Because credit card payment does not require a password, you only need to enter the card number, expiration date, CVV2 code of the last three digits of the signature on the back of the card and the mobile phone number reserved by the card in the bank to complete online payment. There is no need for a credit card transaction password in the whole process, and the reserved mobile phone has not received the SMS dynamic verification code sent by the bank.
Extended data:
Simple credit card encryption payment: when using simple encryption credit card mode to pay, when the buyer inputs the credit card information into the browser window or other e-commerce equipment, the credit card information is simply encrypted and transmitted safely from the buyer to the seller through the network as encrypted information.
A credit card is a credit certificate issued by a commercial bank or a credit card company to eligible consumers. Consumers with credit cards can go to specialized commercial service departments for shopping or spending, and then the bank will settle accounts with merchants and cardholders, and cardholders can overdraw within the prescribed limits.
Previously, the quota of UnionPay's small confidential visa-free business was set to 300 yuan. From June 2065438 1, the single limit of unionpay's small confidential and visa-free payment business was raised to 1000 yuan.
Unionpay United Bank has set up special compensation for cardholders and provided 72-hour card loss protection service. That is to say, for UnionPay cards (including "China UnionPay Express") below 1000 yuan, if the card is lost or stolen, the cardholder can get compensation for stolen consumption within 72 hours before reporting the loss, and each cardholder can pay a maximum of 30,000 yuan per year.
Small confidential visa exemption-Bank of Communications