Portspoof Unix install notes 1. Compile the software: ./configure make make install 2. Configure your firewall rules: Linux : # iptables -A PREROUTING -i eth0 -p tcp -m tcp --dport 8080:10000 -j REDIRECT --to-ports 4444 Portspoof by default will listen on port ALL_INTERFACES:4444 This FW rules will result in service obfuscation for port range from 8080 to 10000 $ ./portspoof. BSD : $ ulimit -n 512 $ pass in on em0 inet proto tcp from any to any port 5000:5500 flags S/SA rdr-to 127.0.0.1 port 4444 $ ./portspoof 3. Add portspoof invocation to your system's startup scripts. Modify other relevant startup scripts.