PROGRAM EXECUTION DEVICE

摘要

A program execution device capable of protecting a program against unauthorized analysis and alteration is provided. The program execution device includes an execution unit, a first protection unit, and a second protection unit. The execution unit executes a first program and a second program, and is connected with an external device that is capable of controlling the execution. The first protection unit disconnects the execution unit from the external device while the execution unit is executing the first program. The second protection unit protects the first program while the execution unit is executing the second program.

主权项

1. An information processing device comprising:
a first component including at least a first program for tamper detection; a second component including at least a second program for executing a task; and a non-transitory memory for loading at least the second component, wherein the first program of the first component judges whether or not at least part of the second program of the second component is tampered with, by using a tamper detection value in a secure environment, the tamper detection value is a first hash value, and the secure environment cannot be accessed outside of the secure environment.