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Why does China Industrial and Commercial Bank have two U shields?
One is responsible for entry, the other is responsible for approval, and the passwords are different, so they are kept and used respectively.

U shield is a tool for electronic signature and digital authentication of online banking. It has a built-in micro smart card processor, and uses 1024-bit asymmetric key algorithm to encrypt, decrypt and digitally sign online data to ensure the confidentiality, authenticity, integrity and non-repudiation of online transactions.

As a kind of digital electronic signature, U shield replaces shareholders to sign in the window of State Administration of Markets, which greatly reduces the pressure of the industrial and commercial window and the time cost for investors to come back to the window of State Administration of Markets to verify their identity, and also meets the rigid demand of current e-commerce and e-government. The supported banks are ICBC, CCB, BOC, ABC and Ping An, and companies can be registered.

Extended information 1, it is very simple to go to the bank to apply for a U shield. You only need to bring your ID card and a bank card of CCB, which is also a bank card opened with your ID card, and give it to the staff. The staff will tell you how to operate it.

2. When handling, pay attention to the password of U shield. This must not be leaked, not only to prevent others from seeing the password, but also to pay attention to the staff around you.

3. When handling the U shield in CCB, you must pay attention to your ID card, and don't stay in the hands of the staff for too long. You should also pay attention to whether the staff has made a copy of your ID card and whether it is with the folder where you handle the U shield. If the staff left it alone, ask why.

Baidu encyclopedia -U shield