Get PIN
This function accesses the cryptoprocessor and requests an encrypted pin. It allows the user to enter their password and encrypt it in DUKPT (Derived Unique Key Per Transaction) 3DE format for safety.
Parameter Configuration
This function requires you to configure a key slot number, a PAN number, an input timeout and a minimum and maximum PIN length. Refer to the Input Registers section to learn more.
Function ID
Register | Value |
|---|---|
110 | 3 |
Input Registers
Register | Description | Mandatory | Value |
|---|---|---|---|
390 | Key slot number from 0 to 99 | Yes | 0 to 99 |
391 | PAN number (Primary Account Number on the card) | Yes | From 13 to 19 digits. For EMV and EMV CTLS, prompt for tag 5A with the GET_EMV_TAG_VALUE function. |
392 | Timeout for customer input (in milliseconds) | Yes | 30 seconds = 30000 |
393 | Minimum PIN length | Yes | From 4 to 12 digits. It can't exceed the PIN's maximum length |
394 | Maximum PIN length | Yes | Up to 12 digits. It can't be shorter than the PIN's minimum length |
395 | Session key (only available if the type of key invoked is Master Session) | No | 32-digit hexadecimal string |
Output Registers
Register | Description | Value | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
112 | Call result |
| ||||||||||||||||
290 | PIN block | 16-digit hexadecimal string | ||||||||||||||||
291 | Keyless Signature Infrastructure (SKI). Available only if the key is DUKPT | 16-digit hexadecimal string |