KR20190048666A - Method for managing on-line goods transaction and reputation information based on blockchain and apparatus for the same - Google Patents

Abstract

Disclosed are a method for managing online product transactions and reputations based on a block chain and an apparatus thereof. According to an embodiment of the present invention, the method comprises: a process of providing product information including an identifier of a seller who sells a product, an identifier of the product, and a price of the product; a process of checking transaction information including an identifier of a buyer who buys the product, the identifier of the product, and delivery information; a process of generating a transaction information block including the transaction information to distribute the first transaction information block to a plurality of terminal devices included in a system for managing online product transactions and reputations based on a block chain and receive a second transaction information block generated from a plurality of different terminal devices included in the system for managing online product transactions and reputations based on a block chain; and a process of connecting the first and the second transaction information block to generate a transaction information block chain and verify validity of the transaction information block chain.

Description

[0001] METHOD FOR MANAGING ON-LINE GOODS TRANSACTION AND REPORTING INFORMATION BASED ON BLOCKCHAIN AND APPARATUS FOR THE SAME [0002]

This disclosure relates to techniques for handling shopping or electronic commerce, and more particularly to methods and apparatus for handling inter-personal (P2P) transaction-based electronic commerce.

As Internet technology and Internet infrastructure develop, various types of e-commerce sites are operating.

When a user provides a search service or a user search term corresponding to a product to an electronic commerce site management server through a user terminal to search for a desired service or product, the electronic commerce site management server arranges the goods corresponding to the user search term, .

The e-commerce site management server handles contracts, transactions, execution, settlement, etc. between the seller and the buyer while acting as a commodity trading and payment agent. Further, the e-commerce site management server is configured to settle a predetermined commission from the seller or the purchaser while processing the commodity transaction and settlement agency.

In the e-commerce service based on the e-commerce site operation server, the e-commerce site operation server may intervene between the seller and the buyer as an intermediary of the commodity transaction, and a predetermined commission may be generated.

In addition, the electronic commerce service based on the electronic commerce site management server requires data related to personal information, transaction information, payment information, settlement information, etc. of the user (seller, purchaser, etc.) . Accordingly, when an e-commerce site operating server is attacked from the outside, there may arise a problem that data related to personal information, transaction information, settlement information, settlement information, etc. of a user (seller, purchaser, etc.) may leak.

The technical object of the present invention is to provide a method and apparatus for on-line commodity trading and reputation information based on a block chain in which a seller and a purchaser can safely conduct commodity trading without a commission provided to an intermediary of commodity trading.

According to another aspect of the present invention, there is provided a method and apparatus for online commodity trading and reputation information management based on a block chain, which can safely protect information generated during a commodity trading process between a seller and a buyer from external attacks.

Another object of the present invention is to provide a method and apparatus for online merchandise transaction and reputation information management based on a block chain that can enhance the reliability of information by blocking editing or processing of information generated during a process of merchandise transaction between a seller and a buyer And an apparatus.

The technical objects to be achieved by the present disclosure are not limited to the above-mentioned technical subjects, and other technical subjects which are not mentioned are to be clearly understood from the following description to those skilled in the art It will be possible.

According to one aspect of the present disclosure, a block chain-based online commodity trading and reputation information management method can be provided. The method includes the steps of: providing merchandise information including an identifier of a seller who sells a merchandise, an identifier of the merchandise, and a price of the merchandise; an identifier of the buyer purchasing the merchandise, an identifier of the merchandise, And generating a transaction information block including the transaction information to distribute the first transaction information block to a plurality of terminal devices included in the block chain based electronic commerce system, Receiving a second transaction information block generated from a plurality of other terminal devices included in the e-commerce system based on the transaction information block, and creating a transaction information block chain by connecting the first transaction information block and the second transaction information block , And verifying the validity of the transaction information block chain.

The features briefly summarized above for this disclosure are only exemplary aspects of the detailed description of the disclosure which follow, and are not intended to limit the scope of the disclosure.

According to the present disclosure, a method and apparatus for online commodity trading and reputation information management based on a block chain on which a seller and a purchaser can safely conduct commodity trading without a commission provided to an intermediary of commodity trading can be provided.

In addition, according to the present disclosure, a method and apparatus for online commodity trading and reputation information management based on a block chain that can protect information generated during a commodity trading process between a seller and a buyer from external attacks can be provided.

In addition, according to the present disclosure, an online commodity trading and reputation information management method based on a block chain that can enhance the reliability of the information by blocking editing or processing of information generated in the process of commodity trading by sellers and buyers, A device may be provided.

The effects obtainable from the present disclosure are not limited to the effects mentioned above, and other effects not mentioned can be clearly understood by those skilled in the art from the description below will be.

FIG. 1 is a block diagram illustrating a configuration of a block chain-based electronic commerce system to which an online commodity transaction based on a block chain and a reputation information management apparatus according to an embodiment of the present disclosure are applied.
2 is a block diagram illustrating the configuration of an online commodity transaction and a reputation information management apparatus based on a block chain according to an embodiment of the present disclosure.
3A is a diagram illustrating a transaction information block used in an online commodity transaction and a reputation information management apparatus based on a block chain according to an embodiment of the present disclosure.
FIG. 3B is a view illustrating a flat information block used in an online commodity transaction and a flat information management apparatus based on a block chain according to an embodiment of the present disclosure.
FIG. 4 is a block diagram illustrating a chain of trade information blocks and a flat information block chain used in an online commodity transaction and a reputation information management apparatus based on a block chain according to an embodiment of the present disclosure;
FIG. 5 is a block diagram illustrating a configuration of a block chain-based electronic commerce system to which an online commodity transaction based on a block chain and a reputation information management apparatus according to another embodiment of the present disclosure are applied.
6A and 6B are views illustrating transaction information and reputation information provided by the online merchandise transaction and the reputation information management apparatus based on the block chain according to another embodiment of the present disclosure.
FIGS. 7A and 7B are flowcharts illustrating a sequence of a block chain-based online commodity trading and reputation information management method according to an embodiment of the present disclosure; FIG.
Figure 8 is a block diagram illustrating a computing system that implements a block chain-based on-line commodity trading and reputation information management method and apparatus in accordance with an embodiment of the present disclosure.

Hereinafter, embodiments of the present disclosure will be described in detail with reference to the accompanying drawings, which will be easily understood by those skilled in the art. However, the present disclosure may be embodied in many different forms and is not limited to the embodiments described herein.

In the following description of the embodiments of the present invention, a detailed description of known functions and configurations incorporated herein will be omitted when it may make the subject matter of the present disclosure rather unclear. Parts not related to the description of the present disclosure in the drawings are omitted, and like parts are denoted by similar reference numerals.

In the present disclosure, when an element is referred to as being "connected", "coupled", or "connected" to another element, it is understood that not only a direct connection relationship but also an indirect connection relationship May also be included. Also, when an element is referred to as " comprising " or " having " another element, it is meant to include not only excluding another element but also another element .

In the present disclosure, the terms first, second, etc. are used only for the purpose of distinguishing one element from another, and do not limit the order or importance of elements, etc. unless specifically stated otherwise. Thus, within the scope of this disclosure, a first component in one embodiment may be referred to as a second component in another embodiment, and similarly a second component in one embodiment may be referred to as a first component .

In the present disclosure, the components that are distinguished from each other are intended to clearly illustrate each feature and do not necessarily mean that components are separate. That is, a plurality of components may be integrated into one hardware or software unit, or a single component may be distributed into a plurality of hardware or software units. Thus, unless otherwise noted, such integrated or distributed embodiments are also included within the scope of this disclosure.

In the present disclosure, the components described in the various embodiments are not necessarily essential components, and some may be optional components. Thus, embodiments consisting of a subset of the components described in one embodiment are also included within the scope of the present disclosure. Also, embodiments that include other elements in addition to the elements described in the various embodiments are also included in the scope of the present disclosure.

Hereinafter, embodiments of the present disclosure will be described with reference to the accompanying drawings.

FIG. 1 is a block diagram illustrating the configuration of an online merchandise transaction and a reputation information management system based on a block chain to which an online merchandise transaction based on a block chain and a reputation information management apparatus according to an embodiment of the present disclosure are applied.

The online commodity trading and reputation information management system based on the block chain includes a plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n and a transaction management server 13 And a plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n and the transaction management server 13 may be connected to each other through a wired / wireless communication network.

The plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n may be any device having at least one processor and may be a camera, , A communication terminal, a portable communication terminal, a portable mobile terminal, a personal computer (Pesnal Computer), a notebook computer, a PDA (Personal Digital Assistants), a navigation device, and the like. Also, the plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n are provided with program codes for executing online commodity trading based on a block chain and a reputation information management program A memory device may be provided.

In an embodiment of the present disclosure, a block chain-based online commodity transaction illustrates a peer-to-peer transaction. A user of a plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n can be classified into a seller and a buyer, and a plurality of electronic devices 11-1, 11- 2, 11-3, 11-4, ... 11-n) may be used by the seller or the buyer. Therefore, the plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n can perform both the sales mode and the purchase mode functions, A sales mode or a purchase mode.

In the sales mode, the electronic device can register information on a product to be sold (hereinafter referred to as " product information ") in the transaction management server 13. In response to this, in the purchase mode, the electronic device confirms various goods information registered in the transaction management server 13, and stores information (hereinafter referred to as "purchase information") for purchasing a predetermined product and correspondence And transfers the payment information or the transfer information to the electronic device in the corresponding sales mode. Then, in the sales mode, the electronic device can confirm purchase information on the predetermined product, input delivery information, and provide the delivery information to the electronic device in the purchase mode.

Further, in the purchasing mode, the electronic device can receive and provide information (hereinafter referred to as 'reputation information') indicating the reputation of the commodity.

Considering the online commodity trading system based on the above-described block chain, an electronic apparatus operating as a sales mode includes an ordered set of transaction information (purchase information, settlement information, remittance information, delivery information, etc.) And a transaction information block generated through a proof-of-work can be selected. Then, the electronic device operating as the sales mode transfers the selected transaction information block to the other electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n, (13) and manage it as a transaction information block chain.

Similarly, an electronic device operating as a sales mode may generate a flat information block containing an ordered set of reputation information, and may perform the selection of a flat information block generated through a proof of work. Then, the electronic device operating as the sales mode selects the selected flat panel information block from among the plurality of other electronic devices 11-1, 11-2, 11-3, 11-4, ... 11- (13) and manage it as a flat information block chain.

The transaction management server 13 provides an environment capable of creating and managing accounts corresponding to the plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n . In addition, the transaction management server 13 may be configured to allow the electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n to perform block- Environment can be provided. For example, the transaction management server 13 can provide an environment that supports registration of product information, search of registered product information, provision of transaction information of a user (seller), provision of reputation information of a user (seller), and the like.

For example, through the environment provided by the transaction management server 13, the plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n respectively register product information And can confirm product information registered by another electronic device. Based on this, a plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n can perform block commerce based online commodity trading. For example, when the first electronic product 11-1 operating as a sales mode registers first product information on the first product in the transaction management server 13, the second electronic device 11-1 operating as a purchase mode 11-2 may display the first product information for the first product.

The second electronic device 11-2 receives the first order information for ordering the first product and the first payment information and transmits the first order information to the first electronic device 11-1), it is possible to advance the order of the first product.

The first electronic device 11-1 performs verification of the first order information and the first payment information, and when the verification of the first order information and the first payment information is completed, And proceeds to the delivery of the first commodity. In this process, the first electronic device 11-1 can confirm the first delivery information.

The first electronic device 11-1 blocks the first transaction information including the ordered set of the first order information and the first payment information first delivery information and transmits the blocked transaction information (11-1, 11-2, 11-3, 11-4, ... 11-n) provided in a block chain-based electronic commerce system and a transaction management server 13, respectively. Accordingly, the plurality of electronic apparatuses 11-1, 11-2, 11-3, 11-4, ... 11-n and the transaction management server 13 respectively store the first transaction information block, Block (hereinafter, referred to as 'first transaction information block chain').

Through the first chain of transaction information blocks, the plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11- It is impossible to modify or delete the first transaction information with respect to the transaction, so that the reliability of the first transaction information can be enhanced.

In addition, the second electronic device 11-2 may receive later information (e.g., first reputation information) about the transaction of the first commodity after completing the transaction of the first commodity, To the first electronic device 11-1. The first electronic device 11-1 blocks the first flat plate information and transmits the blocked transaction information (hereinafter, referred to as 'first flat plate information block') to a plurality of electronic To the devices 11-1, 11-2, 11-3, 11-4, ... 11-n and the transaction management server 13, respectively. Accordingly, the plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n and the transaction management server 13 respectively store the first flat panel information block, Block (hereinafter, referred to as 'first flat plate information block chain').

Through the first chain of flat plate information blocks, a plurality of electronic devices 11-1, 11-2, 11-3, 11-4, ... 11-n are connected to the first flat plate information The reliability of the first flat plate information can be enhanced.

2 is a block diagram illustrating the configuration of an online commodity transaction and a reputation information management apparatus based on a block chain according to an embodiment of the present disclosure.

The online merchandise transaction and reputation information management apparatus 200 based on the block chain may include a sales mode processing unit 210, a purchase mode processing unit 220, and a block chain processing unit 230.

The sales mode processing unit 210 may include a goods information registration unit 211, a purchase information management unit 212, and a delivery information management unit 213.

The product information registration unit 211 provides an environment (for example, an interface through which product information can be input) for receiving product information in order to register product information in the transaction management server 13, The user can input the goods information through the environment in which the goods can be received), and provide the goods information to the transaction management server 13 to request registration. At this time, the product information may include information such as a product identifier, a product name, a quantity, and a price.

The purchase information management unit 212 can receive, store and manage purchase information and payment information (or remittance information) generated and provided by a purchaser (or an electronic device operating as a purchase mode). The purchase information management unit 212 may provide the purchase information to the block chain processing unit 230 in order to configure a transaction information block after the transaction for the goods is completed. Here, the purchase information may include a purchase identifier, a product identifier, a product name, a quantity, a price, payment information, shipping address information, and the like.

The delivery information management unit 213 can be connected to a delivery server for generating and providing delivery information, and can confirm and store the delivery information provided from the delivery server and manage the delivery information. In addition, the delivery information management unit 213 may provide the delivery information to the block chain processing unit 230 to form a transaction information block after the transaction for the goods is completed.

The delivery information may include information such as a delivery ID, a delivery address, a collection date, a shipping scheduled date, a shipping completion date, a product type, and the like.

The purchase mode processing unit 220 may include a goods information providing unit 221, a purchase information registering unit 222, and a reputation information registering unit 223.

The goods information providing unit 221 can provide the goods information registered in the transaction management server 13. For example, the goods information providing unit 221 lists goods information registered in the transaction management server 13, provides the goods information, confirms the search word input through the search window, and transmits the goods information corresponding to the search word to the transaction management server 13).

Particularly, the goods information providing unit 221 can receive the transaction information and the reputation information managed on the basis of the block chain in the transaction management server 13, and provides the transaction information corresponding to the goods information and the reputation information . The transaction information corresponding to the product information and the reputation information may include transaction information and reputation information for the product and may further include transaction information and reputation information for the user (or user account) have.

The purchase information registering unit 222 can provide an environment for inputting purchase information. For example, the purchase information registration unit 222 sets product information for a selected product through the goods information providing unit 221, and stores information necessary for the purchase of the goods, such as a quantity, destination information, payment information, It is possible to provide an input window for receiving input. Accordingly, the purchase information registration unit 222 can generate purchase information including product information, quantity, destination information, payment information, and the like, and provide it to the electronic device corresponding to the seller through the transaction management server 13. [

The reputation information registration unit 223 can provide an environment for inputting reputation information. For example, the reputation information registration unit 223 receives information for notifying the transaction management server 13 or the electronic device corresponding to the seller of the completion of the transaction of the commodity, and acquires reputation information on the commodity, for example, And an input window for inputting a score or the like can be provided. Accordingly, the reputation information registering unit 223 can generate reputation information including the detailed information on the after-sales transaction, the transaction score, and the like, and provide it to the electronic device corresponding to the seller through the transaction management server 13. [

The block chain processing unit 230 may process the transaction information block in cooperation with the sales mode processing unit 210. [

The block chain processing unit 230 arranges and collects purchase transactions (transactions), for example, purchase information, payment information (or remittance information), and delivery information provided from the purchase information management unit 220 on a time basis to generate a block And the transaction information block is selected through the proof of work.

The proof-of-work can be performed through an operation to find out whether the hash value of the generated block satisfies the value set in the algorithm. If the calculated hash value satisfies a predetermined hash value, the block can be selected and linked to an existing block chain. At this time, if there are a plurality of valid blocks, the block can be selected based on a predetermined policy. For example, a block connected to the longest chain may be selected.

The block chain processing unit 230 may process the flat information block in association with the purchasing mode processing unit 220.

The block chain processing unit 230 arranges and collects reputation information (transactions) provided from the purchasing mode processing unit 220 on a time basis to generate a block and selects a flat information block through a proof of work . The flat panel information block may include an identifier of relevant purchase information, and the merchandise corresponding to the purchase information can be confirmed through this (identifier of the purchase information), and it can be confirmed that the reputation information is related to the transaction for the merchandise.

Further, purchase information, payment information, delivery information, and the like can be generated relatively frequently as compared with the reputation information, and the processing speed is required. Therefore, the time unit for generating the transaction information block can be set shorter than the time unit for generating the flat information block.

The block chain processing unit 230 may transmit the generated transaction information block or the flat information block to the transaction management server 13 and other electronic devices respectively and may store the transaction information block received from the transaction management server 13 and other electronic devices It is possible to store and manage block chains of flat information blocks (for example, trade information block chains, flat information block chains, etc.).

In addition, since the transaction information block chain and the flat information block chain may be configured differently, the block chain processing unit 230 may manage the transaction information block chain and the flat information block chain together in a double chain.

FIG. 3A is a diagram illustrating purchase information used in an online commodity transaction and a reputation information management apparatus based on a block chain according to an embodiment of the present disclosure, FIG. 3B is a block chain-based online Is a diagram illustrating reputation information used in the merchandise transaction and reputation information management apparatus.

The purchase information may include a transaction identifier (e.g., a transaction number (Num of Tx)), buyer information, seller information, purchase product identifier, purchase quantity, order amount, purchase information creation time, and signature information of the buyer.

The reputation information may include a reputation identifier (eg, Num of ReTx), associated Tx, buyer information, seller information, purchase item identifier, reputation score, reputation information creation time, have.

FIG. 4 is a block diagram illustrating a chain of trade information blocks and a flat information block chain used in an online commodity transaction and a reputation information management apparatus based on a block chain according to an embodiment of the present disclosure;

Referring to FIG. 4, a plurality of transactions 401, 402, 403, 404, 405, 406, 407, 408, 409, 410 may be generated in the course of performing block- A transaction can be one of transaction information, payment information, and shipping information. A plurality of transactions 401, 402, 403, 404, 405, 406, 407, 408, 409, 410 may be arranged based on the time of occurrence.

The block chain processing unit 230 may configure a plurality of transactions 401, 402, 403, 404, 405, 406, 407, 408, 409 and 410 based on a predetermined first time unit. For example, the block-chain processing unit 230 may collect the first to fourth transactions 401, 402, 403, 404 to form a first transaction information block 421, and the fifth to eighth transactions 405, 406, 407, and 408 may be collected to configure the second transaction information block 422. [

The block chain processing unit 230 may construct a transaction information block including link information linking the same goods when the transaction information block is constructed. For example, referring to FIG. 4, a third purchase information transaction 403, a fifth purchase information transaction 405, an eighth purchase information transaction 408, and a tenth purchase information transaction 410 are based on the same goods It shows that it is a generated transaction. In response to this, the block-chain processing unit 230 refers to the purchase item identifier included in the purchase information transaction, and generates a third purchase information transaction 403 and a fifth purchase information The second transaction information block 422 may be generated by inserting the link information indicating that the transaction 405 is the same product. Likewise, the block-chain processing unit 230 may construct a flat information block including the link information linking the same goods, when the flat information block 441 is configured. For example, the third flat plate information block 433 and the fifth flat plate information block 435 illustrate that they are blocks generated based on the same goods. In response, the block-chain processing unit 230 confirms that the third flat information transaction 433 and the fifth flat information transaction 435 have the same purchase product identifier, and transmits the link information indicating the same goods The second flat panel information block 442 can be generated.

Furthermore, the block-chain processing unit 230 may form a transaction information block chain that links transaction information blocks 421 and 422. [ In the same manner, the block-chain processing unit 230 may form a flat information block chain in which the flat information blocks 441 and 442 are connected.

In constructing the double chain including the transaction information block chain and the flat information block chain, the block chain processing unit 230 may construct a double chain by connecting the transaction information transaction and the flat information transaction for the same product. For example, if the second purchase information transaction 402 and the first reputation information transaction 431 are the same product, for example, a block for the first product, the block chain processing unit 230 receives the second purchase information transaction 402, And the first flat plate information transaction 431 to form a double chain.

FIG. 5 is a block diagram illustrating a block chain-based on-line merchandise transaction and a reputation information management system to which a block chain-based online merchandise transaction and a reputation information management apparatus are applied according to another embodiment of the present disclosure.

Referring to FIG. 5, a block chain-based online commodity trading and reputation information management system according to another embodiment of the present disclosure includes a plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ..., 51-1 to 51-n and a plurality of transaction management servers 52a, 52b and 52c and a plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51- n and the plurality of transaction management servers 52a, 52b, and 52c may be connected to each other through a wired / wireless communication network.

The plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ..., 51-n are provided with a transaction information block including a transaction generated in the online merchandise transaction based on the block chain, 51-2, 51-3, 51-4, ... 51-n and a plurality of transaction management servers 52a, 52b, 52c to exchange with each other a plurality of electronic devices 51-1, 51-2, 51-3, have. Blocks exchanged by a plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51-n are provided to respective electronic devices, have.

The plurality of transaction management servers 52a, 52b and 52c can create and manage accounts corresponding to the plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51-n Can provide an environment that can be used. In addition, the plurality of transaction management servers 52a, 52b, and 52c register product information in a plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51- , It is possible to provide an environment in which registered product information can be searched.

The electronic devices corresponding to the same seller can access the plurality of transaction management servers 52a, 52b, and 52c with different accounts, and can register the same goods in the plurality of transaction management servers 52a, 52b, and 52c .

When the same goods are registered in the plurality of transaction management servers 52a, 52b, and 52c, when each transaction management server independently manages transactions such as product information, sales information, purchase information, transaction information, The transaction information and the reputation information corresponding to the same goods or the same seller can be displayed differently to the plurality of transaction management servers 52a, 52b, and 52c, respectively (see FIG. 6A).

For example, the first seller may have a plurality of transaction information and reputation information for the first commodity in the first transaction management server 52a, and there may be a negative reputation. Accordingly, the first seller can register the first goods in the second transaction management server 52b without selling the first goods through the first transaction management server 52a. In this case, when the buyer accesses only the second transaction management server 52b, the buyer may not be able to confirm the negative reputation generated in the first transaction management server 52a.

On the other hand, in the online merchandise transaction and reputation information management system based on the block chain according to another embodiment of the present disclosure, a plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51- n and a plurality of transaction management servers 52a, 52b, and 52c may be provided to integrally manage transaction such as transaction information, reputation information, and the like.

(Transaction information, reputation information) distributed by managing transaction information, reputation information transactions, and the like for the same goods registered in the plurality of transaction management servers 52a, 52b, and 52c Therefore, the purchaser can more easily confirm various information about the seller, and can increase the reliability of the transaction information.

To this end, a plurality of transaction management servers 52a, 52b, and 52c create accounts corresponding to the plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51- And an environment in which management can be performed. Particularly, the plurality of transaction management servers 52a, 52b, and 52c generate accounts corresponding to the plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ... 51- (E.g., personal identification information, a mobile communication terminal identifier (e.g., purse number, etc.)) that is not changed and is given to a specific user at the time of creation, and the user's unique information can be linked to the account .

On the other hand, the plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ..., 51-n can be used for online commodity trading based on a block chain and reputation information management A transaction information block and a flat information block can be generated based on the transaction information block described in the apparatus and the generation method of the flat information block. In this process, the plurality of electronic devices 51-1, 51-2, 51-3, 51-4, ..., 51-n use the unique information of the user to generate a transaction information block and a flat information block Can be generated.

For example, each transaction included in the transaction information block and the flat information block may be configured to include an OP_RETURN field, and the corresponding field may be defined as a digital notary service (e.g., "OP_RETURN: DOCPROOF").

In this manner, the transaction information block and the flat information block are generated by inserting the unique information of the user in the form of metadata, and the transaction information block and the flat information block are generated by the plurality of electronic devices 51-1, 51-2, 51-3, 51-4, 52b and 52c to constitute a block chain so that even if different transaction management servers 52a, 52b and 52c use different accounts, the same users Can be identified.

In addition, transaction information on the same user or the same goods can be integrally provided in a product provision environment (e.g., product provision UI, product provision menu, etc.) provided by a plurality of transaction management servers 52a, 52b and 52c . For example, referring to FIG. 6B, when the first product 651 is provided to the goods providing environment provided by the plurality of transaction management servers 52a, 52b, and 52c, The second purchase information 463 and the second reputation information 464 acquired in correspondence with the second transaction management server 52b and the second purchase information 463 and the third transaction management The third purchase information 465 and the third reputation information 466 acquired in correspondence with the server 52c can be provided by the plurality of transaction management servers 52a, 52b and 52c in the same manner.

FIGS. 7A and 7B are flowcharts illustrating a sequence of a block chain-based online commodity trading and reputation information management method according to an embodiment of the present disclosure; FIG.

An online commodity trading method based on a block chain can be performed by the online commodity trading and reputation information managing apparatus based on the block chain described above.

7A illustrates an operation sequence of a sales mode in a block chain-based online merchandise transaction and a reputation information management method.

The online merchandise transaction and reputation information management apparatus can provide an environment (for example, an interface through which product information can be input) in which goods information can be received, in order to register the goods information in the transaction management server. An event for requesting the registration of the product information may be generated through an environment in which the product information can be input (for example, an interface through which product information can be input) (S701-Yes). Accordingly, the online merchandise transaction and reputation information management apparatus can provide registration information to the transaction management server (S702).

The online merchandise transaction and reputation information management apparatus may receive a purchase request for at least one commodity registered in the transaction management server (S703). In response to receipt of the purchase request, the online merchandise transaction and reputation information management apparatus can store and manage the purchase information and the payment information (or remittance information) (S704). Here, the purchase information may include a purchase identifier, a product identifier, a product name, a quantity, a price, payment information, shipping address information, and the like.

When an environment in which the user can input the delivery information (for example, an interface capable of inputting the delivery information) is requested (S705), the online commodity transaction and the reputation information management device are configured to receive the delivery information in an environment An interface through which delivery information can be input).

The online merchandise transaction and reputation information management device is configured to send basic information (eg, shipping address, recipient name, sender name, recipient address, dispatcher information) through an environment in which delivery information can be input (For example, a delivery ID, a collection date, a shipping date, a shipping completion date, etc.) provided from the delivery server can be received from the delivery server have. The online merchandise transaction and reputation information management apparatus can generate and manage the delivery information including the delivery basic information and the delivery process information (S706).

On the other hand, the online merchandise transaction and reputation information management apparatus can arrange and collect the transactions on a temporal basis whenever transactions (for example, purchase information, settlement information (or remittance information), delivery information, have.

The online merchandise transaction and reputation information management apparatus generates a block generation event every predetermined time unit (S707-Yes), creates a block combining the transactions, and selects a transaction information block through a proof of work (S708).

The proof-of-work can be performed through an operation to find out whether the hash value of the generated block satisfies the value set in the algorithm. If the calculated hash value satisfies a predetermined hash value, the block can be selected and linked to an existing block chain. At this time, if there are a plurality of valid blocks, the block can be selected based on a predetermined policy. For example, a block connected to the longest chain may be selected.

Referring to FIG. 4, step S708 of generating a transaction information block will be described in detail.

A plurality of transactions 401, 402, 403, 404, 405, 406, 407, 408, 409, 410 may be generated in the process of performing an online commodity transaction based on a block chain, Information, and delivery information. A plurality of transactions 401, 402, 403, 404, 405, 406, 407, 408, 409, 410 may be arranged based on the time of occurrence.

The online merchandise transaction and reputation information management apparatuses store transaction information blocks including a plurality of transactions 401, 402, 403, 404, 405, 406, 407, 408, 409, 410 arranged and collected until a block generation event occurs . ≪ / RTI > For example, the online merchandise transaction and reputation information management apparatus can collect the first to fourth transactions 401, 402, 403, 404 to form a first transaction information block 421, 405, 406, 407, 408) to constitute a second transaction information block (422).

The online commodity trading and reputation information management apparatus can construct a transaction information block including the link information linking the same commodity when the transaction information block is composed. For example, the third purchase information transaction 403, the fifth purchase information transaction 405, the eighth purchase information transaction 408, and the tenth purchase information transaction 410 illustrate that the transaction is generated based on the same goods . In response to this, the online merchandise transaction and reputation information management apparatus refers to the purchase item identifier included in the purchase information transaction, and when generating the second transaction information block 422, the third purchase information transaction 403, The second transaction information block 422 may be generated by inserting the link information indicating that the purchase information transaction 405 is the same product.

On the other hand, in step S709, the online merchandise transaction and reputation information management apparatus can deliver the selected transaction information block to other online commodity transactions, the reputation information management apparatus, and the transaction management server.

The online commodity transaction and reputation information management apparatus can receive the transaction information block generated by the other online commodity transaction and the reputation information management apparatus and connect the selected transaction information block and the received transaction information block to the transaction information block chain (S710).

FIG. 7B illustrates an operation sequence of a purchase mode in an online commodity trading method based on a block chain.

The online goods transaction and the reputation information management apparatus can provide the goods information registered in the transaction management server (S751). For example, the online merchandise transaction and reputation information management apparatus may provide product information registered in the transaction management server in a list or provide them, confirm the search word input through the search window, receive product information corresponding to the search word from the transaction management server .

Particularly, the online merchandise transaction and reputation information management apparatus can receive transaction information and reputation information managed on a block chain basis in the transaction management server, and can provide transaction information and reputation information corresponding to the goods information . The transaction information corresponding to the product information and the reputation information may include transaction information and reputation information for the product and may further include transaction information and reputation information for the user (or user account) have.

The online merchandise transaction and reputation information management apparatus can provide an environment for inputting purchase information, and can receive a purchase request through an environment for inputting purchase information.

An environment in which purchase information can be input includes an input window for setting product information for a selected product and inputting information necessary for the purchase of the product, for example, a quantity, destination information, payment information or remittance information, Button.

As the purchase request button is input (YES in S752), the online merchandise transaction and reputation information management device displays the purchase information including the information input through the input window, that is, the product information, the quantity, the destination information, the payment information, Information is generated (S753), and the purchase information may be provided to the electronic device corresponding to the seller or through the transaction management server (S754).

The online merchandise transaction and reputation information management apparatus can provide an environment for inputting reputation information. For example, the online merchandise transaction and reputation information management apparatus receives information notifying that the transaction of the merchandise has been completed from the electronic device corresponding to the transaction management server or the seller, and stores reputation information on the merchandise, And the like can be provided.

Accordingly, as the reputation information is input by the user (S755 - YES), the online commodity transaction and the reputation information management apparatus generate and store reputation information including the detailed information of the transaction late, the transaction score, and the like, To the electronic device corresponding to the seller (S756).

The online merchandise transaction and reputation information management apparatus generates a block creation event every predetermined time unit (S757-Yes), creates a block combining the transactions, and selects a transaction information block through a proof of work (S758).

The proof-of-work can be performed through an operation to find out whether the hash value of the generated block satisfies the value set in the algorithm. If the calculated hash value satisfies a predetermined hash value, the block can be selected and linked to an existing block chain. At this time, if there are a plurality of valid blocks, the block can be selected based on a predetermined policy. For example, a block connected to the longest chain may be selected.

Referring to FIG. 4, step S758 of generating a flat information block will be described in detail.

The online merchandise transaction and reputation information management apparatus may constitute a flat information block including a plurality of transactions 431, 432, 433, and 434 arranged and collected until a reputation information block generation event is generated. For example, the online merchandise transaction and the reputation information management apparatus may collect the first to fourth reputation information transactions 431, 432, 433, and 434 to configure the first flat information block 441.

On the other hand, in step S759, the online merchandise transaction and reputation information management apparatus can transmit the selected reputation information block to other online commodity transactions, the reputation information management apparatus, and the transaction management server.

The online commodity transaction and reputation information management apparatus can receive the reputation information block generated by the other online commodity transaction and the reputation information management apparatus and connect the selected reputation information block and the received reputation information block to the reputation information block chain (S760).

Further, in the above-described step S708, the online commodity transaction and the reputation information management apparatus may configure the transaction information block including the link information linking the same commodity in the construction of the transaction information block. For example, referring to FIG. 4, a third purchase information transaction 403, a fifth purchase information transaction 405, an eighth purchase information transaction 408, and a tenth purchase information transaction 410 are based on the same goods It shows that it is a generated transaction. In response to this, the online merchandise transaction and reputation information management apparatus refers to the purchase item identifier included in the purchase information transaction, and when generating the second transaction information block 422, the third purchase information transaction 403, The second transaction information block 422 may be generated by inserting the link information indicating that the purchase information transaction 405 is the same product.

Similarly, in the above-described step S758, the online commodity transaction and the reputation information management apparatus may constitute the flat information block including the link information linking the same commodity in the construction of the flat information block. For example, in FIG. 4, the third flat plate information block 433 and the fifth flat plate information block 435 illustrate that they are blocks generated based on the same product. In response, the online merchandise transaction and reputation information management apparatus confirms that the third reputation information transaction 433 and the fifth reputation information transaction 435 have the same purchased merchandise identifier, Information may be inserted to generate the second flat panel information block 442. [

Furthermore, the online merchandise transaction and reputation information management apparatus may configure a double chain including the transaction information block chain and the flat information block chain in steps S710 and S760.

Also, the online commodity transaction and reputation information management apparatus can constitute a double chain by connecting the transaction information transaction and the reputation information transaction for the same product. For example, as shown in FIG. 4, when the second purchase information transaction 402 and the first flat information transaction 431 are the same product, for example, a block for the first product, 2 Purchase information transaction 402 and first flat information transaction 431 may be concatenated to form a double chain.

8 is a block diagram illustrating a computing system that implements a block-chain-based electronic commerce method and apparatus in accordance with an embodiment of the present disclosure.

8, a computing system 1000 includes at least one processor 1100, a memory 1300, a user interface input device 1400, a user interface output device 1500, (1600), and a network interface (1700).

The processor 1100 may be a central processing unit (CPU) or a memory device 1300 and / or a semiconductor device that performs processing for instructions stored in the storage 1600. Memory 1300 and storage 1600 may include various types of volatile or non-volatile storage media. For example, the memory 1300 may include a ROM (Read Only Memory) and a RAM (Random Access Memory).

Thus, the steps of a method or algorithm described in connection with the embodiments disclosed herein may be embodied directly in hardware, in a software module executed by processor 1100, or in a combination of the two. The software module may reside in a storage medium (i.e., memory 1300 and / or storage 1600) such as a RAM memory, a flash memory, a ROM memory, an EPROM memory, an EEPROM memory, a register, a hard disk, a removable disk, You may. An exemplary storage medium is coupled to the processor 1100, which can read information from, and write information to, the storage medium. Alternatively, the storage medium may be integral to the processor 1100. [ The processor and the storage medium may reside within an application specific integrated circuit (ASIC). The ASIC may reside within the user terminal. Alternatively, the processor and the storage medium may reside as discrete components in a user terminal.

Although the exemplary methods of this disclosure are represented by a series of acts for clarity of explanation, they are not intended to limit the order in which the steps are performed, and if necessary, each step may be performed simultaneously or in a different order. In order to implement the method according to the present disclosure, the illustrative steps may additionally include other steps, include the remaining steps except for some steps, or may include additional steps other than some steps.

The various embodiments of the disclosure are not intended to be all-inclusive and are intended to be illustrative of the typical aspects of the disclosure, and the features described in the various embodiments may be applied independently or in a combination of two or more.

In addition, various embodiments of the present disclosure may be implemented by hardware, firmware, software, or a combination thereof. In the case of hardware implementation, one or more application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays A general processor, a controller, a microcontroller, a microprocessor, and the like.

The scope of the present disclosure is to be accorded the broadest interpretation as understanding of the principles of the invention, as well as software or machine-executable instructions (e.g., operating system, applications, firmware, Instructions, and the like are stored and are non-transitory computer-readable medium executable on the device or computer.

Claims (1)

In online commodity trading and reputation management methods,
Providing product information including an identifier of a seller who sells a product, an identifier of the product, and a price of the product;
Confirming transaction information including an identifier of a purchaser who purchases the commodity, an identifier of the commodity, and delivery information;
Generating a transaction information block including the transaction information and distributing the first transaction information block to a plurality of terminal devices included in the online commodity transaction based on the block chain and the reputation management system, Receiving a second transaction information block generated from a plurality of other terminal devices included in the reputation management system;
And generating a transaction information block chain by connecting the first transaction information block and the second transaction information block to each other.

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