Credit card dynamic verification password refers to the verification password that needs to be entered when using a credit card

For daily personal use, it is often sent by mobile phone text message to the mobile phone number reserved in the bank. .

Dynamic passwords generate an unpredictable random number combination based on a special algorithm. Each password can only be used once. The mainstream generation forms include mobile phone text messages, hardware tokens, and mobile phone tokens.

The advantage of dynamic passwords is that they are easy to use and are platform-independent. They can be used smoothly through computers, mobile phones, and IPADs. They are widely used in online banking, online games, and telecommunications fields.