How To Change your MAC Address: A step by Step Guide
The modern internet is often described as a system of addresses, but not all addresses play the same role. An IP address tells the network where to send packets across the internet. A MAC address, by contrast, identifies the network interface much closer to the ground, at the local link where your laptop, phone, router, hotel Wi-Fi access point, or airplane captive portal first encounters you. A MAC address is not usually visible to websites across the public internet, but it can be highly visible to the local networks you join. Coffee shops, hotels, cruise ships, airports, universities, corporate networks, and airlines can use it to recognize a device when it returns. In practical terms, a MAC address can become a quiet identifier, less famous than a cookie or an IP address, but often more persistent inside the places where public connectivity is sold, rationed, monitored, or logged.
Local vs....
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