Little shell script to manage (enable/disable) keyboard on Mac WARNING! To enable keyboard, use Keyboard Viewer from keyboard layout menu

key.sh

# Add ’alias key='~/key.sh'’ to .bashrc or .zshrc
case "$1" in

"off") sudo kextunload /System/Library/Extensions/AppleUSBTopCase.kext/Contents/PlugIns/AppleUSBTCKeyboard.kext/ > /dev/null 2>&1
    echo "Keyboard is temporary disabled"
    ;;
"on") sudo kextload /System/Library/Extensions/AppleUSBTopCase.kext/Contents/PlugIns/AppleUSBTCKeyboard.kext/ > /dev/null 2>&1
    echo  "Keyboard is enabled again"
    ;;
"easy") sudo -K
    sudo kextunload /System/Library/Extensions/AppleUSBTopCase.kext/Contents/PlugIns/AppleUSBTCKeyboard.kext/ > /dev/null 2>&1
    echo  "Keyboard is temporary disabled. Press ’any key’ ;) to enable"
    read -n 1 -s
    sudo kextload /System/Library/Extensions/AppleUSBTopCase.kext/Contents/PlugIns/AppleUSBTCKeyboard.kext/ > /dev/null 2>&1
    sudo -k
    echo  "Keyboard is enabled again"
    ;;
*) echo "Use 'on'/'off' or 'easy' commands!"
   ;;
esac

sudo -k