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1. (WO2016056120) INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD

Pub. No.:    WO/2016/056120    International Application No.:    PCT/JP2014/077180
Publication Date: Fri Apr 15 01:59:59 CEST 2016 International Filing Date: Sat Oct 11 01:59:59 CEST 2014
IPC: G06F 21/12
G06F 21/56
Applicants: HITACHI, LTD.
株式会社日立製作所
Inventors: HIRAMATSU, Masami
平松 雅巳
Title: INFORMATION PROCESSING DEVICE AND INFORMATION PROCESSING METHOD
Abstract:
The purpose of the present invention is to prevent externally caused illicit execution of an instruction. The present invention is an information processing device 1 which is provided with a processor and a memory and designed to prevent externally caused illicit execution of an instruction, said information processing device 1 being further provided with: a first random number generation unit 121 which generates a first random number; a function location acquisition unit 122 which acquires the memory location of a function constituting an executable program 6 loaded in the memory; a function relocation unit 123 which relocates the function to a location different from the acquired current location on the basis of the generated first random number; and a non-activation instruction location unit 124 which locates a non-activation instruction or an invalid instruction at the original location of the function that has been relocated to the different location.