A Personal Area Network (Figure 1.2) is a computer network that is used to connect and transmit data among devices located in a private area that is partially or completely protected from external access. Bluetooth and Wi-Fi are the most common communication technologies used to interconnect devices in a PAN. Often, a PAN is also known as a Home Area Network (HAN):
Figure 1.2: A PAN
Another type of network is local area network (LAN). However its coverage is far greater than a PAN. Let's learn more about it next section.
