Network Perimeter Defenses Using Open-Source Software. Iraqi Journal of Information and Communication Technology, [S. l.], v. 1, n. 2, p. 41–51, 2018. DOI: 10.31987/ijict.1.2.22. Disponível em: https://ijict.edu.iq/index.php/ijict/article/view/22.. Acesso em: 7 dec. 2024.