… to examine the physical layer security issues in UAV … security simultaneously. Finally, we
discuss some potential research directions and challenges in terms of physical layer security in …

… communication security in 5G IoT networks, physical layer security (PLS) … the security threats
from the 5G IoT physical layer and … challenges and opportunities when coping with physical-…

… [30] combined secure beamforming with cooperative jamming to enhance the physical
layer security. In this work, an optimization problem was formulated to minimize the secrecy …

Physical layer security (PHY-security) takes the advantages of channel randomness nature …
to play vital roles in this new security mechanism. PHY-security has attracted a lot of attention …

… 6) Full duplex technology: The full duplex technology brings both the opportunity and the
challenge for the physical layer security communication. On one hand, the full duplex …

… 1 It must be recognized that there has been recent work in physical layer security for … security
systems. In this article, I briefly review several different flavors of physical layer security (at …

… log repeaters, only work at the physical layer and … challenges and future development
of physical-layer authentication techniques. We identify three main challenges of physical-layer …

… physical layer security in large scale social networks, in Ⅲ, we summarize the opportunities
of physical layer security … and on the contrary, we discussed the challenges in part Ⅳ. Finally, …

… issues of confidentiality and security of the transmitted data when unintended users are present.
Difficulties … This work mainly focused on the provision of a comprehensive review of both …

… , and high mobility requirements make the work difficult for the security of wireless networks.
… Furthermore, several key challenges faced by intelligent WPLS were discussed along with …