… outage and the secrecy performance of a two-users NOMA system with an untrusted user. The
… Zhang, “An optimization perspective of the superiority of NOMA compared to conventional …

… untrusted users as well as external eavesdroppers, we propose a novel priority-based secure
NOMA … through the NOMA technique and assisted by the IRS. According to the priorities of …

… The NOMA approach has received a lot of attention in an effort to boost spectral efficiency
[19,20,21]. The traditional orthogonal multiple access (OMA) approaches assign orthogonal …

… In particular, we discuss the secrecy performance point of view of the proposed scheme in
terms of the state of art schemes that concern the untrusted relaying based NOMA and OMA …

… Observing the secrecy issue among multiplexed NOMA users… , we focus on safeguarding
untrusted NOMA. Considering the … efficient in providing positive secrecy at all NOMA users. An …

… • The destination-aided jamming scheme using AN for cooperative OMA in [24]–[26] is
shown as an efficient approach to combat eavesdropping against untrusted relays in OMA. In …

… To this end, we study secure NOMA to provide positive secrecy rates at all untrusted users …
secure NOMA system with untrusted users from a secrecy fairness maximization point of view …

… To prevent information leakage and improve the secrecy sum rate, we propose a novel
NOMA-inspired jamming and relaying scheme for the scenario with a single-antenna …

… Adopting this information-theoretic point of view of PLS, … secrecy performance of the
two-user DF-NOMA system. • Exploring the different decoding sequences in the twouser DF-NOMA …

… Further, globally-optimized power control solution from secrecy fairness perspective is
obtained at a low computational complexity and, asymptotic approximation is obtained to gain …