Your computer's firewall is a network security protocol that blocks unauthorized access from a local network or the Internet. The firewall allocates "ports" to programs that require network and ...

The internet relies on a system of addresses that treats every computer, tablet and smartphone as a distinct device, allowing all of them to communicate with each other. Because many kinds of devices ...

Though Firewalls are necessary when your computer is connected to the Internet, they can cause problems trying to get Internet aware programs working properly. For example, if you wanted to host a ...