The presence of correlated and imperfect channel state information (CSI) affects the secrecy
performance of cognitive radio networks (CRN). In this paper, we propose a physical layer …

With increasing the demand for transmitting secure information in wireless networks, device-
to-device (D2D) communication has great potential to improve system performance. As a …

This paper examines the secrecy performance of reconfigurable intelligent surface (RIS)-
enabled wireless communication systems. In particular, a wiretap communication system is …

Spectrum sharing (SS) and energy harvesting (EH) basically improve spectrum-and-energy
efficiencies required by modern communications systems. Nonetheless, most publications …

The multiple-input-multiple-output (MIMO) scheme enhances the capacity and reliability of
secure Internet of Things (IoT) communication systems. In this article, an MIMO secure IoT …

In this paper, we evaluate the secrecy performance of a wireless communication network
empowered with the reconfigurable intelligent surface (RIS) over Nakagami-m fading …

With the introduction of wireless communications in a diverse range of security-sensitive
scenarios such as healthcare, Smart Cities, internet-of-things (IoT) infrastructure, nuclear …

With the progress of communication technology, the increasing wireless devices are hooked
up the networks, and the consequent security problems cannot be ignored. At present, the …

The orthogonal space-frequency block coding (OSFBC) with orthogonal frequency division
multiplexing (OFDM) system reduces complexity in the receiver which improves the system …

This paper investigates the secrecy performance of multiple-input multiple-output systems
with a nonlinear energy harvesting (EH) scheme used at the transmitter to improve energy …