A Research on Multilevel Encryption Process through Multiple Symmetric Keys: Exploring the Use of Symmetric Keys for Multilevel Encryption in Information Systems. Journal of Advances and Scholarly Researches in Allied Education, [S. l.], v. 16, n. 6, p. 799–803, 2019. Disponível em: https://ignited.in/index.php/jasrae/article/view/11445. Acesso em: 4 apr. 2026.