Key Extractor
=============

This will extract the symmetric ChaCha20Poly1305 session keys from the kernel
for a WireGuard interface, for use in making packet dissectors.


Build:
    $ make

Run (as root):
    # ./extract-keys INTERFACE

Output:
    REMOTE_KEY_ID SENDING_KEY
    LOCAL_KEY_ID RECEIVING_KEY

Example:
    # ./extract-keys wg0
    0x57b56068 tMTSEOJpEYFAQV2UviDiYooX0A1AD/ONqrzoQVHa1rQ=
    0xa182fd19 xvQSkQ5HTX5RUeJ74eAAb/xfNhdrDThxG91GXZIPKmY=
    0x01662508 LbMc84JULzXJiHotSkdSOPZ0bHh6IDwOrbxWLfwosTs=
    0xbd819021 4VA8lZ3I1HjnJcWTmhEzBdC92W1Aag9Lnyy2GkroOYI=
