Check also this page:
http://fox.wikis.com/wc.dll?Wiki~RunAsAnotherUser~VFP>>If I understand this correctly, this doesn't keep those users from accessing the data directly (outside of FoxPro.) We would like to prevent access external to the FoxPro applications.
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>>Thanks,
>>Randy W.
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>Even if you use the Windows API to create a drive mapping to a protected folder, that drive mapping would be visible outside of VFP. Maybe you can use the RUNAS command for starting your application as a specified user? That way, the security could still be at the OS level.