RFC 9690

Use of the RSA-KEM Algorithm in the Cryptographic Message Syntax (CMS), February 2025

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Also available: XML file for editing
 
Status:
PROPOSED STANDARD
Obsoletes:
RFC 5990
Authors:
R. Housley
S. Turner
Stream:
IETF
Source:
lamps (sec)

Cite this RFC: TXT  |  XML  |   BibTeX

DOI:  https://doi.org/10.17487/RFC9690

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Abstract

The RSA Key Encapsulation Mechanism (RSA-KEM) algorithm is a one-pass (store-and-forward) cryptographic mechanism for an originator to securely send keying material to a recipient using the recipient's RSA public key. The RSA-KEM algorithm is specified in Clause 11.5 of ISO/IEC: 18033-2:2006. This document specifies the conventions for using the RSA-KEM algorithm as a standalone KEM algorithm and the conventions for using the RSA-KEM algorithm with the Cryptographic Message Syntax (CMS) using KEMRecipientInfo as specified in RFC 9629. This document obsoletes RFC 5990.


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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