> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gr4vy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Setup 3DS card schemes

Once [3DS has been set up](./setup), configure a profile for each card scheme that
is supported through the connection.

| Field                      | Description                                                                                                                    |
| -------------------------- | ------------------------------------------------------------------------------------------------------------------------------ |
| **Acquirer BIN**           | The acquirer BIN for the supported card scheme.                                                                                |
| **Acquirer Merchant ID**   | The merchant ID provided by the acquirer used by your payment service.                                                         |
| **Merchant Name**          | Your merchant name. This is sent on to the 3-D Secure provider.                                                                |
| **Merchant Country Code**  | ISO 3166-1 numeric three-digit country code for this merchant account.                                                         |
| **Merchant Category Code** | The merchant category code or `MCC` for the merchant account. This describes the type of business, product or service offered. |
| **Merchant URL**           | The URL on which the payments are processed.                                                                                   |

<Info>
  **Where to find these details**

  Most of these identifiers can be found either in the payment service's
  dashboard or through their support channels. Please see the details for each of
  the **connectors** for more information.
</Info>