Now most people won’t give this a second thought but this is just another example of how privacy is slowly but surely going to the wayside…  It seems that various combinations of printers and drivers print microscopic identifiers that are unique to a given printer.  Take the original printed document and you could trace it back to the specific printer used.

Read more at the EFF – http://www.eff.org/Privacy/printers/

On the subject, two books you may want to check out:

 

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