Method of preventing money in bank card from being stolen

Abstract

The invention relates to bank card password stealing prevention, and belongs to a password change method, which solves the problems that the bank card is copied, the password is seen and the money in the card is stolen usually. The technical method for solving the problems comprises steps: 1, a recheck number of the bank card is increased or enhanced for further preventing a counterfeit card from being copied; 2, an orderly combination of the used password, a multiplication code and an addition code is used, each change of a new password is enhanced, and safety of the money in the bank card is further ensured; 3, the head and the tail of a solution are removed the middle is taken to form a password, the difficulty of being broken by a computer is enhanced forcefully, and a decimal point is used for removal, which is simpler and clearer; and 4, a withdrawal limit each time when the password is inputted is set, the password inputting times are added manually, and the safety of the bank card is multiplied. According to the method of preventing money in the bank card from being stolen, digital passwords can be used for a series of property deposit cards such as a bank card, an expense card and a medicare card.

Description

【Technical field】 [0001] The invention relates to the field of property security, in particular to a method for preventing funds in a bank card from being stolen. 【Background technique】 [0002] There are two types of bank cards used in the society: -2 in the picture of the magnetic stripe card and -1 in the picture of the chip card. When using the bank card and the password, the money in the bank card can be withdrawn, but the existing bank card is extremely safe. Sex is relatively poor. In real life, there are often news reports that many people have their own bank cards with them, but the money on the bank cards is taken away by other people in different places, and their bank cards are copied by others. Many of them were peeped or cracked by others; the security of chip cards in bank cards is much higher than that of magnetic stripe cards, but chip cards are not impossible to be copied. Although the technology of chip cards is much more complicated, it can be cracked Ad...

AI Technical Summary

Problems solved by technology

After all, we are careful when entering the password to avoid others from peeking at our password, and we are not fully sure that our bank card and password are safe, because we worry about our bank card every day. In your own hands, but whether the money in the bank card will be safe and will not be taken away by others, in real life, no one can guarantee the safety of the funds in the bank card, because the current bank card system has some loopholes, including the bank managers themselves I also have to admit that the bank cards used by customers have certain security loopholes. This conclusion can only prove that most of the bank cards we use are somewhat insecure

[0003] Bank cards can be easily copied by others. I feel a little scared when I think about it. I don’t know how our bank cards can be used to be at ease? Although the bank card is under our control, have the card number and password of our bank card been controlled by others? I don’t want to discuss whether the chip card is safe or not, because it has not been widely promoted in China. Chinese banks and media have very high expectations for it, thinking that the security of the chip card is very high, but I have seen foreign media say so. The article believes that the chip and password card technology is no longer safe, and the chip card does have loopholes, and it is still difficult to make up for the loopholes

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