public static String getHashHex(@NotNull String algo, @NotNull String hash) throws IkszorException {
		try {
			MessageDigest md = MessageDigest.getInstance(algo);
			md.update(hash.getBytes());
			
			byte byteData[] = md.digest();
			 
			StringBuffer sb = new StringBuffer();
			for (int i = 0; i < byteData.length; i++) {
				sb.append(Integer.toString((byteData[i] & 0xff) + 0x100, 16).substring(1));
		    }
		 
			return sb.toString().toUpperCase();
		} catch(Exception e) {
			throw new IkszorException("Error while getting hash! (algo="+algo+")", e);
		}
	}