# CyberSource.Ucv1sessionsTransientTokenResponseOptions

## Properties
Name | Type | Description | Notes
------------ | ------------- | ------------- | -------------
**includeCardPrefix** | **Boolean** | Use the transientTokenResponseOptions.includeCardPrefix field to choose your preferred card number prefix length: 6-digit, 8-digit, or no card number prefix.  Possible values: - True - False<br><br>  To select the type of card number prefix: - No field included: A 6-digit prefix is returned (default) - True: An 8-digit prefix is returned - False: No prefix is returned<br><br>  The following conditions apply: - 8-digit card number prefixes only apply to Discover, JCB, Mastercard, UnionPay, and Visa brands with 16-digit card numbers or more. - Any card with less than 16-digit numbers will return a 6-digit prefix even when the transientTokenResponseOptions.includeCardPrefix field is set to true. - Any card brand other than Discover, JCB, Mastercard, UnionPay, or Visa will return a 6-digit prefix even when the transientTokenResponseOptions.includeCardPrefix field is set to true. - If any card brand is co-branded with Discover, JCB, Mastercard, UnionPay, or Visa, an 8-digit prefix will be returned if the transientTokenResponseOptions.includeCardPrefix field is set to true.<br><br>  **Important:**  If your application does NOT require a card number prefix for routing or identification purposes, set the transientTokenResponseOptions.includeCardPrefix field to False.  This will minimize your personal data exposure.<br><br>  Optional field: This field cannot be configured through the Merchant Experience screens in the Business Center and if required should be provided on a per‑transaction basis in the uc/v1/sessions API request.  | [optional]