Specifications
51 specifications
Internet Standard
RFC 9110
HTTP Semantics
RFC 9111
HTTP Caching
RFC 9112
HTTP/1.1
RFC 5321
Simple Mail Transfer Protocol
RFC 5322
Internet Message Format
RFC 6376
DomainKeys Identified Mail (DKIM) Signatures
RFC 2920
SMTP Service Extension for Command Pipelining
RFC 1035
Domain Names - Implementation and Specification
RFC 1034
Domain Names - Concepts and Facilities
RFC 6891
Extension Mechanisms for DNS (EDNS(0))
RFC 959
File Transfer Protocol (FTP)
Proposed Standard
RFC 9113
HTTP/2
RFC 9114
HTTP/3
RFC 6585
Additional HTTP Status Codes
RFC 7807
Problem Details for HTTP APIs
RFC 9457
Problem Details for HTTP APIs
RFC 6749
The OAuth 2.0 Authorization Framework
RFC 6750
The OAuth 2.0 Authorization Framework: Bearer Token Usage
RFC 7519
JSON Web Token (JWT)
RFC 6266
Use of the Content-Disposition Header Field in the HTTP Protocol
RFC 7239
Forwarded HTTP Extension
RFC 6455
The WebSocket Protocol
RFC 8288
Web Linking
RFC 7208
Sender Policy Framework (SPF) for Authorizing Use of Domains in Email
RFC 3207
SMTP Service Extension for Secure SMTP over Transport Layer Security
RFC 6531
SMTP Extension for Internationalized Email
RFC 4033
DNS Security Introduction and Requirements
RFC 4034
Resource Records for the DNS Security Extensions
RFC 4035
Protocol Modifications for the DNS Security Extensions
RFC 8484
DNS Queries over HTTPS (DoH)
RFC 7858
Specification for DNS over Transport Layer Security (TLS)
RFC 7692
WebSocket Per-Message Compression
RFC 8441
Bootstrapping WebSockets with HTTP/2
RFC 8307
Well-Known URIs for the WebSocket Protocol
RFC 2228
FTP Security Extensions
RFC 2428
FTP Extensions for IPv6 and NATs
RFC 4217
Securing FTP with TLS
RFC 3659
Extensions to FTP
RFC 3261
SIP: Session Initiation Protocol
RFC 3262
Reliability of Provisional Responses in SIP
RFC 3263
Session Initiation Protocol (SIP): Locating SIP Servers
RFC 6665
SIP-Specific Event Notification
Historic
RFC 7235
Hypertext Transfer Protocol (HTTP/1.1): Authentication
RFC 7231
Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content
RFC 2616
Hypertext Transfer Protocol — HTTP/1.1
RFC 7540
Hypertext Transfer Protocol Version 2 (HTTP/2)
RFC 3265
Session Initiation Protocol (SIP)-Specific Event Notification