Secrecy Performance Analysis of Cooperative Multihop Transmission for WSNs under Eavesdropping Attacks [PDF]
Sensors, 2023 Multihop transmission is one of the important techniques to overcome the transmission coverage of each node in wireless sensor networks (WSNs). However, multihop transmission has a security issue due to the nature of a wireless medium.
Yosefine Triwidyastuti +3 more
doaj +2 more sources
Realistic Secrecy Performance Analysis for LiFi Systems [PDF]
IEEE Access, 2021 This paper studies the secrecy performance of light-fidelity (LiFi) networks under the consideration of random device orientation and partial knowledge of the eavesdroppers’ channel state information. Particularly, the secrecy capacity and secrecy
Hanaa Abumarshoud +3 more
doaj +4 more sources
Secrecy Performance of Cooperative Cognitive Radio Networks Under Joint Secrecy Outage and Primary User Interference Constraints [PDF]
IEEE Access, 2020 In this paper, we investigate the secrecy performance of a Cooperative Cognitive Radio Network (CCRN) in the presence of an eavesdropper (EAV). The secondary users (SUs) are subject to three constraints which include peak transmit power level and ...
Truong Xuan Quach +3 more
doaj +2 more sources
Jamming-Aided Secrecy Performance in Secure Uplink NOMA System
IEEE Access, 2020 A novel secrecy scenario of uplink non-orthogonal multiple access (NOMA) along with cooperative jammer(s) to improve secrecy performance is studied in this work.
Kaiwei Jiang, Weihua Zhou, Lingjie Sun
doaj +1 more source
Secrecy outage probability of a NOMA scheme and impact imperfect channel state information in underlay cooperative cognitive networks [PDF]
, 2020 Security performance and the impact of imperfect channel state information (CSI) in underlay cooperative cognitive networks (UCCN) is investigated in this paper.
Fazio, Peppino +4 more
core +1 more source
Secure Transmission in mmWave Wiretap Channels: On Sector Guard Zone and Blockages
Entropy, 2019 Millimeter-wave (mmWave) communication is one of the key enabling technologies for fifth generation (5G) mobile networks. In this paper, we study the problem of secure communication in a mmWave wiretap network, where directional beamforming and link ...
Yi Song +4 more
doaj +1 more source
Secrecy Performance of SIMO Underlay Cognitive Radio Networks Over α – μ Fading Channels
IEEE Access, 2021 This paper investigates the secrecy performance of a single-input multiple-output (SIMO) based underlay cognitive radio networks. In particular, a single-antenna secondary transmitter transmits its secret message to a multi-antenna equipped secondary ...
Suneel Yadav, Devendra Singh Gurjar
doaj +1 more source
Secure Communications in Millimeter Wave Ad Hoc Networks [PDF]
, 2017 Wireless networks with directional antennas, like millimeter wave (mmWave) networks, have enhanced security. For a large-scale mmWave ad hoc network in which eavesdroppers are randomly located, however, eavesdroppers can still intercept the confidential ...
Heath Jr, Robert W. +3 more
core +2 more sources
Comprehensive Physical Layer Security Analysis of FSO Communications Over Málaga Channels
IEEE Photonics Journal, 2020 In this article, we study the physical layer security of free-space optical (FSO) communications under different eavesdropping scenarios. More specifically, the secrecy performance of FSO communication employing intensity modulation/direct detection ...
Yun Ai +4 more
doaj +1 more source
On the secrecy performance of RIS-enabled wireless communications over Nakagami-m fading channels
ICT Express, 2023 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 ...
Ashutosh K. Yadav +3 more
doaj +1 more source