When the personal credit information service platform passes the bank card authentication, you need to enter the UnionPay authentication code, and the specific acquisition method is as follows:

1. On the authentication mode selection page, select "Bank Card Mode" and click "Next";

2. Click the "Get UnionPay Verification Code" button on the "Bank Card Verification" page of the platform;

3. Pop-up page, enter the UnionPay system, and enter the bank card number in the page. The system will automatically judge whether it is a credit card or a debit card according to the bank card number, and display different input screens respectively, then enter the name, and select the certificate type (currently only supporting ID card verification) and certificate number. (Identity information must be consistent with the page reservation of banks and credit information centers);

4. The page displays the "UnionPay Verification Code" provided by UnionPay;

5. Return to the "Bank Card Verification" page of the Internet platform, enter the UnionPay verification code and the picture verification code, and click "Submit".

The above contents are for your reference. If there are business changes, please refer to the latest business rules.