RFC 4954

E212795

RFC 4954 is an Internet standard that specifies the SMTP Authentication (SMTP AUTH) extension, enabling secure client authentication when sending email.

Try in SPARQL Jump to: Surface forms Statements Referenced by

All labels observed (1)

Label Occurrences
RFC 4954 canonical 2

Statements (47)

Predicate Object
instanceOf Internet standard
Request for Comments
abbreviation SMTP AUTH
appliesTo email clients
mail submission agents
mail transfer agents
area Applications Area
category Standards Track
defines SMTP AUTH
surface form: SMTP AUTH extension

SMTP AUTH
surface form: SMTP Authentication
definesCommand AUTH
definesReplyCode 235
334
432
454
534
535
538
documentType Standards-track RFC
doesNotDefine message encryption
message integrity protection
enables client authentication for email submission
secure client authentication when sending email
extends SMTP
surface form: ESMTP
focusesOn authentication in SMTP
goal prevent unauthorized use of SMTP servers for message submission
intendedUse email client to mail server authentication
submission of email by authenticated users
language English
obsoletes RFC 2554
protocol SMTP
surface form: Simple Mail Transfer Protocol
publishedBy Internet Engineering Task Force
surface form: IETF

Internet Engineering Task Force
relation part of the ESMTP extension framework
securityConsiderations discusses protection of authentication credentials
recommends use of TLS with SMTP AUTH
specifies AUTH SMTP service extension
mechanism negotiation for SMTP authentication
use of SASL mechanisms with SMTP
use of the AUTH command in SMTP
status Proposed Standard
stream IETF Stream
title SMTP AUTH
surface form: SMTP Service Extension for Authentication
updatesProtocol SMTP
uses SASL
SASL
surface form: Simple Authentication and Security Layer
workingGroup IETF ESMTP Working Group

Referenced by (2)

Full triples — surface form annotated when it differs from this entity's canonical label.

SMTP AUTH definedIn RFC 4954
RFC 2554 obsoletedBy RFC 4954