硬件木马综述

Survey on Hardware Trojan Horse

集成电路在设计或制造过程中会受到硬件木马的攻击,使芯片与硬件的安全性受到威胁。硬件木马技术逐渐受到重视,已成为当今一个新的研究热点。文章介绍了硬件木马的概念,对三种主要的硬件木马分类方法进行了分析;着重探讨了硬件木马的检测方法。对检测方法存在的问题与面临的挑战进行了分析,指出基于旁路信号分析的硬件木马检测方法是当前最主要的一种检测方法。

Integrated circuits are vulnerable to hardware Trojan horse either in design or during fabrication,which threatens security of chips and hardware.The hardware Trojan horse technology has raised serious concerns and become a new research focus.The concept of hardware Trojan horse was described,and three main classifications of hardware Trojan horses were analyzed.The state-of-the-art of hardware Trojan horse detection techniques were reviewed,and problems with detection methods and major challenges to be addressed in future researches were discussed.It has been pointed out that side channel signal analysis is the most important hardware Trojan horse detection method.