Patent ID: 11893143
Assignee: HAINAN UNIVERSITY
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G

Claim 6:
7. The storage device according to claim 6, wherein
the cloud server further comprises an encryption sub-module;
the encryption sub-module is configured to acquire the security authentication information and to-be-stored data information, respectively perform a hash operation on the security authentication information and the to-be-stored data information through a function to obtain a first operation result and a second operation result, use the first operation result and the second operation result as parameters to respectively generate a public key and a private key through a key generation function, encrypt the to-be-stored data information with the private key, and send the public key to the cloud storage module; and
the cloud storage module is further configured to store the public key in a designated electronic storage chip.