关于电磁辐射信号分析的芯片硬件木马检测_张鹏.pdf

2 　　　　　　 Vol.42　No.2 　2014 2 ACTA ELECTRONICA SINICA Feb.　2014 　 张　鹏, 王新成, 周　庆 (, 100072) 　　　:　, . ., ; , , .(AES-128), , . :　;;;; :　TN918　　　:　A　　　:　0372-2112 (2014)02-0341-06 URL:　 DOI:10.3969/j.issn.0372-2112.2014.02.020 Hardware Trojans Detection Based on Electromagnetic Emission Signals Analysis Z ANG Peng, WANG Xin-cheng,Z OU Qing (Science and Technology on Information Assurance Laboratory, Beijing 100072, China) Abstract:　Integrate circuits(ICs)may be inserted malicious circuits as a hardware Trojan during fabrication.A novel hard- ware Trojans non-destructive detection technique using the electromagnetic side channel signals of chips is proposed.The technique includes two steps.Firstly, the surface of chip is divided into smaller sub-blocks, and a suitable input vector set is generated with a special selection algorithm.Secondly, based on the projection pursuit withnegative entropy index, the detector could find out the data structure enables reflect high dimension special rules without obvious information loss, so as to attain the goal of feature abstraction and identification on side channel signals of IC chips.The detection experiments against an exemplaryA S-128hardware Trojan cir- cuit showed that the technique proposed in this paper could distinguish the difference of side channel signal s feature between the genuine chip and tested chip, and consequently could detect the existence of the hardware Trojan. Key words:　integrate circuit(IC);hardware Trojans;electromagnetic analysis;projection pursuit;Trojans detection [3, 4]