}

    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>

    }

    protected FessSecurityResourceProvider createSecurityResourceProvider() {
        final InvertibleCryptographer inver;
        final String cipherAlgorism = fessConfig.getAppCipherAlgorism();
        if ("blowfish".equalsIgnoreCase(cipherAlgorism)) {
            inver = InvertibleCryptographer.createBlowfishCipher(fessConfig.getAppCipherKey());
        } else if ("des".equalsIgnoreCase(cipherAlgorism)) {