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RFC 8551

Secure/Multipurpose Internet Mail Extensions (S/MIME) Version 4.0 Message Specification,April 2019

File formats:
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Status:
PROPOSED STANDARD
Obsoletes:
RFC 5751
Updated by:
RFC 9788
Authors:
J. Schaad
B. Ramsdell
S. Turner
Stream:
IETF
Source:
lamps (sec)

Cite this RFC:TXT  | XML  |  BibTeX

DOI:  https://doi.org/10.17487/RFC8551

Discuss this RFC: Send questions or comments to the mailing listspasm@ietf.org

Other actions:Submit Errata  | Find IPR Disclosures from the IETF  | View History of RFC 8551


Abstract

This document defines Secure/Multipurpose Internet Mail Extensions(S/MIME) version 4.0. S/MIME provides a consistent way to send andreceive secure MIME data. Digital signatures provide authentication,message integrity, and non-repudiation with proof of origin.Encryption provides data confidentiality. Compression can be used toreduce data size. This document obsoletes RFC 5751.


For the definition ofStatus,seeRFC 2026.

For the definition ofStream, seeRFC 8729.




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