But if you prevent this by giving people one-time keys, you will have an almost impossible task to prove that the survey cannot be tracked.

We have used one time keys in school for a survey. Nobody has his own computer, so any computer could be used. The key codes were printed on paper, and we shuffled them, and handed them out in random order. 

- Yes, I reinvent wheels.
- Spam: Visit eurotraQ.

In reply to Re: Re: (OT) Dealing with end user paranoia by Juerd
in thread (OT) Dealing with end user paranoia by jlongino

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