Reference document

Org
IETF
Pubnum
RFC 4954
Date
2007-07
Version
Title
SMTP Service Extension for Authentication

Applicability

This document defines a Simple Mail Transport Protocol (SMTP) extension whereby an SMTP client may indicate an authentication mechanism to the server, perform an authentication protocol exchange, and optionally negotiate a security layer for subsequent protocol interactions during this session. This extension includes a profile of the Simple Authentication and Security Layer (SASL) for SMTP.

Responsible Party

Name
FMN CPWG

Status

URI
https://www.ietf.org/rfc/rfc4954.txt

History

Flag Date RFC Version
added 2001-11-20 0.3
changed 2003-07-31 0.5
changed 2005-09-15 0.7
changed 2010-10-30 5
changed 2017-01-14 9-17 10
changed 2022-12-20 14-62 15
UUID
ed34dc7d-7cae-4e3a-b838-2d0c3533e935

Relationships

This standard is used by the following service profiles: