private final PGPPrivateKey privateKey;

    public PgpSignatory(String name, PGPSecretKey secretKey, String password) {
        this.name = name;
        this.secretKey = secretKey;
        this.privateKey = createPrivateKey(secretKey, password);
    }

    @Override
    public final String getName() {
        return name;
    }

    /**
     * Exhausts {@code toSign}, and writes the signature to {@code signatureDestination}.