To block the exit program to the Internet, you will need a special program firewall (firewall). It is this class of programs allows you to monitor the network activity of all applications installed on your computer. Similar programs there are many. Moreover, experts recommend the use of a firewall in conjunction with antivirus software, since this combination of remedies capable of prevent many network security threats for a home computer. Choosing a firewall, you will find both paid and free software solutions. The most famous and well-proven remedies is the Outpost Firewall Pro the paid solutions and COMODO Firewall – free. To choose any program and you can download it from the website of the respective manufacturer.
Further steps describe how to block a program Internet, we show for example COMODO Firewall. After installation and system restart you will see the COMODO icon in the system tray near the clock. Click on it twice with the mouse to open the settings window of the firewall. In it you will see four tabs: summary, firewall, defense, different. Click on the tab "Firewall". Select the task "Add blocked application".
In the appearing small window you will see the address bar. To block program Internet, click "Choose". Blocked program you can specify from a list of running processes, and also via "Browse" and a Windows Explorer window to input its location on the hard disk of the computer. After that, click "Apply". Now the said application attempting to transmit data to the Internet will be blocked by the firewall. The app will either fail to connect, or to assume that the desired server is temporarily not working.