A copyright transaction method and device for pictures

Abstract

The invention provides a copyright transaction method and a copyright transaction device for pictures. The method comprises the following steps: receiving an original picture uploaded by a selling user and copyright owner information of the picture; Generating unique digital fingerprint information for the original picture, writing the digital fingerprint information into the block chain, and identifying all authorized users of the artificial digital fingerprint information of the copyright of the original picture; Receiving a transaction condition which is submitted by a selling user and aimsat the original picture, and adding a to-be-sold identifier to the original picture; And if a purchase operation of the purchase user on the original picture carrying the to-be-sold identifier is received and it is judged that the purchase operation conforms to the transaction condition of the original picture, changing the ownership user of the digital fingerprint information of the original picture into the purchase user. According to the scheme provided by the invention, unique digital fingerprint information is generated for the original picture and is written into the block chain, so that the security and effectiveness of copyright information of the original picture can be effectively ensured based on decentration, disclosure, transparency and non-tamper characteristics of the blockchain.

Description

technical field [0001] The invention relates to the field of computer application technology, in particular to a method and device for copyright trading of pictures. Background technique [0002] In the existing technology, the original works created by users are usually not effectively protected by copyright, and there is no suitable platform for the original works to be converted into value in a timely manner so that the original works can be effectively used. This will not only lead to the wasted effort and sweat of the author of the original work, but also greatly discourage the enthusiasm of the original author to create. What's more, because the authors of some original works do not have sufficient legal and economic awareness, through offline copyright transactions, the purchasers of the works later discovered that there is a phenomenon of "one woman marrying more" in copyright, which leads to more and more copyright disputes. . [0003] Therefore, how to achieve im...

AI Technical Summary

Problems solved by technology

[0002] In the existing technology, the original works created by users are usually not effectively protected by copyright, and there is no suitable platform for the original works to be converted into value in a timely manner so that the original works can be effectively used. This will not only lead to the wasted effort and sweat of the author of the original work, but also greatly discourage the enthusiasm of the original author to create

What's more, because the authors of some original works do not have sufficient legal and economic awareness, through offline copyright transactions, the purchasers of the works later discovered that there is a phenomenon of "one woman marrying more" in copyright, which leads to more and more copyright disputes.

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