Current command:
hf fido auth --help
Initiate a U2F token authentication. Needs key handle and two 32-byte hash numbers. key handle(var 0..255), challenge parameter (32b) and application parameter (32b) The default config filename is `fido2_defparams.json` usage: hf fido auth [-havuc] default mode: [-f <fn>] [-k <hex>] [--kh <hex>] [--cp <str>] [--ap <str>] [--cpx <hex>] options: -h, --help This help -a, --apdu Show APDU requests and responses -v, --verbose Verbose output default mode: dont-enforce-user-presence-and-sign -u, --user mode: enforce-user-presence-and-sign -c, --check mode: check-only -f, --file <fn> JSON file name for parameters -k, --key <hex> Public key to verify signature --kh <hex> Key handle (var 0..255b) --cp <str> Challenge parameter (1..16 chars) --ap <str> Application parameter (1..16 chars) --cpx <hex> Challenge parameter (32 bytes hex) --apx <hex> Application parameter (32 bytes hex) examples/notes: hf fido auth --kh 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f -> execute command with 2 parameters, filled 0x00 and key handle hf fido auth --kh 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f --cpx 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f --apx 000102030405060708090a0b0c0d0e0f000102030405060708090a0b0c0d0e0f -> execute command with parameters