In this paper, we investigate secure uplink and downlink communications between an
unmanned aerial vehicle (UAV) and multiple user equipments (UEs) in the presence of …

Non-orthogonal unmanned aerial vehicle (UAV)-aided secure downlink transmissions are
investigated. A single-antenna UAV serves multiple ground users in the face of multiple …

Due to both of jamming and eavesdropping, active eavesdroppers can induce more serious
security threats to unmanned aerial vehicle (UAV)-enabled communications. This paper …

This letter investigates an unmanned aerial vehicle (UAV)-assisted satellite-terrestrial
communication network. Specifically, a three-dimensional mobile UAV helps to enhance …

Unmanned aerial vehicles (UAVs) are widely considered as key enablers for future wireless
networks due to their advantages, such as high mobility and flexible deployment. In this …

The broadcast nature of air-to-ground line-of-sight (LoS) wireless channel imposes a great
challenge in secure unmanned aerial vehicle (UAV) communications. To address this issue …

This paper investigates a unmanned aerial vehicle (UAV)-aided two-way secure
communication system, in which, two ground terminals receive and transmit confidential …

With the maturity of unmanned aerial vehicle (UAV) technology, UAV plays an important role
in communication due to its high mobility. In this paper, we study a dual-UAVs assisted …

Abstract Unmanned-aerial-vehicle (UAV)-enabled wireless communication is a promising
paradigm in extending signal coverage and enhancing system capacity due to its superiority …

This paper studies the physical layer security of an unmanned aerial vehicle (UAV) network,
where a UAV base station (UAV-B) transmits confidential information to multiple information …