Where is the security code of the bank card?

The security code of the bank card is on the surface of the bank card, generally printed with three or four digits above the bank card.

It should be noted that different types of bank cards will have different printed effects. Generally speaking, it is printed on the back of bank cards and consists of black fonts. However, we need to note that this security code is calculated by a series of complex algorithms after the bank extracts the effective service code of the card account. If you want to judge this code in your life, you can bring relevant certificates to the bank for consultation. Only the issuing bank and the cardholder of the bank card know what the number is, which also plays a very positive role in protecting our use safety.

Personal advice:

In daily life, you must change your password in time when using a bank card. Only in this way can we ensure the safety of our property. If there is a problem, you must seek the help of banking professionals in time.

Extended data:

Code security label: a security code can only be used once. When the consumer inquires once, the second inquiry system will prompt that the anti-counterfeiting code has been used, so that the consumer can easily find the counterfeit and refuse it.

Telephone Tracking-Find out the counterfeiter: By inquiring whether the calling telephone number in the record is the inquiry number 800 and 400 specified in the original code, whether the entered anti-counterfeiting code is 20 digits or 16 digits, and the times, place, time and telephone number when inquiring about the counterfeit code, the region and time where the counterfeit goods appear can be clearly judged. Through the scientific analysis of the abnormal query record data, and through the recorded telephone number, we can directly pay a return visit to the consumers who found the fake goods, so as to clearly understand the sales situation of the fake goods in the market; So as to find out the dens and places for counterfeiting, point out the direction and target for enterprises to counterfeit, reduce the cost and improve the efficiency of counterfeiting.