cose-js/test/Examples/ecdh-direct-examples/p256-ss-hkdf-256-01.json

JavaScript COSE implementation

{
   "title":"p256-ss-hkdf-256-01: ECDH-SS direct w/ hkdf-sha-256 for 128-bit key",
   "input":{
      "plaintext":"This is the content.",
      "enveloped":{
         "protected":{
            "alg":"A128GCM"
         },
         "recipients":[
            {
               "key":{
                  "kty":"EC",
                  "kid":"meriadoc.brandybuck@buckland.example",
                  "crv":"P-256",
                  "x":"Ze2loSV3wrroKUN_4zhwGhCqo3Xhu1td4QjeQ5wIVR0",
                  "y":"HlLtdXARY_f55A3fnzQbPcm6hgr34Mp8p-nuzQCE0Zw",
                  "d":"r_kHyZ-a06rmxM3yESK84r1otSg-aQcVStkRhA-iCM8"
               },
               "protected":{
                  "alg":"ECDH-SS"
               },
               "unprotected":{
                  "kid":"meriadoc.brandybuck@buckland.example"
               },
               "sender_key":{
                  "kty":"EC",
                  "crv":"P-256",
                  "x":"7cvYCcdU22WCwW1tZXR8iuzJLWGcd46xfxO1XJs-SPU",
                  "y":"DzhJXgz9RI6TseNmwEfLoNVns8UmvONsPzQDop2dKoo",
                  "d":"Uqr4fay_qYQykwcNCB2efj_NFaQRRQ-6fHZm763jt5w"
               }
            }
         ]
      },
      "rng_stream":[
         "02D1F7E6F26C43D4868D87CEB2353161740AACF1F7163647984B522A848DF1C3C9CF4DF2FE6C632BF7886413F76E88523A8260B857D70B350027FD842B5E5947",
         "D7923E677B71A3F40A179643"
      ]
   },
   "intermediates":{
      "AAD_hex":"8367456E637279707443A1010140",
      "CEK_hex":"A6C2365CBC7672FBB5DB614B9A223AE3",
      "recipients":[
         {
            "Context_hex":"840183F6584002D1F7E6F26C43D4868D87CEB2353161740AACF1F7163647984B522A848DF1C3C9CF4DF2FE6C632BF7886413F76E88523A8260B857D70B350027FD842B5E5947F683F6F6F682188044A101381A",
            "Secret_hex":"8CA18423C89DB8842D5FD119F90E98650243AD77848BBBBE146FCFE2E802751D"
         }
      ]
   },
   "output":{
      "cbor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
      "cbor_diag":"96([h'A10101', {5: h'D7923E677B71A3F40A179643'}, h'55DE918D6CA1E33BEDE48DB6E48678A8159214E76B2099E74AA52F250B940D13C4E7AB78', [[h'A101381A', {-2: {-1: 1, -2: h'EDCBD809C754DB6582C16D6D65747C8AECC92D619C778EB17F13B55C9B3E48F5', -3: h'0F38495E0CFD448E93B1E366C047CBA0D567B3C526BCE36C3F3403A29D9D2A8A', 1: 2}, 4: h'6D65726961646F632E6272616E64796275636B406275636B6C616E642E6578616D706C65', -22: h'02D1F7E6F26C43D4868D87CEB2353161740AACF1F7163647984B522A848DF1C3C9CF4DF2FE6C632BF7886413F76E88523A8260B857D70B350027FD842B5E5947'}, h'']]])"
   }
}