com.yubico.yubikit.oath

Interface ChallengeSigner

public interface ChallengeSigner

Interface that needs to be implemented to provide custom signing with stored secret

Method Summary

Modifier and Type	Method and Description
byte[]	sign(byte[] challenge) The response computed by performing the correct HMAC function of provided challenge with the correct key.

Method Detail

sign

byte[] sign(byte[] challenge)
     throws java.security.InvalidKeyException,
            java.security.NoSuchAlgorithmException

The response computed by performing the correct HMAC function of provided challenge with the correct key.

Parameters:

challenge - the challenge that needs to be signed

Returns:

HMAC of the challenge

Throws:

java.security.InvalidKeyException - in case of crypto operation error

java.security.NoSuchAlgorithmException - in case of crypto operation error