Method for verifying whether paper certificate is tampered or not
A tampered, license-based technology, used in user identity/authority verification, digital data protection, computer security devices, etc., to facilitate paper verification, reduce QR code data capacity, and facilitate storage.
Active Publication Date: 2017-09-22
江苏诺安科技有限公司
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The invention provides a method for verifying whether a paper certificate is tampered or not, and relates to a digital signature and two-dimensional code technology. The method comprises the steps of generating an electronic certificate and performing authenticity verification on the paper certificate. According to the method for verifying whether contents of the paper and electronic certificate are tampered or not, provided by the invention, the problem of authenticity and validity verification of document contents after an electronic document is printed and output as a paper document is solved.
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