time-limited security

[Richard Gaskin]

Edwin Gore wrote:

> I'm not using it for time-limiting, but with Amazon Assistant I am
> experimenting with storing registration data on my server, and then having
> the program check that file when the user tries to make certain changes in
> the program (mainly when attempting to alter the Associate ID the program
> uses to create pages).
> 
> You might be able to do something where you hash together a couple of
> attributes about a particular machine, then have your program write that to
> a file on a internet server, along with the start data/end date whatever for
> the trial, and then check that file at startup or something.
> 
> I assume you want this to work cross-platform, correct?

Yep.  The "phone home" option is looking more attractive the more I think
this through.

-- 
 Richard Gaskin 
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