Credit cards are very convenient to use in our lives, so almost everyone has a credit card. However, there are also some hidden dangers in the use of credit cards, and cases of credit card fraud are common. If we are careless when using credit cards, we may be stolen by criminals. Especially today when telecommunications fraud is rampant, we must pay special attention to the safety of our cards. So, what knowledge should we learn about credit card security?

1. When we apply for a credit card, the bank will ask us to set a password ourselves. When we set passwords, try not to use simple numbers, repeated numbers, birthdays, license plate numbers, and other passwords that are easy to guess. This increases the security of your credit card. When we enter passwords with credit cards for daily consumption, we need to observe the surrounding situation to avoid criminals peeking into the passwords. It is best to cover the keyboard when entering passwords, and do not let others help swipe your credit cards.

2. When we go to the bank's self-service machine to withdraw money, if the card is swallowed or cannot be reflected, do not leave the bank immediately. Because some criminals will install a fake screen to deceive you, we should pay attention to see if the surroundings are being monitored. At the same time, go to the counter to seek help from bank staff, so as to avoid your credit card being stolen.

3. In our daily life, we should pay special attention to strange phone calls and text messages from any relatives and friends. Do not give your password to anyone who asks you for your mobile phone verification code or bank card password. Because some criminals will pretend to be bank staff or government officials to ask you for the verification code received on your mobile phone. This is most likely the verification code that criminals need to fill in when transferring money. If we rashly tell them the password, there is This may result in the money on the card being stolen.

Summary: We should be more careful when using credit cards and always be alert to the fraud methods of criminals. As long as we pay more attention every day, we will not be deceived.