In 2003, China Industrial and Commercial Bank launched and obtained the national patent customer certificate U Shield, which is an advanced security tool provided by China Industrial and Commercial Bank for online banking. It is like a USB flash drive, like a shield, always protecting the safety of online banking funds.
This product is called "Second Generation U Shield", which is an upgraded version of U Shield. It is a kind of physical hardware with intelligent chip, and its appearance is similar to that of flash memory (that is, U disk). If online banking customers need to handle external payment business, they need to insert the "U shield" into the USB interface of the computer, enter the password, and complete the payment after repeated verification by the banking system.
Compared with ordinary U-Shield, the second-generation U-Shield mainly adds "Confirm" and "Cancel" buttons, as well as an LCD screen to display the transaction amount and account number.