}

    private static final String BLOWFISH = "Blowfish";

    private static final String AES = "AES";

    /**
     * The algorithm to use for the cipher.
     * Default is Blowfish for backward compatibility.
     */
    protected String algorithm = BLOWFISH;

    /**
     * The transformation to use for the cipher when using Key objects.
     * Default is Blowfish to match the algorithm default.
     * <p>