… By utilizing physical-layer security, it is possible to design a decentralized … physical layer
security is to exploit the physical characteristics of the wireless channel to provide secure …

… In this paper, a matching theory based distributed algorithm is proposed to address the
secure communication issue in CRNs containing multiple PUs, SUs and eavesdroppers. Utility …

… security researches. Reference [160] discussed both physical layer and upper layer security
issues in cognitive radio networks by introducing security threats and their countermeasures…

… We first define what constitutes a matching by extending some notations and definitions from
the matching theory, such that it is … Definition 1: We define a matching Φ as a function Φ : …

… Although physical layer security issue in D2D … In this paper, we investigate the physical
layer security issue in D2D … mechanism to investigate the physical layer security problem in the …

… That said, the introduction of chaotic system has brought a fundamental guarantee for the
physical layer security of the OFDM-PON system. It is worthwhile to increase the security …

… of wireless channels, information security is a critically important issue for D2D communications.
To solve this problem, the physical-layer security technology, which employs the time-…

… the role of the direct link on the PHY layer security in the uplink of multi-user multi-relay …
the matching is valid for various numbers of users and relays. This matching demonstrates …

There is growing interest in wireless security methods that provide strong or even perfect
secrecy by taking advantage of features of the physical propagation channel. In advantage-…

… Furthermore, physical layer security is a fundamental issue … wireless environment for physical
layer security to achieve high-… the IRS to enhance the physical layer secret communication. …