RFC 7235 Hypertext Transfer Protocol (HTTP/1.1): Authentication
Superseded. What governs this material today:
- obsoleted by RFC 9110 — HTTP Semantics
The Hypertext Transfer Protocol (HTTP) is a stateless application- level protocol for distributed, collaborative, hypermedia information systems. This document defines the HTTP Authentication framework.
Not ingested in full here — read it on rfc-editor.org.