Blacklist and Whitelist pf Firewall FreeBSD pada file pf.conf Tambahkan Rule : table <white-list> persist file "/etc/pf/white-list" table <black-list> persist file "/etc/pf/black-list" block in from { <black-list> } to any pass in quick from { <white-list> } to any port 22 (Jika izinkan port 22) pass in quick from {…