbreviation
DMARC
OSI Layer
Application Layer
Category
Email
RFC
RFC 7489
About DMARC
Email policy protocol that builds on SPF and DKIM. Tells receivers how to handle messages that fail authentication and provides aggregate reports.
Application Layer
Email
Standards Reference
DMARC is defined in RFC 7489, published by the Internet Engineering Task Force (IETF). RFCs are the official standards documents for internet protocols and are freely available for public review.