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by Paul Kerstein

Laser Spots Paper ‘Fingerprints’

News
Aug 03, 20051 min
CSO and CISOData and Information Security

Developers at the Imperial College of London have come up with alow-cost Laser Surface Authentication (LSA) system that could help inthe fight against document and ID fraud. The BBCreports that the LSA scans tiny surface variations of paper, plastic,metal and ceramics and records the naturally occurring patterns ofimperfections, otherwise known as the “fingerprint.” The imperfectionsare so minute that they are reputed to be virtually impossible toreplicate. Nanotechnology professor Russell Cowburn said that theysystem will herald a shift in the approach to authentication and IDtechniques. Read more.