Non-orthogonal multiple access (NOMA), as a well-qualified candidate for sixth-generation
(6G) mobile networks, has been attracting remarkable research interests due to high …

Nonorthogonal multiple access (NOMA) is expected to be a promising technique for future
wireless networks. In this letter, we investigate the secrecy sum rate optimization problem for …

Non-orthogonal multiple access (NOMA) has been recognized as a promising technique for
providing high data rates in 5G systems. This letter is to study physical layer security in a …

Non-orthogonal multiple access (NOMA) is a prospective technology for radio resource
constrained future mobile networks. However, NOMA users far from a base station (BS) tend …

In this letter, we investigate the physical-layer security of an active reconfigurable intelligent
surface (ARIS)-assisted uplink single-input multi-output non-orthogonal multiple access …

In this letter, we propose deploying the intelligent reflecting surface (IRS) to enhance the
physical layer security in non-orthogonal multiple access (NOMA). The secrecy sum-rate of …

Spectrally-efficient secure non-orthogonal multiple access (NOMA) has recently attained a
substantial research interest for fifth generation development. This work explores crucial …

This paper studies the secure transmission for downlink multiple-input single-output (MISO)
non-orthogonal multiple access (NOMA) system in which imperfect channel state information …

In this paper, we study secrecy simultaneous wireless information and power transfer
(SWIPT) in downlink non-orthogonal multiple access (NOMA) systems comprising a base …

In this paper, we focus on securing the confidential information of massive multiple-input
multiple-output (MIMO) non-orthogonal multiple access (NOMA) networks by exploiting …