Proposed A Permutation and Substitution Methods of Serpent Block Cipher. Ibn AL-Haitham Journal For Pure and Applied Sciences, [S. l.], v. 32, n. 2, p. 131–144, 2019. DOI: 10.30526/32.2.2120. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/2120.. Acesso em: 28 apr. 2024.