An Optimized Cascaded Cryptosystem Using AES-256 and SPECK-128. مجلة الفاروق للعلوم, [S. l.], v. 2, n. 4, p. 333–339, 2026. DOI: 10.65405/bfb0ts51. Disponível em: https://afjs.histr.edu.ly/index.php/afjs/article/view/779. Acesso em: 16 سبتمبر. 2026.