Differentsystemmodels utilizing nonorthogonal multiple access (NOMA) have been
successfully studied to meet the growing capacity demands of the Internet of Things IoT) …

Integrating reconfigurable intelligent surface (RIS) and non-orthogonal multiple access
(NOMA) provides a promising solution to support large-scale secure communications …

Observing the significance of spectrally-efficient secure non-orthogonal multiple access
(NOMA), this paper proposes a novel quality of service (QoS) aware secure NOMA protocol …

The massive connectivity requirement and security issues have become major factors
restricting the further development of the Internet of Things. Nonorthogonal multiple access …

Non-orthogonal multiple access (NOMA) aided unmanned aerial vehicle (UAV) is becoming
a promising technique for future wireless networks. However, its security remains a great …

In this article, with the aim to enhance the secure transmission and improve the utilization of
spectrum resources in Internet of Things (IoT), a multicarrier nonorthogonal multiple access …

This article focuses on covert communication in a distributed network with multiple
nonorthogonal multiple access (NOMA) systems, where each NOMA system is consisted of …

The key idea of non-orthogonal multiple access (NOMA) is to serve multiple users in the
same resource block to improve the spectral efficiency. Whereas due to the resource …

This paper investigates the physical layer security of non-orthogonal multiple access
(NOMA) based cooperative device-to-device (D2D) communications in cellular networks. In …

This paper studies the secure communications of a wireless-powered full-duplex
cooperative non-orthogonal multiple access (CoNOMA) system with a source node, a group …