Download BitGuard Personal Firewall
BitGuard Personal Firewall protects not only your system but the processes that run in your computer. This firewall is designed to monitor any suspicious behavior of the processes and applications that try to run and connect with your system. As soon as BitGuard Personal Firewall detects a process that is not allowed to run in your system, the firewall shuts it down.
It's a really innovative idea, since this firewall is not like others. It focuses on monitoring not only processes but the traffic of your network for a major secureness. its updated constantly.
This is a 14 day trial but it's totally worth to buy because it works different and better than other firewalls in the market.