On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels

This paper examines the secrecy performance of reconfigurable intelligent surface aided wireless communication systems. Specifically, we derive the secrecy outage probability (SOP), intercept probability, probability of non-zero secrecy capacity, and ergodic secrecy capacity (ESC) expressions over N...

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Main Authors: Ashutosh K. Yadav, Suneel Yadav, Anshul Pandey, Adão Silva
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:ICT Express
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2405959522000595
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author Ashutosh K. Yadav
Suneel Yadav
Anshul Pandey
Adão Silva
author_facet Ashutosh K. Yadav
Suneel Yadav
Anshul Pandey
Adão Silva
author_sort Ashutosh K. Yadav
collection DOAJ
description This paper examines the secrecy performance of reconfigurable intelligent surface aided wireless communication systems. Specifically, we derive the secrecy outage probability (SOP), intercept probability, probability of non-zero secrecy capacity, and ergodic secrecy capacity (ESC) expressions over Nakagami-m fading channels. We further evaluate the asymptotic SOP expressions to get some insights into the secrecy diversity order under two scenarios of interest; (1) when the signal-to-noise ratio approaches infinity, and (2) when the main-to-eavesdropper ratio tends to infinity. Also, we analytically show the effect of reflecting element density on the ESC performance. The numerical and simulation studies verify our analytical findings.
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spelling doaj.art-b2e7be16657c48c7aafaf4a018ef169d2023-06-25T04:43:18ZengElsevierICT Express2405-95952023-06-0193452458On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channelsAshutosh K. Yadav0Suneel Yadav1Anshul Pandey2Adão Silva3Department of Electronics and Communication Engineering, Indian Institute of Information Technology Allahabad, Prayagraj, 211015, IndiaDepartment of Electronics and Communication Engineering, Indian Institute of Information Technology Allahabad, Prayagraj, 211015, India; Corresponding author.Secure Systems Research Center, Technology Innovation Institute, Abu Dhabi 9639, United Arab EmiratesInstituto de Telecomunicações (IT) and Departamento de Eletrónica, Telecomunicações e Informática (DETI), University of Aveiro, 3810-193 Aveiro, PortugalThis paper examines the secrecy performance of reconfigurable intelligent surface aided wireless communication systems. Specifically, we derive the secrecy outage probability (SOP), intercept probability, probability of non-zero secrecy capacity, and ergodic secrecy capacity (ESC) expressions over Nakagami-m fading channels. We further evaluate the asymptotic SOP expressions to get some insights into the secrecy diversity order under two scenarios of interest; (1) when the signal-to-noise ratio approaches infinity, and (2) when the main-to-eavesdropper ratio tends to infinity. Also, we analytically show the effect of reflecting element density on the ESC performance. The numerical and simulation studies verify our analytical findings.http://www.sciencedirect.com/science/article/pii/S2405959522000595Reconfigurable intelligent surfacePhysical layer securitySecrecy outage probabilityErgodic secrecy capacityNakagami-m fading channels
spellingShingle Ashutosh K. Yadav
Suneel Yadav
Anshul Pandey
Adão Silva
On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
ICT Express
Reconfigurable intelligent surface
Physical layer security
Secrecy outage probability
Ergodic secrecy capacity
Nakagami-m fading channels
title On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
title_full On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
title_fullStr On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
title_full_unstemmed On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
title_short On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
title_sort on the secrecy performance of ris enabled wireless communications over nakagami m fading channels
topic Reconfigurable intelligent surface
Physical layer security
Secrecy outage probability
Ergodic secrecy capacity
Nakagami-m fading channels
url http://www.sciencedirect.com/science/article/pii/S2405959522000595
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