Intall Fail2ban di Centos/RHEL 8

Step by step :

1. Install fail2ban package

   # dnf install https://dl.fedoraproject.org/pub/epel/epel-release-latest-8.noarch.rpm

2. Install fail2ban

   # dnf install fail2ban

3. Konfigurasi fail2ban # vi /etc/fail2ban/jail.local

   [DEFAULT] 
   ignoreip = 192.168.56.2/24
   bantime  = 21600
   findtime  = 300
   maxretry = 3
   banaction = iptables-multiport
   backend = systemd
   
   [sshd] 
   enabled = true

4. Start fail2ban

   # systemctl start fail2ban
   # systemctl enable fail2ban
   # systemctl status fail2ban