RFC 5451: Message Header Field for Indicating Message Authentication Status

This memo defines a new header field for use with electronic mail messages to indicate the results of message authentication efforts. Any receiver-side…

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Incoming relationships (11 related RFCs)

Updated by — RFC 6577: Authentication-Results Registration Update for Sender Policy Framework (SPF) Results
Obsoleted by — RFC 7001: Message Header Field for Indicating Message Authentication Status
Normatively referenced by — RFC 5617: DomainKeys Identified Mail (DKIM) Author Domain Signing Practices (ADSP)
Normatively referenced by — RFC 6591: Authentication Failure Reporting Using the Abuse Reporting Format
Normatively referenced by — RFC 5863: DomainKeys Identified Mail (DKIM) Development, Deployment, and Operations
Normatively referenced by — RFC 6377: DomainKeys Identified Mail (DKIM) and Mailing Lists
Normatively referenced by — RFC 6008: Authentication-Results Registration for Differentiating among Cryptographic Results
Normatively referenced by — RFC 6212: Authentication-Results Registration for Vouch by Reference Results
Informatively referenced by — RFC 6648: Deprecating the "X-" Prefix and Similar Constructs in Application Protocols
Informatively referenced by — RFC 6857: Post-Delivery Message Downgrading for Internationalized Email Messages
Informatively referenced by — RFC 7601: Message Header Field for Indicating Message Authentication Status