This work considers a dual-functional radar and communication (DFRC) system with an
active reconfigurable intelligent surface (RIS) and a potential eavesdropper. Our purpose is …

Ensuring physical layer security is crucial for Dual-Function Radar-Communication (DFRC)
systems. The synergism of Artificial Noise (AN) and Reconfigurable Intelligent Surface (RIS) …

In this paper, we investigate an intelligent reflecting surface (IRS) aided secure dual-
functional radar and communication system where a dual-functional base station (BS) …

This paper investigates joint transmit beampattern and phase shifts optimization techniques
for a reconfigurable intelligent surface (RIS)-assisted multiple-input multiple-output (MIMO) …

A reconfigurable intelligent reflective surface (RIS)-assisted cognitive radio (CR) multiple-
input multiple-output (MIMO) secure communication system is considered. In the presence of …

Due to the inherent broadcast nature of wireless channels, wireless communication systems
are vulnerable to both eavesdropping and jamming attacks. In this letter, a secure …

We investigate the reconfigurable intelligent surface (RIS) assisted downlink secure
transmission where only the statistical channel of eavesdropper is available. To handle the …

Currently, the reconfigurable intelligent surface (RIS) has been applied to improve the
physical layer security in wireless networks. In this paper, we focus on the secure …

As one of the key technologies in the sixth-generation (6G) wireless network, reconfigurable
intelligent surfaces (RIS) have numerous applications in wireless communication. This study …

In this paper, an active RIS assisted multiple-input single-output system is studied, and we
focus on enhancing the achievable secrecy rate of legitimate user in the presence of an …