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 ...

Firewalls are devices that help keep your computer safe from threats on networks. Windows includes a program called Microsoft Firewall to maintain system security. There may be occasions when you need ...

In normal language, a port is where ships anchor/dock and planes land. They then proceed with their journey as per schedule. In Information Technology lingo, ports are hardware and software (called ...