US 11,997,491 B2
Data transmission system and method, and apparatus thereof
Longhua Guo, Shanghai (CN); He Li, Shanghai (CN); and Jing Chen, Shanghai (CN)
Assigned to HUAWEI TECHNOLOGIES CO., LTD., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Jul. 20, 2021, as Appl. No. 17/380,455.
Application 17/380,455 is a continuation of application No. PCT/CN2020/072852, filed on Jan. 17, 2020.
Claims priority of application No. 201910055458.X (CN), filed on Jan. 21, 2019.
Prior Publication US 2021/0352481 A1, Nov. 11, 2021
Int. Cl. H04W 12/104 (2021.01); H04W 4/029 (2018.01)
CPC H04W 12/104 (2021.01) [H04W 4/029 (2018.02)] 20 Claims
OG exemplary drawing
 
1. A method implemented by an apparatus, wherein the method comprises:
calculating a first message authentication code of first location privacy setting data, wherein the first location privacy setting data are based on an entry or an update by a user of the apparatus;
sending, to a data management network element, the first message authentication code and the first location privacy setting data;
receiving, from the data management network element, a second message authentication code;
calculating a third message authentication code of the first location privacy setting data; and
determining that the first location privacy setting data is not tampered with when the second message authentication code is the same as the third message authentication code.