Set up UFW (Uncomplicated Firewall) on Ubuntu VPS for quick security—run
apt update && apt install ufw
to install then
to open SSH and
to activate UFW simplifies firewall management compared to iptables ideal for protecting MySQL (port 3306) or FTP (port 21) Add rules like
for HTTP and
to verify—expect \"22/tcp ALLOW Anywhere\" Enable logging with
to track blocked attempts in /var/log/ufw log Its default deny policy ensures only specified ports are open securing your VPS with minimal CLI effort