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Method and device for multi-level transaction based on block chain

A blockchain and transaction technology, applied in the computer field, can solve problems such as unfavorable health transactions, and achieve the effect of reducing the possibility of information being leaked, improving security, and protecting business secrets

Active Publication Date: 2020-12-25
上海专精特新金融信息服务有限公司 +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Since the middleman plays a vital role in the completion of the task, when the middleman is abandoned, it is very detrimental to the health of the transaction

Method used

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  • Method and device for multi-level transaction based on block chain
  • Method and device for multi-level transaction based on block chain
  • Method and device for multi-level transaction based on block chain

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Embodiment Construction

[0030] In order to make the purpose, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments It is a part of embodiments of the present invention, but not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

[0031] The embodiment of the present invention provides a method and device for multi-level transaction based on block chain. This method works for figure 1 The application scenarios shown, such as figure 1 As shown, it includes: one or more clients 101, for example, notebook computers, desktop computers and mobile terminals, etc.; one or m...

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Abstract

Embodiments of the present invention relate to a method and device for multi-level transactions based on blockchain. Including: determining the first-level transaction contract and recording it on the block chain, the first-level transaction contract includes the first account, the second account and the first information of the target project; in the first-level transaction contract, The first account is the entrusting party of the target project, and the second account is the undertaker of the target project; the second-level transaction contract is determined and recorded on the block chain, and the second-level The transaction contract includes the second account, the third account, and the second information of the transaction item; in the second-level transaction contract, the second account is the entrusting party of the target item, and the third account is The undertaker of the target project; the first-level transaction contract is invisible to the third account on the block chain. Improve the security of transaction information and reduce the risk of transaction information leakage.

Description

technical field [0001] The present invention relates to the field of computer technology, in particular to a method and device for multi-level transaction based on block chain. Background technique [0002] In the trading system, when the project initiator releases a task, it usually needs multiple intermediaries before finding the party that completes the task, that is, the actual party that completes the task. These intermediaries are generally not free of charge, because in the existing system, Transaction information is not very secure and is easily leaked. Therefore, when the actual completion party and the project initiator reach an agreement, it is possible to abandon the middleman. Since the middleman plays a vital role in the completion of the task, it is very detrimental to the health of the transaction when the middleman is abandoned. [0003] Therefore, an urgent technical problem for those skilled in the art is how to provide transaction information security a...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06Q20/38G06Q20/40
CPCG06Q20/40
Inventor 李立中
Owner 上海专精特新金融信息服务有限公司
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