RFC 2554

SMTP Service Extension for Authentication, March 1999

Canonical URL:
https://www.rfc-editor.org/rfc/rfc2554.txt
File formats:
Plain TextPDF
Status:
PROPOSED STANDARD
Obsoleted by:
RFC 4954
Author:
J. Myers
Stream:
[Legacy]

Cite this RFC: TXT  |  XML

DOI:  10.17487/RFC2554

Discuss this RFC: Send questions or comments to iesg@ietf.org

Other actions: Submit Errata  |  Find IPR Disclosures from the IETF


Abstract

This document defines an SMTP service extension [ESMTP] 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. [STANDARDS-TRACK]


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 4844.


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