This page includes links to all standards reference documentation on which OpenDMARC is built.

## DMARC and Related Protocols

RFC7489: Domain-based Message Authentication, Reporting, and Conformance (DMARC) [INFORMATIONAL]
RFC7208: Sender Policy Framework (SPF) for Authorizing Use of Domains in Email, Version 1 [PROPOSED STANDARD]

## Email Format

RFC5322: Internet Message Format [DRAFT STANDARD]

## Reporting Authentication Results

RFC7601: Message Header Field for Indicating Message Authentication Status [PROPOSED STANDARD]
RFC6577: Authentication-Results Registration Update for Sender Policy Framework (SPF) Results [PROPOSED STANDARD]

## Abuse Reporting

RFC5965: An Extensible Format for Email Feedback Reports [PROPOSED STANDARD]
RFC6591: Authentication Failure Reporting Using the Abuse Reporting Format [PROPOSED STANDARD]

## Other Specifications

RFC2254: The String Representation of LDAP Search Filters [PROPOSED STANDARD]