HUSAIN, Husain; HARIYADI, I Putu; LATIF, Kurniadin Abd; ADITYA, Galih Tri. Implementation of Port Knocking with Telegram Notifications to Protect Against Scanner Vulnerabilities. MATRIK : Jurnal Manajemen, Teknik Informatika dan Rekayasa Komputer, [S. l.], v. 23, n. 1, p. 215–228, 2023. DOI: 10.30812/matrik.v23i1.3459. Disponível em: https://journal.universitasbumigora.ac.id/matrik/article/view/3459. Acesso em: 20 aug. 2025.