Security Management Information Systems Through Fire Wall Concepts, Logics And Problem Of Deleted Data: An Empirical Analysis. Journal of Namibian Studies : History Politics Culture, [S. l.], v. 39, p. 526–546, 2023. DOI: 10.59670/46s54x83. Disponível em: https://namibian-studies.com/index.php/JNS/article/view/6948. Acesso em: 6 jun. 2025.