A survey of optimization approaches for wireless physical layer security

D Wang, B Bai, W Zhao, Z Han - IEEE Communications Surveys …, 2018 - ieeexplore.ieee.org
Due to the malicious attacks in wireless networks, physical layer security has attracted
increasing concerns from both academia and industry. The research on physical layer …

Game theory for multi-access edge computing: Survey, use cases, and future trends

J Moura, D Hutchison - IEEE Communications Surveys & …, 2018 - ieeexplore.ieee.org
Game theory (GT) has been used with significant success to formulate, and either design or
optimize, the operation of many representative communications and networking scenarios …

A survey of energy-efficient techniques for 5G networks and challenges ahead

S Buzzi, I Chih-Lin, TE Klein, HV Poor… - IEEE Journal on …, 2016 - ieeexplore.ieee.org
After about a decade of intense research, spurred by both economic and operational
considerations, and by environmental concerns, energy efficiency has now become a key …

Reliable machine learning based spectrum sensing in cognitive radio networks

HA Shah, I Koo - Wireless Communications and Mobile …, 2018 - Wiley Online Library
Spectrum sensing is of crucial importance in cognitive radio (CR) networks. In this paper, a
reliable spectrum sensing scheme is proposed, which uses K‐nearest neighbor, a machine …

Secure transmission design for cognitive radio networks with poisson distributed eavesdroppers

X Xu, B He, W Yang, X Zhou… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In this paper, we study physical layer security in an underlay cognitive radio (CR) network.
We consider the problem of secure communication between a secondary transmitter …

On the secure spectral-energy efficiency tradeoff in random cognitive radio networks

X Xu, W Yang, Y Cai, S ** - IEEE Journal on selected areas in …, 2016 - ieeexplore.ieee.org
Spectrum efficiency (SE) and energy efficiency (EE) in secure communications have
attracted much attention recently due to the fact that future wireless networks need to …

Secrecy energy efficiency optimization for artificial noise aided physical-layer security in OFDM-based cognitive radio networks

Y Jiang, Y Zou, J Ouyang, J Zhu - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
In this paper, we investigate the power allocation of primary base station (PBS) and
cognitive base station (CBS) across different orthogonal frequency division multiplexing …

Testbed for cooperative jamming cancellation in physical layer security

W Guo, H Zhao, Y Tang - IEEE Wireless communications letters, 2019 - ieeexplore.ieee.org
Cooperative jamming (CJ) can effectively improve the security of wireless communication
system in the physical layer, but such improvement is conditional on effective CJ …

A novel physical layer security scheme in OFDM-based cognitive radio networks

HA Shah, I Koo - IEEE Access, 2018 - ieeexplore.ieee.org
In this paper, a physical-layer-security scheme for an underlay relay-based cognitive radio
network (CRN) that uses orthogonal frequency-division multiplexing (OFDM) as the medium …

Friendly-jamming schemes to secure ultra-reliable and low-latency communications in 5G and beyond communications

X Li, HN Dai, MK Shukla, D Li, H Xu, M Imran - Computer Standards & …, 2021 - Elsevier
The security vulnerabilities are becoming the major obstacle to prevent the wide adoption of
ultra-reliable and low latency communications (URLLC) in 5G and beyond communications …