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In this paper, the secrecy analysis of physical layer when both the main and wiretap channels undergo $\kappa-\mu$ shadowed fading channel is investigated. In particular, the average secrecy capacity (ASC), secure outage probability (SOP),…

Information Theory · Computer Science 2018-04-26 Hussien Al-Hmood , H. S. Al-Raweshidy

In this paper, the physical layer security aspects of a wireless framework over {\alpha}-\k{appa}-{\mu} shadowed (AKMS) fading channel are examined by acquiring closed-form novel expressions of average secrecy capacity, secure outage…

Information Theory · Computer Science 2021-09-06 A. S. M. Badrudduza , S. H. Islam , M. K. Kundu , I. S. Ansari

In this paper, we analyse the performance of physical layer security over Fluctuating Beckmann (FB) fading channel which is an extended model of both the $\kappa-\mu$ shadowed and the classical Beckmann distributions. Specifically, the…

Information Theory · Computer Science 2019-04-18 Hussien Al-Hmood , H. S. Al-Raweshidy

An alternative or supplementary approach named as physical layer security has been proposed to afford an extra security layer on top of the conventional cryptography technique. In this paper, an overview of secrecy performance…

Information Theory · Computer Science 2020-12-15 Long Kong , Yun Ai , Lei Lei , Georges Kaddoum , Symeon Chatzinotas , Björn Ottersten

Most of the well-known fading distributions, if not all of them, could be encompassed by Fox's $H$-function fading. Consequently, we investigate the exact and asymptotic behavior of physical layer security (PLS) over Fox's $H$-function…

Information Theory · Computer Science 2019-05-10 Long Kong , Georges Kaddoum , Hatim Chergui

In this letter, the performance analysis of physical layer security over Fisher-Snedecor $\mathcal{F}$ fading channels is investigated. In particular, the average secrecy capacity (ASC), the secure outage probability (SOP), the lower bound…

Information Theory · Computer Science 2018-05-22 Hussien Al-Hmood , H. S. Al-Raweshidy

Physical layer security is investigated over mixture Gamma (MG) distributed fading channels with discrete inputs. By the Gaussian quadrature rules, closed-form expressions are derived to characterize the average secrecy rate (ASR) and…

Signal Processing · Electrical Eng. & Systems 2020-09-24 Chongjun Ouyang , Sheng Wu , Chunxiao Jiang , Julian Cheng , Hongwen Yang

The performance of physical-layer security of the classic Wyner's wiretap model over Fisher-Snedecor F composite fading channels is considered in this work. Specifically, the main channel (i.e., between the source and the legitimate…

Signal Processing · Electrical Eng. & Systems 2018-05-24 Osamah S. Badarneh , Paschalis C. Sofotasios , Sami Muhaidat , Simon L. Cotton , Khaled Rabie , Naofal Al-Dhahir

\textcolor{blue}{In} this paper, we investigate the performance of physical layer security (PLS) over reconfigurable intelligent surfaces (RIS)-aided wireless communication systems, where all fading channels are modeled with Fisher-Snedecor…

Information Theory · Computer Science 2023-04-14 Farshad Rostami Ghadi , Wei-Ping Zhu , Diego Martín

In this letter, we analyze the secrecy outage probability (SOP) over fluctuating two-ray fading channels but with a different definition from the one adopted in [5]. Following the new defined SOP, we derive an analytical closed-form…

Signal Processing · Electrical Eng. & Systems 2019-05-30 Hui Zhao , Liang Yang , Gaofeng Pan , Mohamed-Slim Alouini

In this paper, we consider the transmission of confidential information over a $\kappa$-$\mu$ fading channel in the presence of an eavesdropper, who also observes $\kappa$-$\mu$ fading. In particular, we obtain novel analytical solutions…

Information Theory · Computer Science 2015-07-27 Nidhi Bhargav , Simon L. Cotton , David E. Simmons

With increasing number of antennae in base stations, there is considerable interest in using beamfomining to improve physical layer security, by creating an `exposure region' that enhances the received signal quality for a legitimate user…

Information Theory · Computer Science 2016-08-03 Yuanrui Zhang , Youngwook Ko , Roger Woods , Alan Marshall

A simple approximation for the secrecy outage probability (SOP) over generalized-K fading channels is developed. This approximation becomes tighter as the average signal-to-noise ratio (SNR) of the wiretap channel decreases. Based on this…

Information Theory · Computer Science 2019-07-04 Hui Zhao , Yuanwei Liu , Ahemd Sultan-Salem , Mohamed-Slim Alouini

In this paper, we investigate the artificial noise-aided jamming design for a transmitter equipped with large antenna array in Rician fading channels. We figure out that when the number of transmit antennas tends to infinity, whether the…

Information Theory · Computer Science 2015-07-24 Jue Wang , Jemin Lee , Fanggang Wang , Tony Q. S. Quek

This paper investigates the performance of physical layer security (PLS) in fluid antenna-aided communication systems under arbitrary correlated fading channels. In particular, it is considered that a single fixed-antenna transmitter aims…

Information Theory · Computer Science 2024-09-18 Farshad Rostami Ghadi , Kai-Kit Wong , F. Javier Lopez-Martinez , Wee Kiat New , Hao Xu , Chan-Byoung Chae

We investigate the physical layer security over N-wave with diffuse power (NWDP) fading model, which is typically encountered in realistic wireless scenarios in the context of millimeter-wave communications and emerging 5G technologies.…

Secrecy outage probability (SOP) and secrecy rate (SR) of the reconfigurable intelligent surface (RIS) assisted wireless networks under Rician fading are investigated in this paper. More precisely, we enhance the secrecy performance of the…

Information Theory · Computer Science 2021-12-21 Thi Tuyet Hai Nguyen , Tien Hoa Nguyen

In this paper, we analyze the secrecy outage performance for more realistic eavesdropping scenario of free-space optical (FSO) communications, where the main and wiretap links are correlated. The FSO fading channels are modeled by the…

Information Theory · Computer Science 2021-03-17 Yun Ai , Aashish Mathur , Long Kong , Michael Cheffena

In this letter, the secrecy performance in cognitive radio networks (CRNs) over fluctuating two-ray (FTR) channels, which is used to model the millimetre wave channel, is investigated in terms of the secrecy outage probability (SOP).…

Signal Processing · Electrical Eng. & Systems 2019-04-15 Hui Zhao , Jiayi Zhang , Liang Yang , Gaofeng Pan , Mohamed-Slim Alouini

Ensuring physical-layer security in non-terrestrial networks (NTNs) is challenging due to their global coverage and multi-hop relaying across heterogeneous network layers, where the locations and channels of potential eavesdroppers are…

Signal Processing · Electrical Eng. & Systems 2026-02-10 Hyeonsu Lyu , Yumin Kim , Hyun Jong Yang
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