>

>I would like a way to get a number or string which identifies the server disk which hold my (Foxpro) database.
>
>If I had such a number I could incorporate it into my credit card number encryption
>so that even if the entire system was copied and brought up on a foreign machine
>with a valid login the decryption still would not work.
>

>
>The down-side of this approach is that it would mean unrecoverable data if the server machine ever dies.

Or just disk, but user has a spare, inserts, restores everything from backup and has nothing. And they've done everything we told them to do...

>Just store the encryption key in the registry somewhere for a simple way of storing the key away from the data.

I think he said server... registry is local, and remote registry access is, well, just not safe - which is where this started from.