Translate a PIN from LMK to ZPK Encryption

Command:

Translate a PIN from encryption under the LMK to encryption under a ZPK.

 

Field

Length & Type

Details

COMMAND MESSAGE

Message header

m A

(Subsequently returned to the Host unchanged).

Command code

2 A

Value JG.

Destination ZPK

16H or
1A+32H or 1A+48H

The ZPK under which the PIN block is to be encrypted; encrypted under LMK pair 06-07.

PIN block format

2 N

The format code for the PIN block.

Account number

12 N

The 12 right-most digits of the account number, excluding the check digit.

PIN

L N or LH

The PIN encrypted under LMK pair 02-03.

End message delimiter

1 C

Optional. Must be present if a message trailer is present. Value X’19.

Message trailer

n A

Optional. Maximum length 32 characters.

RESPONSE MESSAGE

Message header

n A

Returned to the Host unchanged.

Response code

2 A

Value JH.

Error code

2 N

00 : No errors

11 : ZPK parity error

12 : No keys loaded in user storage

13 : LMK error; report to supervisor

14 : Error in PIN from Host

15 : Error in input data

20 : PIN block data error

21 : Invalid user storage index

23 : Invalid PIN block format code

PIN block

16 H

The PIN block encrypted under the ZPK.

End message delimiter

1 C

Present only if present in the command message. Value X’19.

Message trailer

n A

Present only if present in the command message. Maximum length 32 characters.