A review on working models of packet filtering in firewall technology. INTERNATIONAL JOURNAL OF COMPUTERS & TECHNOLOGY, [S. l.], v. 7, n. 2, p. 607–609, 2013. DOI: 10.24297/ijct.v7i2.3463. Disponível em: https://rajpub.com/index.php/ijct/article/view/3463. Acesso em: 19 may. 2024.