… activated during secure communication. The … secure communication design problem, we
propose to use a wireless-powered friendly jammer as the helping device, where the jammer …

… physical-layer security of VLC links aided by friendly jamming. The jammer has multiple light
… The eavesdropper’s reception is degraded by a jamming signal that causes no interference …

… transceivers are more vulnerable to jamming attacks [22], and … In this work, we propose
a cooperative friendly jamming … and simultaneously generates friendly jamming signals to …

… To protect the security of legitimate communications in this network, we introduce friendly
jammers to emit jamming signals. The jamming signals confound the eavesdropper and …

… to sensor nodes and friendly jammer. With the harvested energy, friendly jammer then
sends jamming signals to confuse eavesdropper. In this research, the security performance of …

… However, the effectiveness of friendly jamming has so far not … friendly jamming in scenarios
where the friendly jammer and … raise security concerns with the use of friendly jamming for …

… We shall mention that friendly jamming can enhance the security of wireless communication
at physical layer when … In these scenarios, friendly jamming is still very useful to secure the …

… from the source UAV to the destination UAV, a friendly jammer UAV [… secure communication
problem, our objective is to develop an effective scheme that can guide the friendly jammer …

… communication on D2D transmission. Moreover, we illustrate the advantages of the proposed
friendly jamming-assisted covert communication … of the secure communication probability …

… With the aid of caching, we consider that the UAV friendly jammer transmits the file fk to
interfere both the legitimate users and active eavesdropper. Thus, the transmitted signal suav is …