<P> To prevent third parties from using the MAC address to track devices, Android, Linux, iOS, and Windows have implemented MAC address randomization . In June 2014, Apple announced that future versions of their iOS platform would randomize MAC addresses for all WiFi connections . The Linux kernel has supported MAC address randomization during network scans since March 2015, but drivers need to be updated to use this feature . Windows has supported it since the release of Windows 10 in July 2015 . </P> <P> Although MAC address spoofing is not illegal, its practice has caused controversy in some cases . In the 2012 indictment against Aaron Swartz Internet hacktivist, who was accused of illegally accessing files from JSTOR digital library, prosecutors claimed that because he had spoofed his MAC address it showed purposeful intent to commit criminal acts . In June 2014, Apple announced that future versions of their iOS platform would randomize MAC addresses for all WiFi connections, making it more difficult for internet service providers to track user activities and identities, which resurrected moral and legal arguments surrounding the practice of MAC spoofing among several blogs and newspapers . </P> <P> MAC address spoofing is limited to the local broadcast domain . Unlike IP address spoofing, where senders spoof their IP address in order to cause the receiver to send the response elsewhere, in MAC address spoofing the response is usually received by the spoofing party if switch is not configured to prevent MAC spoofing . </P>

Why would you want to spoof your mac address