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Tommy 2023-08-16 08:22:35 -07:00 committed by GitHub
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content/posts/macos/Properly Generate a Randomize MAC Address on macOS.md
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@ -18,7 +18,7 @@ Consider the following:
Randomizing the mac address only makes sense if you use a not-very-unique hostname (like Macbook-Pro), and that you only randomize the last 3 octets of your MAC address so that you actually look like a new Macbook on the network.
### Improper instructions
### Improper Instructions
Unfortunately, most of the guides I could find recommends randomizing the entire MAC address instead of the final 3 octets. Take the guides recommending `macchanger` for example, they fail to mention that the program does [this](https://github.com/acrogenesis/macchanger/blob/main/bin/macchanger#L37):
@ -42,3 +42,6 @@ ifconfig
In most cases, your interface will be `en0`, the Wifi network interface on modern Macbooks.
Next, take note of the MAC address of that interface. If you are unsure that this is the correct interface, check it's OUI with the [Wireshark OUI Lookup Tool](https://www.wireshark.org/tools/oui-lookup.html). It should say that the OUI is from Apple, Inc.
On my Macbook, the OUI is `5C:E9:1E`.