Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers

Abstract This letter is concerned with the physical layer security of the cooperative vehicular relay network where a source vehicle communicates with a destination vehicle via both a direct link in the presence of a location‐uncertain eavesdropping vehicle and an indirect link with the help of an a...

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Main Authors: Shanchuan Huang, Xiujie Huang, Shancheng Zhao, Siyun Tang, Lei Lin
Format: Article
Language:English
Published: Wiley 2022-06-01
Series:Electronics Letters
Online Access:https://doi.org/10.1049/ell2.12511
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author Shanchuan Huang
Xiujie Huang
Shancheng Zhao
Siyun Tang
Lei Lin
author_facet Shanchuan Huang
Xiujie Huang
Shancheng Zhao
Siyun Tang
Lei Lin
author_sort Shanchuan Huang
collection DOAJ
description Abstract This letter is concerned with the physical layer security of the cooperative vehicular relay network where a source vehicle communicates with a destination vehicle via both a direct link in the presence of a location‐uncertain eavesdropping vehicle and an indirect link with the help of an amplify‐and‐forward relay vehicle. Based on the double‐Rayleigh fading model for all links, an approximate analytical expression of the average secrecy capacity of the considered system is derived. This analysis on the average secrecy capacity is shown to be validated by Monte‐Carlo simulations and numerical computations. The simulation and numerical results also demonstrate the effects of the uncertainty of the eavesdropper's location and the relay's location on the average secrecy capacity.
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spelling doaj.art-adcaee5277104a9997359b312af710c32022-12-22T04:08:14ZengWileyElectronics Letters0013-51941350-911X2022-06-01581352452610.1049/ell2.12511Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppersShanchuan Huang0Xiujie Huang1Shancheng Zhao2Siyun Tang3Lei Lin4The College of Information Science and Technology Jinan University Guangzhou ChinaThe College of Information Science and Technology Jinan University Guangzhou ChinaThe College of Information Science and Technology Jinan University Guangzhou ChinaThe school of Mathematics and System Science Guangdong Polytechnic Normal University Guangzhou ChinaThe school of Mathematics and System Science Guangdong Polytechnic Normal University Guangzhou ChinaAbstract This letter is concerned with the physical layer security of the cooperative vehicular relay network where a source vehicle communicates with a destination vehicle via both a direct link in the presence of a location‐uncertain eavesdropping vehicle and an indirect link with the help of an amplify‐and‐forward relay vehicle. Based on the double‐Rayleigh fading model for all links, an approximate analytical expression of the average secrecy capacity of the considered system is derived. This analysis on the average secrecy capacity is shown to be validated by Monte‐Carlo simulations and numerical computations. The simulation and numerical results also demonstrate the effects of the uncertainty of the eavesdropper's location and the relay's location on the average secrecy capacity.https://doi.org/10.1049/ell2.12511
spellingShingle Shanchuan Huang
Xiujie Huang
Shancheng Zhao
Siyun Tang
Lei Lin
Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers
Electronics Letters
title Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers
title_full Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers
title_fullStr Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers
title_full_unstemmed Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers
title_short Secrecy performance evaluation of cooperative vehicular relay networks against location‐uncertain eavesdroppers
title_sort secrecy performance evaluation of cooperative vehicular relay networks against location uncertain eavesdroppers
url https://doi.org/10.1049/ell2.12511
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AT xiujiehuang secrecyperformanceevaluationofcooperativevehicularrelaynetworksagainstlocationuncertaineavesdroppers
AT shanchengzhao secrecyperformanceevaluationofcooperativevehicularrelaynetworksagainstlocationuncertaineavesdroppers
AT siyuntang secrecyperformanceevaluationofcooperativevehicularrelaynetworksagainstlocationuncertaineavesdroppers
AT leilin secrecyperformanceevaluationofcooperativevehicularrelaynetworksagainstlocationuncertaineavesdroppers