public void DecryptDesTest() { var path = AppDomain.CurrentDomain.BaseDirectory + "\\upgrade.config.json"; var str = FileUtil.GetFileContent(path); var config = JsonHelper.JSONToObject <UpgradeConfig>(str); var result = DESUtil.DecryptDes(config.Encryptstr, key); var info = JsonHelper.JSONToObject <UpgradeInfo>(result); Console.WriteLine(result); }