公开(公告)号：US20220116228A1

公开(公告)日：2022-04-14

申请号：US17560743

申请日：2021-12-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Juneho LEE ,  Youngjae YOON ,  Sehun SHIM ,  Jongoh HUR

IPC: H04L9/32 ,  H04L9/30

Abstract: An electronic apparatus including a memory, a communication interface, and a processor configured to store, in the memory, a first certificate including first certification information and a first electronic signature corresponding to the first certification information received from a first server based on an application data request, and store a second certificate including second certification information and a second electronic signature corresponding to the second certification information received from a second server. The processor obtains first hash data by decrypting the first electronic signature using a public key of the second server included in the second certification information, and second hash data by converting the first certification information. verifies the first server based on the first hash data and the second hash data, and controls, based on a the first server being verified, the communication interface to transmit a request signal for the application data to the first server.