sd-cwt-example.cbor-diag

/ cose-sign1 / 18( / sd_kbt / [
    / KBT protected / << {
        / alg / 1         : -7 / ES256 /,
        / typ / 16        : "application/kb+cwt",
        / kcwt /        13: << 18([  / issuer SD-CWT /
          / CWT protected / << {
            / alg /    1  : -35, / ES384 /
            / typ /    16 : "application/sd+cwt",
            / kid /    4  : 'https://issuer.example/cwt-key3',
            / sd_alg / 18 : -16  / SHA256 /
          } >>,
          / CWT unprotected / {
            / sd_claims / 17 : [  /these are the disclosures/
                <<[
                    /salt/   h'8d5c15fa86265d8ff77a0e92720ca837',
                    /claim/  501,  / inspector_license_number /
                    /value/  "ABCD-123456"
                ]>>,
                <<[
                    /salt/   h'86c84b9c3614ba27073c7e5a475a2a13',
                    /value/  1549560720  / inspected 7-Feb-2019 /
                ]>>,
                <<[
                    /salt/   h'30eef86edeaa197df7bd3d17dd89cd87',
                    /claim/  "region",
                    /value/  "ca" /California/
                ]>>
            ],
          },
          / CWT payload / << {
            / iss / 1   : "https://issuer.example",
            / sub / 2   : "https://device.example",
            / aud / 3   : "https://verifier.example",
            / exp / 4   : 1883000000,
            / iat / 6   : 1683000000,
            / cnf / 8   : {
              / cose key / 1 : {
                / alg: ES256 /  3: 35,
                / kty: EC2   /  1: 2,
                / crv: P-256 / -1: 1,
                / x / -2: h'768ed88626',
                / y / -3: h'6a48ccfd5d'
              }
            },
            /most_recent_inspection_passed/ 500: true,
            / redacted_claim_keys / 59(0) : [
                / redacted inspector_license_number /
                h'7e6e350907d0ba3aa7ae114f8da5b360' +
                h'601c0bb7995cd40049b98e4f58fb6ec0'
            ],
            /inspection_dates/ 502 : [
                / redacted inspection date 7-Feb-2019 /
                60(h'a0f74264a8c97655c958aff3687f1390' +
                   h'ed0ab6f64cd78ba43c3fefee0de7b835')
                / redacted inspection date 4-Feb-2021 /
                60(h'1e7275bcda9bc183079cd4515c5c0282' +
                   h'a2a0e9105b660933e2e68f9a3f40974b')
                1674004740,   / 2023-01-17T17:19:00 /
            ],
            / inspection_location / 503 : {
                "country" : "us",            / United States /
                / redacted_claim_keys / 59(0) : [
                    / redacted region /
                    h'c47e3b047c1cd6d9d1e1e01514bc2ec9' +
                    h'ed010ac9ae1c93403ec72572bb1e00e7',
                    / redacted postal_code /
                    h'0b616e522a05d8d134a834979710120d' +
                    h'41ac1522b056d5f9509cf7e850047302'
                ]
            }
          } >>,                    / end of issuer_sd_cwt payload /
          / CWT signature / h'3337af2e66959614'
        ])>>,  / end of issuer SD-CWT /
    }>>,     / end of KBT protected header
    / KBT unprotected / {},
    / KBT payload / << {
        / cnonce / 39    : h'e0a156bb3f',
        / aud     / 3    : "https://verifier.example",
        / iat     / 6    : 1783000000
    } >>,                              / end of kbt payload /
    / KBT signature / h'1237af2e678945'
])                                     / end of kbt /