{
   "title":"HKDF-AES-256-09: Direct HKDF AES-256 - U id + u nonce + v id + v nonce",
   "input":{
      "plaintext":"This is the content.",
      "enveloped":{
         "protected":{
            "alg":"AES-CCM-16-128/64"
         },
         "recipients":[
            {
               "key":{
                  "kty":"oct",
                  "kid":"sec-256",
                  "use":"enc",
                  "k":"Dx4tPEtaaXiHlqW0w9Lh8B8uPUxbanmIl6a1xNPi8QA"
               },
               "protected":{
                  "alg":"HKDF-AES-256"
               },
               "unprotected":{
                  "kid":"our-secret",
                  "apu_id":"Sender",
                  "apv_id":"Recipient",
                  "apu_nonce":"S101",
                  "apv_nonce":"R102"
               }
            }
         ]
      },
      "rng_stream":[
         "BFE89563EE070CE187BDF1C472"
      ]
   },
   "intermediates":{
      "AAD_hex":"8367456E637279707443A1010A40",
      "CEK_hex":"0BBE94D6E4E8002B53A49B0181284A4C",
      "recipients":[
         {
            "Context_hex":"840A834653656E6465724453313031F68349526563697069656E744452313032F682188043A1012C"
         }
      ]
   },
   "output":{
      "cbor_diag":"96([h'A1010A', {5: h'BFE89563EE070CE187BDF1C472'}, h'C39A7F897356189F521B971BFED41D75B8683AB50D620D1619D978BC', [[h'A1012C', {-21: h'53656E646572', 4: h'6F75722D736563726574', -24: h'526563697069656E74', -22: h'53313031', -25: h'52313032'}, h'']]])",
      "cbor":"D8608443A1010AA1054DBFE89563EE070CE187BDF1C472581CC39A7F897356189F521B971BFED41D75B8683AB50D620D1619D978BC818343A1012CA5344653656E646572044A6F75722D7365637265743749526563697069656E743544533130313818445231303240"
   }
}