Download Anti NetCut 3
Anti NetCut 3 will alert you every time a unauthorized connection tries to get into your computer and acts in a suspicious way. It will protect your network from getting corrupted by intruders and avoid your important personal information to get stolen.
It's really easy to configure and it has a clear and understandable interface. It can be used by everybody and it doesn't require a lot of system resources, avoiding the Internet slowing down.
It runs in the background so once you have install it you won't see it again until the next time a dangerous intruder tries to connect to your system and the firewall alerts you.