On December 23, according to reports from the financial community, information from the State Intellectual Property Office showed that Nokia Technologies Co., Ltd. applied for a patent titled "Device Method and Computer Program" with publication number CN119155674A, and the application date is June 2024. The patent abstract shows that there is provided an apparatus, method and computer program for use with a user equipment to perform the following: encrypt a digital asset using a first key to form an encrypted digital asset; provide the encrypted digital asset and an index for the encrypted digital asset to a first network function; and provide an identification of the encrypted digital asset to a first entity.