A new block cipher algorithm that adopts the magic square of the fifth order with messages of different lengths and multi-function in GF(2^8). Periodicals of Engineering and Natural Sciences, [S. l.], v. 9, n. 3, p. 568–578, 2021. DOI: 10.21533/pen.v9.i3.871. Disponível em: https://pen.ius.edu.ba/index.php/pen/article/view/871. Acesso em: 29 jul. 2026.