RFC 8463 Proposed Standard Authentication

A New Cryptographic Signature Method for DomainKeys Identified Mail (DKIM)

This document adds a new signing algorithm, Ed25519-SHA256, to "DomainKeys Identified Mail (DKIM) Signatures" (RFC 6376). DKIM verifiers are required to implement this algorithm.

Status
Proposed Standard. On the standards track and stable enough to implement against. Most of the email stack stays at this level permanently.
Published
September 2018
Authors
J. Levine
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rfc-editor.org · DOI

Normative requirements

Every sentence in this RFC carrying an RFC 2119 keyword, with the section it came from. 0 must, 1 should, 0 may.

5 Choice and Strength of Keys and Algorithms

  • SHOULDSigners SHOULD implement and verifiers MUST implement the Ed25519-SHA256 algorithm.

Every current email RFC