ANALYSIS OF METHODS DATA SECURITY. Information systems and technologies security, [S. l.], v. 1, n. 3-4, p. 52–56, 2020. DOI: 10.17721/ISTS.2020.4.53-57. Disponível em: https://ists.knu.ua//article/view/2781. Acesso em: 16 feb. 2026.