Patent ID: 11861021
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 8:
9. A digital artwork management method for a digital artwork display device, wherein the digital artwork display device is assigned a device identifier, and the digital artwork management method comprises:
acquiring a use license, wherein the use license comprises the device identifier and a content key ciphertext obtained by encrypting a content key by using a device public key; and
decrypting the content key ciphertext by using a device private key corresponding to the device public key so as to obtain the content key, and decrypting an encrypted file that is obtained by using the content key so as to obtain an original file,
wherein the device identifier is obtained by performing a hash operation with an international mobile equipment identity, a product serial number, or a media access control address, of the digital artwork display device.