【C#】获取硬盘的型号，一般加密软件的手段

需要引用的DLL：System.Management

需要使用的命名空间：using System.Management;

//需要用到的类:
            //ManagementObject:WMI对象
            //ManagementObjectSearcher:查询管理信息
            //ManagementObjectSearcher.Get("查询语句"),返回结果集合
            //PropertyData来的value属性

            string hard = "";

            //创建ManagementObjectSearcher对象
            ManagementObjectSearcher mos = new ManagementObjectSearcher("SELECT * FROM Win32_PhysicalMedia");
            ManagementObjectCollection moc = mos.Get(); //信息集合
            foreach (ManagementObject k in moc)
            {
                hard += k["SerialNumber"].ToString().Trim();
            }
            Console.WriteLine(hard);