Where to find the MAC address and IP address It is a number unique to you (or your Mac, at least) and usually cannot be changed. On the other hand, a MAC address is like your Social Security Number. It can be used to identify you, but you can also move house and change your address if you wish. Think of an IP address like your home address. An IP address is a unique address that allows a device to be identified on the internet or a local network.A MAC address is a hardware identification number that can be used to uniquely identify a device on a network.So, how can you protect your privacy on Mac? One of the answers is to change the MAC address and IP address in macOS. These measures work great for protecting your privacy on iPhone and iPad, but they have not yet been implemented for Mac. As of iOS 14.5 and iPadOS 14.5, apps are required to ask for your permission to track your activities across other apps and websites.

In June 2014, Apple announced that future versions of iOS would randomize MAC addresses for all Wi-Fi connections, making it more difficult for companies to track users’ activities and identities.

For example, in 2013, a company named Renew London used high-tech recycling bins to log the media access control (MAC) addresses of people’s phones, thus collecting nearby footfall data. You may know that what you do online can be tracked, but you may not realize that your offline activities can also be tracked. In this data-driven world, your online activities have become more and more transparent to your internet service provider (ISP).

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