TW202203129A - System and method for evidencing and verifying insurance policy through third-party block-chain - Google Patents

Abstract

A system and a method for evidencing and verifying an insurance policy through a third-party block-chain are provided. By generating an identification and a characteristic data of a target file by a platform, obtaining the identification and the characteristic data by an evidence server, obtaining an index data after publishing an evidenced data generated by the characteristic data to a block-chain by a block-chain server, storing the index data according to the identification by the evidence server, obtaining the index data based on the identification by the platform, and using a verification data obtained from the block-chain server to verify the evidenced data obtained from the block-chain in accordance with the index data for generating verified result by the platform, the system and the method can improve credibility of electronic files, and can achieve the effect of avoid disputed contents of electronic file between both parties.

Description

System and method for policy deposit and verification through third-party blockchain

An electronic policy deposit and verification system and method, especially a system and method for policy deposit and verification through a third-party blockchain.

Because the preservation of paper documents requires a suitable environment, otherwise the paper documents are easily damaged, and in addition to environmental factors, paper documents also need space to be preserved, so the preservation of paper documents requires a certain cost.

With the rapid development of information processing technology and communication technology, electronic files are not easily damaged due to environmental factors, and almost no storage space is required, which has resulted in a trend of gradually changing paper files into electronic files. However, relatively, electronic documents are easier to be stolen, tampered with, or forged than paper documents, that is, the security of electronic documents is also lower than that of paper documents. Many people and many enterprises are very concerned about the security of electronic documents. sexual issues. Therefore, the security of the electronic document can be ensured by encrypting the electronic document to prevent the theft of the electronic document, and the digital signature can be used to ensure the correctness of the electronic document forgery or tampering.

However, for some documents, such as documents that require the owner to confirm the content, such as contracts, insurance policies, etc., the use of paper forms is still far more than the use of electronic forms. This is usually because over time, the owner of an electronic document cannot directly confirm whether the document has been tampered with or forged, and therefore, the content is still recorded using traditional paper documents where modifications are easily found.

To sum up, it can be seen that in the prior art, the owner of the electronic file cannot trust whether the electronic file has been tampered or forged for a long time. Therefore, it is necessary to propose an improved technical means to solve this problem.

In view of the problem in the prior art that the owner of an electronic document cannot trust whether the electronic document has been tampered with or forged, the present invention discloses a system and method for policy deposit and verification through a third-party blockchain, wherein:

The system for depositing a policy certificate through a third-party blockchain disclosed in the present invention at least includes: a platform host for obtaining a target file, generating characteristic data according to the target file, and storing identification data and characteristic data of the target file ; The certificate server, which is used to obtain identification data and characteristic data; the public chain server, which further includes: a processing module, which is used to receive the characteristic data sent by the certificate server, and generate the certificate data according to the characteristic data; The block chain module is used to generate block data including the certificate data, publish the block data to the block chain, and obtain the index data of the certificate data in the block chain; wherein, the processing module further It is used to store the index data and the certificate data, and send the index data to the certificate server, so that the certificate server can store the index data according to the identification data.

The system for policy verification through a third-party blockchain disclosed in the present invention at least includes: the platform host inquires about the index data according to the identification data of the target file, and transmits the index data to the public chain server, so that the processing module can inquire according to the index data The certificate data and the verification data sent by the public chain server are used to receive the certificate data from the blockchain according to the index data, and the certificate data is verified according to the verification data to generate the verification result.

The method for depositing a policy certificate through a third-party blockchain disclosed in the present invention includes at least the following steps: the platform host obtains the target file, and generates characteristic data according to the target file; the platform host stores the identification data and characteristic data of the target file; The certificate server obtains the identification data and characteristic data, and transmits the characteristic data to the public chain server; the public chain server generates the certificate data according to the characteristic data; the public chain server generates the block data including the certificate data; the public chain server Publish the block data to the blockchain, and obtain the index data of the storage data in the blockchain; the public chain server stores the index data and the storage data, and transmits the index data to the storage server; the storage server The device stores the index data according to the identification data.

The method for policy verification through a third-party blockchain disclosed in the present invention includes at least the following steps: the platform host inquires about the index data according to the identification data of the target file; the platform host transmits the index data to the public chain server; The index data queries the verification data and sends the verification data to the platform host; the platform host obtains the certificate data from the blockchain according to the index data, and verifies the certificate data according to the verification data to generate the verification result.

The system and method disclosed in the present invention are as above, and the difference between the system and the prior art is that after the present invention obtains the identification data and characteristic data generated by the platform host through the certificate server, the public chain server will generate the data based on the characteristic data. The certificate data is released to the blockchain and the index data is obtained, and the certificate server stores the index data according to the identification data, so that the platform host can obtain the index data according to the identification data, and based on the verification data obtained through the public chain server Verification of the evidence-based data obtained through the index data to generate verification results, in order to solve the problems existing in the prior art, and to achieve the technical effect of avoiding disputes between the two parties on the content of the electronic document.

The features and implementations of the present invention will be described in detail below in conjunction with the drawings and examples, and the content is sufficient to enable any person skilled in the relevant art to easily and fully understand the technical means applied to solve the technical problems of the present invention and implement them accordingly, thereby achieving The effect that the present invention can achieve.

The present invention can provide a platform host (certificate storage platform) for data storage by a third party other than the provider and receiver of the data through the block chain, and the platform host can also provide verification of the stored data.

The following first takes "Figure 1A" the system architecture diagram of the policy deposit through the third-party blockchain proposed by the present invention and "Figure 1B" the system architecture of the policy verification through the third-party blockchain proposed by the present invention. Figure to illustrate the system operation of the present invention. As shown in "Fig. 1A" and "Fig. 1B", the system of the present invention includes a data server 110, a platform host 120, a certificate server 130, and a public chain server 150. Among them, the data server 110, the platform host 120, the certificate server 130, and the public chain server 150 are usually one computing device (such as a server) or composed of multiple computing devices (such as combining different modules, components or Entities are spread across different computing devices connected by wired or wireless networks or multiple computing devices for load balancing).

The computing device mentioned in the present invention includes, but is not limited to, one or more processors, one or more memory modules, and hardware components such as bus bars connecting different hardware components (including memory modules and processors). . Through the multiple hardware components included, the computing device can load and execute the operating system, so that the operating system runs on the computing device, and can also execute software or programs. In addition, the computing device also includes a housing, and each of the above-mentioned hardware components is disposed in the housing.

The bus of the computing device mentioned in the present invention may include one or more types, such as a data bus, an address bus, a control bus, an extended function bus ( expansion bus), and/or local bus type bus. The bus bars of computing equipment include, but are not limited to, Industry Standard Architecture (ISA) bus bars, Peripheral Component Interconnect (PCI) bus bars, Video Electronics Standards Association (VESA) bureaus Domain bus, as well as serial Universal Serial Bus (USB), Express Peripheral Component Interconnect (PCI Express, PCI-E/PCIe) bus, etc.

The processor of the computing device of the present invention is coupled to the bus. The processor contains a register bank or register space, which may be located entirely on the processing die, or wholly or partially located off the processing die and via dedicated electrical connections and/or coupled to the processor via a bus. A processor may be a processing unit, microprocessor or any suitable processing element. If the computing device is a multi-processor device, that is, the computing device includes multiple processors, the processors included in the computing device are all the same or similar, and are coupled and communicated through a bus. A processor can interpret a computer instruction or a series of multiple computer instructions to perform specific operations or operations, such as mathematical operations, logical operations, data comparison, copy/move data, etc., so as to drive other hardware components in the computing device Or run the operating system or execute various programs and/or modules.

Computing devices usually also contain one or more chipsets. The processor of the computing device may be coupled to the chip set or electrically connected to the chip set through a bus bar. Chipset is composed of one or more integrated circuits (Integrated Circuit, IC), including memory controller and peripheral I/O controller, that is to say, memory controller and peripheral I/O controller The device may be included in one integrated circuit or implemented using two or more integrated circuits. Chip sets usually provide I/O and memory management functions, and provide a plurality of general-purpose and/or special-purpose registers, timers, etc., wherein the above-mentioned general-purpose and/or special-purpose registers and timers can be coupled or One or more processors electrically connected to the chipset are accessed or used.

The processor of the computing device can also access data in the memory modules and mass storage areas installed on the computing device through the memory controller. The above-mentioned memory modules include any type of volatile memory (volatile memory) and/or non-volatile memory (NVRAM), such as Static Random Access Memory (SRAM) , Dynamic random access memory (Dynamic Random Access Memory, DRAM), read-only memory (Read-Only Memory, ROM), flash memory (Flash memory), etc. The above-mentioned mass storage area can include any type of storage device or storage medium, such as hard disk drive, optical disc, flash drive, memory card, Solid State Disk , SSD), or any other storage device, etc. That is, the memory controller can access data in static random access memory, dynamic random access memory, flash memory, hard disk drive, and solid state hard disk.

The processor of the computing device can also connect and communicate with peripheral devices or interfaces such as peripheral output devices, peripheral input devices, communication interfaces, and GPS receivers through peripheral I/O buses through peripheral I/O controllers. The peripheral input device can be any type of input device, such as keyboard, mouse, trackball, touchpad, joystick, etc. The peripheral output device can be any type of output device, such as a monitor, printer, etc., the peripheral input device The peripheral output device can also be the same device, such as a touch screen. The communication interface may include a wireless communication interface and/or a wired communication interface, and the wireless communication interface may include support for infrared, near-field communication (NFC), Bluetooth, wireless local area networks (such as Wi-Fi, Zigbee, etc.), 3G/4G/5G and other mobile communication network (cellular network) or other wireless data transmission protocol interface, wired communication interface can be Ethernet device, DSL modem, cable (Cable) modem, asynchronous transmission Mode (Asynchronous Transfer Mode, ATM) devices, or optical fiber communication interfaces and/or components, etc. The processor can periodically poll various peripheral devices and interfaces, so that the computing device can input and output data through various peripheral devices and interfaces, and can also communicate with another computing device having the hardware components described above. communication.

Please return to "Figure 1A", between the data server 110 and the platform host 120, between the data server 110 and the certificate server 130, between the data server 110 and the public chain server 150, between the platform host 120 and the certificate server The servers 130, the platform host 120 and the service host 101, and the certificate server 130 and the public chain server 150 can all be connected through wired or wireless networks, so as to transmit data or signals to each other, and Receive data or signals sent by the other party. The above-mentioned wired network includes but is not limited to Ethernet network or optical fiber network, etc.; the above-mentioned wireless network such as mobile communication network, wireless local area network, bluetooth, infrared, near field communication, etc., but the present invention does not use this limited.

The data server 110 may store data. Generally speaking, the data server 110 can provide a database for storing data, but the invention is not limited to this. The data server 110 can provide different databases for different computing devices to access, for example, provide the certificate database 113 for the platform host 120 and the certificate server 130 to access, and provide the public chain database 115 to the public chain server 150 access, but the present invention is not limited to this, for example, the data server 110 can also provide only one database for the platform host 120 , the certificate server 130 and the public chain server 150 to use.

The data server 110 can receive record data and query data sent by the platform host 120 , the certificate server 130 , and the public chain server 150 . The record data includes the data items to be stored; the query data includes the data items to be satisfied and the data items to be read. In some embodiments, the record data and query data may also include database identification data and/or data table identification data of the database storing the data item. Wherein, the identification data of the database/data table is usually the name of the database/data table, but the present invention is not limited to this.

The data server 110 may also store data items in the log data. When the record data includes database identification data and data table identification data, the data server 110 may select a specific data table in the corresponding database to store each of the recorded data according to the database identification data and/or the data table identification data. When the record data does not include database identification data or data table identification data, the data server 110 may store the data items in the record data into a predetermined data table in a predetermined database. However, the way the data server stores data items is not limited to the above.

The data server 110 may also search for a record that is the same or consistent with the data item to be satisfied, and read the data item to be read from the searched record. Similar to the above, when the record data includes the database identification data and the data table identification data, the data server 110 can select and search for a specific data table in the corresponding database according to the database identification data and/or the data table identification data. ; and when the record data does not contain database identification data or data table identification data, the data server 110 may search for a predetermined data table in a predetermined database. However, the way the data server reads data items is not limited to the above.

The platform host 120 is responsible for obtaining the target file (ie, the file to be archived). The platform host 120 may receive the signed original file sent by the service host 101 to obtain the target file, and the platform host 120 may also sign the unsigned original file sent by the service host 101 to generate the target file.

In some embodiments, the platform host 120 may also re-sign the obtained target file signed by the service host 101 or the platform host 120, and use the re-signed target file as a new target file for processing. this invention.

The platform host 120 is also responsible for generating characteristic data according to the obtained target file. Generally speaking, the platform host 120 can perform specific operations on the target file to generate characteristic data. The above-mentioned specific operation can be a hash operation, or it can be a specific bit or byte group in the target file to be read and then the read bits or byte groups are arranged in a predetermined order, but the present invention does not use This is limited.

The platform host 120 is also responsible for generating the identification data of the acquired target file. For example, the platform host 120 can generate the identification data of the target file by using the serial number, date and time, file hash value, etc., but the invention is not limited to this.

The platform host 120 is also responsible for generating record data including data items such as identification data and feature data, and transmits the generated record data to the data server 110 . The record data generated by the platform host 120 may not only include data items, but may also include database identification data and/or data table identification data for storing data records.

The platform host 120 is also responsible for providing the generated identification data to the certificate server 130 . Generally speaking, the platform host 120 can provide the identification data to the certificate server 130 through an application programming interface (API) provided by the certificate server 130 , but the invention is not limited thereto. In addition to providing identification data to the certification server 130, the platform host 120 can also provide one or more data items in the generated record data to the certification server 130. For example, the platform host 120 can also provide each After the item name of the data item and the corresponding data content are written into the file, the file written in the data item is sent to the certificate server 130 .

The platform host 120 can obtain the identification data of the target file sent by the client 190, and can query the corresponding index data according to the identification data of the target file. The platform host 120 may generate query data including the identification data, and transmit the generated query data to the data server 110 , so as to query the index data corresponding to the identification data of the target file through the data server 110 .

The platform host 120 can also transmit the obtained index data to the public chain server 150 through an application programming interface (API) provided by the public chain server 150 , and can receive the verification data transmitted by the public chain server 150 through the API.

The platform host 120 can also obtain the corresponding certificate data from the blockchain 400 according to the obtained index data, and verify the certificate data obtained from the blockchain 400 according to the verification data obtained from the public chain server 150 to generate the corresponding certificate data. corresponding verification results. For example, the platform host 120 can compare whether the verification data and the storage data are the same to generate a verification result, or can execute a pre-installed/stored verification program to perform operations on the verification data and/or the storage data to generate a verification result, but the platform host The method of verifying the evidence-based data based on the verification data is not limited to the above.

The certificate server 130 is responsible for obtaining the identification data generated by the platform host 120 . Generally speaking, the certificate server 130 can provide a set of application programming interfaces (APIs), and can receive the identification data of the target files transmitted by the platform host 120 through the provided APIs. In fact, the application programming interface provided by the certificate server 130 can provide the platform host 120 to transmit the event data when transmitting the identification data of the target file. The above event data includes but is not limited to data table identification data, field identification data (usually field name), action type, etc.

The certificate server 130 is also responsible for obtaining the characteristic data generated by the platform host 120 . The certificate server 130 can generate inquiry data including the received identification data, and can transmit the inquiry data to the data server 110, so as to inquire through the data server 110 and store the received identification data as the same record. characteristic data. Wherein, the query data may also include some event data, such as data table identification data, field identification data, etc., but the present invention is not limited to this. In some embodiments, the authentication server 130 can also provide the platform host 120 to transmit the characteristics through the API, but the manner in which the authentication server 130 obtains the identification data and the characteristic data is not limited to the above.

The certificate server 130 is also responsible for transmitting the acquired characteristic data to the public chain server 150 through a wired or wireless network. The certificate server 130 is also responsible for receiving the index data sent by the public chain server 150 .

The certificate server 130 is also responsible for storing the index data sent by the public chain server 150 according to the identification data sent by the platform host 120 . For example, the certificate server 130 may generate log data including identification data and index data, and transmit the log data to the data server 110 for storing the identification data and index data.

The public chain server 150 is responsible for generating the certificate data, and publishing the generated certificate data to the blockchain 400 . The public chain server 150 may include a processing module 151 and a blockchain module 153, but the present invention is not limited thereto.

The processing module 151 is responsible for receiving the characteristic data sent by the certificate server 130 and generating the certificate data according to the received characteristic data. The processing module 151 can use a specific operation on the feature data to generate the evidence data; the processing module 151 can also first obtain the target file or related data of the target file according to the feature data, and then use a specific operation on the obtained target file or related data. Credentials are generated.

The processing module 151 is also responsible for transmitting the generated certificate data and the index data obtained by the blockchain module 153 to the certificate server 130, and is responsible for storing the certificate data and the index data. For example, the processing module 151 may generate log data including the record data and index data, and transmit the generated record data to the data server 110 to store the record data and the index data.

The processing module 151 can receive the index data sent by the platform host 120, and query the data server 110 for verification data according to the received index data. For example, the processing module 151 may generate query data including the index data, and transmit the generated query data to the data server 110 to query the verification data corresponding to the index data through the data server 110 .

The blockchain module 153 is responsible for obtaining the certificate data generated by the processing module 151 , and is responsible for generating block data including the obtained certificate data, and publishing the generated block data to the blockchain 400 . The manner in which the block chain module 153 generates data blocks and publishes the data blocks to the block chain is the same as the conventional one, so it will not be described further.

The block chain module 153 is also responsible for obtaining the index data of the certificate data published in the block chain 400 after the block data is published to the block chain 400 . The index data obtained by the blockchain module 153 includes, but is not limited to, the index value of the block data including the attestation data in the blockchain 400 and the sequence of the attestation data in the block data including the attestation data.

Next, an embodiment is used to explain the operation system and method of the present invention, and please refer to "Fig. 2A" for the flow chart of the method for depositing a policy certificate through a third-party blockchain proposed by the present invention. In this embodiment, it is assumed that the service host 101 is provided by an insurance company, but the present invention is not limited thereto.

When the insurance company needs to store the electronic policy signed with the policyholder through a third party, the service host 101 can transmit the electronic policy signed with the policyholder to the platform host 120, so that the platform host 120 obtains the target file (step 201). In this embodiment, it is assumed that the service host 101 can choose whether to sign the original electronic policy, and if so, the service host 101 can use the private key applied by the insurance company to sign the original electronic policy to generate a value containing the signature After the electronic policy is generated, the generated electronic policy including the signature value is transmitted to the platform host 120, so that the platform host 120 obtains the electronic policy (target file) including the signature value; and if the service host 101 chooses to let the platform host 120 When the original electronic policy is not signed, the service host 101 may transmit the original electronic policy to the platform host 120. After receiving the original electronic policy, the platform host 120 may The e-policy signed by the e-policy to generate an e-policy containing the signature value, so that the platform host 120 obtains the e-policy (target file) containing the signature value. In addition, after obtaining the electronic policy containing the signature value, the platform host 120 may re-sign the electronic policy containing the signature value, and use the electronic policy containing the two signature values as the final target file.

After the platform host 120 obtains the target file (step 201 ), the platform host 120 can generate feature data according to the obtained target file, and store the generated feature data and the identification data of the target file in the data server 110 (step 210 ). ). In this embodiment, it is assumed that the platform host 120 can perform hash operation on the target file to generate a hash value, and use the generated hash value as characteristic data; and it is assumed that the data server 110 can provide the certificate database 113 to the platform host 120 The identification data obtained by the platform host 120 and the generated feature data are stored. For example, the platform host 120 can generate a record including the identification data and the feature data, and store the record in the MyTable data table of the evidence database 113 , so that the identification data and characteristic data are stored in the fields of MyID and MyCharacteristic respectively.

After the platform host 120 stores the identification data and feature data of the target file, the certificate server 130 can obtain the identification data and feature data generated by the platform host 120, and can transmit the obtained feature data to the public chain server 150 ( step 220). In this embodiment, it is assumed that the certification server 130 can provide an API in the form of a web page, and the platform host 120 can use the API provided by the certification server 130 to transmit the identification data of the target file and other event data to the POST method. The certificate server 130, wherein the event data includes the identification data of the data table, the identification data of the field (including the field of recording characteristic data), and the event action type. After receiving the identification data and the event data sent by the platform host 120 through the API, the certificate server 130 can obtain the name of the data table and the data table identification data in the event data in the certificate database 113 provided by the data server 110 In the same data table, the field name and the field identification data in the event data are the same as the field identification data. For example, when the event data contains the data table identification data of MyTable and the field identification data of MyCharacteristic, the The authentication server 130 can read the characteristic data from the column MyCharacteristic in the data table named MyTable.

After the processing module 151 of the public chain server 150 receives the characteristic data sent by the certificate server 130, the certificate data can be generated according to the received characteristic data (step 230). In this embodiment, it is assumed that the processing module 151 can perform hash operation on the feature data again to generate the evidence data.

After the public chain server 150 generates the certificate data, the blockchain module 153 of the public chain server 150 can generate a data block containing the certificate data (step 241 ), and can publish the generated data block to In the block chain 400, and after the data block containing the proof data is successfully published, the index data of the proof data in the block chain 400 can be obtained (step 245). In the present embodiment, the index data obtained by the blockchain module 153 includes the index value of the block data recording the evidence data in the blockchain 400 and the index value of the evidence data in the block data recording the evidence data. order.

After the public chain server 150 obtains the index data of the certificate data in the blockchain 400 (step 245 ), the processing module 151 of the public chain server 150 can store the certificate data and the index data in the data server 110 (step 250). In this embodiment, the data server 110 can provide the public chain database 115 for the public chain server 150 to store certificate data and index data.

Similarly, after the public chain server 150 obtains the index data of the certificate data in the blockchain 400 (step 245 ), the processing module 151 of the public chain server 150 can return the obtained index data to the certificate server 130 (step 261). The processing module 151 sends the index data back to the certificate server 130 (step 261 ) and stores the certificate data and the index data in the data server 110 (step 250 ) without a sequential relationship, that is to say, The processing module 151 may also send the index data back to the certificate server 130 (step 261 ), and then store the certificate data and the index data in the data server 110 (step 250 ).

After the certification server 130 receives the index data sent by the public chain server 150, it can store the received index data in the data server 110 according to the identification data of the target file received from the platform host 120 (step 265). ). In this embodiment, it is assumed that the certificate server 130 can write the index data into the MyIndex field in the MyTable data table in the certificate database 113, wherein the certificate server 130 can use the syntax of update to store the index data. The MyID field of the MyTable data table is updated to store records with the same identification data.

After the certification server 130 stores the index data, an execution result indicating successful completion can be sent back to the platform host 120 through the API used by the platform host 120 . In this way, through the present invention, the service host 101 provided by the insurance company can store the electronic insurance policy signed with the policyholder through the third-party platform host 120 .

Next, please continue to refer to "Figure 2B" the flow chart of the method for policy verification through the third-party blockchain proposed in the present invention.

When the policyholder needs to verify the electronic policy signed with the insurance company, the policyholder can operate the client 190 to upload the electronic policy to the platform host 120 . After the platform host 120 receives the electronic policy (target file) transmitted by the client 190 , which can generate the identification data of the electronic policy.

Afterwards, the platform host 120 can query the index data from the data server 110 according to the generated identification data, and can transmit the queried index data to the public chain server 150 (step 270 ). In this embodiment, the platform host 120 can query the index data stored in the MyIndex field in the record whose MyID field contains the same identification data from the MyTable data table of the certificate database 113 , and can use the public chain server 150 to query the index data stored in the MyIndex field of the record. The provided API transmits the queried index data to the public chain server 150 .

After the processing module 151 of the public chain server 150 receives the index data sent by the platform host 120, it can query the verification data in the data server 110 according to the received index data (step 280), and can query the data obtained by the query. The verification data is sent back to the platform host 120 . In this embodiment, the processing module 151 can query the certificate data in the record containing the same index data from the specific data table of the public chain database 115 provided by the data server 110, and use the queried certificate The data is used as verification data, and the queried verification data is returned to the platform host 120 by the API used by the platform host 120 .

Also, after the platform host 120 queries the data server 110 for the index data according to the generated identification data, the platform host 120 can obtain the certificate data from the blockchain 400 according to the searched index data (step 291 ). In this embodiment, that is, firstly, according to the index value of the block data recorded in the index data in the blockchain 400, after obtaining the data block of the record data from the blockchain 400, and then according to the index value in the index data The sequence of the recorded data in the block data is read from the data in the block data.

After the platform host 120 receives the verification data returned by the public chain server 150 and obtains the certificate data from the blockchain 400, the platform host 120 can verify the certificate data according to the verification data (step 295). In this embodiment, it is assumed that the platform host 120 can execute a verification program, so that the verification program can generate a corresponding verification result according to the verification data and the certificate data, and can transmit the verification result back to the client 190, so that the client 190 can display the verification result .

In this way, through the present invention, the policyholder can verify the electronic policy provided by the insurance company through the third-party platform host 120, so as to confirm whether the electronic policy held by the policyholder is consistent with the content of the electronic policy held by the insurance company Whether it is the same or not, to avoid the content of the electronic policy held by the policyholder and the electronic policy held by the insurance company being different.

To sum up, it can be seen that the difference between the present invention and the prior art is that after the identification data and feature data generated by the platform host are obtained by the certification server, the public chain server will generate the certification data according to the feature data. Publish to the blockchain and obtain the index data, and the certificate storage server stores the index data according to the identification data, so that the platform host can obtain the index data according to the identification data, and verify the pass index according to the verification data obtained through the public chain server The technical means of generating verification results from the data obtained from the evidence-based data, this technical means can solve the problem that the owner of the electronic document existing in the prior art cannot trust whether the electronic document has been tampered with or forged, and thus achieves the goal of avoiding mutual trust between the two parties on the electronic document. The content of the document has a controversial technical effect.

Furthermore, the method for depositing and verifying policy through a third-party blockchain of the present invention can be implemented in hardware, software, or a combination of hardware and software, and can also be implemented in a computer system in a centralized manner or in different ways. A decentralized implementation in which components are spread across several interconnected computer systems.

Although the embodiments disclosed in the present invention are as above, the above-mentioned contents are not intended to directly limit the scope of the patent protection of the present invention. Any person with ordinary knowledge in the technical field to which the present invention pertains, without departing from the spirit and scope disclosed by the present invention, makes slight modifications to the form and details of the implementation of the present invention, all belong to the patent protection of the present invention Scope. The scope of patent protection of the present invention shall still be defined by the appended patent application scope.

101: Service Host 110:Data server 113: Evidence database 115: Public chain database 120: Platform host 130: Evidence server 150: Public chain server 151: Processing modules 153: Blockchain Module 190: Client 400: Blockchain Step 201: The platform host obtains the target file Step 210: The platform host generates characteristic data according to the target file, and stores the identification data and characteristic data of the target file Step 220: The certificate storage server obtains the identification data and characteristic data, and transmits the characteristic data to the public chain server Step 230: The public chain server generates certificate data according to the characteristic data Step 241: The public chain server generates block data including the certificate data Step 245: The public chain server publishes the block data to the block chain, and obtains the index data of the certificate data in the block chain Step 250: The public chain server stores the index data and the certificate data Step 261: The public chain server sends the index data to the certificate server Step 265: The certificate server stores the index data according to the identification data Step 270: The platform host queries the index data according to the identification data, and sends the index data to the public chain server Step 280: The public chain server queries the verification data according to the index data, and transmits the certificate data to the platform host Step 291: The platform host obtains the certificate data from the blockchain according to the index data Step 295: The platform host verifies the certificate data according to the verification data to generate a verification result

Figure 1A is a system architecture diagram of a third-party blockchain for policy deposit according to the present invention. Figure 1B is a system architecture diagram of the third-party blockchain for policy verification proposed by the present invention. Figure 2A is a flowchart of the method for depositing a policy through a third-party blockchain proposed by the present invention. Figure 2B is a flow chart of the method for policy verification through a third-party blockchain proposed by the present invention.

Step 201: The platform host obtains the target file

Step 210: The platform host generates characteristic data according to the target file, and stores the identification data and characteristic data of the target file

Step 220: The certificate storage server obtains the identification data and characteristic data, and transmits the characteristic data to the public chain server

Step 230: The public chain server generates certificate data according to the characteristic data

Step 241: The public chain server generates block data including the certificate data

Step 245: The public chain server publishes the block data to the block chain, and obtains the index data of the certificate data in the block chain

Step 250: The public chain server stores the index data and the certificate data

Step 261: The public chain server sends the index data to the certificate server

Step 265: The certificate server stores the index data according to the identification data

Claims (10)

A system for policy deposit through a third-party blockchain, the system at least includes: a platform host for obtaining a target file, generating a feature data according to the target file, and storing an identification data of the target file and the feature data; a depository server for obtaining the identification data and the characteristic data; and A public chain server, which further includes: a processing module for receiving the characteristic data sent by the certificate server, and generating a certificate data according to the characteristic data; and a block chain module for generating block data including the certificate data, publishing the block data to a block chain, and obtaining an index of the certificate data in the block chain material; The processing module is further configured to store the index data and the certificate data, and transmit the index data to the certificate server, so that the certificate server stores the index data according to the identification data. The system for depositing policy certificates through a third-party blockchain as described in claim 1, wherein the depository server receives the identification data sent by the platform host, and reads the characteristic data according to the identification data. The system for policy depository via a third-party blockchain as described in claim 1, wherein the processing module generates the depository data by using a specific operation on the characteristic data or obtains one of the target files according to the characteristic data. data and use a specific operation to generate the depository data according to the relevant data. The system for depositing insurance policies through a third-party blockchain as described in claim 1, wherein the system further comprises a service host for signing an original file to generate the target file and transmitting the target file to the platform The host makes the platform host receive the target file, or transmits the original file to the platform host, so that the platform host signs the received original file to generate the target file. A system for policy verification through a third-party blockchain, in cooperation with the platform host and the public chain server of request item 1, wherein the platform host is further configured to query the index data according to the identification data, and transmit the index data to the public chain server, so that the processing module queries the certificate data according to the index data, and receives a verification data sent by the public chain server, and obtains a certificate from the block chain according to the index data The depository data, and verifying the depository data according to the verification data to generate a verification result. A method for depositing a policy through a third-party blockchain, the method at least includes the following steps: A platform host obtains a target file, and generates a feature data according to the target file; the platform host stores an identification data of the target file and the characteristic data; A certificate deposit server obtains the identification data and the characteristic data, and transmits the characteristic data to a public chain server; The public chain server generates a certificate data according to the characteristic data; The public chain server generates a block data including the certificate data; The public chain server publishes the block data to a block chain, and obtains an index data of the certificate data in the block chain; the public chain server stores the index data and the depository data, and transmits the index data to the depository server; and The certification server stores the index data according to the identification data. The method for depositing a policy through a third-party blockchain as described in claim 6, wherein the depositing server obtains the identification data and the characteristic data for the depositing server to receive the information sent by the platform host. Identification data, and read the characteristic data according to the identification data. The method for depositing a policy certificate through a third-party blockchain as described in claim 6, wherein the step of generating the depository data by the public chain server according to the characteristic data is for the public chain server to use a specific operation on the characteristic data The certificate data is generated or the public chain server obtains one of the relevant data of the target file according to the characteristic data, and uses a specific operation to generate the certificate data according to the relevant data. The method for depositing a policy through a third-party blockchain as described in claim 6, wherein the step of the platform host obtaining the target file further comprises that the platform host receives the target file signed by a service host or will be received from The step of signing the target file of the service host to generate the target file. A method for policy verification through a third-party blockchain, in cooperation with the steps of claim 6, the method at least includes the following steps: The platform host queries the index data according to the identification data; The platform host sends the index data to the public chain server; The public chain server queries a verification data according to the index data and transmits the verification data to the platform host; and The platform host obtains the certificate data from the blockchain according to the index data, and verifies the certificate data according to the verification data to generate a verification result.

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