Security ETD An Efficient Time Delay attack detection scheme (ETD) to detect time delay attack in UAV networks FedS3A A Federated Semi-Supervised and Semi-asynchronous learning (FedS3A) for anomaly detection in IoT networks HOTD A Holistic cross-layer Time Delay attack detection framework (HOTD) to detect time delay attack in UAV networks Networking PAR A Power-Aware Routing (PAR) algorithm to optimize energy consumption in delay-constrained UAV networks