"SIM shield authentication" refers to the security authentication method of online financial services developed by Bank of China and China Mobile. By integrating the traditional key and certificate functions into the SIM card, it can provide secure storage capability and computing processing capability, save user private key and user certificate information, and perform operations such as public key and private key generation, encryption and decryption operations, signature/verification, hash operations, etc.

The above contents are for your reference. Please refer to the actual business regulations.

If you have any questions, please contact online customer service of Bank of China.

You are cordially invited to download and use China Bank Mobile Banking APP or China Bank Cross-border GO APP to handle related business.