Physical layer security analysis of IRS-based downlink and uplink NOMA networks

SP Le, HN Nguyen, NT Nguyen, CH Van, AT Le… - EURASIP Journal on …, 2023 - Springer
In recent years, the development of intelligent reflecting surface (IRS) in wireless
communications has enabled control of radio waves to reduce the detrimental impacts of …

Active RIS Enabled Secure NOMA Communications With Discrete Phase Shifting

C Gong, H Li, S Hao, K Long… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Active reconfigurable intelligent surface (RIS) is deemed a prospective candidate to
compensate the double fading attenuation caused by the passive RIS, where each element …

Performance analysis of STAR-RIS assisted secure cognitive NOMA-HARQ networks

X Sheng, X Li, G Chen, G Huang… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
In this letter, we carry out the performance analysis of the simultaneously transmitting and
reflecting reconfigurable intelligent surface (STAR-RIS) in the hybrid automatic repeat …

Secrecy at physical layer in NOMA with cooperative jamming

S Sharma, SD Roy, S Kundu - 2020 National Conference on …, 2020 - ieeexplore.ieee.org
We have proposed and analyzed secrecy performance of a network architecture which
contains a source, two destinations, a friendly jammer (FJ) and an eavesdropper (Eve). To …

Reliable and secure transmission in multiple antennas hybrid satellite-terrestrial cognitive networks relying on NOMA

HN Nguyen, NL Nguyen, NT Nguyen, AT Le… - IEEE …, 2020 - ieeexplore.ieee.org
We study a hybrid satellite-terrestrial cognitive network (HSTCN) relying on non-orthogonal
multiple access (NOMA) interconnecting a satellite and multiple terrestrial nodes. In this …

STAR-RIS assisted secure transmission for downlink multi-carrier NOMA networks

Y Zhang, Z Yang, J Cui, P Xu, G Chen… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This paper investigates the secrecy performance for simultaneously transmitting and
reflecting reconfigurable intelligent surface (STAR-RIS) assisted downlink multi-carrier non …

Simultaneous information relaying and jamming via IRS to secure NOMA networks

M Ji, J Chen, L Lv, Q Wu, Z Ding… - 2022 14th International …, 2022 - ieeexplore.ieee.org
This paper proposes a new simultaneous information relaying and jamming (SIRJ) scheme
based on a multi-functional intelligent reflecting surface (IRS) to improve physical layer …

Robust beamforming design for RIS-aided NOMA secure networks with transceiver hardware impairments

Q Zhang, J Liu, Z Gao, Z Li, Z Peng… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Integrating reconfigurable intelligent surface (RIS) and non-orthogonal multiple access
(NOMA) provides a promising solution to support large-scale secure communications …

Deep Reinforcement Learning Based Uplink Security Enhancement for STAR-RIS-Assisted NOMA Systems With Dual Eavesdroppers

X Qin, Z Song, J Wang, S Du, J Gao… - IEEE Internet of …, 2024 - ieeexplore.ieee.org
This paper investigates the simultaneous transmitting and reflecting reconfigurable
intelligent surface (STAR-RIS) assisted non-orthogonal multiple access (NOMA) systems …

Secrecy performance analysis of multi-antenna NOMA system with AF/DF relaying under external and internal eavesdropping scenarios

N Zaghdoud, AB Mnaouer, WH Alouane… - 2020 International …, 2020 - ieeexplore.ieee.org
Due to the successive interference cancellation (SIC) technique, Non orthogonal multiple
Access (NOMA) users have the capability of decoding the other paired users sharing the …