Samsung Electronics Co., Ltd.

Sunghoon Yoo

Bumhan Kim

Jinhyoung Kim

Kyunghee Lee

Sunjune Kong

Jeongil Kim

Byeonghwa Kim

Mincheol Jung

An electronic device and method of operating an electronic device are provided. The electronic device includes an integrated circuit including at least one key, at least one processor including the integrated circuit, and a memory operatively connected to the at least one processor. The memory stores instructions that, when executed, cause the at least one processor to obtain at least one piece of hardware information related to the electronic device, generate a signed certificate signing request including the at least one piece of hardware information, based on the at least one key, transmit the signed certificate signing request to an external electronic device, receive an attestation certificate generated based on the signed certificate signing request, from the external electronic device, and store the received attestation certificate in the memory.

Electronic device and method for generating attestation certificate based on fused key

A method and an apparatus for detecting a tampered application are provided. The method of detecting a tampered application includes acquiring a package of an application, extracting and installing a first execution code from the acquired package of the application, extracting a second execution code from the package of the application when an execution command of the application is received after the first execution code is installed, and performing a preset operation when the second execution code differs from the first execution code.

Method and apparatus for detecting tampered application

A method and apparatus for protecting the integrity of a mobile terminal are provided. The mobile terminal includes a secure world for preventing unauthorized access to resources, and a normal world other than the secure world. The integrity protection method for the mobile terminal includes sensing a power-on of the mobile terminal, verifying, by a trusted entity in the normal world, the integrity of a first subsequent entity, and sending, when an integrity breach is detected in the first subsequent entity, by the trusted entity, a modification indication signal to the secure world.

Integrity protection method and apparatus for mobile terminal

Growing community of inventors

Suwon-si, South Korea

Sunghoon Yoo