RFC 8246: HTTP Immutable Responses

The immutable HTTP response Cache-Control extension allows servers to identify resources that will not be updated during their freshness lifetime. This…

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Outgoing relationships (4 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 7234: Hypertext Transfer Protocol (HTTP/1.1): Caching
Normative reference — RFC 7232: Hypertext Transfer Protocol (HTTP/1.1): Conditional Requests