… It was shown in [32] that, both secrecy rate and secure energy efficiency can be enhanced
… In this paper, we investigate security enhancement for downlink transmission in IoT networks…

In this letter, the use of intelligent reflecting surface (IRS) to enhance the physical layer
security of downlink wireless communication is investigated. Assuming a single-antenna …

… We study the physical layer security of the downlink RIS-aided transmission framework
for randomly located users in the presence of a multi-antenna eavesdropper. To show the …

This paper investigates the secrecy performance of a multiuser system that utilizes transmit
antenna selection scheme at the base station and adopts threshold-based selection diversity …

… We propose to enhance the reliability of physical-layer authentication using MAMO techniques
by the exploitation of as many of the physical-layer attributes as possible for improving …

… Sen, ‘‘RF-PUF: IoT security enhancement through authentication of wireless nodes using in-…
system security, physical layer security, artificial intelligence, and industrial communications. …

… The next section presents the system model of physical-layer security in wireless communications.
After that, we focus on the physical-layer security enhancement through diversity tech…

… (GSC) scheme to enhance the physical layer (PHY) security of a … thoroughly discussed the
PHY security enhancement of TAS … the PHY security enhancement with GSC at the receiver. …

… reduction and physical layer security enhancement, we … is utilized to enhance the physical
layer security. In encrypting, … low PAPR and high physical layer security. In the demonstration, …

… Security mechanisms that leverage physical layer characteristics have been … to enhance
5G wireless network security. This article proposes physical layer security enhancements to …