When booking hotels and air tickets, you can spend only if you know the card number and password without a real card.
You don't need a password, just provide the credit card number, expiration date and the three digits behind it. The staff of Industrial Bank said that this is a normal payment method, but the cardholder really needs to take good care of the credit card and personal information.
when booking hotels, air tickets and other expenses, they are generally offline transactions. Offline transactions do not require a password, and the credit card number is directly provided to the merchant. In order to ensure the validity of the credit card, the merchant will generally ask the cardholder to provide a 3-digit verification code and the validity period of the credit card, which can be directly deducted after verification by the credit card organization.
Many cardholders think that as long as they keep their passwords well, nothing will happen. In fact, information such as ID number, birthday and mobile phone number is also very important. All the information on the card face of a credit card belongs to the key protection object, so you should not show it to others casually. It is best not to leave the credit card out of sight.
Extended information:
1. Only when the customer's credit card is stolen through signature authentication can he enjoy the loss protection of the bank, but he can't enjoy the above services by swiping the card or withdrawing cash through password. In addition, problems with credit card transactions through the Internet and telephone transfer transactions are also not covered.
2. There are two main categories:
(1) The annual fee is collected without the card. Because many consumers can't resist the temptation of gifts, they open extra credit cards, but they are not activated;
(2) Because many cardholders hold credit cards from several banks, it is inevitable that they will make mistakes or forget to swipe them.
People's Network-Credit cards can be used without a physical card and password.