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RFC 8551
Title: Secure/Multipurpose Internet Mail Extensions (S/MIME)
Version 4.0 Message Specification
Author: J. Schaad,
B. Ramsdell,
S. Turner
Status: Standards Track
Stream: IETF
Date: April 2019
Mailbox: [email protected],
[email protected],
[email protected]
Pages: 63
Characters: 136849
Obsoletes: RFC 5751
I-D Tag: draft-ietf-lamps-rfc5751-bis-11.txt
URL: https://www.rfc-editor.org/info/rfc8551
DOI: 10.17487/RFC8551
This document defines Secure/Multipurpose Internet Mail Extensions
(S/MIME) version 4.0. S/MIME provides a consistent way to send and
receive secure MIME data. Digital signatures provide authentication,
message integrity, and non-repudiation with proof of origin.
Encryption provides data confidentiality. Compression can be used to
reduce data size. This document obsoletes RFC 5751.
This document is a product of the Limited Additional Mechanisms for PKIX and
SMIME Working Group of the IETF.
This is now a Proposed Standard.
STANDARDS TRACK: This document specifies an Internet Standards Track
protocol for the Internet community, and requests discussion and suggestions
for improvements. Please refer to the current edition of the Official
Internet Protocol Standards (https://www.rfc-editor.org/standards) for the
standardization state and status of this protocol. Distribution of this
memo is unlimited.
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