… security breaches. As an effective complement to conventional high-layer encryption methods,
physical layer security … means to guarantee secure wireless communication. The essential …

… severe uplink interference from the UAV to cellular BSs. Nevertheless, the security of NOMA-…
networks, cooperative communications, and physical layer security for wireless systems. …

… Recently, physical-layer security towards NOMA has been … We adopt them for this secure
NOMA model to see their … izes the uplink NOMA wiretap setting and makes the secure scenario …

… In future studies, an extension of C-NOMA to uplink transmission and multilevel modulation
will be considered. Furthermore, evaluation in multi-cell environments and lowdensity parity …

… connectivity, physical layer security and non-orthogonal multiple access (NOMA) are studied
… of MEC offloading security. In this paper, we consider an uplink NOMA-based MEC system …

… the above security problem, the existing research mainly focused on physicallayer-security
(PLS… UAVs collaboration framework for uplink secure rate maximization in NOMA-enabled IoT …

… secure and energy-efficient transmission among multiple users. The physical layer security
of a NOMA … ergy efficiency of an uplink NOMA transmission with the constraint of security, the …

… In this paper, we propose the new user selection scheme for multi-near and multi-far user
NOMA systems using opportunistic scheduling. It is noteworthy that in uplink/downlink …

… downlink and uplink … NOMA-based transmission may introduce new security and privacy
challenges. We introduce the channel modes relevant to the physical layer security of NOMA …

… layer security of a composite network, which includes both the uplink and downlink non-orthogonal
multiple access (NOMA… as interface between the uplink and downlink NOMA system. …