Official seal fake detection method and device based on network digital certificate and network lookup
A digital certificate and network query technology, applied in digital data authentication, electronic digital data processing, computer security devices, etc., can solve problems such as troublesome anti-counterfeiting query, limited use of official seal printers, and poor practicability
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[0058] In order to make the purpose, technical solutions and advantages of the present invention clearer, the technical solutions in the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the present invention. Obviously, the described embodiments are part of the embodiments of the present invention , but not all examples. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.
[0059] attached figure 2 It is an official seal printer with CA certification and a CA certification and two-dimensional code anti-counterfeiting technology of the present invention, figure 1 These are several typical patterns of official seal graphics printed by the above-mentioned printers.
[0060] as attached figure 2 As shown, a kind of official seal printer with CA certification an...
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