公开(公告)号：US11144650B2

公开(公告)日：2021-10-12

申请号：US16426848

申请日：2019-05-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Ki-Tak Kim ,  Ki-Seok Bae ,  Jin-Su Hyun ,  Young-Moon Sonn ,  Hyo-Sun Hwang

IPC: H04L29/04 ,  G06F21/00 ,  G06F21/60 ,  H04L9/08

Abstract: A semiconductor device for provisioning secure information of a demander includes a device key storage configured to store a device key provisioned by a supplier of the semiconductor device, a master key generator configured to generate, based on the device key and demander data provisioned by the demander, a master key of the demander by using a first operation shared with the supplier and a second operation shared with the demander, and a cryptographic engine configured to perform a cryptographic operation based on the master key.