ZoneAlarm

ZoneAlarm was one excellent firewall software. You just when installation fill in your material, installation, after restarting ZoneAlarm will start automatically, help you perform tasks. You can be installed freely all whether the program should be allowed to connect the Internet, using this method to prevent and control some untrusted software secretly online. The best way is to Lock (Lock) network not let any program, only you approved by the software can came unstuck. You can use it to come and see you after startup have much use of network resources, also can set locking network time and so useful software you must personally use can feel its power.