WO2021121030A1 - Procédé de transfert de ressources, terminal de règlement et nœud de serveur - Google Patents

Procédé de transfert de ressources, terminal de règlement et nœud de serveur Download PDF

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Publication number
WO2021121030A1
WO2021121030A1 PCT/CN2020/133167 CN2020133167W WO2021121030A1 WO 2021121030 A1 WO2021121030 A1 WO 2021121030A1 CN 2020133167 W CN2020133167 W CN 2020133167W WO 2021121030 A1 WO2021121030 A1 WO 2021121030A1
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WO
WIPO (PCT)
Prior art keywords
resource
attribute information
server node
information
checkout terminal
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PCT/CN2020/133167
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English (en)
Chinese (zh)
Inventor
刘铁
姜丰
高建斌
杨燕明
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中国银联股份有限公司
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Publication of WO2021121030A1 publication Critical patent/WO2021121030A1/fr

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
    • G06Q20/065—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme using e-cash
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/04—Payment circuits
    • G06Q20/06—Private payment circuits, e.g. involving electronic currency used among participants of a common payment scheme
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/32—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using wireless devices
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/387—Payment using discounts or coupons
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q40/00—Finance; Insurance; Tax strategies; Processing of corporate or income taxes
    • G06Q40/04—Trading; Exchange, e.g. stocks, commodities, derivatives or currency exchange

Definitions

  • the embodiment of the present invention relates to the technical field of resource transfer, in particular to a method for resource transfer, a checkout terminal, and a server node.
  • cloud QuickPass and cross-border marketing activities often carry out resource marketing activities, which have played a key role in increasing transaction volume and enhancing user viscosity.
  • the traditional resource operation method usually uses the background server to generate resources in batches. Consumers use the card or cloud flash payment mobile payment terminal to settle the consumption at the checkout terminal. The terminal obtains the consumer’s payment information and initiates a transaction request to the background server. Registration and activity rules judge and calculate the discount amount, and deduct the discount amount on the basis of the original consumption amount to complete the transaction request, and notify the consumer of the result of the consumption settlement.
  • This technical architecture requires a high level of stability of the server, acceptance terminal, and even the cardholder’s mobile phone signal, and failures in any link will cause the service to be unavailable.
  • the embodiment of the present invention provides a resource transfer method, checkout terminal, and server node, which are used to implement resource transfer.
  • an embodiment of the present invention provides a resource transfer method, including:
  • the checkout terminal obtains the two-dimensional code information corresponding to the resource of the consumer terminal; the two-dimensional code information corresponding to the resource includes resource attribute information;
  • the checkout terminal verifies the resource attribute information according to the public key corresponding to the signature information in the resource attribute information;
  • the checkout terminal sends a resource transfer transaction request to the server node according to the resource attribute information after confirming that the check is passed, and the resource transfer transaction request includes the resource attribute information, so that the server node can respond to the resource attribute information.
  • the resource transfer is completed after verification.
  • the public key corresponding to the signature information in the resource attribute information is used to verify the resource attribute information, which can verify the resource even if the checkout terminal and the background are interrupted, ensuring the security of resource transfer, and then Realize the offline payment of resources.
  • the checkout terminal verifying the resource attribute information according to the public key corresponding to the signature information in the resource attribute information includes:
  • the checkout terminal verifies whether the issuing agency of the resource is correct according to the public key corresponding to the signature information in the resource attribute information;
  • the checkout terminal analyzes the resource attribute information to obtain the resource validity period and the merchant category code (MCC) of the resource;
  • the checkout terminal determines whether the validity period of the resource has expired and whether the merchant category code is in the merchant category code list.
  • the server node is any node in the blockchain.
  • an embodiment of the present invention provides a resource transfer method, including:
  • the server node receives a resource transfer transaction request sent by the checkout terminal, where the resource transfer transaction request includes resource attribute information; the resource transfer transaction request is sent by the checkout terminal after the checkout terminal passes the verification of the resource attribute information;
  • the server node determines whether the resource participation condition in the resource attribute information meets the requirements of the marketing activity
  • the server node completes the resource transfer according to the resource ID and the resource amount in the resource attribute information, and confirms the payment information by consensus.
  • the server node's consensus confirmation on payment information includes:
  • the server node When the server node receives more than a preset number of valid consensus confirmations, it confirms that a consensus is reached on the payment information.
  • the method further includes:
  • the server node records the payment information in the node ledger.
  • the server node is any node in the blockchain.
  • an embodiment of the present invention provides a checkout terminal, including:
  • the obtaining unit is configured to obtain the QR code information corresponding to the resource of the consumer terminal; the QR code information corresponding to the resource includes resource attribute information;
  • a verification unit configured to verify the resource attribute information according to the public key corresponding to the signature information in the resource attribute information
  • the sending unit is configured to send a resource transfer transaction request to the server node according to the resource attribute information after the verification is passed, and the resource transfer transaction request includes the resource attribute information, so that the server node can check the resource attribute information. After the information is verified, the resource transfer is completed.
  • the verification unit is specifically configured to:
  • the server node is any node in the blockchain.
  • an embodiment of the present invention provides a server node, including:
  • the receiving unit is configured to receive a resource transfer transaction request sent by the checkout terminal, where the resource transfer transaction request includes resource attribute information; the resource transfer transaction request is sent by the checkout terminal after the resource attribute information is verified ;
  • the processing unit is used to determine whether the resource participation conditions in the resource attribute information meet the requirements of marketing activities; if so, complete the resource transfer according to the resource ID and the resource amount in the resource attribute information, and perform consensus confirmation on payment information.
  • processing unit is specifically configured to:
  • processing unit is further configured to:
  • the payment information is recorded in the node ledger.
  • the server node is any node in the blockchain.
  • an embodiment of the present invention also provides a computing device, including:
  • Memory used to store program instructions
  • the processor is configured to call the program instructions stored in the memory, and execute the above-mentioned resource transfer method according to the obtained program.
  • embodiments of the present invention also provide a computer-readable non-volatile storage medium, including computer-readable instructions.
  • the computer reads and executes the computer-readable instructions, the computer executes the above-mentioned resource transfer method. .
  • FIG. 1 is a schematic diagram of a system architecture provided by an embodiment of the present invention
  • FIG. 2 is a schematic diagram of a server node provided by an embodiment of the present invention.
  • FIG. 3 is a schematic flowchart of a method for resource transfer according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural diagram of a checkout terminal provided by an embodiment of the present invention.
  • FIG. 5 is a schematic structural diagram of a server node provided by an embodiment of the present invention.
  • FIG. 6 is a schematic structural diagram of a checkout terminal provided by another embodiment of the present invention.
  • FIG. 7 is a schematic structural diagram of a server node provided by another embodiment of the present invention.
  • FIG. 1 exemplarily shows a system architecture to which an embodiment of the present invention is applicable.
  • the system architecture may include a consumer terminal 100, a checkout terminal 200, and a blockchain 300.
  • the blockchain 300 is composed of multiple server nodes, and the nodes communicate with each other through a cloud network to form a background.
  • the blockchain 300 may be a consortium chain.
  • the consumer terminal 100 displays the resources it holds to the checkout terminal 200, and the checkout terminal 200 initiates a resource transfer transaction request after identifying the resource, and finally completes the payment transaction through the background.
  • the checkout terminal 200 may be a supermarket checkout terminal.
  • Each server node automatically obtains the accounting right when it obtains the transaction request, and records the transaction in the node ledger after the transaction is confirmed successfully.
  • each server node may be as shown in FIG. 2, and may include a resource parameter loading module 310, a resource key management module 320, a resource verification module 330, a resource transfer confirmation module 340, and a system management module 350.
  • the resource parameter loading module 310 is responsible for loading resource parameters, including information such as the name of the marketing activity to which the resource belongs, and the scenario in which the resource is used.
  • the resource key management module 320 is responsible for maintaining the resource key, including generating the private key of the resource and verifying the public key of the resource.
  • the resource verification module 330 is responsible for verifying the authenticity of resources, and is usually implemented by using an asymmetric encryption algorithm.
  • the resource transfer confirmation module 340 is responsible for performing real transactions in the background after the checkout terminal initiates the transaction, and specifically uses the background consensus mechanism to implement this function.
  • the system management module 350 is responsible for other management functions, such as resource usage statistics.
  • FIG. 1 and FIG. 2 are only an example, which is not limited in the embodiment of the present invention.
  • FIG. 3 shows in detail the flow of a resource transfer method provided by an embodiment of the present invention, which will be described in the following through the interaction between the checkout terminal and the server node.
  • the process specifically includes:
  • Step 301 The checkout terminal obtains the QR code information corresponding to the resource of the consumer terminal.
  • the two-dimensional code information corresponding to the resource may include resource attribute information.
  • the resource is an unreadable string in the form of data presentation, which contains the attribute information of the resource: resource ID, resource amount, resource validity period, resource merchant category code list, resource key domain ( Resource ID, resource amount, resource validity period) signature.
  • resource ID Resource ID, resource amount, resource validity period
  • resource merchant category code list resource key domain ( Resource ID, resource amount, resource validity period) signature.
  • resource key domain Resource ID, resource amount, resource validity period
  • the signature of a resource is to ensure that the resource comes from a trusted issuance channel.
  • the storage form of resources using unreadable strings is to ensure that the resources can be used offline and transferred offline, and an anonymous technical means also ensures that the resources are credible and not tampered with at the basic data level. On this basis, the signature of key data fields strengthens the technical credibility of resources.
  • Step 302 The checkout terminal verifies the resource attribute information according to the public key corresponding to the signature information in the resource attribute information.
  • the checkout terminal After the checkout terminal scans the QR code corresponding to the resource to obtain the resource attribute information, the public key can be used for verification, which is equivalent to decryption verification. Specifically, the checkout terminal can verify whether the issuing agency of the resource is correct according to the public key corresponding to the signature information in the resource attribute information, and the checkout terminal analyzes the resource attribute information to obtain the resource validity period and the merchant category code of the resource. And the checkout terminal determines whether the validity period of the resource has expired and whether the merchant category code is in the resource merchant category code list. When all the information is passed, it means that the verification is passed.
  • the public key used by the checkout terminal needs to be updated every day, and the public key is automatically updated when the device is turned on.
  • the public key is generated by the server node issued by the resource, and the key to encrypt the resource is also generated.
  • step 303 the checkout terminal sends a resource transfer transaction request to the server node according to the resource attribute information after confirming that the verification is passed.
  • the resource transfer transaction request includes resource attribute information.
  • Step 304 The server node determines whether the resource participation conditions in the resource attribute information meet the requirements of the marketing activity.
  • the server node is any node in the blockchain. After the server node receives the transaction request, it can first perform further verification on the resource attribute information. The main purpose is to verify whether the resource participation conditions meet the requirements of marketing activities. For example, it can verify the name of the marketing activity in which the resource participates, the group name, whether it supports overlay, resource usage scenarios, resource entry conditions, and other information.
  • step 305 if it matches, the server node completes the resource transfer according to the resource ID and the resource amount in the resource attribute information, and confirms the payment information by consensus.
  • an effective confirmation counting method can be used to reach a transaction consensus. That is to say, when the server node receives more than a preset number of valid consensus confirmations, it confirms that a consensus is reached on the payment information. At the same time, after reaching a consensus, the payment information can be recorded in the node ledger.
  • the nodes in it have basic trustworthiness.
  • a strong consensus mechanism is not required, and an effective confirmation counting method is adopted to reach a transaction consensus.
  • a successful transaction response is returned to the acceptance test. And record the transaction in the current node ledger.
  • the process of resource transfer can also be referred to as the process of resource payment.
  • offline resource transfer can be realized, which can also be said to be offline resource payment.
  • the above embodiment shows that the checkout terminal obtains the QR code information corresponding to the resource of the consumer terminal, the QR code information corresponding to the resource includes resource attribute information, and the resource attribute information is verified according to the public key corresponding to the signature information in the resource attribute information After confirming that the verification is passed, the resource transfer transaction request is sent to the server node according to the resource attribute information.
  • the resource transfer transaction request includes resource attribute information so that the server node can complete the resource transfer after verifying the resource attribute information.
  • the server node is Any node in the blockchain. Use the public key corresponding to the signature information in the resource attribute information to verify the resource attribute information, which can verify the resource even if the checkout terminal and the background are interrupted, ensuring the security of resource transfer, and then realizing offline resource transfer .
  • FIG. 4 exemplarily shows the structure of a checkout terminal provided by an embodiment of the present invention, and the checkout terminal can execute a resource transfer process.
  • the checkout terminal specifically includes:
  • the obtaining unit 401 is configured to obtain two-dimensional code information corresponding to a resource of a consumer terminal; the two-dimensional code information corresponding to the resource includes resource attribute information;
  • the verification unit 402 is configured to verify the resource attribute information according to the public key corresponding to the signature information in the resource attribute information;
  • the sending unit 403 is configured to send a resource transfer transaction request to the server node according to the resource attribute information after the verification is passed, and the resource transfer transaction request includes the resource attribute information so that the server node can After the attribute information is verified, the resource transfer is completed;
  • the server node is any node in the alliance chain.
  • the verification unit 402 is specifically configured to:
  • the server node is any node in the blockchain.
  • FIG. 5 exemplarily shows a structure of a server node provided by an embodiment of the present invention, and the server node can execute a resource transfer process.
  • the server node specifically includes:
  • the receiving unit 501 is configured to receive a resource transfer transaction request sent by the checkout terminal, where the resource transfer transaction request includes resource attribute information; the resource transfer transaction request is sent by the checkout terminal after the checkout terminal passes the verification of the resource attribute information
  • the server node is any node in the alliance chain;
  • the processing unit 502 is configured to determine whether the resource participation condition in the resource attribute information meets the requirements of the marketing activity; if so, complete the resource transfer according to the resource ID and the resource amount in the resource attribute information, and confirm the payment information by consensus.
  • processing unit 502 is specifically configured to:
  • processing unit 502 is further configured to:
  • the payment information is recorded in the node ledger.
  • the server node is any node in the blockchain.
  • a checkout terminal is also provided.
  • the terminal mainly includes: a transceiver 601, a processor 602 and a memory 603;
  • the memory 603 stores one or more executable programs and is used to configure the processor
  • the processor 602 is configured to obtain the two-dimensional code information corresponding to the resource of the consumer terminal; the two-dimensional code information corresponding to the resource includes resource attribute information; and the resource is paired with the public key corresponding to the signature information in the resource attribute information. Attribute information is verified;
  • the transceiver 601 is configured to send a resource transfer transaction request to a server node according to the resource attribute information after the verification is passed, and the resource transfer transaction request includes the resource attribute information, so that the server node can After the resource attribute information is verified, the resource transfer is completed.
  • the processor 602 is specifically configured to:
  • the server node is any node in the blockchain.
  • a server node is also provided.
  • the positioning server mainly includes: a transceiver 701, a processor 702 and a memory 703;
  • the memory 703 stores one or more executable programs and is used to configure the processor
  • the transceiver 701 is configured to receive a resource transfer transaction request sent by a checkout terminal, where the resource transfer transaction request includes resource attribute information; the resource transfer transaction request is after the checkout terminal passes the verification of the resource attribute information Sent
  • the processor 702 is configured to determine whether the resource participation condition in the resource attribute information meets the requirements of the marketing activity; if so, complete the resource transfer according to the resource ID and the resource amount in the resource attribute information, and perform consensus confirmation on payment information.
  • the processor 702 is specifically configured to:
  • the processor 702 is further configured to:
  • the payment information is recorded in the node ledger.
  • the server node is any node in the blockchain.
  • the embodiments of the present invention also provide a computer-readable non-volatile storage medium, including computer-readable instructions.
  • the computer reads and executes the computer-readable instructions, the computer executes the aforementioned resource transfer. method.
  • These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
  • the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
  • These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
  • the instructions provide steps for implementing the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.

Abstract

Procédé de transfert de ressources, terminal de règlement et nœud de serveur. Le procédé comprend les étapes suivantes : un terminal de règlement acquiert des informations de code bidimensionnel correspondant à une ressource d'un terminal de consommateur (301), les informations de code bidimensionnel correspondant à la ressource comprenant des informations d'attribut de ressource ; la vérification des informations d'attribut de ressource selon une clé publique correspondant à des informations de signature dans les informations d'attribut de ressource (302) ; et l'envoi d'une demande de transaction de transfert de ressources à un nœud de serveur selon les informations d'attribut de ressource après confirmation que la vérification a réussi (303), la demande de transaction de transfert de ressource comprenant les informations d'attribut de ressource de telle sorte que le nœud de serveur achève un transfert de ressource après vérification des informations d'attribut de ressource. En utilisant une clé publique correspondant à des informations de signature dans des informations d'attribut de ressource pour vérifier les informations d'attribut de ressource, une ressource peut être vérifiée même lorsque le terminal de règlement est déconnecté du système principal. Par conséquent, la sécurité du transfert de ressources est assurée et le transfert de ressources hors ligne est mis en œuvre.
PCT/CN2020/133167 2019-12-17 2020-12-01 Procédé de transfert de ressources, terminal de règlement et nœud de serveur WO2021121030A1 (fr)

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