On Physical-Layer Authentication via Triple Pool Convolutional Neural Network

Publication Date

12-1-2020

Document Type

Conference Proceeding

Publication Title

2020 IEEE Globecom Workshops (GC Wkshps)

DOI

10.1109/GCWkshps50303.2020.9367391

Abstract

This paper introduces a novel physical-layer authentication scheme, called Triple Pool Convolutional Neural Network physical-layer authentication (TP-CNN-PHA), aiming to enable a lightweight user authentication mechanism based on physical-layer channel state information (CSI). We first introduce the TP-Net, which is characterized by jointly utilizing maximum pooling, average pooling, and global pooling on a globally connected CNN architecture. To assess its performance, we conduct two sets of experiments, including the one using simulated channel data, and the other one utilizing real experiment data generated from our wireless testbed. The result demonstrates the superiority of the proposed TP-CNN-PHA in terms of authentication accuracy and valid complexity reduction compared with all the considered counterparts, including the threshold-based authentication method.

Funding Number

2018YFB0904900

Funding Sponsor

China Scholarship Council

Keywords

channel state information (CSI), convolutional neural network (CNN), Edge computing, physical-layer authentication

Department

Applied Data Science

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