Usually the keys are encoded and stored in the registry. Win KeyFinder decodes it and also allows you to change Windows XP, 2003, and .Net Product Keys just by pressing a button. It is simple and easy to use.
View/change XP Key
View/Change MS office Key
View Win98 Key
View Win2000 Key
View .Net Key
View Win2003 Key
Back up WinXP Activation
Save Your Product Key By Encrypting It
Generate Unique Passwords By Entering your Combination of KeyCode
Now Support MS office 2000 Key Viewing and Key changing but only if MS office Service Pack 2 has been installed.