Vikela Ubuntu 22.04 nge-UFW Firewall

Ukuqinisa Ubuntu 22.04 nge UFW Firewall

Khubaza i-Ubuntu 22.04 yakho ngokufaka i-UFW Firewall. Le ncwadi ifaka izimiso zokuphepha ezibalulekile zokuvimbela i-VPS yakho.

Kungani ukuphepha kubaluleke

UFW inikeza umngcele olula wokuphatha imithetho ye-iptables firewall, ebalulekile ukuvimbela iseva yakho ekufinyeleleni okungagunyaziwe.

Isigaba 1: Faka i-UFW Firewall

sudo apt update
sudo apt install ufw -y

Inyathelo lesi-2: Qwalasela imithetho ye-firewall

Misela izimiso eziseko zesikhala somlilo:

sudo ufw default deny incoming
sudo ufw default allow outgoing
sudo ufw allow ssh
sudo ufw allow 80/tcp
sudo ufw allow 443/tcp

Inyathelo 3: Yenza i-UFW firewall

sudo ufw enable

Isigaba 4: Qinisekisa ukumiswa

sudo ufw status verbose

Izincomo zokuphepha ezingeziwe

• Ungavumeli SSH ngaphambi kokwenza i-UFW ukuze ungatshixiwe
• Sebenzisa inani le-port elikhankanyiwe endaweni yamagama ezinsizakalo zokuphatha okungcono
• Khangela njalo amalogs wefirewall ku /var/log/ufw.log

Isiphetho

Isisebenzisi sakho se-Ubuntu manje sikhuselwe nge-UFW Firewall. Ukulinganisa kokuphepha okujwayelekile kuvunyelwe.