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What is the dynamic password of Bank of China?

1. The so-called "mobile banking dynamic password" means that when you operate mobile banking, in order to confirm that it is you who is doing the operation, the bank will send you a text message to the mobile phone number you left in the bank at that time, which contains A password composed of several digits (mostly 6 to 8 digits) of numbers and letters. Because it changes at any time and is not a fixed password in advance, it cannot be deciphered. As long as your phone is not lost, only the owner, the cardholder, knows the password. Usually, this password expires after a few minutes. So it is a relatively safe protective measure. The condition is that the bank card, password and mobile phone cannot be stolen at the same time!

2. Dynamic password location: on the dynamic password card. The number on each dynamic password token is unique and different from others. When applying for online banking, the staff has associated the password token with the debit card, which means that you can only log in successfully with the password token in hand. Online banking.

Extended information

Dynamic password generation terminal

The current mainstream terminals used to generate dynamic passwords include hardware tokens, SMS passwords, mobile phone tokens, and software tokens Four kinds.

SMS password

SMS password requests a dynamic password containing 6 or more random numbers in the form of a mobile phone text message. The identity authentication system sends a random 6/8-digit password to On the customer's mobile phone, the customer enters this dynamic password when logging in or authenticating transactions, thereby ensuring the security of system identity authentication.

Hardware token

The most popular one currently is the hardware password token based on time synchronization. It changes the dynamic password every 60 seconds. The dynamic password is valid once and it generates 6 digits/8 Dynamic number.

Mobile Token

Mobile Token is a mobile client software. It is based on time synchronization and generates a random 6-digit dynamic password every 30 seconds. The password generation process There is no communication or cost, and it has the advantages of simple use, high security, low cost, no need to carry additional equipment, easy acquisition, and no logistics. Mobile phone tokens are the development trend of dynamic password identity authentication in the 3G era.

Baidu Encyclopedia: Dynamic password generation terminal