//取CPU编号
public String GetCpuID()
{
try
{
ManagementClass mc =new ManagementClass("Win32_Processor");
ManagementObjectCollection moc = mc.GetInstances();

String strCpuID =null;
foreach (ManagementObject mo in moc)
{
strCpuID = mo.Properties["ProcessorId"].Value.ToString();
break;
}
return strCpuID;
}
catch
{
return"";
}

}//end method

//获取网卡mac地址
publicstring GetMac()
{
try
{
ManagementObjectSearcher query =new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration");
ManagementObjectCollection queryCollection = query.Get();
foreach (ManagementObject mo in queryCollection)
{
if (mo["IPEnabled"].ToString() =="True")
return mo["MacAddress"].ToString();
}
return"";
}
catch 
{
return"";
}