RFC 9495: Certification Authority Authorization (CAA) Processing for Email Addresses

The Certification Authority Authorization (CAA) DNS resource record (RR) provides a mechanism for domains to express the allowed set of Certification…

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Outgoing relationships (7 related RFCs)

Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 8174: Ambiguity of Uppercase vs Lowercase in RFC 2119 Key Words
Normative reference — RFC 5234: Augmented BNF for Syntax Specifications: ABNF
Normative reference — RFC 5322: Internet Message Format
Normative reference — RFC 5891: Internationalized Domain Names in Applications (IDNA): Protocol
Normative reference — RFC 8659: DNS Certification Authority Authorization (CAA) Resource Record
Informative reference — RFC 5890: Internationalized Domain Names for Applications (IDNA): Definitions and Document Framework