RFC 9679

CBOR Object Signing and Encryption (COSE) Key Thumbprint, December 2024

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Also available: XML file for editing
 
Status:
PROPOSED STANDARD
Authors:
K. Isobe
H. Tschofenig
O. Steele
Stream:
IETF
Source:
cose (sec)

Cite this RFC: TXT  |  XML  |   BibTeX

DOI:  https://doi.org/10.17487/RFC9679

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Abstract

This specification defines a method for computing a hash value over a CBOR Object Signing and Encryption (COSE) Key. It specifies which fields within the COSE Key structure are included in the cryptographic hash computation, the process for creating a canonical representation of these fields, and how to hash the resulting byte sequence. The resulting hash value, referred to as a "thumbprint", can be used to identify or select the corresponding key.


For the definition of Status, see RFC 2026.

For the definition of Stream, see RFC 8729.




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