… , physical layer security … optimization problems to achieve the required performance metrics.
In this section, the state of the art of optimization and design in physical layer security will be …

… In this paper, we investigate physical-layer security for D2D communications underlaying …
We formulate this scenario as an optimization problem in which the objective is to maximize the …

… optimizing the energy supply power and the precoding matrix of the injected artificial noise
at the RFID reader. We exploit the alternating optimization … that the two methods are actually …

… for implementation in wireless body-worn solutions with resource constraints. An alternative
approach is to secure transmissions at the wireless physical layer (PHY) by leveraging …

… Therefore, PLS techniques utilize optimization methods to improve the security of a
communication system by degrading the BER of illegitimate users. Thus, the BER can be employed …

… The feasibility of traditional PHY layer security approaches based on single antenna …
closed-form optimal solutions for the relay weights. For other problems, optimal relay weights are …

… channels to optimize the physicallayer security performance, for … approach, this article is
mainly focused on the investigation of diversity techniques for enhancing physical-layer security…

… with increasing security threats by smartly controlling the wireless … physical layer security
(PLS) for next-generation wireless … optimization approaches for wireless physical layer security,” …

… This method incorporates self-learning capability in each node so that optimal node selection
… The independent of the selection of the optimal node on the network model, and prior data …

… problems of MISO and MIMO scenarios, where various optimal and sub-optimal transmit
precoding approaches are usually combined for achieving secrecy capacity maximization. …