Print a hologram? Almost, Xerox says

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On Thursday, the company is unveiling a new technology it calls "Glossmark," which can use ordinary office printers to superimpose a glossy image on an ordinary printed document in a way that can't be photocopied or otherwise easily reproduced.

Taking advantage of eccentricities in laser printing processes, once viewed as flaws, the Xerox scientists think they've found a way to authenticate hard copies of printed documents in much the same way that holographic stickers prove the validity of credit cards and drivers licenses.

Read more: [URL=http://news.com.com/2100-1008_3-5058052.html?tag=fd_top]CNet News[/URL].

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