RFC 4616: The PLAIN Simple Authentication and Security Layer (SASL) Mechanism

This document defines a simple clear-text user/password Simple Authentication and Security Layer (SASL) mechanism called the PLAIN mechanism. The PLAIN…

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Outgoing relationships (8 related RFCs)

Updates, Informative reference — RFC 2595: Using TLS with IMAP, POP3 and ACAP
Normative reference — RFC 4346: The Transport Layer Security (TLS) Protocol Version 1.1
Normative reference — RFC 4234: Augmented BNF for Syntax Specifications: ABNF
Normative reference — RFC 3454: Preparation of Internationalized Strings ("stringprep")
Normative reference — RFC 4422: Simple Authentication and Security Layer (SASL)
Normative reference — RFC 4013: SASLprep: Stringprep Profile for User Names and Passwords
Informative reference — RFC 2244: ACAP -- Application Configuration Access Protocol
Informative reference — RFC 2554: SMTP Service Extension for Authentication

Incoming relationships (13 related RFCs)

Updated by, Normatively referenced by — RFC 8996: Deprecating TLS 1.0 and TLS 1.1
Normatively referenced by — RFC 6120: Extensible Messaging and Presence Protocol (XMPP): Core
Normatively referenced by — RFC 4954: SMTP Service Extension for Authentication
Normatively referenced by — RFC 9051: Internet Message Access Protocol (IMAP) - Version 4rev2
Normatively referenced by — RFC 5034: The Post Office Protocol (POP3) Simple Authentication and Security Layer (SASL) Authentication Mechanism
Informatively referenced by — RFC 5730: Extensible Provisioning Protocol (EPP)
Informatively referenced by — RFC 5802: Salted Challenge Response Authentication Mechanism (SCRAM) SASL and GSS-API Mechanisms
Informatively referenced by — RFC 7613: Preparation, Enforcement, and Comparison of Internationalized Strings Representing Usernames and Passwords
Informatively referenced by — RFC 8265: Preparation, Enforcement, and Comparison of Internationalized Strings Representing Usernames and Passwords
Informatively referenced by — RFC 4643: Network News Transfer Protocol (NNTP) Extension for Authentication
Informatively referenced by — RFC 5804: A Protocol for Remotely Managing Sieve Scripts
Informatively referenced by — RFC 6885: Stringprep Revision and Problem Statement for the Preparation and Comparison of Internationalized Strings (PRECIS)
Informatively referenced by — RFC 4959: IMAP Extension for Simple Authentication and Security Layer (SASL) Initial Client Response