Joint Design of Quantizer and Phase Shift Matrix in RIS-Assisted Physical Layer Key Generation

Y Song, L Chen, W Ma, T Lu… - 2023 IEEE 98th Vehicular …, 2023 - ieeexplore.ieee.org
In quasi-static environments, the key generation rate (KGR) of wireless physical layer key
generation (PLKG) can be greatly limited. In this paper, we aim to improve the KGR by …

Phase Shift Matrix Design With Vector Quantization in RIS-Aided Physical Layer Key Generation

Y Song, L Chen, T Lu, P Zhang - IEEE Wireless …, 2024 - ieeexplore.ieee.org
The key generation rate (KGR) of physical layer key generation (PLKG) is severely restricted
in quasi-static environments due to a lack of entropy. To address the problem, a …

RIS-assisted physical layer key generation and transmit power minimization

L Jin, X Xu, S Han, J Liu, R Meng… - 2022 IEEE Wireless …, 2022 - ieeexplore.ieee.org
Key generation rate and bit disagreement ratio are two main indicators to evaluate the
performance of physical layer key generation (PLKG). This work explores the key generation …

STAR-RIS-Assisted Physical-Layer Key Generation

Z Wan, Z Chu, D Mi, HM Wang, L Jin… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This paper investigates the application of simultaneously transmitting and reflecting
reconfigurable surface (STARRIS) in physical layer key generation (PKG), and proposes a …

Physical Layer Secret Key Generation With the Aid of Spatially Correlated Active RIS

V Shahiri, H Behroozi - IEEE Wireless Communications Letters, 2023 - ieeexplore.ieee.org
Recently, there has been a growing interest in utilizing reconfigurable intelligent surfaces
(RIS) for physical layer key generation (PLKG) due to their ability to intelligently configure …

Reconfigurable intelligent surface for physical layer key generation: Constructive or destructive?

G Li, L Hu, P Staat, H Elders-Boll… - IEEE Wireless …, 2022 - ieeexplore.ieee.org
Physical layer key generation (PKG) is a promising means to provide on-the-fly shared
secret keys by exploiting the intrinsic randomness of the radio channel. However, the …

Exploiting malicious RIS for secret key acquisition in physical-layer key generation

L Hu, G Li, A Hu, DWK Ng - IEEE Wireless Communications …, 2023 - ieeexplore.ieee.org
Due to the capability of controlling wireless environments, reconfigurable intelligent surface
(RIS) can be exploited to assist radio channel-based physical-layer key generation (PKG) …

RIS-Assisted Physical-Layer Key Generation with Discrete Phase Shift Optimization

H Li, G Li, L Hu, A Hu, DWK Ng - 2023 IEEE 98th Vehicular …, 2023 - ieeexplore.ieee.org
The artificial electromagnetic characteristics of reconfigurable intelligent surfaces (RIS)
offers new opportunities to increase the secret key rate (SKR) in physical-layer key …

Joint precoding and phase shift design in reconfigurable intelligent surfaces-assisted secret key generation

T Lu, L Chen, J Zhang, C Chen… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Physical layer key generation (PLKG) is a promising technique to establish symmetric keys
between resource-constrained legitimate users. However, PLKG suffers from a low key rate …

When physical layer key generation meets RIS: Opportunities, challenges, and road ahead

N Gao, Y Han, N Li, S Jin… - IEEE Wireless …, 2024 - ieeexplore.ieee.org
Physical layer key generation (PLKG) is a promising technology to obtain symmetric keys
between a pair of wireless communication users in a plug-and-play manner. The shared …