For those of us not in the loop, COSE[1] is CBOR Object Signing and Encryption, with CBOR being a binary JSON alternative. It is patterned off JOSE, the JSON standards which includes favorites like JWK.
Moving to something else that JSON for this kind of thing is reasonable given the issues with parsing JSON which can cause 2 implementation to interpret it in 2 different ways.
Moving to something else that JSON for this kind of thing is reasonable given the issues with parsing JSON which can cause 2 implementation to interpret it in 2 different ways.
https://seriot.ch/security/parsing_json.html