User's Manual

PIN Pad 791 Programmer’s Manual (PCI POS-A) UDN PM0103-U Rev. 06
Section 9 – Online transaction messages with Master / Session keys 2015-04-20
Page228
Uniform Industrial Corp. Proprietary and Confidential Total 342 pages
Message Z62 PIN entry request with customized prompt (MK/SK)
Format: <STX>Z62.[account]<FS>[session key][minPIN][maxPIN]
[null flag][prompt1]<FS>[prompt2]<FS>[proc prompt]<FS>
[timeout]<ETX>[LRC]
Message length: Variable 39 to 100 bytes (max. 116 bytes for TDES session key).
Usage: Request the PIN pad to display the prompt message in this data frame, accept
customer PIN entry and encrypt it using the account number and working key sent
along in this message. Display the [proc prompt] when the PIN has been entered. The
encrypted PIN block should be retrieved via message 71.
NOTE: Z2/Z3 (PIN entry mode) required: If the [prompt1], [prompt2] and [proc prompt]
contains any string not listed in Appendix I (fixed prompt table for PIN entry), PIN pad
will send <EOT> and stop.
Aborting Transaction: Please refer to message 70.
PIN length: Although Z62 allow programmer to specify the maximum and minimum
PIN length, but it is not allowed to set the value of [maxPIN] and [minPIN] to exceed
ANSI x9.8 specification except allow null PIN.
Master key must be selected before transaction: Please refer to message 70.
Triple DES capability: Please refer to message 70.
Session Key: If the selected key is with usage “P0”, the session key should be all
zeros.