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Related papers: RIS-Assisted Physical Layer Security in Emerging R…

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Security at the physical layer (PHY) is a salient research topic in wireless systems, and machine learning (ML) is emerging as a powerful tool for providing new data-driven security solutions. Therefore, the application of ML techniques to…

Cryptography and Security · Computer Science 2023-05-18 Tiep M. Hoang , Alireza Vahid , Hoang Duong Tuan , Lajos Hanzo

The broadcast nature of wireless communication systems makes wireless transmission extremely susceptible to eavesdropping and even malicious interference. Physical layer security technology can effectively protect the private information…

Cryptography and Security · Computer Science 2021-12-30 Weiping Shi , Xinyi Jiang , Jinsong Hu , Yin Teng , Yang Wang , Hangjia He , Rongen Dong , Feng Shu , Jiangzhou Wang

In this work, novel physical layer security (PLS) schemes are proposed for orthogonal frequency-division multiplexing (OFDM) to secure both data and pilots. The majority of previous studies focus on only securing the data without…

Signal Processing · Electrical Eng. & Systems 2021-10-25 Salah Eddine Zegrar , Haji M. Furqan , Huseyin Arslan

Sixth generations (6G) systems will be required to meet diverse constraints in an integrated ground-air-space global network. In particular, meeting overly aggressive latency constraints, operating in massive connectivity regimes, with low…

Signal Processing · Electrical Eng. & Systems 2022-05-04 Arsenia Chorti

Reconfigurable intelligent surfaces (RISs), also known as intelligent reflecting surfaces (IRSs), or large intelligent surfaces (LISs), have received significant attention for their potential to enhance the capacity and coverage of wireless…

Signal Processing · Electrical Eng. & Systems 2021-05-05 Yuanwei Liu , Xiao Liu , Xidong Mu , Tianwei Hou , Jiaqi Xu , Marco Di Renzo , Naofal Al-Dhahir

Reconfigurable intelligent surfaces (RISs) are regarded as a promising emerging hardware technology to improve the spectrum and energy efficiency of wireless networks by artificially reconfiguring the propagation environment of…

Information Theory · Computer Science 2020-08-18 Xiaojun Yuan , Ying-Jun Angela Zhang , Yuanming Shi , Wenjing Yan , Hang Liu

Reconfigurable intelligent surface (RIS) technology offers significant promise in enhancing wireless communication systems, but its dual-use potential also introduces substantial security risks. This survey explores the security…

Signal Processing · Electrical Eng. & Systems 2025-10-14 Hetong Wang , Tiejun Lv , Yashuai Cao , Weicai Li , Jie Zeng , Pingmu Huang , Muhammad Khurram Khan

The extensive deployment of Low Earth Orbit (LEO) satellites introduces significant security challenges for communication security issues in Internet of Things (IoT) networks. With the rising number of satellites potentially acting as…

Networking and Internet Architecture · Computer Science 2024-07-08 Anna Talgat , Ruibo Wang , Mustafa A. Kishk , Mohamed-Slim Alouini

This letter investigates the secrecy performance of wireless communication systems assisted by a fluid reconfigurable intelligent surface (FRIS). Unlike conventional reconfigurable intelligent surfaces (RISs) with fixed geometries, FRISs…

Information Theory · Computer Science 2025-09-30 Masoud Kaveh , Farshad Rostami Ghadi , Francisco Hernando-Gallego , Diego Martín , Kai-Kit Wong , Riku Jäntti

The physical layer authentication (PLA) is a promising technology which can enhance the access security of a massive number of devices in the near future. In this paper, we propose a reconfigurable intelligent surface (RIS)-assisted PLA…

Cryptography and Security · Computer Science 2024-03-08 Ning Gao , Shuchen Meng , Cen Li , Shengguo Meng , Wankai Tang , Shi Jin , Michail Matthaiou

In this paper, we propose a physical layer security (PLS) framework for an intelligent reflecting surface (IRS)-assisted integrated sensing and semantic communication (ISASC) system, where a multi-antenna dual-functional semantic base…

Signal Processing · Electrical Eng. & Systems 2025-07-21 Hamid Amiriara , Mahtab Mirmohseni , Ahmed Elzanaty , Yi Ma , Rahim Tafazolli

Employing reconfigurable intelligent surfaces (RIS) is emerging as a game-changer candidate, thanks to their unique capabilities in improving the power efficiency and supporting the ubiquity of future wireless communication systems.…

Information Theory · Computer Science 2020-10-14 Abdullateef Almohamad , Ayman Al-Kababji , Anas Tahir , Tamer Khattab , Mazen Hasna

High-precision localization and environmental sensing are essential for a new wave of applications, ranging from industrial automation and autonomous systems to augmented reality and remote healthcare. Conventional wireless methods,…

Next-generation wireless networks are progressing beyond conventional connectivity to incorporate emerging sensing and computing capabilities. This convergence gives rise to integrated systems that enable not only uninterrupted…

Information Theory · Computer Science 2026-02-24 Ruiqi Liu , Beixiong Zheng , Jemin Lee , Si-Hyeon Lee , Georges Kaddoum , Onur Günlü , Deniz Gündüz

Physical layer security (PLS) is a promising technology to secure wireless communications by exploiting the physical properties of the wireless channel. However, the passive nature of PLS creates a significant imbalance between the effort…

Cryptography and Security · Computer Science 2025-01-28 Wenwen Chen , Bin Han , Yao Zhu , Anke Schmeink , Giuseppe Caire , Hans D. Schotten

Reconfigurable Intelligent Surfaces (RIS) constitute a promising technology that could fulfill the extreme performance and capacity needs of the upcoming 6G wireless networks, by offering software-defined control over wireless propagation…

Reconfigurable intelligent surfaces (RISs) are rapidly gaining prominence in the realm of fifth generation (5G)-Advanced, and predominantly, sixth generation (6G) mobile networks, offering a revolutionary approach to optimizing wireless…

Information Theory · Computer Science 2024-06-17 Ertugrul Basar , George C. Alexandropoulos , Yuanwei Liu , Qingqing Wu , Shi Jin , Chau Yuen , Octavia A. Dobre , Robert Schober

The intrinsic integration of the nonorthogonal multiple access (NOMA) and reconfigurable intelligent surface (RIS) techniques is envisioned to be a promising approach to significantly improve both the spectrum efficiency and energy…

Information Theory · Computer Science 2021-03-29 Zhe Zhang , Chensi Zhang , Chengjun Jiang , Fan Jia , Jianhua Ge , Fengkui Gong

While existing security protocols were designed with a focus on the core network, the enhancement of the security of the B5G access network becomes of critical importance. Despite the strengthening of 5G security protocols with respect to…

Cryptography and Security · Computer Science 2022-12-02 Miroslav Mitev , Arsenia Chorti , H. V. Poor , Gerhard Fettweis

The broadcasting nature of the wireless medium makes exposure to eavesdroppers a potential threat. Physical Layer Security (PLS) has been widely recognized as a promising security measure complementary to encryption. It has recently been…

Networking and Internet Architecture · Computer Science 2022-06-15 Sayed Amir Hoseini , Parastoo Sadeghi , Faycal Bouhafs , Neda Aboutorab , Frank den Hartog