Original ResearchPublished 8 October 2026Novel framework for physical-layer secrecy and network secrecy energy efficiency of UAV-assisted device-to-device communicationShiyam Alalmaei · Nikoly Hinov · Fadi Al-Turjman · Ramiz Salama · Hugo Alberto González López · Leandro Flórez Aristizábal · Dionicio Neira-Rodado · José Escorcia-Gutierrez · Darius AndriukaitisFrontiers in Physicsdoi 10.3389/fphy.2026.1964844