Anti-theft method of bank card

Abstract

The invention discloses an anti-theft method of a bank card, wherein the same bank card is separately bound to at least two accounts, the two accounts comprise a first account and a second account, the first account corresponds to a first user, the second account corresponds to a second user, and the first account and the second account manage the bank card together. The method includes following steps: obtaining information of the bank card, and separately binding the bank card to the first account and the second account, inputting biological characteristic information of the first user for at least twice, and sending the biological characteristic information to a bank card card-issuing bank system; inputting biological characteristic information of the second user for at least twice, and sending the biological characteristic information to the bank card card-issuing bank system; and verifying the biological characteristic information of the first user through a mobile terminal of the first user and verifying the biological characteristic information of the second user through a mobile terminal of the second user during transaction through the bank card. By employing the method, unauthorized use of the bank card can be prevented, and the security of user transaction is effectively improved.

Description

technical field [0001] The invention relates to the technical field of computers, in particular to a bank card anti-theft method. Background technique [0002] With the popularization of e-commerce, bank cards have been stolen and used in an endless stream. Previously, theft was limited to credit cards, but now it has gradually covered almost all bank cards, causing high property losses for cardholders. It is particularly important to ensure the transaction security of bank cards and prevent the occurrence of fraudulent brushing and embezzlement incidents. [0003] Chinese patent application 200610117300.3 discloses a method and device for preventing bank card theft by using two-dimensional code technology. The method obtains a graphic signature containing the cardholder's signature information through a two-dimensional code generating device, and uses the graphic signature to make a bank card with an anti-theft function, and finally reads the above graphic signature throug...

AI Technical Summary

Problems solved by technology

[0007] Compared with the prior art, the bank card anti-theft method disclosed in the present invention solves the problem of managing the bank card with a single account (single person) in the prior art by using the technical solution of two accounts (two users) to jointly manage the bank card. The safety performance is not high, which can easily cause the problem of bank card theft, which can prevent the bank card from being stolen, and effectively improve the security of user transactions

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