Parameters pertaining to the generation of the PIN block. Required if the service is to perform any operations on the encrypted PIN, such as translation.
PIN block format that was used when encrypting the PIN. Defaults to ISO_9564_FORMAT_0.
12 digit account number used when encrypting the PIN. When account number is a card number (PAN), this is the rightmost 12 digits excluding the check digit.
Index of the key under which the PIN block is encrypted. Where keys are exchanged in TR-31 KeyBlock format, this should be set to the key version number field of the key used for encryption. If this field is not populated, the most recently exchanged key will be used. Note that omitting this field may require a higher level of synchronization during automated key exchange in some environments.
{ "pinBlockFormat": "ISO_9564_FORMAT_0", "accountNumber": "string", "keyIndex": 0 }