RFC 6066
名称 : Transport Layer Security (TLS) Extensions: Extension Definitions
https://datatracker.ietf.org/doc/rfc6066/
This document provides specifications for existing TLS extensions. It is a companion document for RFC 5246, "The Transport Layer Security (TLS) Protocol Version 1.2". The extensions specified are server_name, max_fragment_length, client_certificate_url, trusted_ca_keys, truncated_hmac, and status_request.
TLS 1.2 に伴う TLS 拡張についての RFC
RFC 8446 (TLS 1.3) により更新されている
#RFC