payShield host commands

PIN operations

payShield QK — Translate Account Number for LMK encrypted PIN

answers with QL

Rebind a PIN held under the LMK from an old PAN to a new one

Fields

FieldWhat it holds
PIN under LMK16 hex chars, or 'M' + 32 hex under an AES LMK
Old PAN12-19 digit card number
New PAN12-19 digit card number

On the wire

Complete host messages. Each runs against the KeyLab simulator as printed. The header is four zeros here; the device echoes back whatever you send.

Translate Account Number for LMK encrypted PIN

0000QKM3D74E877D3F3F62B049262C1B5E485214000001234567899;1122223333444444;

4-char headercommand67 chars of fields
Send QK to the simulator

Opens the simulator with this command already filled in.

PIN operations