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11.2
Get Nonce
Command:
Task ID
'65' or ‘56’
‘46’
Function ID
'27'
Length
Length of data
Data
•
Length of NONCE
•
CR NONCE, 16 bytes
Response:
Result byte
If success, return ACK.
If failed, return NAK <Error Code>
Task ID
'56' or ‘65’
‘46’
Function ID
‘27’
Length
Length of data
Data
•
Length of NONCE
•
PINPAD NONCE, 16 bytes
Note:
1.
This command must be used just before a command is issues that requires NONCE values.
2.
NONCE is active after this command and will be used in checks and calculations. After a NONCE
is used (in a check or calculation), it is NOT allowed to use the same NONCE value again. After
one side completes a command that uses this NONCE, it will reset the NONCE value to indicate
there is no active NONCE value.
11.3
Get DUKPT KSN
Command:
Task ID
'65' or '75' or ‘78’
‘46’
‘Function ID
'3E’
Length
Length of data