How to Make a MAC Address Changer in Python

Published on Aug. 22, 2023, 12:16 p.m.

To make a MAC address changer in Python, you can use the subprocess module to execute shell commands for changing the MAC address. Here is an example code snippet that demonstrates how to change a MAC address using subprocess:

import subprocess

def change_mac_address(interface, new_mac):
    subprocess.call(['ifconfig', interface, 'down'])
    subprocess.call(['ifconfig', interface, 'hw', 'ether', new_mac])
    subprocess.call(['ifconfig', interface, 'up'])
    print('MAC address of', interface, 'has been changed to', new_mac)

change_mac_address('wlan0', '00:11:22:33:44:55')

In this example, we define a function called change_mac_address() that takes two arguments: the name of the interface to change and the new MAC address to assign to that interface. The function uses subprocess.call() to execute a series of shell commands to disable the interface, assign the new MAC address, and enable the interface again.

We print a message to the console to indicate that the MAC address has been changed.

You can modify this code to suit your specific requirements, such as validating input, prompting the user for input, or wrapping the code in a GUI application.

Please note that changing a MAC address can potentially have legal and security implications, and should only be done with the appropriate permissions and for lawful purposes.

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mac