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Posted by Sebastian Gottschalk on May 1, 2006, 2:09 pm
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shamilton72@hotmail.co.uk wrote:
> I was wondering if it is possible to spoof a fingerprint scanner, I am
> particularly referring to the relatively cheap ones that you can get on
> a computer mouse.
>
> For a relatively cheap implementation of this system in order to log
> onto a PC using a normal login ID and your scanned print, is there a
> standard for how much data is required for each scanned print and in an
> organisation of say 5,000 would the search be virtually instenteanous?
A simple fingerprint extracted from a coffee cup is sufficient. For
cheap systems no don't even need to take care for wetness and aliveness
checks.
> I would have thought fingerprint scanners built into computer mice
> would be susceptible to dust and scratches (I'm thinking of a place
> like a university where PC's have multiple users).
You just need about 10 curve data samples to get pretty unique fingerprints.
> Any advice would be greatly appreciated.
You're leaving your fingerprint on about a thousand objects per day.
Very bad idea to use it as authentication.
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