KR101936417B1 - Method for providing a service of electronic gift certificate based on blockchain, and vending machine and server using the same - Google Patents

Abstract

The present invention relates to a method for providing an electronic gift certificate service based on a block chain which registers an electronic gift certificate in a block chain database using a block chain technology to disable copy or forgery. To this end, the method comprises the steps of: (a) supporting a service support server to perform authentication on a user when an authentication request on the user is obtained from an electronic gift certificate vending machine and to enable the electronic gift certificate vending machine to request a payment on an electronic gift certificate selected by the user when the authentication on the user is completed; (b) supporting the service support server to register electronic gift certificate issuance information on the selected electronic gift certificate in a block chain database or to enable other devices connected to the service support server to register the electronic gift certificate issuance information in the block chain database when payment information is payment completion information on the selected electronic gift certificate after the payment information is obtained from the electronic gift certificate vending machine; and (c) supporting the service support server to enable the electronic gift certificate vending machine to transmit an issued electronic gift certificate to a storage medium of the user.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a method of providing electronic coupons based on a block chain, a vending machine for electronic vouchers,

The present invention relates to a method of servicing an electronic voucher based on a block chain, an electronic vending machine automatic vending machine using the same and a service supporting server, and more particularly, When the authentication request for the user is acquired from the electronic voucher vending machine by inputting the information, the user is authenticated and when the authentication for the user is completed, the electronic voucher vending machine requests the user to settle the selected electronic gift voucher When payment information is acquired from the electronic voucher vending machine by the payment of the electronic voucher selected by the user in the electronic voucher vending machine, the electronic voucher issuance information of the selected electronic gift voucher is registered in the block chain database, A method of providing an e-voucher based on a block chain that supports an electronic voucher vending machine to transmit an issued voucher to a user's storage medium by transmitting the voucher to an electronic voucher vending machine, .

Generally, a gift certificate is a proof (amount of money) to indicate the amount or quantity for using a product or service. It is made for the purpose of promoting the sale of a product or service or for advertising purposes. A discount voucher for discounting a predetermined amount of the product when the purchaser next purchases the voucher or a voucher exchange voucher for allowing the user to exchange the predetermined voucher with a predetermined amount of money .

In recent years, various gift certificates have been produced not only for purchasing goods at restaurants and department stores but also for purchasing plays, movies, and books.

However, in the conventional gift voucher, there is an inconvenience that the user must visit the store where the gift voucher is sold in order to purchase the gift voucher offline.

In order to alleviate these inconveniences, electronic vouchers have emerged in response to the widespread use of the Internet, and have been established as new cultures throughout society.

However, most mobile coupons, gift coupons, discount coupons and gift certificates, which are widely used as e-vouchers, are produced in a system in which a bar code or a registration number can be registered. In such electronic vouchers, There is a high risk of being copied or forged. In addition, there is a high possibility that problems such as duplication are caused due to errors in the system.

SUMMARY OF THE INVENTION The present invention has been made to solve all the problems described above.

It is another object of the present invention to provide a method for registering an electronic voucher in a block chain database using a block chain technique to make it impossible to copy or stomach / modify the electronic voucher.

It is another object of the present invention to provide a method for ensuring security and making it impossible to use the hash function or the encryption technique for information such as use of electronic gift certificates.

It is still another object of the present invention to provide a method for preventing a problem such as duplicate issuance of an electronic voucher by registering an electronic voucher in a block chain database.

It is another object of the present invention to provide a method for purchasing an electronic voucher using a block chain-based electronic voucher vending machine.

In addition, it is another object of the present invention to provide an electronic vending machine automatic vending machine for issuing an electronic voucher on a block chain basis and a service support server therefor.

In order to accomplish the above object, a representative structure of the present invention is as follows.

According to an embodiment of the present invention, there is provided a method of providing an electronic voucher based on a block chain, the method comprising the steps of: (a) selecting an electronic voucher to be purchased by an electronic voucher vending machine and inputting user authentication information; When the authentication request for the user is obtained from the vending machine, the service support server performs authentication for the user, and when the authentication for the user is completed, the vending machine instructs the vender to inform the user of the selected electronic voucher Supporting a payment request; (b) when payment information is obtained from the electronic voucher vending machine by performing payment for the selected electronic gift voucher in the electronic voucher vending machine by the user, the service support server transmits the payment information to the selected electronic gift voucher The electronic gift certificate issuance information for the selected electronic gift certificate includes at least one of the electronic gift certificate ID information, the price information, the validity period, the owner information, the payment information, and the usage information Registering the electronic gift certificate issuance information in the block chain database or allowing another device interlocked with the service support server to register the electronic gift certificate issuance information in the block chain database; And (c) the service support server obtains a transaction ID indicating a position on the block chain database of the electronic gift certificate issuance information registered in the block chain database, and manages the transaction certificate in correspondence with the electronic gift certificate ID information, Supporting the electronic voucher automatic vending machine to transmit the issued electronic voucher to the storage medium of the user by transmitting the issued electronic voucher containing the ID information and the price information to the electronic voucher vending machine; Is provided.

According to another aspect of the present invention, there is provided a service server for providing an electronic gift certificate based on a block chain, the electronic gift certificate being automatically purchased by a user and inputting user authentication information, A communication unit for obtaining an authentication request for the user transmitted from the vending machine; And an authentication unit for authenticating the user corresponding to an authentication request for the user obtained through the communication unit. When authentication of the user is completed, the electronic voucher automatic vending machine notifies the user of the selected electronic voucher When the payment information is acquired from the electronic voucher vending machine by the payment of the selected electronic gift voucher by the user in the electronic voucher vending machine by the user, Information, the electronic gift certificate issuance information for the selected electronic gift certificate includes at least one of the electronic gift certificate ID information, the price information, the validity period, the owner information, the payment information, and the usage information. Register in the block chain database Or supporting other e-ticket issuing apparatuses connected to the service support server to register the e-ticket issuance information in the block chain database, and a process of registering the position on the block chain database of the electronic gift certificate issuance information registered in the block chain database And transmits the issued electronic voucher containing the electronic voucher ID information and the price information to the electronic voucher vending machine so as to allow the electronic voucher vending machine to issue the electronic voucher voucher A processor for performing a process of supporting an electronic voucher to be transmitted to a storage medium of the user; A service support server is provided.

According to another embodiment of the present invention, there is provided a method of providing service for an electronic gift certificate based on a block chain, the method comprising the steps of: (a) when an electronic voucher selection and user authentication information to be purchased by an electronic voucher vending machine are input by a user, The vending machine supports the service support server to perform the authentication for the user by transmitting the user authentication information to the service support server, and when authentication confirmation information for the user is obtained from the service support server, Requesting the user to settle the selected electronic gift certificate; (b) when payment information is obtained by performing payment for the selected electronic gift certificate by the user, the electronic voucher vending machine transmits the payment information to the service support server (i) The electronic gift certificate issuance information for the selected electronic gift certificate includes at least one of the electronic gift certificate ID information, the price information, the validity period, the owner information, the payment information, and the usage information, Registering or supporting another device connected to the service support server to register the electronic voucher issuance information in the block chain database and displaying the position of the electronic voucher issuance information registered in the block chain database on the block chain database The transaction ID (Ii) supports the service support server to transmit the issued electronic voucher containing the electronic voucher ID information and the price information to the electronic voucher vending machine step; And (c) when the issuance of the issuance electronic voucher is received from the service support server, the vending machine supports the issuance of the issuance electronic voucher to the storage medium of the user; Is provided.

According to another embodiment of the present invention, there is provided an electronic voucher vending machine for providing an electronic voucher based on a block chain, the method comprising: when an electronic voucher selection and user authentication information to be purchased by an electronic voucher vending machine are inputted by a user, A communication unit for supporting the service support server to perform authentication for the user by transmitting user authentication information to the service support server; And requesting settlement of the selected electronic gift certificate to the user through the display when the authentication confirmation information for the user is obtained from the service support server and performing settlement of the selected electronic gift certificate by the user, (I) sending, by the service support server, the electronic gift certificate issuance information for the selected electronic gift certificate, and the electronic gift certificate issuance information to the service support server, Including at least one of a time period, owner information, payment information, and usage information, in a block chain database, or registering the electronic voucher issuance information in the block chain database with another device interlocked with the service support server Support, Acquiring a transaction ID indicating a location on the block chain database of the electronic gift certificate issuance information registered in the lock chain database and managing it in correspondence with the electronic gift certificate ID information; (ii) A process of supporting the issuance of the issuance electronic voucher containing the voucher ID information to the electronic voucher vending machine when the issuance of the issuance electronic voucher certificate is received from the service support server; A processor for performing a process of: An electronic voucher vending machine is provided.

In addition, a computer readable recording medium for recording a computer program for executing the method of the present invention is further provided.

The present invention has the following effects.

According to the present invention, an electronic voucher can be registered in a block-chain database to prevent copying or tampering, thereby improving the reliability and security of the electronic voucher.

Further, according to the present invention, the security of the information such as the usage of the electronic voucher can be secured by using the hash function and the encryption technique, and the security and security of the electronic voucher can be improved by making the security /

In addition, the present invention can prevent problems such as duplicate issuance of an electronic voucher by registering an electronic voucher in a block chain database, thereby improving the reliability and security of the electronic voucher.

In addition, the present invention can improve the user's convenience in purchasing an electronic voucher by allowing an electronic voucher to be purchased using a block chain-based electronic voucher vending machine.

FIG. 1 schematically illustrates a system for providing a service for a corporate gift certificate according to an embodiment of the present invention,
2 schematically shows a process of issuing an electronic voucher according to an embodiment of the present invention,
FIG. 3 is a schematic view illustrating a process of using an issued electronic voucher issued according to an embodiment of the present invention.

The following detailed description of the invention refers to the accompanying drawings, which illustrate, by way of illustration, specific embodiments in which the invention may be practiced. These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention. It should be understood that the various embodiments of the present invention are different, but need not be mutually exclusive. For example, certain features, structures, and characteristics described herein may be implemented in other embodiments without departing from the spirit and scope of the invention in connection with an embodiment. It is also to be understood that the position or arrangement of the individual components within each disclosed embodiment may be varied without departing from the spirit and scope of the invention. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the present invention is to be limited only by the appended claims, along with the full scope of equivalents to which such claims are entitled, if properly explained. In the drawings, like reference numerals refer to the same or similar functions throughout the several views.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

FIG. 1 schematically illustrates a system for servicing an electronic voucher according to an embodiment of the present invention. The system includes a user terminal 11, a storage medium 12, an electronic voucher vending machine 100, a service support server 200, and an electronic gift certificate receiving terminal 400.

First, the user terminal 11 transmits a user input signal related to the purchase and use of the electronic voucher, and displays information related to the purchase and use of the electronic voucher to the user. The user terminal 11 includes a PDA / EDA, a mobile phone, a smart phone, But is not limited to, a portable game machine having a wireless communication function, a digital camera, a personal navigation device, and the like. In addition, the user terminal 11 may include a communication unit for supporting transmission and reception of information and a processor for processing information.

Next, the storage medium 12 stores information related to the use of the electronic voucher and the electronic voucher, and includes a storage unit built in the user terminal 11, a detachable memory card for the user terminal 11, A memory built into the device, and the like, but may include any storage device that stores information.

Next, the electronic voucher vending machine 100 issues an electronic voucher through interaction with the user or the user terminal 11. The electronic voucher vending machine 100 includes a communication unit 140 for supporting transmission and reception of information, a processor 150 for processing information, . ≪ / RTI >

The electronic vending machine 100 includes an input unit 110 for inputting information by a user, a display 120 for displaying information, and a display unit 120 for transmitting and receiving information between the user terminal 11 and the storage medium 12. [ And a reader / writer 130.

At this time, the reader / writer 130 may include an NFC reader / writer, a QR code reader / writer, and a USB reader / writer.

Also, the electronic voucher vending machine 100 may correspond to each node of the block chain database 300 or may be a terminal that manages each node.

In addition to the issuance of the electronic voucher, the electronic voucher automatic vending machine 100 may include a configuration of an automatic vending machine for selling an electronic voucher or general merchandise using common currency.

Next, the service support server 200 may be configured with a plurality of servers such as performing an operation related to the issuance and use of the electronic voucher. The service support server 200 may be a server corresponding to each node of the block chain database 300 or a server managing each node of the block chain database 300. In addition, the service support server 200 may be a transaction server that manages transactions with other devices with respect to the electronic voucher.

In particular, the service support server 200 typically includes a computing device (e.g., a computer processor, memory, storage, input and output devices, and other devices capable of including components of a conventional computing device; Electronic communication devices, electronic information storage systems such as Network Attached Storage (NAS) and Storage Area Networks (SAN)) and computer software (i. E., Instructions that cause a computing device to function in a particular manner) System performance.

The communication unit 210 of the authentication support server 200 can send and receive requests and responses to and from other interworking computing devices. As an example, such requests and responses can be made by the same TCP session, But may be transmitted and received as a UDP datagram, for example.

The processor 220 of the service support server 200 may include a hardware configuration such as a micro processing unit (MPU) or a central processing unit (CPU), a cache memory, and a data bus . It may further include a software configuration of an operating system and an application that performs a specific purpose.

At this time, the block chain database 300 may store information related to the electronic gift certificate so that it can not be tampered with using the block chain technique. In this case, the block chain database 300 may include a first block chain database and a second block chain database. The first block chain database may be configured as a private block chain database, and the second block chain database may include a private block A chain database or a public block chain database.

Next, the electronic gift certificate receiving terminal 400 calculates the expenses for the goods or services to be sold by using the electronic gift certificates used by the user. The electronic gift certificate receiving terminal 400 can be used for computing in the PDA / EDA, mobile phone, smart phone, tablet, Device. In addition, the electronic gift voucher reception terminal 400 may include a communication unit for supporting transmission and reception of information and a processor for processing information.

A process of issuing an electronic voucher using a block chain-based electronic voucher vending machine according to an embodiment of the present invention will now be described with reference to FIG.

First, when the user inputs an electronic voucher selection S1 and user authentication information to be purchased in the electronic voucher vending machine 100 (S2), the electronic voucher vending machine 100 transmits the user authentication information input by the user to the service To the support server 200 and requests authentication of the user (S3).

At this time, the electronic voucher selection and the user authentication information input by the user are displayed on the display 120 of the electronic voucher vending machine 100, for example, for the user to purchase the electronic gift voucher in the electronic voucher vending machine 100 And selects an electronic voucher to be purchased through the input unit 110. [0050] Then, the electronic voucher vending machine 100 requests input of user authentication information, so that the user inputs the user authentication information through the input unit 110 or inputs the user authentication information to the input unit 110 or the reader 130 to the electronic voucher vending machine 100. The user authentication information stored in the user terminal 11 may be stored in the electronic voucher vending machine 100. [

When the user authentication request information is acquired from the electronic voucher vending machine 100, the service support server 200 performs authentication for the user (S4). When the authentication of the user is completed, (Step S5).

At this time, the service support server 200 can authenticate the user by checking whether the acquired user authentication information matches the registered user information.

Also, the service support server 200 transmits the authentication means value to the user terminal 11 in response to the authentication request for the user, and transmits the authentication means value from the user terminal 11 to the user signature value It is possible to authenticate the user by checking the user signature value using the public key of the registered user.

In the above description, the user authentication is performed after the user selects the electronic voucher. Alternatively, after the authentication of the user is performed, the electronic voucher vending machine 100 displays information on the electronic voucher through the display 120, It is possible to select an electronic voucher to purchase.

When payment request information is obtained from the service support server 200, the electronic voucher vending machine 100 requests the user to settle the selected electronic voucher through the display 120 (S6) (Step S7).

At this time, the user inserts money such as cash into the electronic voucher 100 for settlement of the selected electronic voucher to complete the settlement of the selected electronic voucher, or to settle the selected electronic voucher using a card, electronic money, (S7) by inputting information for requesting payment, that is, payment waiting information. At this time, the payment waiting information is input by the user directly through the input unit 110 of the electronic voucher vending machine 100, or may be inputted to the electronic voucher vending machine 100 by using the user terminal 11 in which the payment waiting information is recorded. The user can input the payment waiting information to the electronic voucher automatic vending machine 100 through the input unit 110 or the reader 130 of the electronic gift vending machine 100.

When payment for the selected electronic gift certificate is made by the user, the electronic voucher automatic vending machine 100 transmits the payment information, for example, payment completion information or payment waiting information to the service support server 200 (S8).

Then, the service support server 200 transmits the electronic voucher issuance information for the electronic voucher selected by the user to the block chain database 300 in response to the payment information obtained from the electronic voucher vending machine 100, for example, (Step S9), or register the electronic gift certificate issuance information in the block chain database with another device connected to the service support server. At this time, the electronic gift certificate issuance information includes at least one of the electronic gift certificate ID information, the price information, the expiration date, the owner information, the payment information, and the usage information. In addition, the electronic voucher issuance information may include an electronic voucher name, a description of the electronic voucher, information on the vendor, issuing institution information, and the like.

However, when the payment information acquired from the electronic voucher vending machine 100 is the payment waiting information of the user, rather than the payment completion information, the service support server 200 transmits the electronic payment information to the payment server corresponding to the payment waiting information, When the payment completion information is obtained from the payment server, the electronic gift certificate issuing information for the electronic gift certificate selected by the user is registered in the block chain database or the other device linked to the service support server requests the electronic gift certificate issuing information And to register the gift certificate issuing information in the block chain database.

At this time, the block chain database 300 may include a first block chain database and a second block chain database. In this case, the service support server 200 registers the electronic gift certificate issuance information in the first block chain database, If the triggering condition for registering a predetermined hash value in the second block chain database is satisfied, the specific hash value, which is a hash value for the electronic gift certificate issuance information, and at least one neighboring hash value matching the specified hash value, A value obtained by processing a representative hash value or a representative hash value is generated by computing a representative hash value or a representative hash value, and a value obtained by processing the generated representative hash value or representative hash value is registered in the second block chain database, To register a value obtained by processing the generated representative hash value or representative hash value in the second block chain database Can.

The hash function may be an MD4 function, an MD5 function, a SHA-0 function, a SHA-1 function, a SHA-224 function, A SHA-256 function, an SHA-384 function, a SHA-512 function, and a HAS-160 function. For example, Triple SHA256 would be possible.

At this time, the service support server 200 may store and manage a specific hash value and at least one neighbor hash value in a predetermined data structure. Here, the data structure may be various, for example, a merkle tree structure. In this case, the calculation of a particular hash value and at least one neighbor hash value can be done through a merkle tree.

In other words, the service support server 200 can support a specific hash value to generate or generate a merkle tree assigned to a specific leaf node, and if the predetermined condition is satisfied, at least one A representative hash value or a representative hash value generated by computing a hash value assigned to another leaf node may be registered or registered in the second block chain database.

More specifically, (x1) the service support server 200 supports to calculate or calculate a hash value assigned to (i) a specific hash value and (ii) a sibling node of a node to which a particular hash value is assigned , And to assign or assign a hash value for the operation value to the parent node of the node. (x2) If the parent node is the root node of the merge tree, the hash value assigned to the parent node is the representative hash value. (x3). On the other hand, if the parent node is not the root node of the merge tree, the server 100 repeats (x1) to (x3) with the hash value assigned to the parent node as a specific hash value.

The service support server 100 finally registers the hash value assigned to the root node of the merge tree as a representative hash value in the second block chain database or supports registration. At this time, a value obtained by processing the representative hash value may be registered. For example, the result of performing the hex operation on the representative hash value may be registered.

Meanwhile, when the service support server 200 stores a specific hash value and at least one neighbor hash value in a predetermined first data structure and then stores and manages a second data structure of the same type as the first data structure, The first data structure and the second data structure may be connected in a chain form.

In particular, if the first data structure and the second data structure are merc trees as in the above example, the root value of the first data structure or the hash value of the root value may be assigned to the first leaf node of the second data structure .

In addition, when the second data structure is created, verification of the first data structure is performed, so that data integrity can be further guaranteed.

In addition, in the case of the first one of the at least one merch tree connected in a chain form, the first leaf node of the first merch tree may be assigned a hash value or a processed value of predetermined message data composed of text, numbers, or symbols have. For example, a hash value of an input message initially assigned by the service support server 200 may be allocated when generating a merge tree.

In this way, the electronic gift certificate issuing information is registered in the block chain database 300, and the service support server 200 registers the electronic gift certificate issuing information in the block chain database 300 of the block chain database 300 (S10) and manages it in correspondence with the electronic gift certificate ID information.

Then, the service support server 200 transmits an issuance electronic voucher, which is issued corresponding to the electronic voucher selected by the user, to the electronic voucher vending machine 100, including at least one of the electronic voucher ID information and the price information, (S11). At this time, the service support server 200 may add the transaction ID to the issuance electronic voucher and transmit the transaction ID to the electronic voucher vending machine 100.

Then, the electronic voucher vending machine 100 transmits the issued electronic voucher acquired from the service support server 200 to the user terminal 11 or the user's storage medium 12 (S12) (S13).

At this time, the electronic voucher automatic vending machine 100 transmits the issued electronic voucher to a security element of the user terminal 11, for example, a learner 130, for example, an NFC writer, a QR writer, USIM, eSE, TEE, or the like, or may be stored in a storage unit built in the user terminal 11. [ In addition, the electronic voucher vending machine 100 may store the issued electronic voucher to a memory card, a card or a memory built in the wearable device, which can be detachably attached to the user terminal.

Alternatively, when the user inputs user terminal information such as a phone number corresponding to the user terminal 11 through the input unit 110 of the electronic voucher dispenser 100 in order to receive the issued electronic voucher, The controller 100 may transmit the issued electronic voucher to the user terminal 11 by referring to the inputted user terminal information by the other apparatus linked to the electronic voucher vending machine.

The process of using the electronic voucher with the electronic voucher issued by the above method will be described with reference to FIG.

When the user provides the issued electronic voucher to the electronic voucher receiving terminal 400 (S21) (S22), the electronic voucher receiving terminal 400 provides the issued electronic voucher to the electronic gift voucher receiving terminal 400 for payment of the goods or service to be purchased using the issued issued electronic voucher, In response to the use of the issued electronic gift certificate by the user, transmits the use request information for the issued electronic gift certificate including the electronic gift certificate ID and the price information to the service providing server 200 (S23).

At this time, the user inputs the issuance electronic voucher through the user terminal 11 or the storage medium 12 and the electronic voucher directly, for example, The issuing electronic voucher stored in the user terminal 11 or the storage medium 12 may be transmitted to the electronic gift voucher receiving terminal 400 through communication with the gift voucher receiving terminal 400. [

Then, the service support server 200 confirms the transaction ID corresponding to the ID information of the electronic gift certificate included in the issued electronic gift certificate use request information acquired from the electronic gift certificate receiving terminal 400, or includes the transaction ID in the issued electronic gift certificate use request information And verifies the validity of the issued electronic voucher by referring to the transaction ID (S24).

That is, the service support server 200 confirms the transaction ID corresponding to the acquired electronic voucher ID information, obtains the electronic voucher issuance information corresponding to the issued electronic voucher from the block chain database 300 by referring to the confirmed transaction ID (S26), or if the issued electronic voucher contains a transaction ID, the transaction ID included in the issued electronic voucher is referred to and the issued electronic voucher (300) is issued from the block chain database (300) (S25) and confirms the validity of the issued electronic voucher (S26).

At this time, the validity of the issued electronic voucher is confirmed by verifying whether the price information obtained from the use request information for the issued electronic voucher matches the price information included in the electronic voucher issuance information and verifying the validity of the issued electronic voucher, The validity period of the issued electronic voucher is confirmed by confirming whether or not the validity period included in the voucher issuance information is used or not. For example, if the issued e-voucher satisfies the expiration date, and if the voucher is not used, it is determined that the issued voucher is valid, thereby preventing a problem caused by double use of the issued voucher.

When it is confirmed that the issued electronic voucher is valid (S26), the service providing server 200 registers usage information on the issued electronic voucher, that is, whether the issued electronic voucher is used or not, in the block chain database 300 (S27). In other words, the usage information is updated to " use " from the electronic gift certificate issuance information registered in the block chain database 300, thereby registering the issued electronic gift certificate as being used.

In addition, the service providing server 200 transmits usage information on the issued electronic voucher to the electronic voucher receiving terminal 400 to recognize that the payment has been made. At this time, usage information on the issued electronic voucher transmitted from the service providing server 200 to the electronic voucher receipt terminal 400 is transmitted to the block chain database 300 through the registration result information transaction corresponding to the usage information on the issued electronic voucher registered in the block chain database 300 It can be an ID.

Then, the electronic gift certificate receiving terminal 400 transmits the usage information on the issued electronic gift certificate to the user terminal 11 or the user's storage medium 12 to store the usage certificate information in the user terminal 11 or the user's storage medium 12 The issuance of the electronic voucher is recorded as used, or the issuance of the used voucher is deleted.

At this time, the service support server 200 may perform user verification of the issued electronic voucher before use of the issued electronic voucher. That is, it can be confirmed whether or not the use of the issued electronic voucher is used by a rightful owner.

For example, the service support server 200 requests user information to the user terminal 11, which is an owner terminal of the issued electronic voucher with respect to the issued issuance electronic voucher, and when the user information is acquired from the user terminal, And verifies whether the registered user information matches with the electronic gift certificate issuance information acquired from the electronic gift certificate receiving terminal to verify the user, and when the verification of the user is completed, the user can approve the use of the issued electronic gift certificate have.

As another example, the service support server 200 requests the user terminal 11 to confirm the use of the issued electronic voucher, and if confirmation information is obtained from the user terminal 11 in response to the confirmation input signal of the user, You can approve the use of the issued electronic voucher.

In addition, the embodiments of the present invention described above can be implemented in the form of program instructions that can be executed through various computer components and recorded in a computer-readable recording medium. The computer-readable recording medium may include program commands, data files, data structures, and the like, alone or in combination. The program instructions recorded on the computer-readable recording medium may be those specially designed and constructed for the present invention or may be those known and used by those skilled in the computer software arts. Examples of computer-readable recording media include magnetic media such as hard disks, floppy disks and magnetic tape, optical recording media such as CD-ROMs and DVDs, magneto-optical media such as floptical disks, media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those generated by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware device may be configured to operate as one or more software modules for performing the processing according to the present invention, and vice versa.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, Those skilled in the art will appreciate that various modifications, additions and substitutions are possible, without departing from the scope and spirit of the invention as disclosed in the accompanying claims.

Therefore, the spirit of the present invention should not be construed as being limited to the above-described embodiments, and all of the equivalents or equivalents of the claims, as well as the following claims, I will say.

11: user terminal,
12: storage medium,
100: Electronic voucher vending machine,
200: service support server,
210:
220: processor,
300: block chain database,
400: Electronic voucher receipt terminal

Claims (30)

A method for servicing an electronic gift certificate based on a block chain,
(a) when an authentication request for the user is obtained from the electronic voucher vending machine by inputting the electronic voucher selection and user authentication information to be purchased by the user in the electronic voucher vending machine, the service support server authenticates the user And supporting the electronic vending machine automatic vending machine to request the user to settle the selected electronic voucher upon completion of authentication for the user;
(b) when payment information is obtained from the electronic voucher vending machine by performing payment for the selected electronic gift voucher in the electronic voucher vending machine by the user, the service support server transmits the payment information to the selected electronic gift voucher The electronic gift certificate issuance information for the selected electronic gift certificate includes at least one of the electronic gift certificate ID information, the price information, the validity period, the owner information, the payment information, and the usage information Registering the electronic gift certificate issuance information in the block chain database or allowing another device interlocked with the service support server to register the electronic gift certificate issuance information in the block chain database;
(c) the service support server obtains a transaction ID indicating a position on the block chain database of the electronic gift certificate issuance information registered in the block chain database, and manages the transaction ID in correspondence with the electronic gift certificate ID information, Providing the electronic voucher automatic vending machine to transmit the issued electronic voucher to the user's storage medium by transmitting the issued electronic voucher containing the information and the price information to the electronic voucher vending machine;
(d) use request information for the issued electronic voucher from the electronic voucher receiving terminal in response to use of the issued electronic voucher by the user, use request information for the issued electronic voucher is transmitted from the electronic voucher receiver to the electronic voucher ID information and the price information The service support server verifying the validity of the issuance electronic voucher; And
(e) when the issuance electronic voucher is valid, the service support server registers usage information on the issuance electronic voucher certificate in the block chain database, and transmits usage information on the issuance electronic voucher certificate to the electronic gift certificate receiving terminal Thereby allowing the electronic gift voucher reception terminal to transmit usage information on the issuance electronic gift voucher to the storage medium of the user;
, ≪ / RTI &
In the step (d)
Wherein the service support server confirms the transaction ID corresponding to the electronic gift certificate ID information obtained from the use request information for the issued electronic gift certificate, and refers to the transaction identity to obtain the electronic gift certificate issuance information from the block chain database And verifying the validity of the issuance electronic voucher. The method according to claim 1,
In the step (a)
The service support server,
Wherein the authentication means transmits a value of the authentication means to the user terminal in response to the authentication request for the user and if the user signature value obtained by signing the authentication means value with the user's private key is received from the user terminal, And authenticating the user by checking the user signature value using the user signature value. The method according to claim 1,
In the step (b)
The service support server,
When the payment information obtained from the electronic voucher vending machine is the payment waiting information of the user for payment of the selected electronic voucher, the payment server corresponding to the payment waiting information requests payment payment corresponding to the selected electronic gift voucher When the payment completion information is obtained from the payment server, registers the electronic gift certificate issuance information for the selected electronic gift certificate in the block chain database or causes the other device linked to the service support server to transmit the electronic gift certificate issuance information A method of servicing an electronic voucher that supports registering with a block chain database. The method according to claim 1,
In the step (c)
The service support server,
And further includes the transaction ID in the issued electronic voucher. delete delete The method according to claim 1,
The service support server,
Confirming whether the price information obtained from the use request information for the issued electronic voucher matches the price information included in the electronic voucher issuance information to check the validity of the issued electronic voucher, And checking whether the validity period or the use period is included, and verifying the validity of the issued electronic voucher. The method according to claim 1,
In the step (e)
The service support server,
The user information is requested to the user terminal, and if the user information is obtained from the user terminal, it is checked whether the obtained user information matches the user information included in the electronic gift certificate issuance information acquired from the electronic gift certificate receiving terminal And verifying the user, and when the verification of the user is completed, authorizing use of the issued electronic voucher. The method according to claim 1,
In the step (e)
The service support server,
Requesting confirmation of use of the issuance electronic voucher to the user terminal and authorizing use of the issued electronic voucher when confirmation information is obtained from the user terminal. A method for servicing an electronic gift certificate based on a block chain,
(a) When an electronic voucher selection and user authentication information to be purchased by an electronic vending machine automatic vending machine is inputted by a user, the electronic voucher vending machine transmits the user authentication information to a service supporting server, Requesting payment of the selected electronic gift certificate to the user through a display when authentication confirmation information for the user is obtained from the service support server;
(b) when payment information is obtained by performing payment for the selected electronic gift certificate by the user, the electronic voucher vending machine transmits the payment information to the service support server (i) The electronic gift certificate issuance information for the selected electronic gift certificate includes at least one of the electronic gift certificate ID information, the price information, the validity period, the owner information, the payment information, and the usage information, Registering or supporting another device connected to the service support server to register the electronic voucher issuance information in the block chain database and displaying the position of the electronic voucher issuance information registered in the block chain database on the block chain database The transaction ID (Ii) supports the service support server to transmit the issued electronic voucher containing the electronic voucher ID information and the price information to the electronic voucher vending machine step; And
(c) when the issuance of the issuance electronic voucher is received from the service support server, the electronic voucher vending machine assists the issuance of the issuance electronic voucher to the storage medium of the user so that the service supporting server makes the issuance of the issuance When the use request information for the issued electronic voucher is received from the electronic voucher receiving terminal in response to use of the electronic voucher, and the use request information for the issued electronic voucher contains the electronic voucher ID information and the price information, The usage information of the issued electronic voucher is registered in the block chain database when the issued electronic voucher is valid, and the usage information of the issued electronic voucher is registered to the electronic gift voucher receiving terminal The electronic Supporting the gift certificate receiving terminal to transmit usage information on the issuance electronic gift certificate to the storage medium of the user;
, ≪ / RTI &
The service support server checks the transaction ID corresponding to the electronic gift certificate ID information acquired from the use request information for the issued electronic gift certificate, acquires the electronic gift certificate issuance information from the block chain database with reference to the transaction identity Thereby validating the issuance of the electronic voucher. 11. The method of claim 10,
In the step (a)
The electronic voucher automatic vending machine includes:
The display unit displays information on the electronic voucher selectable through the display, allows the user to select a specific electronic voucher through the input unit,
Allowing the user to input the user authentication information through the input unit or obtaining the user authentication information stored in the terminal of the user through the reader. 12. The method of claim 11,
The reader includes:
An NFC reader, a QR reader, and a USB reader. 11. The method of claim 10,
The electronic voucher automatic vending machine includes:
An issuer, an NFC writer, a QR writer, and a USB writer, and records the issuance electronic voucher to the user's storage medium. 11. The method of claim 10,
The storage medium of the user,
A method for servicing an electronic voucher comprising at least one of a storage unit built in a user terminal, a removable memory card for the user terminal, and a memory embedded in the card or the wearable device. 11. The method of claim 10,
In the step (c)
The electronic voucher automatic vending machine includes:
When the terminal information of the user is inputted through the input unit, the other apparatus interlocked with the electronic voucher vending machine requests the terminal information of the user by the user through the display And sending the issued electronic voucher to the terminal of the user. A service support server for providing an electronic gift certificate based on a block chain,
A communication unit for acquiring an authentication request for the user transmitted from the electronic voucher vending machine by inputting an electronic voucher selection and user authentication information to be purchased in an electronic voucher vending machine by a user; And
Wherein the authentication unit authenticates the user in response to an authentication request for the user obtained through the communication unit, and when the authentication for the user is completed, the electronic voucher vending machine notifies the user of the payment for the selected electronic voucher And when the payment information is obtained from the electronic voucher vending machine by the payment of the selected electronic voucher by the user in the electronic voucher vending machine by the user, , The electronic voucher issuance information for the selected electronic voucher, and the electronic voucher issuance information includes at least one of the electronic voucher ID information, the price information, the valid period, the owner information, the payment information, and the usage information, To register in the chain database And a process of supporting another device interlocked with the service support server to register the electronic voucher issuance information in the block chain database and a process of registering the electronic voucher issuance information registered in the block chain database Acquiring a transaction ID and managing it in correspondence with the electronic voucher ID information, transmitting an issuance electronic voucher containing the electronic voucher ID information and the price information to the electronic voucher vending machine, thereby causing the electronic voucher vending machine to transmit the issuing electronic voucher A processor for performing a process to support sending a gift certificate to the user's storage medium;
, ≪ / RTI &
The processor comprising:
Use request information for the issued electronic voucher from the electronic voucher receiving terminal in response to use of the issued electronic voucher by the user, use request information for the issued electronic voucher includes the electronic voucher ID information and the price information - validity of the issuance electronic voucher when the issuance of the issuance electronic voucher is valid through the communication unit and registers usage information of the issuance electronic voucher certificate in the block chain database when the issuance electronic voucher is valid, The method further comprises a step of supporting the electronic gift card receiving terminal to transmit usage information on the issuance electronic gift certificate to the storage medium of the user by transmitting usage information on the issued electronic gift certificate,
The issuer confirms the transaction ID corresponding to the electronic voucher ID information acquired from the use request information for the issued electronic voucher, acquires the issuance electronic voucher issuance information from the block chain database with reference to the transaction ID, A service support server that serves an electronic voucher that verifies the validity of the service. 17. The method of claim 16,
The processor comprising:
Wherein the authentication means transmits a value of the authentication means to the user terminal in response to the authentication request for the user and if the user signature value obtained by signing the authentication means value with the user's private key is received from the user terminal, And authenticates the user by verifying the user signature value using the user signature value. 17. The method of claim 16,
The processor comprising:
When the payment information obtained from the electronic voucher vending machine is the payment waiting information of the user for payment of the selected electronic voucher, the payment server corresponding to the payment waiting information requests payment payment corresponding to the selected electronic gift voucher When the payment completion information is obtained from the payment server, registers the electronic gift certificate issuance information for the selected electronic gift certificate in the block chain database or causes the other device linked to the service support server to transmit the electronic gift certificate issuance information A service support server that serves electronic vouchers to support registration to the block chain database. 17. The method of claim 16,
The processor comprising:
And the electronic voucher to further include the transaction ID in the issued electronic voucher. delete delete 22. The method of claim 21,
The processor comprising:
Confirming whether the price information obtained from the use request information for the issued electronic voucher matches the price information included in the electronic voucher issuance information to check the validity of the issued electronic voucher, Checking whether the validity period or the use period is included, and verifying the validity of the issued electronic voucher. 21. The method of claim 20,
The processor comprising:
The user information is requested to the user terminal, and if the user information is obtained from the user terminal, it is checked whether the obtained user information matches the user information included in the electronic gift certificate issuance information acquired from the electronic gift certificate receiving terminal Wherein the service providing server performs the verification of the user and accepts the use of the issued electronic voucher when the verification of the user is completed. 21. The method of claim 20,
The processor comprising:
A service support server for requesting confirmation of use of the issuance electronic voucher to a user terminal and accepting the use of the issued electronic voucher when confirmation information is acquired from the user terminal. An electronic voucher automatic vending machine serving an electronic voucher based on a block chain,
When the electronic voucher selection and user authentication information to be purchased by the electronic vending machine automatic vending machine are input by the user, the communication server transmits the user authentication information to the service support server to support the service supporting server to perform authentication for the user ; And
When the authentication confirmation information for the user is obtained from the service support server, a payment for the selected electronic gift certificate is requested to the user through the display, and the payment for the selected electronic gift certificate is performed by the user, (I) sending, by the service support server, the electronic gift certificate issuance information for the selected electronic gift certificate, and the electronic gift certificate issuance information to the service support server via the electronic gift certificate information, the price information, , At least one of owner information, settlement information, and usage information, in a block chain database, or to allow another device connected to the service support server to register the electronic voucher issuance information in the block chain database And the block Acquiring a transaction ID indicating a location on the block chain database of the electronic gift certificate issuance information registered in the chain database and managing it in correspondence with the electronic gift certificate ID information; (ii) The method of claim 1, further comprising: a step of supporting the issuance of the issuance electronic voucher containing information on the issuance of the issuance electronic voucher to the electronic voucher vending machine by supporting the issuance of the issuance electronic voucher from the service support server; The service support server transmits usage request information for the issued electronic gift certificate from the electronic gift certificate receiving terminal in response to the use of the issued electronic gift certificate by the user, When the issuance of the issuance electronic voucher is valid, the usage information on the issuance electronic voucher certificate is registered in the block chain database when the issued electronic gift voucher is valid A processor for performing a process of transferring usage information of the issued electronic voucher to the electronic gift voucher reception terminal, thereby enabling the electronic gift voucher reception terminal to transmit usage information of the issued electronic gift voucher to the storage medium of the user;
, ≪ / RTI &
The service support server checks the transaction ID corresponding to the electronic gift certificate ID information acquired from the use request information for the issued electronic gift certificate, acquires the electronic gift certificate issuance information from the block chain database with reference to the transaction identity And the electronic voucher is validated for the issued electronic voucher. 26. The method of claim 25,
The processor comprising:
The display unit displays information on the electronic voucher selectable through the display, allows the user to select a specific electronic voucher through the input unit,
Wherein the electronic voucher service allows the user to input the user authentication information through the input unit or obtains the user authentication information stored in the terminal of the user through the reader. 27. The method of claim 26,
The reader includes:
An electronic voucher vending machine that serves an electronic voucher that includes at least one of an NFC reader, a QR reader, and a USB reader. 26. The method of claim 25,
The processor comprising:
An electronic voucher for recording the issuance electronic voucher to the user's storage medium through at least one of an NFC writer, an NFC writer, a QR writer, and a USB writer. 26. The method of claim 25,
The storage medium of the user,
A vending machine for an electronic voucher that serves an electronic voucher including at least one of a storage unit built in a user terminal, a removable memory card for the user terminal, and a memory built in the card or the wearable device. 26. The method of claim 25,
The processor comprising:
When the terminal information of the user is inputted through the input unit, the other apparatus interlocked with the electronic voucher vending machine requests the terminal information of the user by the user through the display And transmits the issued electronic voucher to the terminal of the user.

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