Written by: Aseem Kishore, Twitter: @akishore Posted on: April 2nd, 2015 in: Windows 10 Every NIC (Network Interface Card) has a unique MAC address (Media Access Control). This applies to all types of network cards, including Ethernet cards and WiFi cards. The MAC Address is a six-byte number or 12-digit hexadecimal number that is used to uniquely identify a host on a network. An example of a MAC