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Stopping copying of dbfs
Message
 
 
General information
Forum:
Visual FoxPro
Category:
Databases,Tables, Views, Indexing and SQL syntax
Environment versions
Visual FoxPro:
VFP 9 SP2
OS:
Vista
Network:
Windows 2008 Server
Database:
MS SQL Server
Miscellaneous
Thread ID:
01347840
Message ID:
01347874
Views:
10
Thx Viv

Will do as you suggested, but also looking at a free encryption library by Sweet Potato Software

http://www.sweetpotatosoftware.com/SPSBlog/PermaLink,guid,db662a8f-d47c-46c8-b0d2-a591c20d024b.aspx

>Hi,
>
>An old trick :
>Handle the BeforeOpenTable event of the DBC and return .F. if some defined global variable is not present. But I'd still look for a more robust way than that.
>
>Best,
>Viv
>
>>The user won't be VFP literate or a programmer for that matter, just know they way around Windows/Excel etc.
>>
>>>>Hi
>>>>
>>>>I've been asked by my customer to add the facility to allow another machine to access their application in the same office, and allow the user to edit certain details in a table.
>>>>
>>>>However, the user will be quite computer literate and they are concerned that he will be able to access/copy the DBFs and take them away with him.
>>>>
>>>>How can I make the data only accesable via the software?
>>>>
>>>>I seem to remember there was a trick you could with the database container to stop the dbfs from being opened without 1st correctly opening the database?
>>>
>>>Don't know of anything along those lines that someone who is Foxpro literate couldn't circumvent. There are two options worth exploring - (a) encrypting the database (b) restricting access to the windows data folder and impersonating a valid user in the VFP app.
>>>
>>>HTH,
>>>Viv
Rob
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