, M. S. D. P. P. Data Hiding Scheme using 14 squares Substitution Cipher & Index Variable. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 2, n. 7, p. 1914–1918, 2014. DOI: 10.17762/ijritcc.v2i7.3429. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/3429. Acesso em: 28 jul. 2024.