Cards, such as identification cards and credit cards, which are impossible to hack. With a system based on quantum physics this will soon be possible. Researchers from the UT research institute MESA+ and the Eindhoven University of Technology (TU/e) have together developed a method with which you can authenticate physical objects which are impossible to copy. The research has been published today in The Optical Society’s (OSA) new high-impact journal Optica (and is shown on the cover).
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