How to authenticate a credit card?

Credit card authentication is provided by the credit information center of the central bank.

The website of the central bank's credit information center shows that credit cards and savings cards with online payment function of UnionPay can be authenticated. Specifically including:

Savings card: savings cards issued by ICBC, Agricultural Bank, Postal Savings Bank, Shanghai Pudong Development Bank, China CITIC Bank, Ping An Bank, Industrial Bank, China Everbright Bank, Shanghai Bank and Bank of Beijing.

Credit cards: Credit cards issued by ICBC, Bank of China, Bank of Communications, China Construction Bank, Minsheng Bank, Huaxia Bank, China Guangfa Bank, China CITIC Bank, China Everbright Bank, Ping An Bank and Bank of Beijing.

It should be pointed out that the function of bank card authentication is still in the trial stage.