Document generation method, verification method, device and system

Abstract

The invention discloses a bill generation method, a verification method, a device and a system, belonging to the technical field of electronic information. The document verification method includes: obtaining a two-dimensional code document to be verified; analyzing the two-dimensional code document to obtain original document information and a digital signature on the original document information, and the digital signature is used to verify the authenticity of the two-dimensional code document; The document information and digital signature verify the two-dimensional code document; if the verification is passed, it is determined that the two-dimensional code document is a real document; since the digital signature cannot be forged by others, the above technical solution solves the problem that the document in the prior art is easy to be forged by the user problem; since the two-dimensional code document includes the original document information and digital signature at the same time, when verifying the authenticity of the two-dimensional code document, the verification of the document can be realized conveniently and accurately through the verification of the digital signature, which reduces the need for The effect of the difficulty factor during document verification.

Description

technical field [0001] The invention relates to the technical field of electronic information, in particular to a bill generation method, verification method, device and system. Background technique [0002] With the development of society, commodity trading has become a behavior that users experience every day. When a user conducts a commodity transaction, the merchant usually needs to give the user a receipt, so that the user can request related services from the merchant according to the receipt. [0003] The existing documents include collection documents, payment documents, transfer documents, delivery documents, delivery documents and transfer documents, etc. Taking the receipt of goods as an example, when the merchant needs to give the receipt to the user, the merchant will fill in the receipt such as the name of the product, the quantity of the product, the exchange value of the product, the date of exchange, the name of the merchant, the address of the merchant, or...

AI Technical Summary

Problems solved by technology

[0006] In order to solve the problems in the prior art that bills are easily forged by users and merchants have high difficulty in verifying bills, the embodiment of the present invention provides a bill generation method, verification method, device and system

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