Printers betray document secrets
Ian Grigg
iang at systemics.com
Tue Oct 19 16:14:50 EDT 2004
R.A. Hettinga wrote:
> <http://news.bbc.co.uk/2/low/technology/3753886.stm>
> US scientists have discovered that every desktop printer has a signature
> style that it invisibly leaves on all the documents it produces.
I don't think this is new - I'm pretty sure it was
published about 6 or 7 years back as a technique.
iang
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