KR102462657B1 - Used luxury products trading platform service server for managing used luxury products trading platform service, and the operating method thereof - Google Patents

Abstract

A used luxury goods trading platform service server for operating a used luxury goods trading platform service and an operating method thereof are disclosed. According to the present invention, when a sales registration request for used luxury goods is received from an electronic terminal of a member subscribed to the used luxury goods trading platform service, a photographed image of a specific target point constituting the used luxury goods is received from the electronic terminal. Then, the photographed image is applied as an input to a pre-learned deep learning discrimination model for determining genuineness to determine whether the used luxury goods are genuine. If the used luxury goods are determined to be genuine, the sales registration for the used luxury goods is performed.

Description

A used luxury trading platform service server and its operation method for operating a used luxury trading platform service

The present invention relates to a used luxury goods transaction platform service server for operating a used luxury goods transaction platform service and an operating method thereof.

Recently, regardless of generation, people's interest in luxury goods is increasing. Accordingly, the number of people who sell or purchase used luxury goods through the used luxury goods trading platform service is also increasing.

Used luxury goods transaction through such a used luxury goods trading platform service has the advantage of being able to purchase luxury goods at a lower price, but since it is difficult to accurately determine the source of the used luxury goods being traded, it is difficult to determine whether the used luxury goods are genuine. reliability will decrease.

In particular, in recent years, as counterfeit products that are very similar in appearance to genuine products are distributed indiscriminately in the market, in the used luxury transaction through used luxury goods trading platform services, based on only the photographed image of the used luxury product provided by the seller, the buyer There is a problem in that it is difficult to accurately determine whether used luxury goods are genuine or not.

If, in the used luxury goods trading platform service, before the seller registers the sale of the used luxury goods, a technology is introduced so that only the used luxury goods determined to be genuine can be sold and registered by determining whether the used luxury goods are genuine or not. If so, the reliability of used luxury goods transaction through the used luxury goods trading platform service can be increased.

Therefore, in the used luxury goods transaction platform service, there is a need for a study on a technology that supports only used luxury goods determined to be genuine products to be the target of the used luxury goods transaction.

Republic of Korea Patent Publication No. 10-2019-0129366 (2019.11.20.) Republic of Korea Patent Publication No. 10-1794332 (2017.11.06.) Republic of Korea Patent Publication No. 10-2020-0119385 (2020.10.20.) Republic of Korea Patent Publication No. 10-2168327 (2020.10.21.)

According to the present invention, when a sale registration request for used luxury goods is received from an electronic terminal of a member subscribed to a used luxury goods transaction platform service, a photographed image of a specific target point constituting the used luxury goods is received from the electronic terminal. Then, by applying the photographed image as an input to the pre-trained deep learning discrimination model for determining whether the product is genuine, it is determined whether the used luxury goods are genuine, and when it is determined that the used luxury goods are genuine, for the used luxury goods It is intended to increase the reliability of used luxury goods transaction through the used luxury goods transaction platform service by presenting a used luxury goods trading platform service server that processes sales registration and an operation method thereof.

The used luxury goods transaction platform service server for operating the used luxury goods transaction platform service according to an embodiment of the present invention includes product name information for each of a plurality of used luxury goods, and a preset target point corresponding to each of the plurality of used luxury goods. - The target point corresponding to each of the plurality of used luxury goods refers to a point set in advance as a part to be photographed with a camera in each used luxury goods in order to be used in determining whether each used luxury goods is genuine - An information storage unit in which information is stored in correspondence with each other, product name information for each of the plurality of used luxury goods, and a pre-trained deep learning discrimination model for each of the plurality of used luxury goods - the plurality of used luxury goods The deep learning discrimination model for each is based on a training set consisting of genuine images and fake images for each used luxury photographed at the target point corresponding to each used luxury item, and whether each used luxury item is a genuine product or a fake product. As a pre-trained Convolutional Neural Networks-based model to discriminate, when a photographed image of each used luxury item is applied as an input at a target point corresponding to each used luxury goods, the photographed image applied as an input It is a model that determines whether each used luxury goods is genuine by passing it through a convolutional neural network. - A data storage unit in which data is stored in correspondence with each other, each of a plurality of members subscribed to the used luxury trading platform service A member information storage unit in which member information is stored, and from the first electronic terminal of a first member who is one of the plurality of members, sales registration for a first used luxury item that is any one of the plurality of used luxury items When a request is received, a product name request unit that transmits a message requesting to transmit product name information on the first used luxury goods to the first electronic terminal. When the first product name information is received from the first electronic terminal, the information With reference to the storage unit, it is stored corresponding to the first product name information After confirming the information on the first target point, the photographing request unit transmits a message requesting that the first used luxury goods be photographed at the first target point to the first electronic terminal; 1 When the first photographed image is received from the first electronic terminal as the first used luxury goods are photographed at the first target point using a camera mounted on the first electronic terminal, the first Based on the data on the first deep learning discrimination model stored in correspondence with the product name information, by applying the first photographed image to the first deep learning discrimination model as an input to determine whether the first used luxury goods are genuine a genuine product determining unit, a price information requesting unit for transmitting a message requesting to transmit sales price information for the first used luxury goods to the first electronic terminal when it is determined that the first used luxury goods are genuine; and the first When the first selling price information is received from the electronic terminal, the first member information about the first member is extracted from the member information storage unit, and the first member information, the first product name information, and the first selling price information are extracted. and a storage processing unit for generating the first sales information including the first photographed image, and storing the first sales information in a sales information database in which sales information for each of the used luxury items designated as sales targets is stored. do.

In addition, the operating method of the used luxury goods transaction platform service server for operating the used luxury goods transaction platform service according to an embodiment of the present invention corresponds to product name information for each of a plurality of used luxury goods, and each of the plurality of used luxury goods Preset target point to be - The target point corresponding to each of the plurality of used luxury goods is a part that needs to be photographed with a camera in each used luxury goods in order to be used in determining whether the used luxury goods are genuine or not. Meaning a branch - maintaining an information storage unit in which information on ' is stored in correspondence with each other, product name information for each of the plurality of used luxury goods, and pre-learned deep learning discrimination for each of the plurality of used luxury goods Model - The deep learning discrimination model for each of the plurality of used luxury goods is based on a training set consisting of genuine images and fake images for each used luxury product taken at a target point corresponding to each used luxury goods, It is a pre-trained convolutional neural network-based model to determine whether a luxury product is a genuine product or a fake product. By passing the captured photographed image through a convolutional neural network, it is a model that determines whether each used luxury goods is genuine - maintaining a data storage unit in which data are stored in correspondence with each other, subscribed to the used luxury goods trading platform service maintaining a member information storage unit in which member information for each of a plurality of members is stored; When a sales registration request for the first used luxury goods is received, transmitting a message requesting to transmit product name information on the first used luxury goods to the first electronic terminal, the first product name from the first electronic terminal When information is received, it is stored in correspondence with the first product name information with reference to the information storage unit After checking the information on the first target point, transmitting a message requesting that the first used luxury goods be photographed at the first target point to the first electronic terminal, the first member receiving the first When the first photographed image is received from the first electronic terminal as the first used luxury goods are photographed at the first target point using a camera mounted on the electronic terminal, the first product name is displayed on the data storage unit Determining whether or not the first used luxury goods are genuine by applying the first photographed image to the first deep learning discrimination model as an input based on the data on the first deep learning discrimination model stored in correspondence with the information , when it is determined that the first used luxury goods are genuine, transmitting, to the first electronic terminal, a message requesting to transmit sales price information on the first used luxury goods, and the first sale from the first electronic terminal When the price information is received, first member information about the first member is extracted from the member information storage unit, and the first member information, the first product name information, the first selling price information, and the first photographed image are extracted. and storing the first sales information in a sales information database in which sales information for each of the used luxury goods designated as sales targets is stored after generating the first sales information.

According to the present invention, when a sale registration request for used luxury goods is received from an electronic terminal of a member subscribed to a used luxury goods transaction platform service, a photographed image of a specific target point constituting the used luxury goods is received from the electronic terminal. Then, by applying the photographed image as an input to the pre-trained deep learning discrimination model for determining whether the product is genuine, it is determined whether the used luxury goods are genuine, and when it is determined that the used luxury goods are genuine, for the used luxury goods By providing a used luxury goods trading platform service server that processes sales registration and an operation method thereof, reliability of used luxury goods transaction through the used luxury goods transaction platform service can be increased.

1 is a diagram illustrating the structure of a used luxury goods transaction platform service server for operating a used luxury goods transaction platform service according to an embodiment of the present invention.
2 is a flowchart illustrating an operation method of a used luxury goods transaction platform service server for operating a used luxury goods transaction platform service according to an embodiment of the present invention.

Hereinafter, embodiments according to the present invention will be described in detail with reference to the accompanying drawings. These descriptions are not intended to limit the present invention to specific embodiments, and should be understood to include all modifications, equivalents, and substitutes included in the spirit and scope of the present invention. In describing each drawing, like reference numerals are used for similar components, and unless otherwise defined, all terms used in this specification, including technical or scientific terms, refer to those of ordinary skill in the art to which the present invention belongs. It has the same meaning as is commonly understood by those who have it.

In this document, when a part "includes" a certain component, it means that other components may be further included, rather than excluding other components, unless otherwise stated. In addition, in various embodiments of the present invention, each of the components, functional blocks or means may be composed of one or more sub-components, and the electrical, electronic, and mechanical functions performed by each component are electronic. A circuit, an integrated circuit, an ASIC (Application Specific Integrated Circuit), etc. may be implemented with various well-known devices or mechanical elements, and may be implemented separately or two or more may be integrated into one.

On the other hand, the blocks in the accompanying block diagram or steps in the flowchart are computer program instructions that are loaded in a processor or memory of equipment capable of data processing, such as a general-purpose computer, a special-purpose computer, a portable notebook computer, and a network computer, and perform specified functions. can be interpreted as meaning Since these computer program instructions may be stored in a memory provided in a computer device or in a memory readable by a computer, the functions described in the blocks of the block diagram or the steps of the flowchart are produced in an article containing instruction means for performing the same. it might be In addition, each block or each step may represent a module, segment, or portion of code comprising one or more executable instructions for executing the specified logical function(s). It should also be noted that, in some alternative embodiments, it is possible for the functions recited in blocks or steps to be executed out of the prescribed order. For example, two blocks or steps shown one after another may be performed substantially simultaneously or in the reverse order, and in some cases, some blocks or steps may be omitted.

1 is a diagram illustrating the structure of a used luxury goods transaction platform service server for operating a used luxury goods transaction platform service according to an embodiment of the present invention.

Referring to FIG. 1 , the used luxury goods transaction platform service server 110 according to an embodiment of the present invention includes an information storage unit 111 , a data storage unit 112 , a member information storage unit 113 , and a product name request unit ( 114 ), a photographing request unit 115 , a genuine product determination unit 116 , a price information request unit 117 , and a storage processing unit 118 .

In the information storage unit 111, product name information for each of the plurality of used luxury goods and information on a preset target point corresponding to each of the plurality of used luxury goods are stored in correspondence with each other.

Here, the target point corresponding to each of the plurality of used luxury goods refers to a point preset as a part to be photographed with a camera in each used luxury goods in order to be used for determining whether the used luxury goods are genuine. .

For example, in the information storage unit 111, product name information for each of a plurality of used luxury goods as shown in Table 1 below and information on a preset target point corresponding to each of the plurality of used luxury goods are stored in correspondence with each other. there may be

Multiple used luxury goods Product name information Information about the target point Used luxury 1 Product name information 1 zipper Used luxury 2 Product name information 2 metal logo Used luxury 3 Product name information 3 metal decoration ... ... ...

In the data storage unit 112, product name information for each of the plurality of used luxury goods and data on a pre-learned deep learning discrimination model for each of the plurality of used luxury goods are stored in correspondence with each other.

For example, in the data storage unit 112, product name information for each of the plurality of used luxury goods as shown in Table 2 below, and data on a pre-trained deep learning discrimination model for each of the plurality of used luxury goods correspond to each other and may be stored.

Multiple used luxury goods Product name information Data for Deep Learning Discriminant Models Used luxury 1 Product name information 1 Data for 'Deep Learning Discriminant Model 1' Used luxury 2 Product name information 2 Data for 'Deep Learning Discriminant Model 2' Used luxury 3 Product name information 3 Data for 'Deep Learning Discriminant Model 3' ... ... ...

Here, the deep learning discrimination model for each of the plurality of second-hand luxury goods is based on a training set consisting of genuine images and fake images for each second-hand luxury product photographed at a target point corresponding to each second-hand luxury goods, It is a pre-trained Convolutional Neural Networks-based model to determine whether a luxury product is a genuine product or a fake product. At the target point corresponding to each used luxury product, a photographed image of each used luxury product is accepted as an input It is a model that determines whether each used luxury item is genuine by passing the photographed image applied as an input through a convolutional neural network.

Here, the convolutional neural network is a neural network composed of a plurality of convolutional layers and pooling layers composed of convolution filters. is applied, convolution is generated by convolution filters having one or more channels constituting the convolution layer to generate an output feature map, and downsampling is performed to reduce the size of the output feature map through a pooling layer. , a process in which the output is again applied as an input to the next convolutional layer and the pooling layer is repeated, and a predetermined output is calculated through repetition of this process.

In this regard, a process of a developer building a deep learning discrimination model for a specific used luxury item among the plurality of used luxury goods will be briefly described as follows. First, if the target point designated for the specific used luxury goods is 'zipper', the developer takes genuine images of the 'zipper' part of the used luxury goods corresponding to the genuine product and the 'zipper' part of the used luxury goods corresponding to the fake goods You can prepare fake images that have taken a picture of , and configure them as a training set. Then, the developer designates genuine images as an input of the convolutional neural network, and at the same time designates a predetermined output value indicating that they are 'genuine' as the output of the convolutional neural network, and the developer assigns fake images to the convolutional neural network A deep learning discrimination model based on the convolutional neural network by designating the input of can be built

The member information storage unit 113 stores member information for each of a plurality of members subscribed to the used luxury trading platform service.

For example, the member information storage unit 113 may store member information for each of a plurality of members subscribed to the used luxury trading platform service as shown in Table 3 below.

multiple members Profile member 1 Member information 1 member 2 Member information 2 member 3 Member information 3 ... ...

The product name request unit 114 registers sales of a first used luxury product that is one of the plurality of used luxury goods from the first electronic terminal 151 of the first member 141 that is one of the plurality of members. When the request is received, a message requesting to transmit product name information on the first used luxury goods is transmitted to the first electronic terminal 151 .

When the first product name information is received from the first electronic terminal 151 , the photographing request unit 115 refers to the information storage unit 111 for a first target point stored corresponding to the first product name information. After checking the information, a message requesting to photograph the first used luxury goods at the first target point is transmitted to the first electronic terminal 151 .

The genuine product determination unit 116 uses the camera mounted on the first electronic terminal 151 to photograph the first used luxury product at the first target point by the first member 141, the first electronic terminal ( When the first captured image is received from 151), based on the data for the first deep learning discrimination model stored in correspondence to the first product name information on the data storage unit 112, the first deep learning discrimination model By applying the first photographed image to the input, it is determined whether the first used luxury goods are genuine.

When the price information request unit 117 determines that the first used luxury goods are genuine by the genuine product determination unit 116, the price information request unit 117 sends the sales price information for the first used luxury goods to the first electronic terminal 151. Send the requested message.

When the first selling price information is received from the first electronic terminal 151 , the storage processing unit 118 extracts the first member information about the first member 141 from the member information storage unit 113 , and the first After generating first sales information including member information, the first product name information, the first selling price information, and the first photographed image, the first sales information is sold for each of the used luxury goods designated as sales targets It is stored in the sales information database 160 in which the information is stored.

Hereinafter, operations of the product name requesting unit 114 , the photographing requesting unit 115 , the genuine product determining unit 116 , the price information requesting unit 117 , and the storage processing unit 118 will be described in detail, for example.

First, from the first electronic terminal 151 of 'Member 1 (141)', one of the plurality of members, to the used luxury goods transaction platform service server 110, the Assume that a sales registration request for luxury goods 2' is received.

Then, the product name request unit 114 may transmit, to the first electronic terminal 151 , a message requesting to transmit product name information on 'used luxury goods 2'.

At this time, the first electronic terminal 151 may display a message requesting to input product name information for 'Used luxury goods 2' to 'Member 1 (141)' on the screen, and through this, 'Member' 1 ( 141 )' may be input to the first electronic terminal 151 , as product name information for 'used luxury goods 2', and 'product name information 2'. Then, the first electronic terminal 151 may transmit 'product name information 2' to the used luxury goods transaction platform service server 110 .

Accordingly, when 'product name information 2' is received from the first electronic terminal 151 to the used luxury goods transaction platform service server 110, the photographing request unit 115 stores the information storage unit 111 as shown in Table 1 above. For reference, after checking the 'metal logo' as information about the first target point stored in correspondence with 'product name information 2', to the first electronic terminal 151, the 'metal logo' of 'used luxury goods 2' You can send a message requesting to take a picture.

In this case, the first electronic terminal 151 requests the 'Member 1 (141)' to photograph the 'metal logo' of the 'Used luxury goods 2' using the camera mounted on the first electronic terminal 151. A message can be displayed on the screen, and through this, 'Member 1 (141)' can use the camera mounted on the first electronic terminal 151 to photograph the 'Metal Logo' of 'Used Luxury 2' . Accordingly, when 'photographed image 1' is obtained from the first electronic terminal 151 , the first electronic terminal 151 may transmit the 'photographed image 1' to the used luxury goods transaction platform service server 110 .

Accordingly, when 'photographed image 1' is received from the first electronic terminal 151 in the used luxury goods trading platform service server 110 , the genuine product determining unit 116 is stored on the data storage unit 112 as shown in Table 2 above. Based on the data on 'deep learning discrimination model 2' stored in response to 'product name information 2', 'photographed image 1' is applied as input to 'deep learning discrimination model 2', and the genuine product of 'used luxury goods 2' It can be determined whether

As a result, when it is determined that 'Used luxury goods 2' is genuine, the price information request unit 117 sends a message requesting to transmit selling price information on 'Used luxury goods 2' to the first electronic terminal 151 . can send

In this case, the first electronic terminal 151 may display a message on the screen requesting that the 'member 1 (141) input the selling price information for the 'used luxury goods 2', and through this, the 'member' 1 ( 141 ) ' may be input to the first electronic terminal 151 , as sales price information for 'used luxury goods 2', and first selling price information such as '150,000 won'. Then, the first electronic terminal 151 may transmit '150,000 won' to the used luxury goods transaction platform service server 110 .

Accordingly, when the first selling price information such as '150,000 won' is received from the first electronic terminal 151 to the used luxury trading platform service server 110, the storage processing unit 118 stores member information as shown in Table 3 above. After extracting 'member information 1' for 'member 1 (141)' from the storage unit 113, 'sales Information 1' can be generated.

Then, the storage processing unit 118 stores the 'sales information 1' in the sales information database 160 in which sales information for each of the used luxury items designated for sale is stored, thereby selling the 'used luxury goods 2'. Registration can be completed.

On the other hand, in some cases, the genuine product determination unit 116 applies the first photographed image to the first deep learning discrimination model as an input to determine whether the first used luxury goods are genuine, and as a result, the first used luxury goods There may be cases in which it may be determined that this is a fake, or it may not be possible to determine whether the first used luxury goods are genuine or fake.

In this regard, according to an embodiment of the present invention, when the used luxury goods transaction platform service server 110 determines that the first used luxury goods are fakes by the genuine product determination unit 116, the first electronic terminal 151 ), a message informing that the sales registration for the first used luxury goods is impossible may be transmitted.

In addition, according to an embodiment of the present invention, when the used luxury goods transaction platform service server 110 cannot determine whether the first used luxury goods are genuine through the genuine product determination unit 116, the first electronic terminal 151 ), while transmitting address information of an offline appraisal center for offline appraisal, a message instructing to perform offline appraisal on whether the first used luxury goods is genuine may be transmitted. After that, when the first member 141 visits the offline appraisal center and performs offline appraisal, when it is determined that the first used luxury goods are genuine, the used luxury goods transaction platform service server 110 provides the first sales information By storing in the sales information database 160, it is possible to process the sales registration for the first used luxury goods.

According to an embodiment of the present invention, the used luxury goods transaction platform service server 110 may further include an information transmitting unit 119 , a payment method requesting unit 120 , and a payment processing unit 121 .

After the first sales information is stored in the sales information database 160 by the storage processing unit 118, the information transmitting unit 119 is configured to be a second electronic terminal of the second member 142, which is one of the plurality of members. When a request for providing information on the first sales information is received from 152 , the first sales information is extracted from the sales information database 160 and transmitted to the second electronic terminal 152 .

After the first sales information is transmitted to the second electronic terminal 152 by the information transmitting unit 119, the payment method request unit 120 pays for the first used luxury goods from the second electronic terminal 152 When the request is received, the second electronic terminal 152 transmits a message requesting to transmit payment method information for the payment of the first used luxury goods.

Hereinafter, operations of the information transmitting unit 119 and the payment method requesting unit 120 will be described in detail, for example.

First, as in the above-described example, it is assumed that 'sales information 1' is stored in the sales information database 160 by the storage processing unit 118, and thereafter, in the used luxury trading platform service server 110, the plurality of members It is assumed that a request for providing information on 'sales information 1' is received from the second electronic terminal 152 of 'member 2 (142)', which is one of them.

Then, the information transmitter 119 may extract 'sales information 1' from the sales information database 160 and transmit it to the second electronic terminal 152 .

After that, when it is said that a payment request for 'used luxury goods 2' is received from the second electronic terminal 152 to the used luxury goods transaction platform service server 110, the payment method requesting unit 120 sends the second electronic terminal ( 152), a message requesting to transmit payment method information for payment for 'used luxury goods 2' may be transmitted.

Correspondingly, when the first payment method information is received from the second electronic terminal 152 to the used luxury goods transaction platform service server 110 , the payment processing unit 121 performs user authentication for the second member 142 . After that, based on the first payment method information, the payment for the first used luxury goods is processed.

At this time, according to an embodiment of the present invention, the payment processing unit 121 is a specific configuration for performing user authentication for the second member 142 , and includes an authentication matrix storage unit 126 , an event generation unit 127 , It may include a permutation matrix generator 128 , a code generator 129 , an encryption matrix generator 130 , a feedback command transmitter 131 , and an authentication completion processor 132 .

The authentication matrix storage unit 126 stores a plurality of different authentication matrices corresponding to each member, which are previously shared with the electronic terminal of each of the plurality of members.

Here, each of the plurality of authentication matrices is a matrix with a size of nxn (n is a natural number greater than or equal to 2), and t (t is greater than or equal to 2 and less than n ² ) is randomly selected from among n ² components constituting each authentication matrix. natural number) components are designated as random odd values, and the remaining n ² -t components are designated as random even values.

For example, when n is '3' and t is '4', the authentication matrix storage unit 126 corresponds to each member that is previously shared with the electronic terminal of each of the plurality of members as shown in Table 4 below. A plurality of different authentication matrices may be stored.

multiple members authentication matrix member 1

member 2

member 3

... ...

When the first payment method information is received from the second electronic terminal 152 , the event generator 127 generates an authentication event for performing user authentication for the second member.

When the authentication event is generated by the event generator 127, the permutation matrix generator 128 selects the first authentication matrix corresponding to the second member 142 from the authentication matrix storage 126, and then In the first authentication matrix, '0' and '1' by replacing each of the components constituting the first authentication matrix with a result value obtained when a modulo-2 operation is performed on each component. Create a permutation matrix of size n x n composed of the components of '.

Here, the modulo-2 operation refers to an operation that divides the dividend by 2 and calculates a remainder.

When the permutation matrix is generated by the permutation matrix generator 128 , the code generator 129 randomly generates t authentication codes and n ² -t dummy codes.

When the t authentication codes and the n ² -t dummy codes are generated by the code generator 129, the encryption matrix generating unit 130 generates n ² components constituting the permutation matrix in the permutation matrix. Among them, the t authentication codes are inserted one at a time at each of the points where the component of '1' is located, and the n ^{2 -t dummy codes are inserted at each of the n 2 -t} points where the component of '0' is located. By inserting them one by one, an encryption matrix of size nxn is created.

When the encryption matrix is generated by the encryption matrix generation unit 130, the feedback command transmission unit 131 transmits the encryption matrix to the second electronic terminal 152, n ² components constituting the encryption matrix Among them, a feedback command instructing to extract the t authentication codes and feed them back to the used luxury trading platform service server 110 is transmitted.

Hereinafter, operations of the event generator 127 , the permutation matrix generator 128 , the code generator 129 , and the encryption matrix generator 130 will be described in detail, for example.

First, as in the above example, n is '3' and t is '4', and payment for 'used luxury goods 2' is performed from the second electronic terminal 152 to the used luxury transaction platform service server 110 . Assume that 'credit card information' is received as payment method information for

In this case, the event generating unit 127 may generate an authentication event for performing user authentication for the 'member 2 (142)'.

'을 선택한 후, 상기 제1 인증 행렬에서, 상기 제1 인증 행렬을 구성하는 성분들 각각을, 각 성분에 대해 모듈로-2 연산을 수행하였을 때의 결과 값으로 치환함으로써, '0'과 '1'의 성분으로 구성된 '3 x 3' 크기의 치환 행렬을 '

'과 같이 생성할 수 있다.Then, the permutation matrix generator 128 receives the 'first authentication matrix corresponding to the 'member 2 (142)' from the authentication matrix storage unit 126 as shown in Table 4 above.

After selecting ', in the first authentication matrix, each of the components constituting the first authentication matrix is replaced with a result value obtained when a modulo-2 operation is performed on each component, whereby '0' and ' A permutation matrix of size '3 x 3' consisting of 1' components is '

' can be created as

Then, the code generator 129 randomly generates '4' authentication codes 'A1, A2, A3, A4' and '5' dummy codes 'D1, D2, D3, D4, D5'. can do.

'에서, 상기 치환 행렬을 구성하는 '9'개의 성분들 중 '1'의 성분이 위치하는 지점들 각각에 '4'개의 인증 코드들인 'A1, A2, A3, A4'를 하나씩 삽입하고, '0'의 성분이 위치하는 지점들 각각에, '5'개의 더미 코드들인 'D1, D2, D3, D4, D5'를 하나씩 삽입함으로써, '3 x 3' 크기의 암호화 행렬을 생성할 수 있다.Then, the encryption matrix generation unit 130 is the permutation matrix '

In ', '4' authentication codes 'A1, A2, A3, A4', which are 'A1, A2, A3, A4', are inserted one at a time at each of the points where the '1' component among the '9' components constituting the substitution matrix is located, and ' By inserting '5' dummy codes 'D1, D2, D3, D4, D5' one by one at each of the points where the component of 0' is located, an encryption matrix having a size of '3 x 3' can be generated.

At this time, when the encryption matrix generator 130 inserts the authentication codes and the dummy codes one by one at a point where '9' components constituting the substitution matrix are located, in the direction from the left column to the right column, the upper row Data can be inserted one by one sequentially in the direction of the bottom row. That is, the encryption matrix generating unit 130 in the substitution matrix '1 row 1 column, 1 row 2 columns, 1 row 3 columns, 1 row 4 columns, 2 rows 1 column, 2 rows 2 columns, 2 rows 3 columns, 2 rows 4 columns, 3 rows 1 columns, 3 rows 2 columns, 3 rows 3 columns, 3 rows 4 columns, 4 rows 1 columns, 4 rows 2 columns, 4 rows 3 columns, 4 rows 4 columns' The authentication codes and the dummy codes may be inserted one by one at a point where the components are located.

'을 구성하는 '9'개의 성분들 중 '1'의 성분이 위치하는 지점들 각각에 '4'개의 인증 코드들인 'A1, A2, A3, A4'를 하나씩 삽입하고, '0'의 성분이 위치하는 지점들 각각에, '5'개의 더미 코드들인 'D1, D2, D3, D4, D5'를 하나씩 삽입함으로써, '3 x 3' 크기의 암호화 행렬을 '

'와 같이 생성할 수 있다.In this way, the encryption matrix generation unit 130 is the permutation matrix '

'4' authentication codes 'A1, A2, A3, A4' are inserted one at a time at each of the points where the '1' component among the '9' components constituting the '0' is located. By inserting '5' dummy codes 'D1, D2, D3, D4, D5' one by one at each of the positions, an encryption matrix of '3 x 3' size is '

' can be created as

'를 전송하면서, 상기 암호화 행렬을 구성하는 '9'개의 성분들 중 '4'개의 인증 코드들을 추출하여 중고 명품 거래 플랫폼 서비스 서버(110)로 피드백할 것을 지시하는 피드백 명령을 전송할 수 있다.Then, the feedback command transmission unit 131 to the second electronic terminal 152, the encryption matrix '

', a feedback command instructing to extract '4' authentication codes from among '9' components constituting the encryption matrix and feed them back to the used luxury trading platform service server 110 may be transmitted.

At this time, according to an embodiment of the present invention, the second electronic terminal 152 pre-stores the first authentication matrix in a memory, and the encryption matrix and the feedback command from the used luxury trading platform service server 110 . When this is received, in the first authentication matrix, each of the components constituting the first authentication matrix is replaced with a result value obtained when a modulo-2 operation is performed on each component to generate the permutation matrix, , after generating an nxn sized operation matrix by calculating a Hadamard product between the encryption matrix and the permutation matrix, t components other than '0' among n ² components constituting the operation matrix , may be extracted as the t authentication components and fed back to the used luxury trading platform service server 110 .

Here, the Hadamard product refers to the operation of multiplying each component in a matrix of the same size. A matrix can be expressed as '[ax by cz]'.

'라고 하는 경우, 제2 전자 단말(152)의 메모리 상에는 상기 제1 인증 행렬인 '

'가 저장되어 있을 수 있다. For example, as in the above example, the first authentication matrix is '

', in the memory of the second electronic terminal 152, the first authentication matrix '

' may be stored.

'를 전송하면서, 상기 피드백 명령을 전송함에 따라, 제2 전자 단말(152)에 상기 암호화 행렬과 상기 피드백 행렬이 수신되었다고 하는 경우, 제2 전자 단말(152)은 상기 제1 인증 행렬인 '

'에서, 상기 제1 인증 행렬을 구성하는 성분들 각각을, 각 성분에 대해 모듈로-2 연산을 수행하였을 때의 결과 값으로 치환함으로써, 상기 치환 행렬인 '

'을 생성할 수 있다. In addition, as in the above example, the feedback command transmission unit 131 sends the second electronic terminal 152 to the encryption matrix '

When it is said that the encryption matrix and the feedback matrix have been received by the second electronic terminal 152 as the feedback command is transmitted while transmitting ', the second electronic terminal 152 is the first authentication matrix '

In ', by replacing each of the components constituting the first authentication matrix with a result value obtained when a modulo-2 operation is performed on each component, the permutation matrix '

' can be created.

'과 같이 생성한 후, 상기 연산 행렬을 구성하는 '9'개의 성분들 중 '0'이 아닌 '4'개의 성분들을 '4'개의 인증용 성분들로 추출하여 중고 명품 거래 플랫폼 서비스 서버(110)로 피드백할 수 있다.Then, the second electronic terminal 152 calculates the Hadamard product between the encryption matrix and the permutation matrix to generate an operation matrix of '3 x 3' size.

', and then extracting '4' components, not '0', from among the '9' components constituting the operation matrix as '4' authentication components, and the used luxury trading platform service server 110 ) can be returned.

'을 구성하는 '9'개의 성분들 중 '0'이 아닌 성분들은 'A1, A2, A3, A4'이므로, 제2 전자 단말(152)은 상기 연산 행렬로부터, 'A1, A2, A3, A4'를 '4'개의 인증용 성분들로 추출하여 중고 명품 거래 플랫폼 서비스 서버(110)로 피드백할 수 있다.At this time, the arithmetic matrix '

Since components other than '0' among the '9' components constituting the ' may be extracted as '4' authentication ingredients and fed back to the used luxury trading platform service server 110 .

In this way, after the encryption matrix and the feedback command are transmitted to the second electronic terminal 152 by the feedback command transmission unit 131, in response to the feedback command from the second electronic terminal 152, the encryption matrix is t components for authentication among ^{the n 2 components} constituting the When the components located at corresponding points) are extracted and fed back, the authentication completion processing unit 132 compares the t authentication components with the t authentication codes so that the t authentication components are the t authentication components. When it is confirmed that all codes match, user authentication for the second member 142 is completed.

For example, as in the above-described example, the second electronic terminal 152 extracts 'A1, A2, A3, A4' as '4' authentication components from the operation matrix, and the used luxury trading platform service server 110 ), it is assumed that '4' authentication components 'A1, A2, A3, A4' are fed back from the second electronic terminal 152 to the used luxury trading platform service server 110 .

At this time, according to the above-described example, since the '4' authentication codes are also 'A1, A2, A3, A4', the authentication completion processing unit 132 divides the '4' authentication components with the '4' authentication codes. By comparison, it can be confirmed that '4' authentication components match all '4' authentication codes.

Then, the authentication completion processing unit 132 may complete the user authentication for the 'member 2 (142)', so that the payment processing unit 121 can process the payment for the 'used luxury goods 2'.

According to an embodiment of the present invention, the used luxury goods trading platform service server 110 further includes a re-shooting request unit 122 , a genuine trial classification unit 123 , an account information request unit 124 , and a remittance processing unit 125 . can do.

After the payment for the first used luxury goods is processed by the payment processing unit 121, the reshooting request unit 122 receives the first used luxury goods by the second member 142, and the second electronic terminal ( 152), when a receipt completion message indicating that the second member 142 has received the first used luxury goods is received, in order to judge whether the first used luxury goods are genuine, the second electronic terminal 152 to transmit a message requesting to photograph the first used luxury goods at the first target point.

The genuine product judgment unit 123 uses the camera mounted on the second electronic terminal 152 to photograph the first used luxury product at the first target point by the second member 142, the second electronic terminal ( 152), the second photographed image is applied to the first deep learning discrimination model as an input to determine whether the first used luxury goods are genuine or not.

When the first used luxury goods are judged to be genuine by the genuine product judgment unit 123, the account information request unit 124 processes the transaction of the first used luxury goods as normally completed, and then the first electronic terminal 151 , transmits a message requesting to transmit account information for receiving a remittance amount according to the first selling price information.

When the first account information is received from the first electronic terminal 151 , the remittance processing unit 125 transfers the amount according to the first selling price information to the account according to the first account information.

Hereinafter, the operations of the re-shooting request unit 122 , the genuine product judgment unit 123 , the account information request unit 124 , and the remittance processing unit 125 will be described in detail, for example.

First, according to the above-described example, it is assumed that the payment for 'used luxury goods 2' has been processed by the payment processing unit 121, and thereafter, as 'member 2 (142)' receives 'used luxury goods 2', It is assumed that a receipt completion message indicating that 'member 2 142' has received 'used luxury goods 2' is received from the second electronic terminal 152 to the luxury goods transaction platform service server 110 .

Then, the re-shooting request unit 122 sends a message requesting to photograph the 'metal logo' of the 'used luxury goods 2' to the second electronic terminal 152 in order to judge whether the 'used luxury goods 2' is genuine or not. can be transmitted

At this time, the second electronic terminal 152 requests the 'Member 2 (142)' to photograph the 'metal logo' of the 'Used luxury goods 2' using the camera mounted on the second electronic terminal 152. A message can be displayed on the screen, and through this, 'Member 2 (142)' can use the camera mounted on the second electronic terminal 152 to photograph the 'Metal Logo' of 'Used Luxury 2' . For this reason, when the 'photographed image 2' is obtained from the second electronic terminal 152 , the second electronic terminal 152 may transmit the 'photographed image 2' to the used luxury goods transaction platform service server 110 .

Accordingly, when 'photographed image 2' is received from the second electronic terminal 152 in the used luxury goods transaction platform service server 110, the genuine product judgment unit 123 is 'photographed image 2' in the 'deep learning determination model 2'. ' as input, it is possible to judge whether 'used luxury goods 2' is genuine or not.

As a result, if it is judged that 'Used luxury goods 2' is genuine, the account information request unit 124 processes the transaction of 'Used luxury goods 2' as normally completed, and then sends the first electronic terminal 151 to the first A message may be transmitted requesting to transmit account information for receiving a remittance amount according to '150,000 won', which is sales price information.

Correspondingly, when it is said that 'account information 1' is received from the first electronic terminal 151 to the used luxury goods trading platform service server 110, the remittance processing unit 125 sets the first selling price of '150,000 won'. can be transferred to the account according to 'Account Information 1'.

2 is a flowchart illustrating an operation method of a used luxury goods transaction platform service server for operating a used luxury goods transaction platform service according to an embodiment of the present invention.

In step S210, product name information for each of a plurality of used luxury goods, and a preset target point corresponding to each of the plurality of used luxury goods (a target point corresponding to each of the plurality of used luxury goods is in each used luxury goods) In order to be used in determining whether the product is genuine or not, it maintains an information storage unit in which information on pre-set points that need to be photographed with a camera in each used luxury goods are stored in correspondence with each other.

In step S220, product name information for each of the plurality of used luxury goods and a pre-learned deep learning discrimination model for each of the plurality of used luxury goods (the deep learning discrimination model for each of the plurality of used luxury goods is, Based on a training set consisting of genuine images and fake images of each used luxury photographed at a target point corresponding to each used luxury, pre-trained convolution to determine whether each used luxury is genuine or a fake As a neural network-based model, when a photographed image of each used luxury item is applied as an input at a target point corresponding to each used luxury item, the photographed image applied as an input is passed through a convolutional neural network to determine whether each used luxury item is genuine. It maintains a data storage unit that stores data corresponding to each other).

In step S230, a member information storage unit in which member information for each of a plurality of members subscribed to the used luxury trading platform service is stored is maintained.

In step S240, when a sales registration request for a first used luxury item is received from the first electronic terminal of a first member who is one of the plurality of members, the first To the electronic terminal, a message requesting to transmit product name information on the first used luxury goods is transmitted.

In step S250, when the first product name information is received from the first electronic terminal, the information on the first target point stored in correspondence with the first product name information is checked with reference to the information storage unit, and then the first product name information is checked. 1 to the electronic terminal, a message requesting to photograph the first used luxury goods at the first target point is transmitted.

In step S260, as the first member uses the camera mounted on the first electronic terminal to photograph the first used luxury goods at the first target point, a first photographed image is displayed from the first electronic terminal. When received, based on the data for the first deep learning discrimination model stored in correspondence with the first product name information on the data storage unit, the first photographed image is applied to the first deep learning discrimination model as an input Thus, it is determined whether the first used luxury goods are genuine.

In step S270, if it is determined that the first used luxury goods are genuine, a message is transmitted to the first electronic terminal requesting to transmit sales price information on the first used luxury goods.

In step S280, when the first selling price information is received from the first electronic terminal, first member information about the first member is extracted from the member information storage unit, and the first member information and the first product name are extracted. After generating the first sales information including the information, the first selling price information, and the first photographed image, the first sales information is sales information in which sales information for each of the used luxury items designated as sales targets is stored. Save it to the database.

In this case, according to an embodiment of the present invention, the method of operating the used luxury goods transaction platform service server is performed after the first sales information is stored in the sales information database, and then, after the first sales information is stored in the sales information database, 2 when a request for providing information on the first sales information is received from the second electronic terminal, extracting the first sales information from the sales information database and transmitting the information to the second electronic terminal; After the sales information is transmitted, when a payment request for the first used luxury goods is received from the second electronic terminal, a request is made to transmit payment method information for the payment of the first used luxury goods to the second electronic terminal and when the first payment method information is received from the second electronic terminal, user authentication for the second member is performed, and then, based on the first payment method information, the first used luxury goods It may further include the step of processing the payment of.

At this time, according to an embodiment of the present invention, the operating method of the used luxury goods trading platform service server is that after the payment for the first used luxury goods is processed, as the second member receives the first used luxury goods, When a receipt completion message indicating that the second member has received the first used luxury goods is received from the second electronic terminal, the second electronic terminal is sent to the second electronic terminal to determine whether the first used luxury goods are genuine or not. , transmitting a message requesting that the first used luxury goods be photographed at the first target point, the second member using the camera mounted on the second electronic terminal to purchase the first used luxury goods into the first When a second photographed image is received from the second electronic terminal as the target point is photographed, the second photographed image is applied to the first deep learning discrimination model as an input to determine whether the first used luxury goods are genuine or not. When it is judged that the first used luxury goods are genuine, the first used luxury goods are processed as normally completed, and then, to the first electronic terminal, to receive a remittance amount according to the first sale price information transmitting a message requesting to transmit account information, and when first account information is received from the first electronic terminal, transferring the amount according to the first selling price information to an account according to the first account information may further include.

In addition, according to an embodiment of the present invention, the step of processing the payment for the first used luxury goods is a plurality of different authentication matrices corresponding to each member, which are shared in advance with the electronic terminals of each of the plurality of members. (each of the plurality of authentication matrices is a matrix of size nxn (n is a natural number greater than or equal to ² )), t (t is greater than or equal to 2 and less than n ² ) maintaining an authentication matrix storage unit in which n 2 -t components are designated as random odd values, and the remaining n ² -t components are designated as random even values) When the first payment method information is received, generating an authentication event for performing user authentication for the second member, when the authentication event occurs, from the authentication matrix storage unit corresponding to the second member After selecting the first authentication matrix, in the first authentication matrix, each of the components constituting the first authentication matrix is replaced with a result value obtained when a modulo-2 operation is performed on each component, whereby '0' generating a permutation matrix of size nxn composed of components of ' and '1', and when the permutation matrix is generated, randomly generating t authentication codes and n ² -t dummy codes, the t authentications When the codes and the n ² -t dummy codes are generated, in the substitution matrix, the t authentication codes are applied to each of the points where the '1' component among n ² components constituting the substitution matrix is located. Inserting one by one and inserting the n ^{2 -t dummy codes one at a time at each of the n 2 -t} points where the component of '0' is located, thereby generating an encryption matrix of size nxn, when the encryption matrix is generated , while transmitting the encryption matrix to the second electronic terminal, instructing to extract the t authentication codes from among n ² components constituting the encryption matrix and feed them back to the used luxury trading platform service server After transmitting a feedback command and transmitting the encryption matrix and the feedback command to the second electronic terminal, in response to the feedback command from the second electronic terminal, among n ² components constituting the encryption matrix t components for authentication (the t components for authentication are components located at a point corresponding to a point where a component of '1' in the substitution matrix is located among n ² components constituting the encryption matrix. ) is extracted and fed back, the t authentication components are compared with the t authentication codes. It may include the step of completing the user authentication for the process.

At this time, according to an embodiment of the present invention, the second electronic terminal pre-stores the first authentication matrix in a memory, and when the encryption matrix and the feedback command are received from the used luxury trading platform service server, In the first authentication matrix, the permutation matrix is generated by substituting each of the components constituting the first authentication matrix with a result value obtained when a modulo-2 operation is performed on each component, and the encryption matrix After generating an nxn-sized operation matrix by calculating the Hadamard product between and the permutation matrix, t components other than '0' among n ² components constituting the operation matrix are used as the t authentication components. It can be extracted and fed back to the used luxury trading platform service server.

The method of operation of the used luxury goods transaction platform service server for operating the used luxury goods transaction platform service according to an embodiment of the present invention has been described above with reference to FIG. 2 . Here, the operation method of the used luxury goods transaction platform service server for operating the used luxury goods transaction platform service according to an embodiment of the present invention includes the configuration of the operation of the used luxury goods transaction platform service server 110 described with reference to FIG. Since they may correspond, a more detailed description thereof will be omitted.

The operation method of the used luxury goods transaction platform service server for operating the used luxury goods transaction platform service according to an embodiment of the present invention may be implemented as a computer program stored in a storage medium for execution through combination with a computer.

In addition, the operating method of the used luxury goods transaction platform service server for operating the used luxury goods transaction platform service according to an embodiment of the present invention is implemented in the form of a program command that can be executed through various computer means and recorded in a computer readable medium. can be The computer-readable medium may include program instructions, data files, data structures, etc. alone or in combination. The program instructions recorded on the medium may be specially designed and configured for the present invention, or may be known and available to those skilled in the art of computer software. Examples of the computer-readable recording medium include magnetic media such as hard disks, floppy disks and magnetic tapes, optical media such as CD-ROMs and DVDs, and magnetic such as floppy disks. - includes magneto-optical media, and hardware devices specially configured to store and execute program instructions, such as ROM, RAM, flash memory, and the like. Examples of program instructions include not only machine language codes such as those generated by a compiler, but also high-level language codes that can be executed by a computer using an interpreter or the like.

As described above, in the present invention, specific matters such as specific components, etc., and limited embodiments and drawings have been described, but these are only provided to help a more general understanding of the present invention, and the present invention is not limited to the above embodiments. , various modifications and variations are possible from these descriptions by those of ordinary skill in the art to which the present invention pertains.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and not only the claims described below, but also all those with equivalent or equivalent modifications to the claims will be said to belong to the scope of the spirit of the present invention. .

110: Used luxury trading platform service server
111: information storage unit 112: data storage unit
113: member information storage unit 114: product name request unit
115: shooting request unit 116: genuine determination unit
117: price information request unit 118: storage processing unit
119: information transmission unit 120: payment method request unit
121: payment processing unit 122: re-shooting request unit
123: Genuine trial division 124: Account information request division
125: remittance processing unit 126: authentication matrix storage unit
127: event generator 128: permutation matrix generator
129: code generator 130: encryption matrix generator
131: feedback command transmission unit 132: authentication completion processing unit
141: first member
142: second member
151: first electronic terminal
152: second electronic terminal
160: sales information database

Claims (12)

In the used luxury trading platform service server for operating the used luxury trading platform service,
Product name information for each of a plurality of used luxury goods, and a preset target point corresponding to each of the plurality of used luxury goods - A target point corresponding to each of the plurality of used luxury goods is a determination of whether each of the used luxury goods is genuine means a preset point as a part to be photographed with a camera in each second-hand luxury goods for use in - an information storage unit in which information about each other is stored in correspondence with each other;
Product name information for each of the plurality of used luxury goods, and a pre-trained deep learning discrimination model for each of the plurality of used luxury goods - The deep learning discrimination model for each of the plurality of used luxury goods corresponds to each used luxury goods Convolutional Neural Networks pre-trained to determine whether each used luxury item is genuine or fake based on a training set consisting of genuine images and fake images for each used luxury item taken at the target point. ) based model, when a photographed image of each second-hand luxury item is applied as an input at a target point corresponding to each used luxury goods, by passing the photographed image applied as an input through a convolutional neural network, whether each used luxury goods is genuine a data storage unit in which data for - is stored in correspondence with each other;
a member information storage unit storing member information for each of a plurality of members subscribed to the used luxury trading platform service;
When a sales registration request for a first used luxury item is received from a first electronic terminal of a first member who is one of the plurality of members, to the first electronic terminal, the a product name request unit for transmitting a message requesting to transmit product name information on the first used luxury goods;
When the first product name information is received from the first electronic terminal, after checking the information on the first target point stored in correspondence with the first product name information with reference to the information storage unit, to the first electronic terminal, a photographing request unit for transmitting a message requesting that the first used luxury goods be photographed at the first target point;
As the first member uses the camera mounted on the first electronic terminal to photograph the first used luxury product at the first target point, when a first photographed image is received from the first electronic terminal, the data Based on the data for the first deep learning discrimination model stored in correspondence with the first product name information on the storage unit, the first used image is applied to the first deep learning discrimination model as an input Genuine judging unit for determining whether a luxury product is genuine;
a price information requesting unit that, when it is determined that the first used luxury goods are genuine, transmits a message requesting to transmit sales price information on the first used luxury goods to the first electronic terminal;
When the first selling price information is received from the first electronic terminal, first member information about the first member is extracted from the member information storage unit, and the first member information, the first product name information, and the first After generating the first sales information including the sales price information and the first photographed image, the first sales information is stored in a sales information database in which sales information for each of the used luxury goods designated as sales targets is stored. processing unit;
After the first sales information is stored in the sales information database, when a request to provide information on the first sales information is received from a second electronic terminal of a second member, which is one of the plurality of members, the sales information database an information transmission unit for extracting the first sales information from and transmitting the extracted information to the second electronic terminal;
After the first sale information is transmitted to the second electronic terminal, when a payment request for the first used luxury goods is received from the second electronic terminal, the second electronic terminal pays for the first used luxury goods a payment method requesting unit for transmitting a message requesting to transmit payment method information for;
When the first payment method information is received from the second electronic terminal, user authentication is performed for the second member, and then, based on the first payment method information, payment is processed for the first used luxury goods processing unit;
After the payment for the first used luxury goods is processed, as the second member receives the first used luxury goods, the second electronic terminal indicates that the second member has received the first used luxury goods When the receipt completion message is received, a message requesting to photograph the first used luxury goods at the first target point is transmitted to the second electronic terminal in order to judge whether the first used luxury goods are genuine or not. filming request department;
As the second member uses the camera mounted on the second electronic terminal to photograph the first used luxury product at the first target point, when a second photographed image is received from the second electronic terminal, the second 1 a genuine judgment classification unit that applies the second photographed image to a deep learning discrimination model as an input to judge whether the first used luxury goods are genuine or not;
When the first used luxury goods are judged to be genuine, the transaction of the first used luxury goods is processed as normally completed, and then account information for receiving the remittance amount according to the first selling price information to the first electronic terminal an account information requesting unit that transmits a message requesting transmission; and
When the first account information is received from the first electronic terminal, the remittance processing unit for remittance processing the amount according to the first selling price information to the account according to the first account information
Used luxury trading platform service server that includes. delete delete According to claim 1,
The payment processing unit
A plurality of different authentication matrices corresponding to each member, shared in advance with the electronic terminal of each of the plurality of members - Each of the plurality of authentication matrices is a matrix of size nxn (n is a natural number equal to or greater than 2) , t (t is a natural number greater than or equal to 2 and less than n ² ) randomly selected among n ² components constituting each authentication matrix are designated as random odd values, and the remaining n ² -t components are random. designated as an even value - authentication matrix storage in which this is stored;
an event generator for generating an authentication event for performing user authentication for the second member when the first payment method information is received from the second electronic terminal;
When the authentication event occurs, after selecting a first authentication matrix corresponding to the second member from the authentication matrix storage unit, each of the components constituting the first authentication matrix in the first authentication matrix a substitution matrix generator for generating an nxn-sized substitution matrix composed of components '0' and '1' by substituting a result value obtained when a modulo-2 operation is performed on the component;
a code generator for randomly generating t authentication codes and n ² -t dummy codes when the permutation matrix is generated;
When the t authentication codes and the n ² -t dummy codes are generated, in the permutation matrix, the t is located at each of the points where the '1' component is located among the n ² components constituting the permutation matrix. Encryption matrix generation unit that inserts authentication codes one by one, and inserts the n ² -t dummy codes one at a time at each of n ² -t points where the component of '0' is located, thereby generating an encryption matrix of nxn size ;
When the encryption matrix is generated, while transmitting the encryption matrix to the second electronic terminal, the t authentication codes are extracted from the n ² components constituting the encryption matrix and fed back to the used luxury trading platform service server a feedback command transmission unit for transmitting a feedback command instructing to do; and
After the encryption matrix and the feedback command are transmitted to the second electronic terminal, in response to the feedback command from the second electronic terminal, t authentication components among n ² components constituting the encryption matrix - The t authentication components are components located at a point corresponding to a point where a component of '1' in the permutation matrix is located among the n ² components constituting the encryption matrix - When extracted and fed back, The t authentication components are compared with the t authentication codes, and when it is confirmed that the t authentication components match all of the t authentication codes, user authentication for the second member is completed. authentication completion processing unit
Used luxury trading platform service server that includes. 5. The method of claim 4,
The second electronic terminal is
The first authentication matrix is pre-stored in a memory, and when the encryption matrix and the feedback command are received from the used luxury trading platform service server, the components constituting the first authentication matrix in the first authentication matrix By substituting each component with a result value obtained by performing a modulo-2 operation on each component, the permutation matrix is generated, and a Hadamard product between the encryption matrix and the permutation matrix is calculated to have an nxn size. After generating an operation matrix ^of Used luxury trading platform service server, characterized in that. In the operating method of a used luxury trading platform service server for operating a used luxury trading platform service,
Product name information for each of a plurality of used luxury goods, and a preset target point corresponding to each of the plurality of used luxury goods - A target point corresponding to each of the plurality of used luxury goods is a determination of whether each of the used luxury goods is genuine In order to be used for, it means a point preset as a part that needs to be photographed with a camera in each used luxury goods - maintaining an information storage unit in which information about is stored in correspondence with each other;
Product name information for each of the plurality of used luxury goods, and a pre-trained deep learning discrimination model for each of the plurality of used luxury goods - The deep learning discrimination model for each of the plurality of used luxury goods corresponds to each used luxury goods Convolutional Neural Networks pre-trained to determine whether each used luxury item is genuine or fake based on a training set consisting of genuine images and fake images for each used luxury item taken at the target point. ) based model, when a photographed image of each second-hand luxury item is applied as an input at a target point corresponding to each used luxury goods, by passing the photographed image applied as an input through a convolutional neural network, whether each used luxury goods is genuine maintaining a data storage unit in which data for - are stored in correspondence with each other;
maintaining a member information storage unit in which member information for each of a plurality of members subscribed to the used luxury trading platform service is stored;
When a sales registration request for a first used luxury item is received from a first electronic terminal of a first member who is one of the plurality of members, to the first electronic terminal, the transmitting a message requesting to transmit product name information on the first used luxury goods;
When the first product name information is received from the first electronic terminal, after checking the information on the first target point stored in correspondence with the first product name information with reference to the information storage unit, to the first electronic terminal, transmitting a message requesting that the first used luxury goods be photographed at the first target point;
As the first member uses the camera mounted on the first electronic terminal to photograph the first used luxury product at the first target point, when a first photographed image is received from the first electronic terminal, the data Based on the data for the first deep learning discrimination model stored in correspondence with the first product name information on the storage unit, the first used image is applied to the first deep learning discrimination model as an input determining whether the luxury item is genuine;
when it is determined that the first used luxury goods are genuine, transmitting a message requesting to transmit sales price information on the first used luxury goods to the first electronic terminal;
When the first selling price information is received from the first electronic terminal, first member information about the first member is extracted from the member information storage unit, and the first member information, the first product name information, and the first After generating first sales information including sales price information and the first photographed image, storing the first sales information in a sales information database in which sales information for each of the used luxury goods designated as sales targets is stored; ;
After the first sales information is stored in the sales information database, when a request to provide information on the first sales information is received from a second electronic terminal of a second member, which is one of the plurality of members, the sales information database extracting the first sales information from and transmitting the first sales information to the second electronic terminal;
After the first sale information is transmitted to the second electronic terminal, when a payment request for the first used luxury goods is received from the second electronic terminal, the second electronic terminal pays for the first used luxury goods Transmitting a message requesting to transmit payment method information for;
When the first payment method information is received from the second electronic terminal, after performing user authentication for the second member, processing the payment for the first used luxury goods based on the first payment method information ;
After the payment for the first used luxury goods is processed, as the second member receives the first used luxury goods, the second electronic terminal indicates that the second member has received the first used luxury goods sending a message requesting to photograph the first used luxury goods at the first target point to the second electronic terminal in order to judge whether the first used luxury goods are genuine or not, when a receipt completion message is received ;
As the second member uses the camera mounted on the second electronic terminal to photograph the first used luxury product at the first target point, when a second photographed image is received from the second electronic terminal, the second 1 applying the second photographed image to a deep learning discrimination model as an input to judge whether the first used luxury goods are genuine or not;
When the first used luxury goods are judged to be genuine, the transaction of the first used luxury goods is processed as normally completed, and then account information for receiving the remittance amount according to the first selling price information to the first electronic terminal transmitting a message requesting to be transmitted; and
When first account information is received from the first electronic terminal, remitting the amount according to the first selling price information to an account according to the first account information;
A method of operating a used luxury trading platform service server comprising a. delete delete 7. The method of claim 6,
The step of processing the payment for the first used luxury goods is
A plurality of different authentication matrices corresponding to each member, shared in advance with the electronic terminal of each of the plurality of members - Each of the plurality of authentication matrices is a matrix of size nxn (n is a natural number equal to or greater than 2) , t (t is a natural number greater than or equal to 2 and less than n ² ) randomly selected among n ² components constituting each authentication matrix are designated as random odd values, and the remaining n ² -t components are random. designated as an even value - maintaining this stored authentication matrix storage;
generating an authentication event for performing user authentication for the second member when the first payment method information is received from the second electronic terminal;
When the authentication event occurs, after selecting a first authentication matrix corresponding to the second member from the authentication matrix storage unit, each of the components constituting the first authentication matrix in the first authentication matrix generating an nxn-sized permutation matrix composed of components '0' and '1' by substituting a result value obtained when a modulo-2 operation is performed on the component;
when the permutation matrix is generated, randomly generating t authentication codes and n ² -t dummy codes;
When the t authentication codes and the n ² -t dummy codes are generated, the t is located at each of the points where the '1' component among the n ² components constituting the permutation matrix is located in the permutation matrix. generating an encryption matrix of size nxn by inserting authentication codes one by one and inserting the n ² -t dummy codes one at a time at each of n ² -t points where a component of '0' is located;
When the encryption matrix is generated, while transmitting the encryption matrix to the second electronic terminal, the t authentication codes are extracted from the n ² components constituting the encryption matrix and fed back to the used luxury trading platform service server sending a feedback command instructing to do; and
After the encryption matrix and the feedback command are transmitted to the second electronic terminal, in response to the feedback command from the second electronic terminal, t authentication components among n ² components constituting the encryption matrix - The t authentication components are components located at a point corresponding to a point where a component of '1' in the permutation matrix is located among n ² components constituting the encryption matrix - When extracted and fed back, The t authentication components are compared with the t authentication codes, and when it is confirmed that the t authentication components match all of the t authentication codes, user authentication for the second member is completed. step to do
Method of operation of a used luxury trading platform service server comprising a. 10. The method of claim 9,
The second electronic terminal is
The first authentication matrix is pre-stored in a memory, and when the encryption matrix and the feedback command are received from the used luxury trading platform service server, the components constituting the first authentication matrix in the first authentication matrix By substituting each component with a result value obtained by performing a modulo-2 operation on each component, the permutation matrix is generated, and a Hadamard product between the encryption matrix and the permutation matrix is calculated to have an nxn size. After generating an operation matrix ^of Method of operation of a used luxury trading platform service server, characterized in that. A computer-readable recording medium recording a computer program for executing the method of any one of claims 6, 9 or 10 through combination with a computer. A computer program stored in a storage medium for executing the method of any one of claims 6, 9 or 10 in combination with a computer.

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