So, it look like if you're not there anymore, the app will not work anyway. So, the hdd serial number is not so bad in this case.

Vlad

>I plan to add a module to an existing vertical market application that would bring more revenue to the user. I intend to share the revenues on a monthly basis with the store. Once the payment is done, a password (with my own algorithm based on date and other things so the password is always different) is given to the customer for another month validation and so on.
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>I'm almost sure that some will try to break the code.
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>I would like to discust this matter with anyone having some experience or any opinion to share.