RFC 9549: Internationalization Updates to RFC 5280

The updates to RFC 5280 described in this document provide alignment with the 2008 specification for Internationalized Domain Names (IDNs) and includes…

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Outgoing relationships (17 related RFCs)

Updates, Normative reference — RFC 5280: Internet X.509 Public Key Infrastructure Certificate and Certificate Revocation List (CRL) Profile
Obsoletes, Informative reference — RFC 8399: Internationalization Updates to RFC 5280
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 3629: UTF-8, a transformation format of ISO 10646
Normative reference — RFC 5890: Internationalized Domain Names for Applications (IDNA): Definitions and Document Framework
Normative reference — RFC 3987: Internationalized Resource Identifiers (IRIs)
Normative reference — RFC 5891: Internationalized Domain Names in Applications (IDNA): Protocol
Normative reference — RFC 3492: Punycode: A Bootstring encoding of Unicode for Internationalized Domain Names in Applications (IDNA)
Normative reference — RFC 5892: The Unicode Code Points and Internationalized Domain Names for Applications (IDNA)
Normative reference — RFC 5893: Right-to-Left Scripts for Internationalized Domain Names for Applications (IDNA)
Normative reference — RFC 6530: Overview and Framework for Internationalized Email
Normative reference — RFC 6531: SMTP Extension for Internationalized Email
Normative reference — RFC 4518: Lightweight Directory Access Protocol (LDAP): Internationalized String Preparation
Normative reference — RFC 8398: Internationalized Email Addresses in X.509 Certificates
Informative reference — RFC 3490: Internationalizing Domain Names in Applications (IDNA)
Informative reference — RFC 5894: Internationalized Domain Names for Applications (IDNA): Background, Explanation, and Rationale

Incoming relationships (1 related RFC)

Normatively referenced by — RFC 9598: Internationalized Email Addresses in X.509 Certificates