'Unclonable' tag combats counterfeiters

Wednesday, February 6, 2019 - 11:40 in Physics & Chemistry

Discovering that your new designer handbag or gold watch is a fake is costly and annoying, and counterfeit medical devices or drugs could have even more serious consequences. But seemingly as soon as manufacturers develop a new method to ensure product authenticity, counterfeiters find a way to outsmart it. Now, researchers have created an 'unclonable' tag that can never be replicated, even by the manufacturer.

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