公开(公告)号：US20240178990A1

公开(公告)日：2024-05-30

申请号：US18520023

申请日：2023-11-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jinha HWANG ,  Inho KIM ,  Dongsun LEE ,  Jaemin RYu ,  Kyungim JUNG

IPC: H04L9/06 ,  G06F21/60

CPC classification number: H04L9/0637 ,  G06F21/602 ,  H04L9/0631

Abstract: An electronic device comprises: a first processor operating in a general non-secure environment; a second processor operating in a secure environment; a first memory allocated to the general non-secure environment; a second memory allocated to the secure environment; and a third memory shared in the general non-secure environment and the secure environment, wherein the second processor is configured to: encrypt at least a portion of secure data to generate an encrypted portion, the secure data generated by a trusted application executed in the secure environment, store the encrypted portion in the third memory, and store first information used to encrypt the at least a portion of the secure data and second information generated while encrypting the at least the portion of the secure data in the second memory, and wherein the first processor is configured to, store the encrypted portion stored in the third memory in the first memory.