IRS-aided secure communications over an untrusted AF relay system

C Liu, J Zhou, Y Gao, D Qiao… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, an intelligent reflecting surface (IRS) assisted wireless secure communication
system is studied. A multi-antenna access point (AP) intends to send confidential information …

Secure two-way transmission via untrusted UAV Relay: Joint path design and slot-pairing strategy

W Wang, W Zhao, D Yang, A Li, Y Wang, L Xiao - Computer Networks, 2023 - Elsevier
This paper proposes a novel two-way secure communication system that allows numerous
pairs of ground users (GUs) communicate with one another using an untrusted UAV relay …

Study of Power Optimization Algorithms for Secure Communication with Untrusted AF Relays

PM Shemi, MK Sabu - World Conference on Information Systems for …, 2023 - Springer
This paper compares various power optimization algorithms for secure transmission in an
amplify-and-forward (AF) network with multiple untrusted relay nodes and an external …