3 papers
cs.IT2025
Max-Min Secrecy Rate and Secrecy Energy Efficiency Optimization for RIS-Aided VLC Systems: RSMA Versus NOMA
Omar Maraqa, Sylvester Aboagye, Majid H. Khoshafa +1
Integrating VLC with the RIS significantly enhances physical layer security by enabling precise directional signal control and dynamic adaptation to the communication environment.…
cs.IT2025
Beyond Diagonal RIS-Aided Wireless Communications Systems: State-of-the-Art and Future Research Directions
Omar Maraqa, Majid H. Khoshafa, Olutayo O. Oyerinde +1
Integrating BD-RIS into wireless communications systems has attracted significant interest due to its transformative potential in enhancing system performance. This survey provides…
cs.IT2024
RIS-Assisted Physical Layer Security in Emerging RF and Optical Wireless Communication Systems: A Comprehensive Survey
Majid H. Khoshafa, Omar Maraqa, Jules M. Moualeu +5
Physical layer security (PLS) has received a growing interest from the research community for its ability to safeguard data confidentiality without relying on key distribution or e…