Patent ID: 11966299
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 14:
15. The method according to claim 13, wherein the user terminal further comprises an authentication information input component connected to the main controller; and the method further comprises:
sending, by the main controller, an authentication request instruction to the authentication information input component in response to receiving a data backup instruction;
collecting, by the authentication information input component, user authentication information, and sending an authentication response instruction to the main controller in response to receiving the authentication request instruction, wherein the authentication response instruction carries the authentication information; and, performing, by the main controller, authentication on the user based on the authentication information and prestored user information in response to receiving the authentication response instruction, and in response to the authentication succeeding, sending the first signal switching instruction to the first MUX, and sending the second signal switching instruction to the second MUX.