Cognitive radio (CR) can improve the utilization of the spectrum by making use of licensed
spectrum in an opportunistic manner. The sensing reports from all the CR nodes are sent to …

Internet of Things (IoT) paradigm with strong impact on future life will be interconnected
through Cognitive Radio Networks (CRNs). CRNs with Ubiquitous trait are highly promising …

As a key technology in cognitive radio, cooperative spectrum sensing has been paid more
and more attention. In cooperative spectrum sensing, multi-user cooperative spectrum …

In the cognitive radios (CR), there is a security issue-spectrum sensing data falsification
attacks (SSDF) in the process of cooperation. Some malicious users (MUs) who unwilling to …

The nature of cognitive radio (CR) technology creates a lot of opportunities for attackers.
When an attack occurs, the function of the primary network is affected and thus the overall …

Cognitive Radios (CRs) have gained significant popularity due to their ability to harness
white spaces opportunistically to improve the spectrum utilization of underutilized spectrum …

Wireless communications have a rapid growth that leads to huge demand on the
deployment of new wireless services in both licensed and unlicensed frequency spectrum …

While cognitive radio networks (CRNs) provide a promising solution to mitigate the scarcity
of the radio spectrum, they are still susceptible to several security threats. Until now, only a …

Cognitive radio is a promising technology to improve the utilization of wireless spectrum
resources. A serious threat to cognitive radio networks (CRN) which sense the spectrum in a …

Objectives: Dynamic spectrum access is the promising feature of Cognitive Radio (CR).
When Spectrum sensing is executed in a cooperative manner, shadowing and fading get …