Business email compromise remains a significant threat as cyber fraudsters deploy a more diverse range of tactics against their potential victims, according to a report.

Abstract: Public communication links can serve as shelters to facilitate covert transmissions. To improve the covertness performance, we regard multiple multi-antenna public users as friends and ...

A device smaller than a grain of dust may help unlock the kind of quantum computers people have only dreamed about. Built on ...

Abstract: This letter develops a three-dimensional (3D) physics-based propagation model for reconfigurable intelligent surface (RIS)-empowered unmanned aerial vehicle (UAV)-to-ship communication ...