CN115758423A

CN115758423A - Block chain-based endowment guarantee data transmission method, device, equipment and medium

Info

Publication number: CN115758423A
Application number: CN202211511403.3A
Authority: CN
Inventors: 李新星
Original assignee: Taikang Insurance Group Co Ltd; Taikang Pension Insurance Co Ltd
Current assignee: Taikang Insurance Group Co Ltd; Taikang Pension Insurance Co Ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-03-07

Abstract

The application relates to the technical field of block chains, and provides a block chain-based endowment guarantee data transmission method, device, equipment and medium, which are applied to a management system platform, wherein a plurality of block chains are deployed on the management system platform; the method comprises the following steps: responding to touch operation of a user, generating a request for creating a first block chain, and creating the first block chain based on the request and a predefined algorithm; the first block chain is sent to the Internet of things equipment; receiving endowment guarantee data uploaded by the Internet of things equipment, carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm, generating an encrypted data transmission packet, and carrying out signature verification; the data transmission package passing signature verification is obtained, the data transmission package is stored in a second block chain in the handling system platform, and the first block chain is deleted, so that trusted circulation is achieved, illegitimate committal is reduced, data transmission is conducted through the application block chain, data transmission efficiency and credibility are effectively improved, and the possibility of data tampering and data distortion is reduced.

Description

Block chain-based endowment guarantee data transmission method, device, equipment and medium

Technical Field

The application relates to the technical field of block chains, in particular to a block chain-based endowment guarantee data transmission method, device, equipment and medium.

Background

With the progress and continuous development of society, personal insurance awareness of the public is rapidly improved, insurance becomes a very important part in human life, and long-term care insurance becomes an important risk along with the increasing aging, and the long-term care insurance provides health insurance for providing nursing service item cost compensation for insureds who need long-term care due to aging, diseases, disabilities and the like, wherein incapability registration and evaluation of physical conditions of the insured people are very important links.

In the prior art, a participator or an agent thereof generally makes an application to a nursing management organization, and the medical management organization entrusts a disability evaluation organization to arrange professional personnel for evaluation so as to determine whether the disability personnel pass the evaluation.

However, when the field disability review is performed, because the files are transmitted manually or the corresponding data is transmitted by using a handling system, the data transmission efficiency is low, the credibility is poor, and the problems of committing illegalities for data, tampering, data distortion and the like easily occur.

Disclosure of Invention

The application provides a block chain-based endowment guarantee data transmission method, device, equipment and medium, and can solve the problems that data transmission efficiency is low, credibility is poor, and illegitimate, falsification and data distortion of data are easy to occur when field disability review is performed.

In a first aspect, the application provides a block chain-based endowment guarantee data transmission method, which is applied to a management system platform, wherein the management system platform is provided with a plurality of block chains; the method comprises the following steps:

generating a request for creating a first block chain in response to a touch operation of a user, and creating the first block chain based on the request and a predefined algorithm;

the first block chain is issued to the Internet of things equipment, so that the first block chain collects endowment guarantee data provided by the Internet of things equipment;

receiving endowment guarantee data uploaded by the Internet of things equipment, carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm to generate an encrypted data transmission packet, and carrying out signature verification on the encrypted data transmission packet;

and acquiring a data transmission packet passing the signature verification, storing the data transmission packet passing the signature verification in a second block chain in the handling system platform, and deleting the first block chain.

Optionally, each blockchain includes a plurality of blockchain nodes; creating the first blockchain based on the request and a predefined algorithm, including:

acquiring signature identity IDs corresponding to a plurality of block chain link points in the first block chain, and performing identity verification of each block chain node based on the signature IDs and a signature algorithm;

creating the first blockchain with the authenticated blockchain link points based on the request.

Optionally, issuing the first block chain to the internet of things device includes:

acquiring an interface file address corresponding to each block link point according to the first block chain, and searching a corresponding application programming interface based on the interface file address;

and issuing the first block chain to the Internet of things equipment based on the application programming interface, wherein the first block chain is used for collecting endowment guarantee data based on a consensus algorithm.

Optionally, the internet of things device includes a block chain node configured to connect the first block chain and the second block chain; receiving endowment guarantee data uploaded by the Internet of things equipment, and carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm, wherein the encryption calculation comprises the following steps:

receiving endowment guarantee data uploaded by the Internet of things equipment based on a predefined transmission mode and block chain nodes built in the Internet of things equipment, and acquiring a data type corresponding to the endowment guarantee data;

and performing encryption calculation on the endowment guarantee data by adopting corresponding encryption algorithms aiming at the data types, wherein different data types correspond to different encryption algorithms.

Optionally, the signature verification is performed on the encrypted data transmission packet, and the signature verification includes:

carrying out Hash calculation on the encrypted data transmission packet to obtain a data fingerprint deposit certificate corresponding to the data transmission packet; each data transmission packet corresponds to a unique data fingerprint certificate;

processing the data transmission packet based on the data fingerprint evidence storage and group signature algorithm to obtain a data transmission confirmation file;

and carrying out signature verification on the data transmission confirmation file by using a signature algorithm.

Optionally, the storing the data transmission package passing the signature verification in the second block chain in the handling system platform includes:

acquiring a decryption algorithm corresponding to the data transmission packet passing signature verification;

and decrypting the data transmission packet passing the signature verification by using the decryption algorithm, and generating a confirmation request so that the second block chain in the handling system platform stores the decrypted data transmission packet based on the confirmation request.

Optionally, the method further includes:

acquiring a predefined intelligent contract rule, and searching whether an execution process is abnormal or not based on the intelligent contract rule; the execution flow is an execution step corresponding to the endowment guarantee data during transmission;

and if the execution flow is determined to be abnormal, determining an abnormal problem corresponding to the execution flow, and generating a corresponding early warning prompt based on the abnormal problem.

In a second aspect, the present application further provides a block chain-based endowment support data transmission device, which is applied to a management system platform, where the management system platform is deployed with a plurality of block chains; the device comprises:

the system comprises a creating module, a judging module and a judging module, wherein the creating module is used for responding to the touch operation of a user, generating a request for creating a first block chain, and creating the first block chain based on the request and a predefined algorithm;

the issuing module is used for issuing the first block chain to the Internet of things equipment so that the first block chain can collect the endowment guarantee data provided by the Internet of things equipment;

the verification module is used for receiving the endowment guarantee data uploaded by the Internet of things equipment, carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm, generating an encrypted data transmission packet, and carrying out signature verification on the encrypted data transmission packet;

and the storage module is used for acquiring the data transmission packet passing the signature verification, storing the data transmission packet passing the signature verification in a second block chain in the handling system platform, and deleting the first block chain.

In a third aspect, the present application further provides an electronic device, including: a processor, and a memory communicatively coupled to the processor;

the memory stores computer-executable instructions;

the processor executes computer-executable instructions stored by the memory to implement the method of any one of the first aspects.

In a fourth aspect, the present application also provides a computer-readable storage medium storing computer-executable instructions for implementing the method according to any one of the first aspect when executed by a processor.

In summary, the present application provides a block chain-based endowment guarantee data transmission method, apparatus, device, and medium, which are applied to a management system platform, where a plurality of block chains are deployed; specifically, a request for creating the first block chain can be generated by responding to the touch operation of the user, and the first block chain is created based on the request and a predefined algorithm; further, the first block chain is issued to the internet of things device, so that the first block chain collects endowment guarantee data provided by the internet of things device; further, the endowment guarantee data uploaded by the Internet of things equipment are received, encryption calculation is carried out on the endowment guarantee data through an encryption algorithm, an encrypted data transmission packet is generated, and signature verification is carried out on the encrypted data transmission packet; furthermore, a data transmission packet which passes signature verification can be obtained and stored in a second block chain in the management system platform, and meanwhile, the first block chain is deleted, so that point-to-point transmission of data with admission conditions is realized, illegalities for favoritism are reduced, the Internet of things equipment is used as a data transmission terminal, and data transmission is performed by using the block chain, the efficiency and the credibility of credible circulation of field review results are effectively improved, and the possibility of falsification of data and data distortion is reduced.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the present application and together with the description, serve to explain the principles of the application.

Fig. 1 is a schematic view of an application scenario provided in an embodiment of the present application;

fig. 2 is a schematic flowchart of a block chain-based endowment guarantee data transmission method according to an embodiment of the present application;

fig. 3 is a schematic structural diagram of a hierarchical chain network architecture according to an embodiment of the present application;

fig. 4 is a schematic flowchart of a specific method for transmitting endowment guarantee data based on a block chain according to an embodiment of the present application;

fig. 5 is a schematic structural diagram of an old people support security data transmission device based on a block chain according to an embodiment of the present application;

fig. 6 is a schematic structural diagram of an electronic device according to an embodiment of the present application.

With the above figures, there are shown specific embodiments of the present application, which will be described in more detail below. The drawings and written description are not intended to limit the scope of the inventive concepts in any manner, but rather to illustrate the concepts of the application by those skilled in the art with reference to specific embodiments.

Detailed Description

Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. The following description refers to the accompanying drawings in which the same numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.

In order to facilitate clear description of technical solutions of the embodiments of the present application, in the embodiments of the present application, words such as "first" and "second" are used to distinguish identical items or similar items with substantially the same functions and actions. For example, the first device and the second device are only used for distinguishing different devices, and the sequence order thereof is not limited. Those skilled in the art will appreciate that the terms "first," "second," and the like do not denote any order or importance, but rather the terms "first," "second," and the like do not denote any order or importance.

It is noted that, in the present application, words such as "exemplary" or "for example" are used to mean exemplary, illustrative, or descriptive. Any embodiment or design described herein as "exemplary" or "such as" is not necessarily to be construed as preferred or advantageous over other embodiments or designs. Rather, use of the word "exemplary" or "such as" is intended to present concepts related in a concrete fashion.

In the present application, "at least one" means one or more, "a plurality" means two or more. "and/or" describes the association relationship of the associated objects, meaning that there may be three relationships, e.g., a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone, wherein A and B can be singular or plural. The character "/" generally indicates that the former and latter associated objects are in an "or" relationship. "at least one of the following" or similar expressions refer to any combination of these items, including any combination of the singular or plural items. For example, at least one (one) of a, b, or c, may represent: a, b, c, a-b, a-c, b-c, or a-b-c, wherein a, b, c may be single or multiple.

With the aging becoming more and more serious, the insurance becomes a main means, and the long-term care insurance becomes an important risk category, the long-term care insurance is a health insurance for providing care service item cost compensation for the insured who needs long-term care due to the old, diseases, disabilities and the like, wherein the disability registration and evaluation of the physical condition of the insured person is a very important link in the insured long-term care insurance. However, the problems of committing personal gains, data tampering, data distortion and the like of the data frequently occur during on-site disability review, and the problem of right lease seeking may also be generated.

Therefore, a method is needed for improving the efficiency of field evaluation, helping create the industrial advantages of long-term care insurance, and promoting the GBC (G-end means government affairs, B-end means industry, and C-end means consumption) strategy of endowment insurance, so that the method is favorable for market promotion and preempting first opportunity, and is favorable for making a strategic policy of making large payment and making strong control charges.

In one possible implementation, the paramedics or their agents may make an application to the care and insurance organization, and the medical and insurance organization entrusts the disability assessment organization to arrange the professionals for assessment, thereby determining whether the disability personnel pass the review.

In order to solve the problems, the application provides an endowment guarantee data transmission method based on a block chain, a multi-chain network architecture is adopted, a credible stream transfer network is constructed, a data transmission chain (a first block chain) and a supervision chain (a second block chain) are set, point-to-point data transmission with access conditions, namely data encryption and signature verification, an internet of things device is used as a data transmission terminal, zero knowledge certification is used as a supervision means, a data transmission method in the chain is used as a transmission principle, the transmission efficiency and the credibility of data are effectively improved, the data can be safely, reliably and conveniently subjected to privacy transmission sharing, and the transparency and the supervision of a review process are improved.

The business scene applied by the block chain-based endowment guarantee data transmission method can be a field evaluation link in long-term care insurance business, and the embodiment of the application is introduced below by combining the attached drawings. Fig. 1 is a schematic view of an application scenario provided in an embodiment of the present application, and the block chain-based endowment guarantee data transmission method provided in the present application may be applied to the application scenario shown in fig. 1. The application scenario includes: the display device 101, the handling system platform 102, and the blockchain 103 may be operated; the block chain 103 comprises a plurality of intelligent equipment nodes, an office organization node and a medical insurance office node; the intelligent equipment node is used for transmitting data, the office organization node is used for receiving and auditing the data, and the medical insurance office node is used for auditing.

Specifically, in response to the touch operation of the operator on the operable display device 101, the field evaluation process of the intelligent device is started, further, the operator system platform 102 creates a block chain 103, and sets corresponding permissions for nodes in the block chain 103, for example, the intelligent device node gives data transmission permission, the operator organization node gives data acceptance and audit permission, the medical insurance office node gives audit permission, and further, the operator system platform 102 collects the field evaluation data uploaded by the intelligent device based on the block chain 103, and further processes the field evaluation data.

It should be noted that the participants of the block chain 103 are a medical insurance office, a handling organization, and field evaluation participating devices (intelligent devices), a unique-numbered alliance chain (block chain) is newly created during each field data evaluation, data transmission is performed in the alliance chain, and the alliance chain is deleted after the evaluation is completed, where a system corresponding to the medical insurance office end can monitor all evaluation processes in real time, that is, data acquisition and audit are performed by using the medical insurance office node.

The intelligent device can be a wireless terminal or a wired terminal. A wireless terminal may refer to a device that provides voice and/or other traffic data connectivity to a user, a handheld device having wireless connection capability, or other processing device connected to a wireless modem. A wireless terminal, which may be a mobile terminal such as a mobile phone (or called a "cellular" phone) and a computer having a mobile terminal, for example, a portable, pocket, hand-held, computer-included or vehicle-mounted mobile device, may communicate with one or more core Network devices via a Radio Access Network (RAN), and exchange languages and/or data with the RAN. For another example, the Wireless terminal may be a Personal Communication Service (PCS) phone, a cordless phone, a Session Initiation Protocol (SIP) phone, a Wireless Local Loop (WLL) station, a Personal Digital Assistant (PDA), and the like. A wireless Terminal may also be referred to as a system, a Subscriber Unit (Subscriber Unit), a Subscriber Station (Subscriber Station), a Mobile Station (Mobile), a Remote Station (Remote Station), a Remote Terminal (Remote Terminal), an Access Terminal (Access Terminal), a User Terminal (User Terminal), a User Agent (User Agent), and a User Equipment (User Device or User Equipment), which are not limited herein. Optionally, the terminal device may also be a smart band, a tablet computer, or the like.

The technical solution of the present application will be described in detail below with specific examples. The following several specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments. Embodiments of the present application will be described below with reference to the accompanying drawings.

Fig. 2 is a schematic flowchart of a block chain-based endowment security data transmission method according to an embodiment of the present application, where the block chain-based endowment security data transmission method is applied to a management system platform, and the management system platform is deployed with a plurality of block chains; as shown in fig. 2, the method for transmitting endowment guarantee data based on a block chain includes the following steps:

s201, responding to a touch operation of a user, generating a request for creating a first block chain, and creating the first block chain based on the request and a predefined algorithm.

In this embodiment of the present application, the first blockchain may refer to a data transmission alliance chain, where participants of the data transmission alliance chain include a medical insurance office, an organization and a field evaluation participating device, such as an intelligent integrated device, and a data transmission alliance chain with a unique number is newly created each time a field disability evaluation is performed, so as to be used for data transmission in the data transmission alliance chain.

In this step, the management personnel starts the on-site evaluation process by performing a series of touch operations on the management system platform, so that the management system platform initiates a request to the second block chain (chain of custody), and the intelligent contract in the supervision alliance chain automatically authorizes the on-site evaluation, so that an authorization KEY (KEY) can be issued through the chain of custody block, and after receiving the authorization KEY, the management system platform can newly establish a first block chain according to the authorization KEY for data transmission.

The first blockchain includes a plurality of blockchain nodes, each blockchain node needs to be authenticated by using a predefined algorithm, and only the blockchain node that passes the authentication can access the first blockchain, where the predefined algorithm may be any signature algorithm, which is not specifically limited in this embodiment of the present application.

S202, the first block chain is issued to the Internet of things equipment, so that the first block chain collects endowment guarantee data provided by the Internet of things equipment.

In this embodiment of the application, the endowment guarantee data may refer to review data when performing on-site disability review, such as long-term care management data, which may include different types of data such as a scale, a video, an audio, a register, an image, a paper bill, and the like, and this is not specifically limited in this embodiment of the application.

In this step, after the first block chain is newly built by the handling system platform according to the authorization KEY, the handling system platform can carry trusted Internet of Things (IoT) equipment to be reviewed on site, block chain nodes are built in the trusted IoT equipment, and the block chain nodes are connected with the first block chain and the second block chain, do not participate in account book consensus, and only upload and download the endowment guarantee data in the block chain blocks.

It should be noted that each piece of internet-of-things equipment allocates a unique code and a unique private key, a unique block chain alliance link node is deployed in each piece of internet-of-things equipment, the piece of internet-of-things equipment is a carrier for executing the method provided by the application, and the carrier attached to executing the method provided by the application can also be a server or a cloud server, which is not specifically limited in the embodiment of the application. The Internet of things equipment calculates a national secret asymmetric key pair according to the hardware number of the equipment, uses a private key for signature, and uses a public key for encryption.

S203, receiving the endowment guarantee data uploaded by the Internet of things equipment, carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm, generating an encrypted data transmission packet, and carrying out signature verification on the encrypted data transmission packet.

In this embodiment of the present application, the Encryption Algorithm may refer to a certain Algorithm that processes original data to make the original data become an unreadable code ciphertext, for example, the Algorithm may be a hash Algorithm, an information Digest Algorithm (MD 5), an Advanced Encryption Standard (AES), and the like, which is not specifically limited in this embodiment of the present application.

In this step, after receiving the endowment safeguard data uploaded by the internet of things device, the office system platform performs offline calculation on the endowment safeguard data, that is, different encryption, compression and evidence storage methods are adopted for different types of endowment safeguard data to be processed, so as to obtain a processed data transmission packet, and further, group signature verification is performed on the processed data transmission packet.

It should be noted that all the original data are sent to the message queue of the handling system platform through the chain messenger protocol, and are saved in the local database in real time by the message queue of the handling system platform, thereby providing data transmission efficiency.

S204, acquiring the data transmission packet passing the signature verification, storing the data transmission packet passing the signature verification in a second block chain in the handling system platform, and deleting the first block chain.

In this application embodiment, the second blockchain may refer to a chain of custody, and the participants of the chain of custody include a medical insurance office, a handling organization for monitoring processes and data trusted backtracking, and a blockchain node built in the internet of things device is used for connecting the first blockchain and the second blockchain.

In this step, a data transmission confirmation file is obtained through a group signing algorithm of a field expert, the data transmission confirmation file is submitted to a supervision chain in a transaction mode through a supervision chain uploading function of a built-in block chain node of the trusted IoT device, the data transmission confirmation file is finally written into a supervision chain block through confirmation of each node, and the first block chain can be deleted after the first block chain evaluation of the endowment guarantee data is completed, so that the memory space is saved, and the block chain network storage space is reduced from being excessively increased.

It should be noted that, the field assessment process is implemented by setting key nodes, and based on an intelligent contract, the above-mentioned S201-S204 are automatically connected in series.

Therefore, the method for transmitting the endowment guarantee data of the block chain can generate a request for creating the first block chain by responding to the touch operation of a user, and create the first block chain based on the request and a predefined algorithm; further, the first block chain is issued to the internet of things device, so that the first block chain collects endowment guarantee data provided by the internet of things device; further, the endowment guarantee data uploaded by the Internet of things equipment are received, the endowment guarantee data are subjected to encryption calculation by using an encryption algorithm to generate an encrypted data transmission packet, and the encrypted data transmission packet is subjected to signature verification; furthermore, a data transmission packet which passes signature verification can be obtained and stored in a second block chain in the handling system platform, and meanwhile, the first block chain is deleted, so that point-to-point transmission of data with an access condition is realized, illegitimate is reduced, the internet of things equipment is used as a data transmission terminal, and data transmission is performed by using the block chain, the efficiency and the credibility of credible circulation of field review results are effectively improved, and the possibility of data tampering and data distortion is reduced.

Exemplarily, the present application provides a block chain-based endowment insurance data transmission method, which is based on a trusted alliance chain, and adopts a whole set of hierarchical chain network architecture, and sets a supervision chain and a data transmission chain, and fig. 3 is a schematic structural diagram of a hierarchical chain network architecture provided in an embodiment of the present application; as shown in fig. 3, in the field evaluation process, a manager carries a trusted IoT device, installs a federation link node inside, collects care guarantee data of disabled evaluators, and uploads the care guarantee data to a data transmission chain, the federation link node is further used for connecting the data transmission chain and a supervision chain, after receiving the care guarantee data, the data transmission chain, after receiving the care guarantee data, performs processing by the manager, such as group signing verification by an evaluation expert, uploads the care guarantee data that passes the verification to the supervision chain, and performs signature authorization by a medical insurance bureau terminal to form a trusted authorization file, which is then pushed to other care institutions and the manager system through the supervision chain for executing subsequent care processes.

In this step, the first blockchain connects a plurality of participants to form a data network path, and then improves the security of data flow through the alliance chain network. The access block chain has a strict admission mechanism, and can be authenticated by an Authority organization in a KYC (key group Customer) manner and by using a cryptographic asymmetric encryption key pair, wherein the access block chain needs to be authorized and approved on the block chain through a medical insurance system, issues a Certificate Authority (CA) certificate, and writes the certificate into a Universal Serial Bus (USB) device.

Specifically, the signature ID may be subjected to hash calculation by obtaining a signature Identity (ID) corresponding to a plurality of block link points to obtain an ID value, and then the ID value may be signed by using a signature algorithm to form a P (ID), and further, after obtaining the P (ID) and a CA certificate, the handling system platform creates a first block chain; the ID value may be calculated by a HASH algorithm, for example, ID = HASH160SHA256 (field assessment lot number + high intensity salt value)), and the ID value is signed by a private key of the medical insurance authority to form P (ID), where the high intensity salt value is a predefined random value, and the embodiment of the present application does not limit a specific value corresponding to the high intensity salt value.

It should be noted that each block chain includes a plurality of block chain nodes, and the block chain nodes may include medical insurance office nodes, office organization nodes, internet of things equipment nodes, and the like; the internet of things equipment node is an internet of things equipment built-in block chain node, the number and the type of block chain link points contained in a block chain are not specifically limited, and the block chain can also contain other nodes, such as nursing mechanism nodes.

Therefore, the embodiment of the present application has a strict admission mechanism for the block link point added to the block chain, and needs to perform authentication to ensure the security of data transmission.

In this embodiment of the present Application, the Interface file address may refer to an address corresponding to an Application Programming Interface (API), and is used to search for a corresponding API Interface.

In this step, an API interface may be provided externally in a manner of alliance link point cloud deployment, and a mobile double-recording device and the like are used to collect and transmit field evaluation data based on the API interface, where a consensus mechanism of a data transmission alliance chain is in a form of POA (Proof of Activity) algorithm, the POA algorithm is a consensus algorithm of a block chain, and a basic principle is to Work in combination with features of POW (Proof of Work) and POS (Proof of stamp) algorithms, and further perform data collection based on a right corresponding to an internet of things device, and the right uses a white list method, that is, a first block chain is issued to an internet of things device in a white list to perform data collection.

Optionally, a federation link node may be built in the internet of things device, and the federation link node is used for collecting the endowment guarantee data.

Therefore, the embodiment of the application is based on the mode of the API interface to acquire and transmit data, so that the data acquisition and transmission rate is improved, and the authenticity of the data can be ensured from a data source.

Optionally, the internet of things device is provided with a block chain node inside, and the block chain node is used for connecting the first block chain and the second block chain; receiving endowment guarantee data uploaded by the Internet of things equipment, and carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm, wherein the method comprises the following steps of:

receiving endowment guarantee data uploaded by the Internet of things equipment based on a predefined transmission mode and block chain link points built in the Internet of things equipment, and acquiring a data type corresponding to the endowment guarantee data;

and performing encryption calculation on the endowment guarantee data by adopting a corresponding encryption algorithm aiming at the data type, wherein different data types correspond to different encryption algorithms.

In this embodiment, the predefined transmission mode may refer to an HTTP transmission protocol mode adopted for network transmission between the device and the center, where the predefined transmission mode may include a distributed account book transmission mode and a link messenger protocol transmission mode, where the link messenger protocol transmission mode is only used in a transmission process of original data, an image stream, a video stream, and the like.

The data types comprise scales, pictures, videos, paper bills, medical information data and the like, the endowment guarantee data of different data types are processed by different encryption algorithms, and the obtained index information is stored in the block chain.

Specifically, data of pictures and videos are compressed by a ZIP compression method, and then a SHA256 algorithm is used to calculate a hash value, for example, the hash value S = SHA256 (bytes) is stored in a block chain), and further, a key value pair of the data is calculated, where the key is (P (ID), date, type), and the value is { type: type, long: longitude, lat: dimension, ID: evidence number, data: s, timestamp: current time }, and the key-value pair is also saved into the blockchain; the hash value of the paper note data is also calculated by using the SHA256 algorithm, but the hash value is calculated by a different calculation method, that is, the hash value P = SHA256 (note code) + SHA256 (hospital code)), the hash value P is stored in the blockchain, and further, the key value pair of the data is calculated, the key is (P (ID), date, type), and the value is { type: type, long: longitude, lat: dimension, ID: evidence number, data: p, timestamp: current time }, and then saving the key value pair into a block chain account book; the HASH value of the data of the volume table class is calculated by using SHA256 and HASH160 algorithms, namely the HASH value ID = HASH160SHA256 (social security number of the insured + system private key), the HASH value ID is stored in the block chain, further, the key value pair of the data is calculated, the key is the ID value corresponding to the social security number of the insured, the value is the social security number of the insured, and the key value pair is stored in the block chain.

It should be noted that, in the process of data transmission through a federation chain, that is, transmission is performed in the form of key value pairs, different data types correspond to different encryption algorithms, which is not listed here one by one, and the above is only an example.

Therefore, the embodiment of the application uses the integrated device with the built-in block chain node to perform data trusted collection, and different encryption algorithms are adopted for different types of data formats, namely different trusted transmission mechanisms are adopted, so that structured and unstructured data can be simultaneously and truthfully transferred, the intervention of human factors is reduced, and the safety of data transmission is improved.

processing the data transmission packet based on the data fingerprint certificate storage and group signature algorithm to obtain a data transmission confirmation file;

In the embodiment of the application, the data fingerprint deposit certificate can refer to a landmark identification code corresponding to the data transmission packet, and the data fingerprint deposit certificate in all the data stream transfer processes is uploaded to a field review intelligent contract of a supervision chain as a certificate, so that the medical insurance local side system can monitor all the evaluation processes based on the data fingerprint deposit certificate, and the accuracy and traceability of data sources are ensured.

In the step, the encrypted data transmission packet is subjected to hash calculation to obtain a digital fingerprint certificate of the data transmission packet, the data transmission packet is further sent to terminal devices of a plurality of field experts for verification, a data transmission confirmation file is obtained through a group signing algorithm of the field experts, the data transmission confirmation file is submitted to a supervision chain in a transaction mode through a supervision chain uploading function of a built-in block chain node of the internet of things device, the data transmission confirmation file is subjected to signature verification through a signature algorithm, and the data transmission confirmation file passing the signature verification is written into a supervision chain block.

The group signature algorithm may be based on that each expert corresponds to a different weight value, the evaluation result of each expert is weighted and summed to obtain a data transmission confirmation file, or the evaluation results of several experts are randomly selected and summed to obtain a data transmission confirmation file.

Therefore, the data transmission packet can be processed by using various algorithms, the safety of data transmission is guaranteed, the credible circulation of data can be guaranteed by using the group signing algorithm, and the phenomenon of committing illegalities for gains is reduced.

acquiring a decryption algorithm corresponding to the data transmission packet passing the signature verification;

In this step, after receiving the data transmission packet that passes the signature verification through the data transmission chain, the handling system platform decrypts the data transmission packet, and an algorithm for decryption corresponds to the encrypted algorithm.

Therefore, the embodiment of the application ensures privacy circulation and efficient sharing of data by establishing safe transmission of cross-chain operation, so that the chain of custody can call accurate endowment guarantee data in real time.

Optionally, the method further includes:

acquiring a predefined intelligent contract rule, and searching whether an execution process is abnormal or not based on the intelligent contract rule; the execution flow is the corresponding execution step of the endowment guarantee data during transmission;

In the embodiment of the application, the predefined intelligent contract rule may refer to a protocol which is planned in advance, and an automation program which is formed based on a computer may be implemented based on a Solidity language, no human intervention is required in the whole process, all execution processes are executed in series according to the intelligent contract rule, and the content corresponding to the intelligent contract rule is not specifically limited in the embodiment of the application.

The early warning prompt may be determined based on that different abnormal problems are encountered in the execution flow, for example, the abnormal problems include an expert review problem, a user data submission problem, and the like, and different early warning prompts are provided for different abnormal problems, for example, the user data submission problem, and the generated early warning prompt may be to supplement a missing data file, modify an uploaded data file, and the like, which is not specifically limited in the embodiment of the present application.

It should be noted that, the corresponding execution steps of the endowment safeguard data during transmission may be any steps in the foregoing embodiments.

Optionally, after generating a corresponding early warning prompt based on the abnormal problem, the early warning prompt may be provided to a supervision department, so that the supervision department provides a detailed process processing result, and processes an incorrect process in time.

Therefore, the method and the device can automatically connect the flows in series in an intelligent contract mode, give early warning to incorrect flows, improve convenience of data transmission and find problems in time.

With reference to the foregoing embodiment, fig. 4 is a schematic flowchart of a specific block chain-based endowment guarantee data transmission method according to an embodiment of the present application, and as shown in fig. 4, the specific flowchart includes the following steps:

s401, the nursing management system (management system platform) initiates a field evaluation flow, namely, the field evaluation flow of the intelligent integrated equipment is started.

S402, obtaining an authorization key from the supervision chain by the nursing management system, creating a data transmission alliance chain, issuing the data transmission alliance chain to the intelligent equipment, and starting the data transmission alliance chain.

S403, performing off-line calculation on evaluation data generated in the field evaluation process to generate a data transmission packet and a data fingerprint certificate after national encryption, and transmitting the data transmission packet to a node of an organization based on a data transmission chain after the data transmission packet is signed by an expert group; the data fingerprint evidence is uploaded to a field review intelligent contract of a supervision chain; the data transmission process is divided into the following links: off-line calculation, group signing, transmission in a data chain and group signing verification.

And S404, forming credible authorization through the auditing of the supervision chain according to the result of the on-site evaluation, inputting the data result into a nursing handling system, namely decrypting the data and storing the data in a warehouse, and further executing a subsequent nursing process.

S405, the data transmission alliance chain is deleted, the intelligent device can reset authorization and the like.

Therefore, the integrated equipment network transmission architecture based on the alliance chain technology is designed, a credible data transmission environment is provided, and further a dynamic alliance chain and multi-chain cooperation method is used, so that data can be transferred in a credible mode and efficiently.

For example, in order to reduce the flow of people or improve the efficiency of disability evaluation, the method for supporting endowment assurance data transmission based on the blockchain provided by the application can be applied to the remote disability evaluation process, namely, the trusted remote disability evaluation can be performed by mailing remote intelligent integrated equipment (internet of things equipment), and the method provided by the embodiment can ensure that the whole process can be tracked and verified, so that the data transmission efficiency is improved.

In the foregoing embodiment, a block chain-based endowment guarantee data transmission method provided in the embodiment of the present application is described, but in order to implement each function in the method provided in the embodiment of the present application, an electronic device serving as an execution subject may include a hardware structure and/or a software module, and the functions are implemented in the form of a hardware structure, a software module, or a hardware structure plus a software module. Whether any of the above-described functions is implemented as a hardware structure, a software module, or a hardware structure plus a software module depends upon the particular application and design constraints imposed on the technical solution.

For example, fig. 5 is a schematic structural diagram of an old-age care and insurance data transmission apparatus based on block chains according to an embodiment of the present application, where the apparatus is applied to a management system platform, and the management system platform is deployed with a plurality of block chains; as shown in fig. 5, the apparatus includes: a creation module 510, a distribution module 520, a verification module 530 and a storage module 540; the creating module 510 is configured to generate a request for creating a first blockchain in response to a touch operation of a user, and create the first blockchain based on the request and a predefined algorithm;

the issuing module 520 is configured to issue the first block chain to the internet of things device, so that the first block chain collects the endowment guarantee data provided by the internet of things device;

the verification module 530 is configured to receive the endowment safeguard data uploaded by the internet of things device, perform encryption calculation on the endowment safeguard data by using an encryption algorithm, generate an encrypted data transmission packet, and perform signature verification on the encrypted data transmission packet;

the storage module 540 is configured to obtain the data transmission packet that passes the signature verification, store the data transmission packet that passes the signature verification in the second block chain in the handling system platform, and delete the first block chain.

Optionally, each blockchain includes a plurality of blockchain nodes; the creating module 510 is specifically configured to:

Optionally, the issuing module 520 is specifically configured to:

Optionally, the internet of things device includes a block chain node configured to connect the first block chain and the second block chain; the verification module 530 includes an encryption unit and a verification unit, wherein the encryption unit is configured to:

Optionally, the verification unit is configured to:

Optionally, the storage module 540 is specifically configured to:

Optionally, the apparatus further includes an early warning module, where the early warning module is configured to:

and if the execution process is determined to be abnormal, determining an abnormal problem corresponding to the execution process, and generating a corresponding early warning prompt based on the abnormal problem.

The specific implementation principle and effect of the device for providing the endowment safeguard data based on the block chain according to the embodiment of the present application can refer to the corresponding relevant description and effect of the above embodiment, which are not described herein again.

An embodiment of the present application further provides a schematic structural diagram of an electronic device, and fig. 6 is a schematic structural diagram of an electronic device provided in an embodiment of the present application, and as shown in fig. 6, the electronic device may include: a processor 601 and a memory 602 communicatively coupled to the processor; the memory 602 stores computer programs; the processor 601 executes the computer program stored in the memory 602, so that the processor 601 executes the method according to any of the embodiments.

The memory 602 and the processor 601 may be connected by a bus 603.

Embodiments of the present application further provide a computer-readable storage medium, which stores computer program execution instructions, and when the computer program execution instructions are executed by a processor, the computer program execution instructions are used to implement the method as described in any one of the foregoing embodiments of the present application.

The embodiment of the present application further provides a chip for executing the instruction, where the chip is used to execute the method in any of the foregoing embodiments executed by the electronic device in any of the foregoing embodiments of the present application.

Embodiments of the present application also provide a computer program product, which includes a computer program that, when executed by a processor, can implement the method described in any of the foregoing embodiments as performed by an electronic device in any of the foregoing embodiments of the present application.

In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, a division of modules is merely a division of logical functions, and an actual implementation may have another division, for example, a plurality of modules or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or modules, and may be in an electrical, mechanical or other form.

Modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one position, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to implement the solution of the present embodiment.

In addition, functional modules in the embodiments of the present application may be integrated into one processing unit, or each module may exist alone physically, or two or more modules are integrated into one unit. The unit formed by the modules can be realized in a hardware form, and can also be realized in a form of hardware and a software functional unit.

The integrated module implemented in the form of a software functional module may be stored in a computer-readable storage medium. The software functional module is stored in a storage medium and includes several instructions for causing a computer device (which may be a personal computer, a server, or a network device) or a processor to execute some steps of the methods described in the embodiments of the present application.

It should be understood that the Processor may be a Central Processing Unit (CPU), other general purpose Processor, a Digital Signal Processor (DSP), an Application Specific Integrated Circuit (ASIC), etc. A general purpose processor may be a microprocessor or the processor may be any conventional processor or the like. The steps of the methods disclosed in the incorporated application may be directly implemented by a hardware processor, or may be implemented by a combination of hardware and software modules in the processor.

The Memory may include a Random Access Memory (RAM), and may further include a Non-volatile Memory (NVM), such as at least one magnetic disk Memory, and may also be a usb disk, a removable hard disk, a read-only Memory, a magnetic disk, or an optical disk.

The bus may be an Industry Standard Architecture (ISA) bus, a Peripheral Component Interconnect (PCI) bus, an Extended ISA (Extended Industry Standard Architecture) bus, or the like. The bus may be divided into an address bus, a data bus, a control bus, etc. For ease of illustration, the buses in the figures of the present application are not limited to only one bus or one type of bus.

The storage medium may be implemented by any type of volatile or nonvolatile storage device or combination thereof, such as Static Random-Access Memory (SRAM), electrically Erasable Programmable Read-Only Memory (EEPROM), erasable Programmable Read-Only Memory (EPROM), programmable Read-Only Memory (PROM), read-Only Memory (ROM), magnetic Memory, flash Memory, magnetic disk or optical disk. A storage media may be any available media that can be accessed by a general purpose or special purpose computer.

An exemplary storage medium is coupled to the processor such the processor can read information from, and write information to, the storage medium. Of course, the storage medium may also be integral to the processor. The processor and the storage medium may reside in an Application Specific Integrated Circuits (ASIC). Of course, the processor and the storage medium may reside as discrete components in an electronic device or host device.

The above description is only a specific implementation of the embodiments of the present application, but the scope of the embodiments of the present application is not limited thereto, and any changes or substitutions within the technical scope disclosed in the embodiments of the present application should be covered by the scope of the embodiments of the present application. Therefore, the protection scope of the embodiments of the present application shall be subject to the protection scope of the claims.

Claims

1. The endowment support data transmission method based on the block chains is characterized by being applied to a management system platform, wherein the management system platform is provided with a plurality of block chains; the method comprises the following steps:

2. The method of claim 1, wherein each blockchain comprises a plurality of blockchain nodes; creating the first blockchain based on the request and a predefined algorithm, including:

3. The method of claim 1, wherein issuing the first blockchain to an internet of things device comprises:

4. The method of claim 1, wherein the IOT device is configured with a blockchain node for connecting the first blockchain and the second blockchain; receiving endowment guarantee data uploaded by the Internet of things equipment, and carrying out encryption calculation on the endowment guarantee data by using an encryption algorithm, wherein the method comprises the following steps of:

5. The method of claim 1, wherein the signature verification of the encrypted data transmission packet comprises:

6. The method of claim 1, wherein storing the signature verified data transport packet in a second blockchain in the managed system platform comprises:

7. The method according to any one of claims 1-6, further comprising:

8. The endowment support data transmission device based on the block chains is characterized by being applied to a management system platform, wherein the management system platform is provided with a plurality of block chains; the device comprises:

the issuing module is used for issuing the first block chain to the Internet of things equipment so that the first block chain collects endowment guarantee data provided by the Internet of things equipment;

9. An electronic device, comprising: a processor, and a memory communicatively coupled to the processor;

the memory stores computer-executable instructions;

the processor executes computer-executable instructions stored by the memory to implement the method of any of claims 1-7.

10. A computer-readable storage medium having computer-executable instructions stored thereon, which when executed by a processor, perform the method of any one of claims 1-7.