1.
Ahmed I, Awos Kh. Ali, Mahmood S. Mahmood. Employing Hybrid Watermarking to Improve Email Security Against Cyber Attacks. jscdm. 2025;6(1):435-447. Accessed March 11, 2026. https://penerbit.uthm.edu.my/ojs/index.php/jscdm/article/view/20220