Prevent wireless interface from enabling at startup
When I'm in public, on a penetration testing assignment, or anywhere I need to maintain tight operational security, I bring my wireless interface up manually. This allows for any interface configurations before becoming visible, such as changing my MAC address.
On my Kali box, it's a simple configuration in /etc/network/interfaces for my wifi:
allow-hotplug stanza enables the interface when detected. Simply comment out that line:
When you're ready to enable:
[email protected]:/etc/network# ifup wlan0