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Documentation Index

Fetch the complete documentation index at: https://docs.bytejmp.com/llms.txt

Use this file to discover all available pages before exploring further.

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Overview

macchanger modifies the MAC address of a network interface. Used in wireless attacks to impersonate connected clients, bypass captive portals, avoid detection, or set a specific BSSID for a rogue AP.

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Install

sudo apt install macchanger

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Usage

macchanger [options] <interface>
The interface must be down before changing the MAC.

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Common Flags

FlagDescription
-m <MAC>Set a specific MAC address
-rSet a random MAC address
-pReset to original permanent MAC
-sShow current and permanent MAC
-lList known vendors
-aSet random vendor MAC (same kind)
-ASet random MAC (any vendor)

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Set Specific MAC

systemctl stop network-manager
ip link set wlan1 down
macchanger -m <TARGET-MAC> wlan1
ip link set wlan1 up

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Set Random MAC

ip link set wlan1 down
macchanger -r wlan1
ip link set wlan1 up

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Restore Original MAC

ip link set wlan1 down
macchanger -p wlan1
ip link set wlan1 up

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Show Current MAC

macchanger -s wlan1