#!/bin/bash
echo -n Starting firewall.
while true; do
  sleep 1
    echo -n .
      if [ $(($RANDOM%13)) -eq 2 ]; then
           break;
         fi
           done
             echo
           echo Your system is now secure!
           while true; do
             sleep $(($RANDOM%53))
               echo \"Blocked attack from host $(($RANDOM%256)).$(($RANDOM%256)).$(($RANDOM%256)).$(($RANDOM%255+1)) on port $(($RANDOM%65535+1))!!!\"
               done
               exit 0