Improvement of Electromagnetic Side-Channel Information Measurement Platform

Research has shown that when a microcontroller (MCU) is powered up, the emitted electromagnetic radiation (EMR) patterns are different depending on the executed instructions. This becomes a security concern for embedded systems or the Internet of Things. Currently, the accuracy of EMR pattern recogn...

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Main Authors: Shih-Yi Yuan, Wei-Sheng Liu
Format: Article
Language:English
Published: MDPI AG 2023-03-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/6/2917
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author Shih-Yi Yuan
Wei-Sheng Liu
author_facet Shih-Yi Yuan
Wei-Sheng Liu
author_sort Shih-Yi Yuan
collection DOAJ
description Research has shown that when a microcontroller (MCU) is powered up, the emitted electromagnetic radiation (EMR) patterns are different depending on the executed instructions. This becomes a security concern for embedded systems or the Internet of Things. Currently, the accuracy of EMR pattern recognition is low. Thus, a better understanding of such issues should be conducted. In this paper, a new platform is proposed to improve EMR measurement and pattern recognition. The improvements include more seamless hardware and software interaction, higher automation control, higher sampling rate, and fewer positional displacement alignments. This new platform improves the performance of previously proposed architecture and methodology and only focuses on the platform part improvements, while the other parts remain the same. The new platform can measure EMR patterns for neural network (NN) analysis. It also improves the measurement flexibility from simple MCUs to field programmable gate array intellectual properties (FPGA-IPs). In this paper, two DUTs (one MCU and one FPGA-MCU-IP) are tested. Under the same data acquisition and data processing procedures with similar NN architectures, the top1 EMR identification accuracy of MCU is improved. The EMR identification of FPGA-IP is the first to be identified to the authors’ knowledge. Thus, the proposed method can be applied to different embedded system architectures for system-level security verification. This study can improve the knowledge of the relationships between EMR pattern recognitions and embedded system security issues.
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spelling doaj.art-47cbec30854b449ebbda25ff29320b832023-11-17T13:43:25ZengMDPI AGSensors1424-82202023-03-01236291710.3390/s23062917Improvement of Electromagnetic Side-Channel Information Measurement PlatformShih-Yi Yuan0Wei-Sheng Liu1Department of Communication Engineering, Feng Chia University, Taichung 40724, TaiwanDepartment of Communication Engineering, Feng Chia University, Taichung 40724, TaiwanResearch has shown that when a microcontroller (MCU) is powered up, the emitted electromagnetic radiation (EMR) patterns are different depending on the executed instructions. This becomes a security concern for embedded systems or the Internet of Things. Currently, the accuracy of EMR pattern recognition is low. Thus, a better understanding of such issues should be conducted. In this paper, a new platform is proposed to improve EMR measurement and pattern recognition. The improvements include more seamless hardware and software interaction, higher automation control, higher sampling rate, and fewer positional displacement alignments. This new platform improves the performance of previously proposed architecture and methodology and only focuses on the platform part improvements, while the other parts remain the same. The new platform can measure EMR patterns for neural network (NN) analysis. It also improves the measurement flexibility from simple MCUs to field programmable gate array intellectual properties (FPGA-IPs). In this paper, two DUTs (one MCU and one FPGA-MCU-IP) are tested. Under the same data acquisition and data processing procedures with similar NN architectures, the top1 EMR identification accuracy of MCU is improved. The EMR identification of FPGA-IP is the first to be identified to the authors’ knowledge. Thus, the proposed method can be applied to different embedded system architectures for system-level security verification. This study can improve the knowledge of the relationships between EMR pattern recognitions and embedded system security issues.https://www.mdpi.com/1424-8220/23/6/2917EMR measurement platformEMR side-channel effectsNN model dataset building
spellingShingle Shih-Yi Yuan
Wei-Sheng Liu
Improvement of Electromagnetic Side-Channel Information Measurement Platform
Sensors
EMR measurement platform
EMR side-channel effects
NN model dataset building
title Improvement of Electromagnetic Side-Channel Information Measurement Platform
title_full Improvement of Electromagnetic Side-Channel Information Measurement Platform
title_fullStr Improvement of Electromagnetic Side-Channel Information Measurement Platform
title_full_unstemmed Improvement of Electromagnetic Side-Channel Information Measurement Platform
title_short Improvement of Electromagnetic Side-Channel Information Measurement Platform
title_sort improvement of electromagnetic side channel information measurement platform
topic EMR measurement platform
EMR side-channel effects
NN model dataset building
url https://www.mdpi.com/1424-8220/23/6/2917
work_keys_str_mv AT shihyiyuan improvementofelectromagneticsidechannelinformationmeasurementplatform
AT weishengliu improvementofelectromagneticsidechannelinformationmeasurementplatform