US 12,218,936 B2
Device and method for accessing service using authentication of electronic device
Jieun Keum, Suwon-si (KR); and Oleksandr Andrieiev, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Appl. No. 17/598,600
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
PCT Filed Mar. 18, 2020, PCT No. PCT/KR2020/003716
§ 371(c)(1), (2) Date Sep. 27, 2021,
PCT Pub. No. WO2020/197160, PCT Pub. Date Oct. 1, 2020.
Claims priority of application No. 10-2019-0035181 (KR), filed on Mar. 27, 2019.
Prior Publication US 2022/0158998 A1, May 19, 2022
Int. Cl. H04L 9/40 (2022.01); H04L 9/32 (2006.01)
CPC H04L 63/0876 (2013.01) [H04L 9/3226 (2013.01); H04L 63/0823 (2013.01)] 10 Claims
OG exemplary drawing
 
1. An operation method performed by a cloud server, the operation method comprising:
receiving, from a service providing server, a request message for user data, wherein the request message includes an identifier of an electronic device;
based on the received identifier of the electronic device and a root certificate of a manufacturer server of the electronic device, verifying whether the received identifier of the electronic device is an identifier authenticated by the manufacturer server; and
based on the verification that the received identifier of the electronic device is an identifier authenticated by the manufacturer server, transmitting, to the service providing server, user data stored in the cloud server.