It doesn't actually exist. If it does (I think it actually drops the cd-key and uses an hash of your hardware), it's encrypted.

When Windows XP was released in 2001, users were required to enter a license key to use it legitimately. One such key, 'FCKGW-RHQQ2-YXRKT-8TG6W-2B7Q8,' was circulated early in the release as a license ...

A copy of Windows is genuine only if it has been activated using a valid key. When you buy Windows Keys from Microsoft websites or get them from the OEMs, you can be sure that they are genuine. But ...

Windows Virtual PC is a downloadable add-on to Windows 7 Professional, Ultimate, or Enterprise that allows you to run a Windows XP environments from within Windows 7. Windows XP Mode, which requires ...