CN114640464A - Block chain-based subscription data transmission method, device, equipment and storage medium - Google Patents
Block chain-based subscription data transmission method, device, equipment and storage medium Download PDFInfo
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 41
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3226—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using a predetermined code, e.g. password, passphrase or PIN
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
- H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash
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Abstract
The application discloses a transaction data transmission method, a device, equipment and a storage medium based on a block chain, which relate to the field of Internet and can store subscription data into the block chain, and then a subscription system automatically transmits the subscription data to a target service terminal selected by a user, so that the time for the user to log in a target service platform to upload the subscription data is saved, and the transmission efficiency of the subscription data is improved. The method comprises the following steps: receiving encrypted subscription data, and uploading the encrypted subscription data to a block chain node; when detecting that first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, sending an extraction request to the block chain node; receiving encrypted subscription data sent by a block chain node, carrying out data decryption to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting state information of the subscription data; and generating second prompt information based on the state information of the subscription data, and sending the second prompt information to the user terminal.
Description
Technical Field
The present application relates to the field of internet technologies, and in particular, to a method, an apparatus, a device, and a storage medium for transmitting transaction data based on a block chain.
Background
With the continuous progress of internet technology, internet platforms providing online services to users are gradually derived. At present, the basic functions of most internet platforms are free items, and some functions which need to be profitable need to be subscribed by users to be used. However, as subscription service charging models become more streamlined, internet platforms prefer that the user's payment model be a monthly payment rather than buying the entire project.
In the related art, a user usually uses one debit card or credit card to bind a plurality of subscription services corresponding to a plurality of internet platforms, so that when payment information of the user changes due to loss, theft, expiration and the like of the debit card or credit card, the user needs to manually go to the related internet platforms one by one to update subscription data bound to the subscription services, and it is increasingly difficult to manage payment of the plurality of subscription services.
In carrying out the present invention, the applicant has recognized that the prior art has at least the following technical problems:
the traditional method for modifying the subscription data requires that a user logs in a service terminal providing the subscription service in sequence to submit the subscription data, which can easily cause the risks of human error, digital fraud and data leakage, thus resulting in lower accuracy and longer time for transmitting the subscription data.
Disclosure of Invention
In view of the above, the present application provides a method and an apparatus for transmitting subscription data based on a block chain, and mainly aims to solve the problems that at present, a user logs in a service terminal providing a subscription service in sequence, submits subscription data, and is prone to risk of human error, digital fraud, and data leakage, resulting in lower accuracy and longer time for transmitting the subscription data.
According to a first aspect of the present application, there is provided a block chain-based subscription data transmission method, which is applied to a subscription system, and includes:
receiving encrypted subscription data, uploading the encrypted subscription data to a block chain node to enable the block chain node to receive the encrypted subscription data, generating a block to store the encrypted subscription data based on an intelligent contract, generating first prompt information and sending the first prompt information to the subscription system;
when detecting that the first prompt information sent by the blockchain node indicates that the encrypted subscription data is successfully stored, sending an extraction request to the blockchain node, so that the blockchain node sends the encrypted subscription data to the subscription system when detecting the extraction request sent by the subscription system;
receiving the encrypted subscription data sent by the blockchain node, carrying out data decryption to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting state information of the subscription data;
and generating second prompt information based on the state information of the subscription data, and sending the second prompt information to the user terminal, wherein the second prompt information is used for indicating the sending state of the subscription data.
Optionally, before the receiving the encrypted subscription data and uploading the encrypted subscription data to the blockchain node, the method further includes:
receiving a login account and a login password uploaded by the user terminal, and inquiring a preset password corresponding to the login account in a local database according to the login account;
comparing the login password with the preset password to generate a comparison result;
and when the comparison result indicates that the login password is different from the preset password, generating third prompt information, and sending the third prompt information to the user terminal so that the user uploads the login account and the login password again based on the user terminal.
And when the comparison result indicates that the login password is the same as the preset password, receiving an encrypted private key uploaded by the user terminal, storing the encrypted private key into a local database, calculating an encrypted public key corresponding to the encrypted private key based on an encryption algorithm, and sending the encrypted public key to the user terminal.
Optionally, when it is detected that the first prompt information sent by the blockchain node indicates that the encrypted subscription data is successfully stored, extracting the encrypted subscription data from the blockchain node to perform data decryption to obtain subscription data and a target service terminal, where the method includes:
receiving first prompt information sent by the block chain node, and performing data identification on the first prompt information to obtain a storage state of the encrypted subscription data;
when the storage state indicates that the blockchain node successfully stores the encrypted subscription data, calling an event listener to extract the encrypted subscription data from the blockchain node;
and decrypting the encrypted subscription data by adopting an encrypted private key uploaded by the user terminal to obtain the subscription data and the target service terminal.
Optionally, the generating second prompt information based on the state information of the subscription data includes:
when the state information is identified to be updated, acquiring updated content, and determining an information item corresponding to the updated content;
if the state identifier corresponding to the information item indicates that the subscription data is successfully sent, generating second prompt information for prompting that the subscription data is successfully sent;
and if the state identifier corresponding to the information item indicates that the subscription data is failed to be sent, generating second prompt information for prompting to resend the encrypted subscription data.
According to a second aspect of the present application, there is provided a method for subscription data transmission based on a block chain, where the method is applied to a block chain node, and includes:
receiving encrypted subscription data, generating blocks to store the encrypted subscription data based on an intelligent contract, generating first prompt information, and sending the first prompt information to a subscription system, so that when the subscription system detects that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, the encrypted subscription data is extracted from the block chain node to decrypt the data, and subscription data and a target service terminal are obtained;
and when an extraction request sent by the subscription system is detected, sending the encrypted subscription data to the subscription system so that the subscription system receives the encrypted subscription data sent by the block chain node to decrypt the data to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting the state information of the subscription data.
Optionally, the generating block stores the encrypted subscription data based on the smart contract, including:
detecting a current time point when the encrypted subscription data is received, determining a storage time point of initial encrypted subscription data in a current block, generating a new block when a time interval between the current time point and the storage time point is equal to a preset time interval, and storing the encrypted subscription data into the new block; or the like, or, alternatively,
detecting the storage times of the current block when the encrypted subscription data is received, generating a new block when the storage times are equal to preset times, and storing the encrypted subscription data into the new block; or;
when the encrypted subscription data is received, detecting the data volume of the encrypted subscription data, comparing the data volume with the residual capacity of the current block, if the data volume is less than or equal to the residual capacity, storing the encrypted subscription data in the current block, and if the data volume is greater than the residual capacity, closing the current block, generating a new block, and storing the encrypted subscription data in the new block.
According to a third aspect of the present application, there is provided a block chain-based subscription data transmission device, which is applied to a subscription system, and includes:
the receiving module is used for receiving encrypted subscription data, uploading the encrypted subscription data to a block chain node so that the block chain node receives the encrypted subscription data, generating a block for storing the encrypted subscription data based on an intelligent contract, generating first prompt information and sending the first prompt information to the subscription system;
an extracting module, configured to send an extracting request to the block link node when detecting that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, so that the block chain node sends the encrypted subscription data to the subscription system when detecting an extracting request sent by the subscription system;
the detection module is used for receiving the encrypted subscription data sent by the block chain node, decrypting the data to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting the state information of the subscription data;
and the transmission module is used for generating second prompt information based on the state information of the subscription data and sending the second prompt information to the user terminal, wherein the second prompt information is used for indicating the sending state of the subscription data.
Optionally, the apparatus further comprises:
the query module is used for receiving the login account and the login password uploaded by the user terminal and querying a preset password corresponding to the login account in a local database according to the login account;
the comparison module is used for comparing the login password with the preset password to generate a comparison result;
and the first generation module is used for generating third prompt information when the comparison result indicates that the login password is different from the preset password, and sending the third prompt information to the user terminal so as to enable the user to upload the login account and the login password again based on the user terminal.
And the storage module is used for receiving the encrypted private key uploaded by the user terminal when the comparison result indicates that the login password is the same as the preset password, storing the encrypted private key into a local database, calculating an encrypted public key corresponding to the encrypted private key based on an encryption algorithm, and sending the encrypted public key to the user terminal.
Optionally, the extracting module is configured to receive first prompt information sent by the blockchain node, perform data identification on the first prompt information, and obtain a storage state of the encrypted subscription data; when the storage state indicates that the blockchain node successfully stores the encrypted subscription data, calling an event listener to extract the encrypted subscription data from the blockchain node; and decrypting the encrypted subscription data by adopting the encrypted private key uploaded by the user terminal to obtain the subscription data and the target service terminal.
Optionally, the transmission module is configured to, when it is identified that the status information is updated, obtain an update content, and determine an information item corresponding to the update content; if the state identifier corresponding to the information item indicates that the subscription data is successfully sent, generating second prompt information for prompting that the subscription data is successfully sent; and if the state identifier corresponding to the information item indicates that the subscription data is failed to be sent, generating second prompt information for prompting to resend the encrypted subscription data.
According to a fourth aspect of the present application, there is provided a block chain based subscription data transmission apparatus, which is applied to a block chain node, and includes:
the second generation module is used for receiving encrypted subscription data, generating a block to store the encrypted subscription data based on an intelligent contract, generating first prompt information and sending the first prompt information to the subscription system, so that when the subscription system detects that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, the encrypted subscription data is extracted from the block chain node to decrypt the data, and subscription data and a target service terminal are obtained;
and the decryption module is used for sending the encrypted subscription data to the subscription system when an extraction request sent by the subscription system is detected, so that the subscription system receives the encrypted subscription data sent by the block chain node to decrypt the data to obtain subscription data and a target service terminal, and sends the subscription data to the target service terminal to detect the state information of the subscription data.
Optionally, the second generating module is configured to detect a current time point when the encrypted subscription data is received, determine a storage time point of initial encrypted subscription data in a current block, generate a new block when a time interval between the current time point and the storage time point is equal to a preset time interval, and store the encrypted subscription data in the new block; or, when receiving the encrypted subscription data, detecting the storage times of the current block, when the storage times are equal to preset times, generating a new block, and storing the encrypted subscription data into the new block; or, when the encrypted subscription data is received, detecting the data volume of the encrypted subscription data, comparing the data volume with the residual capacity of the current block, if the data volume is less than or equal to the residual capacity, storing the encrypted subscription data in the current block, and if the data volume is greater than the residual capacity, closing the current block, generating a new block, and storing the encrypted subscription data in the new block.
According to a fifth aspect of the present application, there is provided a computer device comprising a memory storing a computer program and a processor implementing the steps of the method of any of the first aspects when the computer program is executed.
According to a sixth aspect of the present application, there is provided a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the method of any of the first aspects described above.
According to the technical scheme, the subscription data transmission method and device based on the block chain are characterized in that the subscription system receives encrypted subscription data uploaded by a user terminal, the encrypted subscription data are uploaded to block chain nodes, the block chain nodes receive the encrypted subscription data, block storage encrypted subscription data are generated based on an intelligent contract, first prompt information is generated and sent to the subscription system. And then, when the subscription system detects that the first prompt message sent by the block chain node indicates that the encrypted subscription data is successfully stored, extracting the encrypted subscription data from the block chain node. And then, when detecting that the subscription system extracts the encrypted subscription data, the blockchain node sends the encrypted subscription data to the subscription system, the subscription system decrypts the encrypted subscription data to obtain the subscription data and the target service terminal, sends the subscription data to the target service terminal, detects the state information of the subscription data, and generates second prompt information based on the state information of the subscription data. And finally, sending second prompt information for indicating the subscription data sending state to the user terminal. The subscription system stores the encrypted subscription data uploaded by the user into the block chain, can improve the security of the subscription data and the accuracy of subscription data transmission by utilizing the characteristic that the block chain network cannot be tampered, and automatically transmits the subscription data to the target service terminal selected by the user, so that the time for the user to log in the target service platform to upload the subscription data is saved, and the transmission efficiency of the subscription data is improved.
The above description is only an overview of the technical solutions of the present application, and the present application may be implemented in accordance with the content of the description so as to make the technical means of the present application more clearly understood, and the detailed description of the present application will be given below in order to make the above and other objects, features, and advantages of the present application more clearly understood.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1A is a schematic flowchart illustrating a block chain-based subscription data transmission method according to an embodiment of the present application;
fig. 1B is a schematic flowchart illustrating a block chain-based subscription data transmission method according to an embodiment of the present application;
fig. 2 is a schematic flowchart illustrating a block chain-based subscription data transmission method according to an embodiment of the present application;
fig. 3 is a schematic structural diagram illustrating a block chain-based subscription data transmission apparatus according to an embodiment of the present application;
fig. 4 is a schematic structural diagram illustrating a block chain-based subscription data transmission apparatus according to an embodiment of the present application;
fig. 5 shows a schematic device structure diagram of a computer apparatus according to an embodiment of the present application.
Detailed Description
Exemplary embodiments of the present application will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present application are shown in the drawings, it should be understood that the present application may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
An embodiment of the present application provides a block chain-based subscription data transmission method, as shown in fig. 1A, where the method is applied to a subscription system, and includes:
101. and receiving encrypted subscription data, uploading the encrypted subscription data to the block chain node so that the block chain node receives the encrypted subscription data, generating block storage encrypted subscription data based on an intelligent contract, generating first prompt information and sending the first prompt information to the subscription system.
In the embodiment of the application, the subscription system receives encrypted subscription data uploaded by a user terminal and uploads the encrypted subscription data to a block chain node. Further, the block chain nodes in the block chain nodes receive the encrypted subscription data, generate block storage encrypted subscription data based on an intelligent contract, and generate first prompt information and send the first prompt information to the subscription system after the block storage encrypted subscription data is successfully stored. Based on the characteristic that the block link points cannot be tampered, the safety of subscription data is improved, and the risks of digital fraud and data leakage are reduced.
102. When detecting that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, sending an extraction request to the block chain node, so that the block chain node sends the encrypted subscription data to the subscription system when detecting the extraction request sent by the subscription system.
In this embodiment of the application, after receiving first prompt information sent by a block chain node in the block chain nodes, the subscription system needs to perform data identification on the first prompt information, and when detecting that the first prompt information indicates that a block chain node in the block chain nodes successfully stores encrypted subscription data, sends an extraction request to the block chain node, so that the block chain node sends the encrypted subscription data to the subscription system when detecting the extraction request sent by the subscription system.
And extracting the encrypted subscription data from the block link points to perform data decryption to obtain the subscription data and the target service terminal. Through the steps, the subscription data generated by the user and the selected target service terminal are obtained, the subscription data can be rapidly transmitted, and the time for the user to log in the platform corresponding to the target service terminal by himself to manually modify the platform is saved.
103. And receiving the encrypted subscription data sent by the blockchain node, carrying out data decryption to obtain the subscription data and the target service terminal, sending the subscription data to the target service terminal, and detecting the state information of the subscription data.
In the embodiment of the application, the subscription system decrypts the encrypted subscription data to obtain the subscription data and the target service terminal. And then, sending the decrypted subscription data to the target service terminal, continuously detecting the state information of the subscription data, and judging whether the subscription data is successfully received by the target service terminal. Through the steps, the subscription data generated by the user and the selected target service terminal are obtained, the subscription data can be rapidly transmitted, the subscription data can be automatically transmitted to the target platform selected by the user, the transmission time of the subscription data is saved, and the transmission efficiency of the subscription data is improved.
104. And generating second prompt information based on the state information of the subscription data, and sending the second prompt information to the user terminal, wherein the second prompt information is used for indicating the sending state of the subscription data.
In the embodiment of the application, the subscription system generates second prompt information based on the state information of the subscription data, and sends the second prompt information to the client terminal to prompt the sending state of the subscription data of the user and whether the subscription data needs to be uploaded again. The user can know the transmission state of the current subscription information in time, and prompt information is sent in time to remind the user to upload again when the sending fails, so that the transmission efficiency of the subscription data is improved.
An embodiment of the present application provides a method for transmitting subscription data based on a block chain, as shown in fig. 1B, where the method is applied to a block chain node, and includes:
105. and receiving the encrypted subscription data, generating block storage encrypted subscription data based on an intelligent contract, generating first prompt information, and sending the first prompt information to the subscription system, so that when the subscription system detects that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, the encrypted subscription data is extracted from the block chain node to decrypt the data, and the subscription data and the target service terminal are obtained.
In the embodiment of the present application, the method is applied to generate the block link point of the last block in the block chain, considering that there are nodes of a plurality of production blocks in the block chain. Specifically, encrypted subscription data uploaded by the subscription system are received by the block link points, the storage position of the encrypted subscription data is judged based on an intelligent contract, and after storage is completed, first prompt information is generated and sent to the subscription system, so that the subscription system can identify the first prompt information
106. When an extraction request sent by the subscription system is detected, the encrypted subscription data is sent to the subscription system, so that the subscription system receives the encrypted subscription data sent by the blockchain node to decrypt the data, subscription data and a target service terminal are obtained, the subscription data is sent to the target service terminal, and state information of the subscription data is detected.
In the embodiment of the application, the blockchain node continuously detects the request sent by the subscription system, when the request sent by the subscription system is detected, the encrypted subscription data is sent to the event listener of the subscription system, so that the subscription system acquires the encrypted subscription data sent by the blockchain node by calling the event listener,
the method provided by the embodiment of the application comprises the steps that firstly, a subscription system receives encrypted subscription data uploaded by a user terminal, the encrypted subscription data are uploaded to a block chain node, the block chain node receives the encrypted subscription data, the block storage encrypted subscription data are generated based on an intelligent contract, and first prompt information is generated and sent to the subscription system. And then, when the subscription system detects that the first prompt message sent by the block chain node indicates that the encrypted subscription data is successfully stored, extracting the encrypted subscription data from the block chain node. And then, when detecting that the subscription system extracts the encrypted subscription data, the blockchain node sends the encrypted subscription data to the subscription system, the subscription system decrypts the encrypted subscription data to obtain the subscription data and the target service terminal, sends the subscription data to the target service terminal, detects the state information of the subscription data, and generates second prompt information based on the state information of the subscription data. And finally, sending second prompt information for indicating the subscription data sending state to the user terminal. The subscription system stores the encrypted subscription data uploaded by the user into the block chain, can improve the security of the subscription data and the accuracy of subscription data transmission by utilizing the characteristic that the block chain network cannot be tampered, and automatically transmits the subscription data to the target service terminal selected by the user, so that the time for the user to log in the target service platform to upload the subscription data is saved, and the transmission efficiency of the subscription data is improved.
An embodiment of the present application provides a method for transmitting subscription data based on a block chain, as shown in fig. 2, the method includes:
201. the subscription system receives a login account and a login password uploaded by a user terminal, inquires a preset password corresponding to the login account in a local database according to the login account, compares the login password with the preset password and generates a comparison result.
Specifically, the subscription system receives a login account and a login password which are uploaded by a user and used for logging in the subscription system, traverses the stored preset password in a local database, and extracts the preset password corresponding to the current login account. And then, comparing the login password with a preset password, generating third prompt information when the comparison result indicates that the login password is different from the preset password, and sending the third prompt information to the user terminal, wherein the third prompt information is used for prompting the user to upload the login account and the login password again based on the user terminal.
And when the comparison result indicates that the login password is the same as the preset password, receiving an encrypted private key uploaded by the user terminal, storing the encrypted private key into a local database, calculating an encrypted public key corresponding to the encrypted private key based on an encryption algorithm, and sending the encrypted public key to the user terminal. It should be noted that the encrypted public key is used to encrypt the subscription data to generate encrypted subscription data, and the encrypted private key user block link point decrypts the data of the encrypted subscription data. Specifically, the RSA encryption algorithm may be adopted to calculate the encrypted private key to obtain the corresponding encrypted public key. And then, the system returns the encrypted public key to the user terminal so that the subscription data is encrypted by adopting the encrypted public key after a subsequent user initiates a transaction, and whether the subscription data is successfully encrypted is judged through a regular expression, specifically, the transaction data can be a card number, a validity period and a CVV (composite video format).
In the actual application process, a user may log in based on a third-party account, at this time, the subscription system sends an account password uploaded by the user to a third-party single sign-on for verification, wherein if the system sends a user name and a password to a third-party service terminal, and then receives a user name or password error indication from the third-party service terminal, login failure prompt information is generated and sent to the user terminal of the user for displaying, so as to prompt the user to re-input the account password based on the user terminal.
202. And the subscription system receives encrypted subscription data uploaded by the user terminal and uploads the encrypted subscription data to the block chain node.
In the embodiment of the present application, after receiving encrypted subscription data uploaded by a user, a subscription system needs to submit the encrypted subscription data to a block link point, and further, a new block is generated by the block link point to store the encrypted subscription data. Specifically, the subscription system verifies the encrypted subscription data based on the transaction processor and determines whether the encrypted subscription data is successfully encrypted. In addition, the transaction processor needs to update the status identifier of the encrypted subscription data and perform a sort signature on the encrypted subscription data. The transaction handler is then invoked by the subscription system to upload the encrypted subscription data to a verifier in the blockchain network to cause the blockchain nexus to generate a new block based on the smart contract.
In the actual application process, a user initiates a transaction based on a user terminal to generate subscription data. Specifically, the transaction types of the subscription data may be classified into the following four types, including adding a card to a card package, adding a subscription relationship to a card, updating payment detail information of a card, and deleting a card from a card package. The content of the transaction type is not particularly limited in the present application.
203. And the block chain node receives encrypted subscription data uploaded by the subscription system, generates block storage encrypted subscription data based on an intelligent contract, generates first prompt information and sends the first prompt information to the subscription system.
Specifically, after the block chain node of the current generation block receives the encrypted subscription data sent by the subscription system based on the verifier, the block chain node takes efficiency into consideration, and various ways of executing block generation are adopted, including a first overtime packaging, when the encrypted subscription data is received, the current time point is detected, the storage time point of the initial encrypted subscription data in the current block is determined, when the time interval between the current time point and the storage time point is equal to a preset time interval, a new block is generated, and the encrypted subscription data is stored into the new block. Or packaging the second transaction amount, detecting the storage times of the current block when the encrypted subscription data is received, generating a new block when the storage times are equal to the preset times, and storing the encrypted subscription data into the new block. Or the third data volume is packed, when the encrypted subscription data are received, the data volume of the encrypted subscription data is detected, the data volume is compared with the residual capacity of the current block, if the data volume is smaller than or equal to the residual capacity, the encrypted subscription data are stored in the current block, if the data volume is larger than the residual capacity, the current block is closed, a new block is generated, and the encrypted subscription data are stored in the new block.
Then, after the block link points are stored, first prompt information is generated and sent to the subscription system, and it should be noted that the first prompt information is used for prompting the user of the storage state of the encrypted subscription data. If the encrypted subscription data fails to be stored, generating first prompt information that the content fails to be stored, and if the encrypted subscription data is successfully stored, generating first prompt information that the content succeeds to be stored.
204. And the subscription system receives first prompt information sent by the blockchain node, and performs data identification on the first prompt information to obtain the storage state of the encrypted subscription data.
In the embodiment of the application, the subscription system firstly performs data identification on first prompt information sent by a block chain node, determines prompt content of the first prompt information based on a natural language processing technology, and obtains a storage state of encrypted subscription data.
205. And when the storage state indicates that the block chain node successfully stores the encrypted subscription data, sending an extraction request to the block chain node.
In this embodiment, when the storage status indicates that the block link node successfully stores the encrypted subscription data, the subscription system sends an extraction request to the block link node to extract the encrypted subscription data in the block chain. In addition, when the storage status indicates that the block link point fails to be stored, the subscription data needs to send prompt information to the user terminal to indicate to upload the subscription data again, so that the user can upload the related information again based on the user terminal.
206. And when detecting the extraction request sent by the subscription system, the block chain node sends the encrypted subscription data to the subscription system.
In the embodiment of the application, when a blockchain node detects a request sent by a subscription system, a storage address of encrypted subscription data corresponding to the request is inquired in a blockchain. The encrypted subscription data is then extracted in blocks based on the memory address and sent to the event listener of the subscription system.
207. And the subscription system receives the encrypted subscription data sent by the blockchain node, and decrypts the encrypted subscription data by adopting an encrypted private key uploaded by the user terminal to obtain the subscription data and the target service terminal. And sending the subscription data to the target service terminal, and detecting the state information of the subscription data.
In the embodiment of the application, the subscription system receives encrypted subscription data sent by the block chain system, and performs data decryption on the encrypted subscription data by using an encrypted private key uploaded by the user terminal to obtain subscription data and a target service terminal. Subsequently, the subscription system continuously detects the state information of the subscription data, and specifically, after the target service terminal successfully receives the subscription data, the target service terminal changes the state information of the subscription data to prompt the subscription system whether to successfully receive the subscription data.
208. And when the subscription system identifies the state information update, generating second prompt information based on the state information, and sending the second prompt information to the user terminal.
Specifically, when the subscription system identifies that the state information is updated, the update content is acquired, and the information item corresponding to the update content is determined. Further, if the status identifier corresponding to the information item indicates that the subscription data is successfully sent, second prompt information for prompting that the subscription data is successfully sent is generated, and the second prompt information is sent to the user terminal.
And if the state identifier corresponding to the information item indicates that the subscription data is unsuccessfully sent, generating second prompt information for prompting to resend the encrypted subscription data, and sending the second prompt information to the user terminal.
In summary, the subscription data transmission process based on the block chain in the present application is summarized as follows:
firstly, a user inputs an account password, logs in a subscription system, and after login verification is successful, the user inputs a private key of the user based on a user terminal and submits the private key to the subscription system. And after receiving the encrypted private key of the user, the subscription system stores the encrypted private key in a local database, calculates the encryption corresponding to the encrypted private key and returns the encrypted public key to the user terminal. Further, the user terminal verifies the encrypted public key, and if the encrypted public key is correct, the encrypted public key is cached to the user terminal. Then, before the user uploads the subscription data based on the user terminal, the user needs to encrypt the subscription data by using the encryption public key to obtain encrypted subscription data, and the user terminal verifies that the subscription data is successfully encrypted and uploads the encrypted subscription data to the subscription system. And then, the subscription system uploads the encrypted subscription data to a block chain, and block storage encrypted subscription data is generated by block chain link points. After the encrypted subscription data are successfully stored in the block chain nodes, the subscription system extracts the encrypted subscription data in the block chain by using the event listener, decrypts the encrypted subscription data by using an encrypted private key to obtain the subscription data and a target service terminal, sends the subscription data to a target service terminal service provider to update the state information of the subscription data of the user, and after the update is finished, the subscription system notifies the user.
The method provided by the embodiment of the application comprises the steps that firstly, a subscription system receives encrypted subscription data uploaded by a user terminal, the encrypted subscription data are uploaded to a block chain node, the block chain node receives the encrypted subscription data, the block storage encrypted subscription data are generated based on an intelligent contract, and first prompt information is generated and sent to the subscription system. And then, when the subscription system detects that the first prompt message sent by the block chain node indicates that the encrypted subscription data is successfully stored, extracting the encrypted subscription data from the block chain node. And then, when detecting that the subscription system extracts the encrypted subscription data, the blockchain node sends the encrypted subscription data to the subscription system, the subscription system decrypts the encrypted subscription data to obtain the subscription data and the target service terminal, sends the subscription data to the target service terminal, detects the state information of the subscription data, and generates second prompt information based on the state information of the subscription data. And finally, sending second prompt information for indicating the subscription data sending state to the user terminal. The subscription system stores the encrypted subscription data uploaded by the user into the block chain, can improve the security of the subscription data and the accuracy of subscription data transmission by utilizing the characteristic that the block chain network cannot be tampered, and automatically transmits the subscription data to the target service terminal selected by the user, so that the time for the user to log in the target service platform to upload the subscription data is saved, and the transmission efficiency of the subscription data is improved.
Further, as a specific implementation of the method shown in fig. 1A, an embodiment of the present application provides a device for subscription data transmission based on a block chain, and as shown in fig. 3, the device is applied to a subscription system, and includes: a receiving module 301, an extracting module 302, a detecting module 303, and a transmitting module 304.
The receiving module 301 is configured to receive encrypted subscription data, upload the encrypted subscription data to a block chain node, so that the block chain node receives the encrypted subscription data, generate a block based on an intelligent contract, store the encrypted subscription data, generate a first prompt message, and send the first prompt message to the subscription system;
the extracting module 302 is configured to send an extracting request to the block link node when detecting that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, so that the block chain node sends the encrypted subscription data to the subscription system when detecting an extracting request sent by the subscription system;
the detection module 303 is configured to receive the encrypted subscription data sent by the blockchain node, perform data decryption to obtain subscription data and a target service terminal, send the subscription data to the target service terminal, and detect state information of the subscription data;
the transmission module 304 is configured to generate second prompt information based on the status information of the subscription data, and send the second prompt information to the user terminal, where the second prompt information is used to indicate a sending status of the subscription data.
In a specific application scenario, the apparatus further includes: a query module 305, a comparison module 306, a first generation module 307, and a storage module 308.
The query module 305 is configured to receive a login account and a login password uploaded by the user terminal, and query a preset password corresponding to the login account in a local database according to the login account;
the comparison module 306 is configured to compare the login password with the preset password to generate a comparison result;
the first generating module 307 is configured to generate third prompt information when the comparison result indicates that the login password is different from the preset password, and send the third prompt information to the user terminal, so that the user uploads the login account and the login password again based on the user terminal.
The storage module 308 is configured to receive an encrypted private key uploaded by the user terminal when the comparison result indicates that the login password is the same as the preset password, store the encrypted private key in a local database, calculate an encrypted public key corresponding to the encrypted private key based on an encryption algorithm, and send the encrypted public key to the user terminal.
In a specific application scenario, the extracting module 302 is configured to receive first prompt information sent by the blockchain node, perform data identification on the first prompt information, and obtain a storage state of the encrypted subscription data; when the storage state indicates that the blockchain node successfully stores the encrypted subscription data, calling an event listener to extract the encrypted subscription data from the blockchain node; and decrypting the encrypted subscription data by adopting an encrypted private key uploaded by the user terminal to obtain the subscription data and the target service terminal.
In a specific application scenario, the transmission module 304 is configured to, when it is identified that the state information is updated, obtain an update content, and determine an information item corresponding to the update content; if the state identifier corresponding to the information item indicates that the subscription data is successfully sent, generating second prompt information for prompting that the subscription data is successfully sent; and if the state identifier corresponding to the information item indicates that the subscription data is failed to be sent, generating second prompt information for prompting to resend the encrypted subscription data.
Further, as a specific implementation of the method shown in fig. 1B, an embodiment of the present application provides a device for subscription data transmission based on a block chain, and as shown in fig. 4, the device is applied to a block chain node, and includes: a second generation module 401 and a decryption module 402.
The second generating module 401 is configured to receive encrypted subscription data, generate, based on an intelligent contract, block storage encrypted subscription data, generate first prompt information, and send the first prompt information to a subscription system, so that when the subscription system detects that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, the encrypted subscription data is extracted from the block chain node to perform data decryption, and subscription data and a target service terminal are obtained;
the decryption module 402 is configured to, when an extraction request sent by the subscription system is detected, send the encrypted subscription data to the subscription system, so that the subscription system receives the encrypted subscription data sent by the blockchain node and performs data decryption to obtain subscription data and a target service terminal, send the subscription data to the target service terminal, and detect state information of the subscription data.
In a specific application scenario, the second generating module 401 is configured to detect a current time point when the encrypted subscription data is received, determine a storage time point of initial encrypted subscription data in a current block, generate a new block when a time interval between the current time point and the storage time point is equal to a preset time interval, and store the encrypted subscription data in the new block; or, when receiving the encrypted subscription data, detecting the storage times of the current block, when the storage times are equal to preset times, generating a new block, and storing the encrypted subscription data into the new block; or, when the encrypted subscription data is received, detecting the data volume of the encrypted subscription data, comparing the data volume with the remaining capacity of the current block, if the data volume is less than or equal to the remaining capacity, storing the encrypted subscription data in the current block, if the data volume is greater than the remaining capacity, closing the current block, generating a new block, and storing the encrypted subscription data in the new block.
According to the device provided by the embodiment of the application, the subscription system receives encrypted subscription data uploaded by a user terminal, the encrypted subscription data are uploaded to the block chain nodes, the block chain nodes receive the encrypted subscription data, the block storage encrypted subscription data are generated based on an intelligent contract, and first prompt information is generated and sent to the subscription system. And then, when the subscription system detects that the first prompt message sent by the block chain node indicates that the encrypted subscription data is successfully stored, extracting the encrypted subscription data from the block chain node. And then, when detecting that the subscription system extracts the encrypted subscription data, the blockchain node sends the encrypted subscription data to the subscription system, the subscription system decrypts the encrypted subscription data to obtain the subscription data and the target service terminal, sends the subscription data to the target service terminal, detects the state information of the subscription data, and generates second prompt information based on the state information of the subscription data. And finally, sending second prompt information for indicating the subscription data sending state to the user terminal. The subscription system stores the encrypted subscription data uploaded by the user into the block chain, can improve the security of the subscription data and the accuracy of subscription data transmission by utilizing the characteristic that the block chain network cannot be tampered, and automatically transmits the subscription data to the target service terminal selected by the user, so that the time for the user to log in the target service platform to upload the subscription data is saved, and the transmission efficiency of the subscription data is improved.
It should be noted that other corresponding descriptions of the functional units involved in the device for subscribing to data transmission based on a block chain according to the embodiment of the present application may refer to the corresponding descriptions in fig. 1A to fig. 1B and fig. 2, and are not described herein again.
In an exemplary embodiment, referring to fig. 5, there is further provided a device, which includes a bus, a processor, a memory, and a communication interface, and may further include an input/output interface and a display device, wherein the functional units may communicate with each other through the bus. The memory stores computer programs, and the processor is configured to execute the programs stored in the memory and execute the block chain-based subscription data transmission method in the foregoing embodiment.
A computer-readable storage medium, on which a computer program is stored which, when being executed by a processor, carries out the steps of the block chain based subscription data transmission method.
Through the above description of the embodiments, those skilled in the art will clearly understand that the present application can be implemented by hardware, and also by software plus a necessary general hardware platform. Based on such understanding, the technical solution of the present application may be embodied in the form of a software product, which may be stored in a non-volatile storage medium (which may be a CD-ROM, a usb disk, a removable hard disk, etc.), and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the implementation scenarios of the present application.
Those skilled in the art will appreciate that the figures are merely schematic representations of one preferred implementation scenario and that the blocks or flow diagrams in the figures are not necessarily required to practice the present application.
Those skilled in the art will appreciate that the modules in the devices in the implementation scenario may be distributed in the devices in the implementation scenario according to the description of the implementation scenario, or may be located in one or more devices different from the present implementation scenario with corresponding changes. The modules of the implementation scenario may be combined into one module, or may be further split into a plurality of sub-modules.
The above application serial number is merely for description and does not represent the superiority and inferiority of the implementation scenario.
The above disclosure is only a few specific implementation scenarios of the present application, but the present application is not limited thereto, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present application.
Claims (10)
1. A subscription data transmission method based on a block chain is applied to a subscription system and comprises the following steps:
receiving encrypted subscription data, uploading the encrypted subscription data to a block chain node to enable the block chain node to receive the encrypted subscription data, generating a block to store the encrypted subscription data based on an intelligent contract, generating first prompt information and sending the first prompt information to the subscription system;
when detecting that the first prompt information sent by the blockchain node indicates that the encrypted subscription data is successfully stored, sending an extraction request to the blockchain node, so that the blockchain node sends the encrypted subscription data to the subscription system when detecting the extraction request sent by the subscription system;
receiving the encrypted subscription data sent by the blockchain node, carrying out data decryption to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting state information of the subscription data;
and generating second prompt information based on the state information of the subscription data, and sending the second prompt information to the user terminal, wherein the second prompt information is used for indicating the sending state of the subscription data.
2. The method of claim 1, wherein before receiving the encrypted subscription data and uploading the encrypted subscription data to a blockchain node, the method further comprises:
receiving a login account and a login password uploaded by the user terminal, and inquiring a preset password corresponding to the login account in a local database according to the login account;
comparing the login password with the preset password to generate a comparison result;
when the comparison result indicates that the login password is different from the preset password, third prompt information is generated and sent to the user terminal, so that the user can upload the login account and the login password again based on the user terminal;
and when the comparison result indicates that the login password is the same as the preset password, receiving an encrypted private key uploaded by the user terminal, storing the encrypted private key into a local database, calculating an encrypted public key corresponding to the encrypted private key based on an encryption algorithm, and sending the encrypted public key to the user terminal.
3. The method according to claim 1, wherein when it is detected that the first prompt message sent by the blockchain node indicates that the encrypted subscription data is successfully stored, extracting the encrypted subscription data in the blockchain node for data decryption to obtain subscription data and a target service terminal, includes:
receiving first prompt information sent by the block chain node, and performing data identification on the first prompt information to obtain a storage state of the encrypted subscription data;
when the storage state indicates that the blockchain node successfully stores the encrypted subscription data, calling an event listener to extract the encrypted subscription data from the blockchain node;
and decrypting the encrypted subscription data by adopting an encrypted private key uploaded by the user terminal to obtain the subscription data and the target service terminal.
4. The method of claim 1, wherein generating the second prompt message based on the status information of the subscription data comprises:
when the state information is identified to be updated, acquiring updated content, and determining an information item corresponding to the updated content;
if the state identifier corresponding to the information item indicates that the subscription data is successfully sent, generating second prompt information for prompting that the subscription data is successfully sent;
and if the state identifier corresponding to the information item indicates that the subscription data is failed to be sent, generating second prompt information for prompting to resend the encrypted subscription data.
5. A subscription data transmission method based on a block chain is characterized in that the method is applied to a block chain node and comprises the following steps:
receiving encrypted subscription data, generating blocks to store the encrypted subscription data based on an intelligent contract, generating first prompt information, and sending the first prompt information to a subscription system, so that when the subscription system detects that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, the encrypted subscription data is extracted from the block chain node to decrypt the data, and subscription data and a target service terminal are obtained;
and when an extraction request sent by the subscription system is detected, sending the encrypted subscription data to the subscription system so that the subscription system receives the encrypted subscription data sent by the block chain node to decrypt the data to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting the state information of the subscription data.
6. The method of claim 5, wherein the generating block stores the encrypted subscription data based on the smart contract comprises:
detecting a current time point when the encrypted subscription data is received, determining a storage time point of initial encrypted subscription data in a current block, generating a new block when a time interval between the current time point and the storage time point is equal to a preset time interval, and storing the encrypted subscription data into the new block; or the like, or, alternatively,
when the encrypted subscription data are received, detecting the storage times of the current block, generating a new block when the storage times are equal to preset times, and storing the encrypted subscription data into the new block; or the like, or a combination thereof,
and when the encrypted subscription data is received, detecting the data volume of the encrypted subscription data, comparing the data volume with the residual capacity of the current block, if the data volume is less than or equal to the residual capacity, storing the encrypted subscription data in the current block, and if the data volume is greater than the residual capacity, closing the current block, generating a new block, and storing the encrypted subscription data in the new block.
7. A block chain-based subscription data transmission device is applied to a subscription system and comprises the following components:
receiving encrypted subscription data, uploading the encrypted subscription data to a block chain node to enable the block chain node to receive the encrypted subscription data, generating a block to store the encrypted subscription data based on an intelligent contract, generating first prompt information and sending the first prompt information to the subscription system;
when detecting that the first prompt information sent by the blockchain node indicates that the encrypted subscription data is successfully stored, sending an extraction request to the blockchain node, so that the blockchain node sends the encrypted subscription data to the subscription system when detecting the extraction request sent by the subscription system;
receiving the encrypted subscription data sent by the blockchain node, carrying out data decryption to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting state information of the subscription data;
and generating second prompt information based on the state information of the subscription data, and sending the second prompt information to the user terminal, wherein the second prompt information is used for indicating the sending state of the subscription data.
8. A subscription data transmission device based on a block chain, wherein the device is applied to a block chain node, and comprises:
receiving encrypted subscription data, generating blocks to store the encrypted subscription data based on an intelligent contract, generating first prompt information, and sending the first prompt information to a subscription system, so that when the subscription system detects that the first prompt information sent by the block chain node indicates that the encrypted subscription data is successfully stored, the encrypted subscription data is extracted from the block chain node to decrypt the data, and subscription data and a target service terminal are obtained;
and when an extraction request sent by the subscription system is detected, sending the encrypted subscription data to the subscription system so that the subscription system receives the encrypted subscription data sent by the block chain node to decrypt the data to obtain subscription data and a target service terminal, sending the subscription data to the target service terminal, and detecting the state information of the subscription data.
9. A computer device comprising a memory and a processor, the memory storing a computer program, wherein the processor implements the steps of the method of any one of claims 1 to 6 when executing the computer program.
10. A computer-readable storage medium, on which a computer program is stored, which, when being executed by a processor, carries out the steps of the method of any one of claims 1 to 6.
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