}
    }

    protected void validateNonce(final StateData stateData, final AuthenticationResult authData) {
        final String idToken = authData.getIdToken();
        if (logger.isDebugEnabled()) {
            logger.debug("idToken: {}", idToken);
        }
        try {
            final JWTClaimsSet claimsSet = JWTParser.parse(idToken).getJWTClaimsSet();