… eavesdropper node, and J friendly jammer nodes as shown in Figure 1. The malicious …
the physical layer security. First, we define the game between the source and friendly jammers. …

… The intermediate nodes act as either conventional relays or as jammers to hinder the
eavesdroppers from intercepting the signal of interest. A closed-form expression for the secrecy …

… at the eavesdroppers' nodes. In the second phase, two relay nodes are selected; one node
is … While the other node behaves as a jammer node in order to confuse the eavesdroppers in …

… scenario in which we cannot locate the jammers or the jammers are mobile nodes who
provide friendly jamming temporarily, we can only pick several users randomly to act as jammers. …

… were studied, where a secrecy protected zone around the source node and a interferer-… :
1) A new physical layer security scheme in HetNets is designed, where jammer selection along …

… nodes and the private jammers as the players of the game. This article focuses on physical
layer security jamming techniques based on user cooperations and external nodes. Firstly, …

… 29], where nodes capable of EH are used to act as jammers that … with jammer selection, where
one of cooperative EH nodes … another intermediate node is chosen as a friendly jammer to …

… selection scheme was proposed in [6], in which the relay and jammers are selected from
multiple friendly intermediate nodes with the objective of optimizing the security performance. In …

… the physical layer security of NOMA with friendly jammers and … For the sake of easy
deployment, all nodes in NOMA … The jammers are assumed to transmit friendly artificial noise. …

… physical layer security are studied, where one transmitter (Alice), one full‐duplex (FD) legitimate
receiver (Bob) and one multi‐antenna jammer (… ‐antenna cooperative jammer to impair …