How to change the MAC address of my system?
MAC (Media Access Control) address is a unique identifier assigned to network adapters or network interface cards (NICs) by the manufacturer for identification.
This is a permanent number which is embedded in the hardware of network adapters which can not be changed later. However, at the software level, i.e. in the operating system, it can be changed to whatever address you want.
How to change a MAC address in Windows XP
Changing the MAC address on your Windows system can be accomplished in 3 different ways. Refer to this article on WikiHow to explore them.
How to change a MAC address in MacOS
Open a terminal and execute the below command for the default interface en0
sudo ifconfig en0 ether aa:bb:cc:dd:ee:ff
How to change a MAC address in Linux
To change the MAC address in Linux OS, use the command 'ifconfig <interface> hw <class> <address>' (without quotes) or you can use GNU MAC Changer.