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- ArticleMay 2004
Toward an automated verification of certificates of authenticity
EC '04: Proceedings of the 5th ACM conference on Electronic commercePages 160–169https://doi.org/10.1145/988772.988797A certificate of authenticity (COA) is an inexpensivephysical object that has a random unique structure with a highcost of exact reproduction. An additional requirement is that theuniqueness of COA's random structure can be verified using aninexpensive ...