~/port-patrol

Port Patrol

Defend your server through 5 waves of incoming connections. Read the scenario, tick the UFW rules you want enabled, then launch the wave. Each connection animates through your firewall live.

0 / 5 waves cleared

wave 1 / 5

Lock down the door

teaches default deny + allow one port

You run a simple public website on port 80. The host has no other services. Block everything else.

// available rules — tick the ones to enable

0 selected

ufw default deny incomingdefault

Drop any incoming connection that no other rule matches.

ufw default allow incomingdefault

Accept any incoming connection that no other rule matches. ⚠ permissive.

ufw allow 80/tcp

ufw allow 22/tcp

ufw allow 23/tcp

ufw deny 23/tcp

ready when you are

// waves