>Hi Emmanuel,
>
>>Is there a way to read the hard drive serial number. I'm planning to use it for a security system so the user cannot copy the app. to another machine.
>
>Be aware that this requires a call of your users whenever they install a new hard disk. Many clients (at least in my experience) won't except such a securtiy system, because it makes the software unusable when you are not available for a short time or even out of business.
>
>Christof

Thanks for your reply. The security sistem I'm talking about is somekind of shareware so I can give the user the chance to try the app for a short period of time. I've found an API function to acomplish with this, getdriveinfo() on Kernel32 library.