RFC 7301: Transport Layer Security (TLS) Application-Layer Protocol Negotiation Extension

This document describes a Transport Layer Security (TLS) extension for application-layer protocol negotiation within the TLS handshake. For instances in which…

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Outgoing relationships (5 related RFCs)

Normative reference — RFC 2119: Key words for use in RFCs to Indicate Requirement Levels
Normative reference — RFC 5226: Guidelines for Writing an IANA Considerations Section in RFCs
Normative reference — RFC 5246: The Transport Layer Security (TLS) Protocol Version 1.2
Normative reference — RFC 3629: UTF-8, a transformation format of ISO 10646
Informative reference — RFC 5077: Transport Layer Security (TLS) Session Resumption without Server-Side State

Incoming relationships (28 related RFCs)

Updated by — RFC 8447: IANA Registry Updates for TLS and DTLS
Normatively referenced by — RFC 7540: Hypertext Transfer Protocol Version 2 (HTTP/2)
Normatively referenced by — RFC 9325: Recommendations for Secure Use of Transport Layer Security (TLS) and Datagram Transport Layer Security (DTLS)
Normatively referenced by — RFC 9460: Service Binding and Parameter Specification via the DNS (SVCB and HTTPS Resource Records)
Normatively referenced by — RFC 7838: HTTP Alternative Services
Normatively referenced by — RFC 8915: Network Time Security for the Network Time Protocol
Normatively referenced by — RFC 9209: The Proxy-Status HTTP Response Header Field
Normatively referenced by — RFC 8737: Automated Certificate Management Environment (ACME) TLS Application-Layer Protocol Negotiation (ALPN) Challenge Extension
Normatively referenced by — RFC 9622: An Abstract Application Programming Interface (API) for Transport Services
Normatively referenced by — RFC 7639: The ALPN HTTP Header Field
Normatively referenced by — RFC 9368: Compatible Version Negotiation for QUIC
Normatively referenced by — RFC 9952: Application-Layer Protocol Negotiation (ALPN) ID for CoAP over DTLS
Normatively referenced by — RFC 7443: Application-Layer Protocol Negotiation (ALPN) Labels for Session Traversal Utilities for NAT (STUN) Usages
Normatively referenced by — RFC 8740: Using TLS 1.3 with HTTP/2
Normatively referenced by — RFC 9289: Towards Remote Procedure Call Encryption by Default
Normatively referenced by — RFC 9765: RADIUS/1.1: Leveraging Application-Layer Protocol Negotiation (ALPN) to Remove MD5
Informatively referenced by — RFC 8095: Services Provided by IETF Transport Protocols and Congestion Control Mechanisms
Informatively referenced by — RFC 9525: Service Identity in TLS
Informatively referenced by — RFC 7568: Deprecating Secure Sockets Layer Version 3.0
Informatively referenced by — RFC 9258: Importing External Pre-Shared Keys (PSKs) for TLS 1.3
Informatively referenced by — RFC 8170: Planning for Protocol Adoption and Subsequent Transitions
Informatively referenced by — RFC 8922: A Survey of the Interaction between Security Protocols and Transport Services
Informatively referenced by — RFC 9205: Building Protocols with HTTP
Informatively referenced by — RFC 9849: TLS Encrypted Client Hello
Informatively referenced by — RFC 9170: Long-Term Viability of Protocol Extension Mechanisms
Informatively referenced by — RFC 9312: Manageability of the QUIC Transport Protocol
Informatively referenced by — RFC 9369: QUIC Version 2
Informatively referenced by — RFC 9761: Manufacturer Usage Description (MUD) for TLS and DTLS Profiles for Internet of Things (IoT) Devices