… antenna selection of directional modulation was optimized to enhance secrecy performance
of the user with high rate security … scheme was proposed to achieve a secure UAV-based …

… Layer Security (PLS) has got much attention for future wireless communication systems due
to its capability to provide security … In this article, security design requirements for NOMA and …

… In [20], Lei et.al considered a NOMA network wiretapped by … antennas with a max-min (MM)
transmit antenna selection (… impact of cooperative NOMA and multi-antenna techniques to …

… -antenna networks, [17] proposed optimal antenna selection and suboptimal antenna selection
schemes to secure … exact and asymptotic SOP for both schemes were derived. While in …

… leakage in NOMA-IoT systems, we develop a novel two-way training scheme to detect pilot
spoofing attack and a robust secure beamforming design for providing secure transmission, …

… system with the hybrid multicastunicast scheme. Novel transmit antenna selection schemes
were designed in [30] by Lei et al. to safeguard the secure transmission in the single-input …

… (R-IBFD) cooperative communication scheme is proposed in this article that involves Full-Duplex
(FD) and Non-Orthogonal Multiple Access (NOMA) technologies. The proposed R-IBFD …

… physical-layer security (PLS) of UAV-based CR systems, and … in the presence of NOMA,
where multiple-antenna UAVs are … antenna UAV design brings the advantages of multi-antenna …

… FD-NOMA, HD-NOMA and HD-OMA systems. Finally, … NOMA system is capable of
outperforming the HD-NOMA and HD-OMA systems in terms of the security and reliability of the …

… secure NOMA scheme based on physical-layer security concepts is proposed. The proposed
scheme … Therefore, securing NOMA systems against internal eavesdroppers is the main …