Install Fail2Ban to block attackers.
apt install fail2ban -y
Copy the config file to make edits:
cp /etc/fail2ban/jail.conf /etc/fail2ban/jail.local
Restart to apply:
systemctl restart fail2ban
Welcome to Debian!Update your system:apt update && apt upgrade -yInstall common tools if...
Debian often ships without UFW installed. To install it:apt install ufw -yThen configure it:ufw...