RPPFL: Robust and Privacy-Preserving Federated Learning via Trusted Execution Environments - Xiaolei Zhang; Zhaoyu Chen; Guangpu Chen; Xinyu Feng; Qingni Shen; Wu, Zhonghai (2025 IEEE International Conference on Acoustics, Speech and Signal Processing, ICASSP 2025, Hyderabad, India, April 6-11, 2025, 2025)