A.2.1. 128-Bit Symmetric Key

a42050231f4c4d4d3051fdc2ec0a3851d5b3830104024c53796d6d6574726963
313238030a

Figure 4: 128-Bit Symmetric COSE_Key as Hex String

{
  / k /   -1: h'231f4c4d4d3051fdc2ec0a3851d5b383'
  / kty /  1: 4 / Symmetric /,
  / kid /  2: h'53796d6d6574726963313238' / 'Symmetric128' /,
  / alg /  3: 10 / AES-CCM-16-64-128 /
}

Figure 5: 128-Bit Symmetric COSE_Key in CBOR Diagnostic Notation

A.2.1. 128-Bit Symmetric Key​

A.2.1. 128-Bit Symmetric Key