CN114707974A

CN114707974A - Tax information generation method, device, equipment and system based on digital currency

Info

Publication number: CN114707974A
Application number: CN202210367206.2A
Authority: CN
Inventors: 黄跃珍
Original assignee: Guangzhou Yuntong Shuda Technology Co ltd
Current assignee: Guangzhou Yuntong Shuda Technology Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-05

Abstract

The application relates to a tax information generation method, device, equipment and system based on digital currency. The method comprises the following steps: the merchant terminal and the user terminal carry out transaction based on data currency and generate transaction information; the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system; the digital currency system sends the transaction information to a tax system; the tax system processes the transaction information to generate tax information; and the digital currency system encrypts and stores the tax information. The method, the device, the equipment and the system for generating the tax information based on the digital currency can accurately count the business flow of the commercial tenant, ensure the controllability, the manageability and the check of the national tax payment management and provide a credible basis for the operations of tax declaration, account entry and the like.

Description

Tax information generation method, device, equipment and system based on digital currency

Technical Field

The application relates to the field of digital currency processing, in particular to a tax information generation method, device, equipment and system based on digital currency.

Background

Digital currency is an electronic form of central bank currency that can be used by both homes and businesses to make payments and store values. The payment tool can be called as digital RMB in China, is issued by the RMB, is participated in operation by a designated operation organization and exchanged to the public, supports the loose coupling function of bank accounts on the basis of a generalized account system, is equivalent to paper money and coins, and has value characteristics and compensation controllable anonymous payment tools.

In the prior art, receipt and billing data of merchants are separated and cannot correspond to each other one by one. The tax control machine and the tax control Key can only be bound with the transaction flow of invoices. The non-invoiced transaction running water cannot be counted. The existing tax mode completely depends on the merchant to declare transaction running water, and has human factors such as omission and the like, so that the tax collection is inaccurate. Moreover, tax administration departments judge the rate of the unqualified collection of each industry without reference, and only rely on merchant declaration and market research.

The digital currency can assist in simplifying daily operation flow related to the currency on the basis of realizing the function of the existing paper currency, and the application provides a new tax information generation method, device, equipment and system based on the digital currency.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may contain information that does not constitute prior art that is already known to a person of ordinary skill in the art.

Disclosure of Invention

In view of this, the present application provides a method, an apparatus, a device and a system for generating tax information based on digital currency, which can accurately count the business flow of a merchant, ensure the controllability, manageability and traceability of national tax payment management, and provide a reliable basis for operations such as tax return and entry.

Other features and advantages of the present application will be apparent from the following detailed description, or may be learned by practice of the application.

According to an aspect of the present application, there is provided a tax information generating method based on digital currency, the method including: the merchant terminal and the user terminal carry out transaction based on data currency and generate transaction information; the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system; the digital currency system sends the transaction information to a tax system; the tax system processes the transaction information to generate tax information; and the digital currency system encrypts and stores the tax information.

In an exemplary embodiment of the present application, further comprising: a merchant terminal acquires display information of a user terminal; the merchant terminal analyzes the display information to generate ciphertext information; the merchant side sends the ciphertext information and the encrypted transaction information to a digital currency system; and the digital currency system generates a transaction certificate based on the ciphertext information and the encrypted transaction information and provides the transaction certificate to the user.

In an exemplary embodiment of the present application, the merchant side encrypts and synchronizes transaction information to a digital currency system, including: the merchant side encrypts the transaction information through hardware; synchronizing the encrypted transaction information to the digital currency system.

In an exemplary embodiment of the present application, the merchant side encrypts the transaction information through hardware, including: the merchant terminal generates an encryption key based on the equipment information of the hardware equipment of the merchant terminal; storing the encryption key as a data signature of the transaction information.

In an exemplary embodiment of the present application, the digital currency system cryptographically stores the tax information, including: the digital currency system extracts a transaction serial number from the transaction information; generating a digital signature of the tax information based on the transaction serial number; and encrypting and storing the tax information based on the digital signature.

In an exemplary embodiment of the present application, the digital currency system generates a transaction credential based on the ciphertext information and the encrypted transaction information and provides the transaction credential to the user, including: the digital currency system acquires a user identifier based on the encrypted transaction information; decrypting the ciphertext information according to the user identification to obtain enterprise information; and generating a transaction certificate according to the transaction information and the enterprise information and providing the transaction certificate for the user.

In an exemplary embodiment of the present application, generating and providing transaction credentials to the user based on the transaction information and the business information includes: and the digital currency system sends the transaction information and the enterprise information to a tax system to obtain a transaction certificate and provide the transaction certificate to the user.

In an exemplary embodiment of the present application, the digital currency system sending the transaction information and the enterprise information to a tax system to obtain transaction credentials and provide the transaction credentials to the user includes: the digital currency system generating a transaction prompt based on the transaction credential; the digital currency system sends the transaction certificate to the merchant terminal; the digital currency system sending the transaction prompt to the user; the merchant location provides the transaction credentials to the user.

In an exemplary embodiment of the present application, the digital currency system sends the transaction credential to the merchant location, further comprising: the merchant terminal generates an encryption key based on the equipment information of the hardware equipment of the merchant terminal; storing the encryption key as a data signature of the transaction credential.

According to an aspect of the present application, there is provided a tax information generating apparatus based on digital money, the apparatus including: the transaction module is used for controlling the merchant end and the user end to carry out transaction based on the data currency and generate transaction information; the synchronization module is used for encrypting the transaction information by the merchant end and synchronizing the transaction information to the digital currency system; the sending module is used for controlling the digital currency system to send the transaction information to the tax system; the information module is used for controlling the tax system to process the transaction information so as to generate tax information; and the storage module is used for storing the tax information encrypted and stored by the digital currency system.

In an exemplary embodiment of the present application, further comprising: the display module is used for controlling the merchant end to acquire display information of the user end; the analysis module is used for controlling the merchant terminal to analyze the display information to generate ciphertext information; the transaction module is used for controlling the merchant end to send the ciphertext information and the encrypted transaction information to a digital currency system; and the return module is used for controlling the digital currency system to generate a transaction certificate based on the ciphertext information and the encrypted transaction information and providing the transaction certificate for the user.

According to an aspect of the present application, there is provided a tax information generating apparatus based on digital money, the apparatus including: the safety chip is used for carrying out transaction with the user side based on data currency and generating transaction information; encrypting the transaction information; and the communication module is used for synchronizing the encrypted transaction information to a digital currency system so as to assist in generating tax information.

In an exemplary embodiment of the present application, further comprising: the camera is used for acquiring display information from a user side; the safety chip is also used for analyzing the display information to generate ciphertext information; the communication module is also used for sending the ciphertext information and the encrypted transaction information to a digital currency system; transaction credentials are obtained by the digital currency system and provided to the user.

According to an aspect of the present application, there is provided a tax information generating system based on digital money, the system including: the merchant terminal is used for conducting transaction with the user terminal based on the data currency and generating transaction information; encrypting and synchronizing the transaction information to a digital currency system; the digital currency system is used for sending the transaction information to a tax system and encrypting and storing the tax information; and the tax system is used for processing the transaction information to generate tax information.

In an exemplary embodiment of the present application, further comprising: the merchant terminal is also used for acquiring the display information of the user terminal; analyzing the display information to generate ciphertext information; sending the ciphertext information and the encrypted transaction information to a digital currency system; and the digital currency system is also used for generating a transaction certificate by the ciphertext information and the encrypted transaction information and providing the transaction certificate for the user.

According to an aspect of the present application, an electronic device is provided, the electronic device including: one or more processors; storage means for storing one or more programs; when executed by one or more processors, cause the one or more processors to implement a method as above.

According to an aspect of the application, a computer-readable medium is proposed, on which a computer program is stored, which program, when being executed by a processor, carries out the method as above.

According to the method, the device, the equipment and the system for generating the tax information based on the digital currency, transaction is carried out on the basis of the data currency through a merchant end and a user end, and transaction information is generated; the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system; the digital currency system sends the transaction information to a tax system; the tax system processes the transaction information to generate tax information; the digital currency system can accurately count the business flow of the commercial tenant by encrypting and storing the tax information, ensure the controllability, the manageability and the checkability of the national tax payment management and provide a credible basis for the operations of tax declaration, account entry and the like.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the application.

Drawings

The above and other objects, features and advantages of the present application will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are only some embodiments of the present application, and other drawings may be derived from those drawings by those skilled in the art without inventive effort.

Fig. 1 is a block diagram illustrating a digital currency based tax information generation system according to one exemplary embodiment.

Fig. 2 is a flowchart illustrating a digital currency-based tax information generation method according to an example embodiment.

Fig. 3 is a flowchart illustrating a digital currency-based tax information generation method according to another exemplary embodiment.

Fig. 4 is a schematic diagram illustrating a digital currency-based tax information generation method according to another exemplary embodiment.

Fig. 5 is a schematic diagram illustrating a digital currency-based tax information generation method according to another exemplary embodiment.

Fig. 6 is a block diagram illustrating a digital currency based tax information generating apparatus according to an example embodiment.

Fig. 7 is a block diagram illustrating a digital currency-based tax information generating apparatus according to another exemplary embodiment.

Fig. 8 is a block diagram illustrating a digital currency-based tax information generating apparatus according to another exemplary embodiment.

Detailed Description

Example embodiments will now be described more fully with reference to the accompanying drawings. Example embodiments may, however, be embodied in many different forms and should not be construed as 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 concept of example embodiments to those skilled in the art. The same reference numerals denote the same or similar parts in the drawings, and thus, a repetitive description thereof will be omitted.

Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of embodiments of the application. One skilled in the relevant art will recognize, however, that the subject matter of the present application can be practiced without one or more of the specific details, or with other methods, components, devices, steps, and so forth. In other instances, well-known methods, devices, implementations, or operations have not been shown or described in detail to avoid obscuring aspects of the application.

The block diagrams shown in the figures are functional entities only and do not necessarily correspond to physically separate entities. I.e. these functional entities may be implemented in the form of software, or in one or more hardware modules or integrated circuits, or in different networks and/or processor means and/or microcontroller means.

The flow charts shown in the drawings are merely illustrative and do not necessarily include all of the contents and operations/steps, nor do they necessarily have to be performed in the order described. For example, some operations/steps may be decomposed, and some operations/steps may be combined or partially combined, so that the actual execution sequence may be changed according to the actual situation.

It will be understood that, although the terms first, second, third, etc. may be used herein to describe various components, these components should not be limited by these terms. These terms are used to distinguish one element from another. Thus, a first component discussed below may be termed a second component without departing from the teachings of the present concepts. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

It should be understood by those skilled in the art that the drawings are merely schematic representations of exemplary embodiments, and that the blocks or flowchart illustrations in the drawings are not necessarily required to practice the present application and, therefore, should not be considered to limit the scope of the present application.

The "digital money" in the present application is stored in the "digital money wallet", and payment is made through the "digital money wallet". Thus, the term "digital currency wallet" as used in this application refers to a means for storing and paying for digital goods, either in software, hardware or other form. However, the "digital money wallet" should have a function of storing and paying, but in practice it may be implemented by separate devices or modules, each of which may partially implement a part of the storing function or the paying function. For example, for a digital money purse at a subway entrance, it may only implement part of the payment function, but needs to cooperate with a digital money purse at a subway exit to implement a complete "digital money purse". The term "digital money wallet" as referred to in this application encompasses software, APP or hardware means of a fully implemented and partially implemented "digital money wallet".

It should be noted that the "digital currency wallet" of the present application does not include any third party payment instrument so-called "wallets", which are wallets that are truly capable of enabling the storage and payment of currency, rather than merely borrowing the concept of a "wallet" to show some similarity in its form.

The technical abbreviations referred to in this application are explained as follows:

and (4) order collection: and the merchant collects the consumption funds through the equipment.

Digital RMB: the digital renminbi popularized in the central row.

Digital RMB receipts equipment: the hardware equipment capable of realizing digital RMB bill collection supports a national encryption algorithm and can decrypt encrypted two-dimensional code information.

SM 9: the asymmetric encryption algorithm issued by the national code bureau.

Specifying APP: the user is used as a mobile phone app for enterprise information two-dimensional code management and billing information management and is connected with the ECPP operation service system.

ECPP operation service: the digital RMB operation service system supports digital RMB bill collecting and tax control service.

The tax system: a national or provincial tax service system or a software service system of an agency service organization.

Billing: the function of consumer invoicing through electronic channels.

Tax declaration: and tax declarations are realized through bill collection statistics.

Credibility: data credibility is realized through a cryptographic technology.

Digital RMB: the digital renminbi popularized in the central row.

Soft wallet: a software wallet of digital rmb.

A hard wallet: hardware wallet of digital RMB. Comprises the following steps: value wallets and quasi-account wallets. The central row has the corresponding technical specifications.

MAC: a message authentication code.

The applicant of the present application finds that the digitization of the tax service is a development target, the tax service at the merchant end collects tax through transaction running, and the type of the merchant is judged according to the transaction running water with invoices and the transaction running water without invoices as collection bases to collect tax amount. The electronic payment is a payment tool which is developed and matured in the market, and the digital RMB is taken as a payment tool mainly pushed by the state central authorities, so that the requirements of tax control services such as traceability, non-repudiation, transaction data privacy, transaction running water integrity and the like of the tax control services can be met.

Therefore, the tax information generation method based on the digital currency is provided, and credible transaction receipt and statistics are achieved through the hardware terminal by utilizing the traceability technical characteristics of the digital RMB. And a credible basis is provided for operations such as tax declaration, posting and the like.

The present application will be described in detail with reference to specific examples.

Fig. 1 is a block diagram illustrating a digital currency-based tax information generation system according to an exemplary embodiment.

As shown in fig. 1, the system architecture 10 may include

user terminals

101, 102, 103, a network 104 and merchant terminal 105, a digital currency system 106, and a tax system 107. The network 104 is used between the

clients

101, 102, 103 and the digital money system 106; between the

user side

101, 102, 103 and the merchant side 105; between merchant terminal 105 and digital currency system 106; the medium providing the communication link between the digital currency system 106 and the tax system 107. Network 104 may include various connection types, such as wired, wireless communication links, or fiber optic cables, to name a few.

A user may use a

user terminal

101, 102, 103 to interact with a merchant terminal 105 over a network 104 to receive or transmit transaction-related data, and the like. The

user terminals

101, 102, 103 may have various transaction support applications installed thereon, such as shopping applications, ordering applications, financial applications, digital currency applications, and the like.

The

user terminals

101, 102, 103 may be various electronic devices having a display screen and supporting web browsing, including but not limited to smart phones, tablet computers, laptop portable computers, desktop computers, and the like.

The merchant terminal 105 may be a server providing various services, such as performing coordination of digital currency transactions by users using the

user terminals

101, 102, 103. The merchant terminal 105 may facilitate processing of the transaction and feedback the processing results (transaction credentials) to the

user terminals

101, 102, 103.

The digital currency system 106 and the tax system 107 may also be servers providing various services, such as performing digital currency transactions between the

user terminals

101, 102, 103 and the merchant terminal 105. The digital currency system 106 may process the transaction and feed back the processing result (transaction voucher) to the merchant end 105; the tax system 107 may generate tax information based on the transaction and feed the tax information back to the digital currency system 106.

The merchant end 105 may, for example, transact with the user ends 101, 102, 103 based on the data currency and generate transaction information; the merchant end 105 may, for example, encrypt and synchronize transaction information to the digital currency system 106; the digital currency system 106 sends the transaction information to a tax system 107; the tax system 107 processes the transaction information to generate tax information; the digital currency system 106 stores the tax information in encrypted form.

The merchant terminal 105 may for example obtain the presentation information of the

user terminals

101, 102, 103; the merchant terminal 105 may, for example, parse the display information to generate ciphertext information; the merchant terminal 105 may, for example, send the ciphertext information and the encrypted transaction information to the digital currency system 106; the digital currency system 106 may generate a transaction credential based on the ciphertext information and the encrypted transaction information, for example, and provide the transaction credential to the

user side

101, 102, 103.

The digital currency system 106 and the tax system 107 may be a single entity server, or may be composed of multiple servers, for example, it should be noted that the method for generating tax information based on digital currency provided in this embodiment of the present application may be executed by the

user terminals

101, 102, 103, the merchant terminal 105, the digital currency system 106, and the tax system 107, and accordingly, the device for generating tax information based on digital currency may be disposed on the

user terminals

101, 102, 103, the merchant terminal 105, the digital currency system 106, and the tax system 107.

Fig. 2 is a flowchart illustrating a digital currency based tax information generation method according to an example embodiment. The tax information generating method 20 based on digital money includes at least steps S202 to S210.

As shown in fig. 2, in S202, the merchant side and the user side perform a transaction based on the data currency and generate transaction information.

In S204, the merchant encrypts and synchronizes the transaction information to the digital currency system. The merchant side can encrypt the transaction information through hardware, for example; synchronizing the encrypted transaction information to the digital currency system.

In one embodiment, the transaction information may include: transaction time, transaction serial number, payment wallet number, payee wallet number, device number, billing unit information, billing amount (unit price, quantity, total price, tax amount), billing type.

More specifically, the merchant terminal may generate an encryption key based on the device information of the hardware device of the merchant terminal; storing the encryption key as a data signature of the transaction information.

In one embodiment, the hardware device at the merchant end is internally provided with a digital certificate and a management key issued by an operation organization (including a bank and a government organization), and the digital certificate and the management key comprise: asymmetric keys and symmetric keys. The digital tax system is internally provided with a security chip, and provides a secure environment for storing and calculating keys. The tax counter supports the main scanning and scanned receipt of the soft wallet and supports the NFC pasting and receiving receipt of the hardware wallet. The method supports the information input of billing enterprises, supports the input of mobile phone numbers, supports account checking and tax reporting, and supports personnel information management and authentication.

In S206, the digital currency system sends the transaction information to a tax system.

In S208, the tax system processes the transaction information to generate tax information.

In S210, the digital currency system stores the tax information in an encrypted manner. The digital currency system may, for example, extract a transaction serial number from the transaction information; generating a digital signature of the tax information based on the transaction serial number; and encrypting and storing the tax information based on the digital signature.

According to the tax information generation method based on the digital currency, transaction is carried out on the basis of the data currency through a merchant end and a user end, and transaction information is generated; the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system; the digital currency system sends the transaction information to a tax system; the tax system processes the transaction information to generate tax information; the digital currency system can accurately count the business flow of the commercial tenant by encrypting and storing the tax information, ensure the controllability, the manageability and the checkability of the national tax payment management and provide a credible basis for the operations of tax declaration, account entry and the like.

It should be clearly understood that this application describes how to make and use particular examples, but the principles of this application are not limited to any details of these examples. Rather, these principles can be applied to many other embodiments based on the teachings of the present disclosure.

Fig. 3 is a flowchart illustrating a digital currency-based tax information generation method according to another exemplary embodiment. The process 30 shown in fig. 3 is a supplementary description of the process shown in fig. 2.

As shown in fig. 3, in S302, the merchant obtains the display information of the user terminal.

In S304, the merchant terminal analyzes the display information to generate ciphertext information. The ciphertext information can comprise billing enterprise information, the billing enterprise information is input in a two-dimensional code scanning mode, and the two-dimensional code information can be plaintext or ciphertext. The cipher text information and the enterprise information can be kept secret and can be transmitted randomly. Only the hardware can decrypt.

In S306, the merchant sends the ciphertext information and the encrypted transaction information to a digital currency system.

In S308, the digital currency system generates a transaction credential based on the ciphertext information and the encrypted transaction information and provides the transaction credential to the user. The digital currency system may, for example, obtain a user identification based on the encrypted transaction information; decrypting the ciphertext information according to the user identification to obtain enterprise information; and generating a transaction certificate according to the transaction information and the enterprise information and providing the transaction certificate to the user side.

And the digital currency system sends the transaction information and the enterprise information to a tax system to obtain a transaction certificate and provide the transaction certificate to the user side.

In one embodiment, the digital currency system may generate a transaction prompt, for example, based on transaction credentials; the digital currency system may, for example, send the transaction credentials to the merchant end; the digital currency system may, for example, send the transaction prompt to the user end; the merchant end may, for example, provide the transaction credentials to the user end.

In one embodiment, further comprising: the merchant terminal generates an encryption key based on the equipment information of the hardware equipment of the merchant terminal; storing the encryption key as a data signature of the transaction credential.

In an actual application scene, a user downloads a specified app, inputs a mobile phone number and logs in authentication; after the APP is opened for the first time, basic information of an invoicing enterprise can be recorded. And the ECPP generates encryption information corresponding to the mobile phone number of the user according to the mobile phone number. ECPP uses the encrypted information to make the enterprise information confidential; and returning the encrypted ciphertext information to the user.

The appointed APP carries out two-dimensional code coding on the ciphertext data; and the two-dimensional code can be displayed. When a user makes an invoice, the APP is used for displaying the two-dimensional code in a return mode, and after the merchant receives the two-dimensional code, the two-dimensional code information is analyzed. And the order receiving equipment submits the ECPP billing enterprise ciphertext information and the order receiving transaction to the ECPP.

And the ECPP uses the key of the user, the decrypted billing information and the receipt information to submit the tax system together to complete billing. And the ECPP returns basic billing information to the bill receiving equipment and synchronously pushes short messages to the appointed APP and the user mobile phone short messages for reminding.

Fig. 4 is a schematic diagram illustrating a digital currency-based tax information generation method according to another exemplary embodiment. Figure 4 shows the flow of digital currency based transactions in one practical application.

The user installs the user edition of the appointed APP on the user terminal, and the merchant can process the digital currency transaction according to the merchant edition of the appointed APP by the aid of a security chip, a communication module, an invoicing module and the like which are arranged in the merchant terminal. The order collection function realizes the function according to the transaction formats of the compulsory bank and the operation organization bank, and can also realize the functions of invoicing and tax declaration according to the system transaction interface of the tax organization.

The merchant transmits the digital currency receipt data to the ECPP server, which processes the receipt data through its built-in receipt service.

In the process of transaction between the user and the merchant, if the user needs to make out a transaction certificate, the user can also display the ciphertext information in the form of the two-dimensional code to the merchant, the merchant transmits the ciphertext information to the ECPP server for processing, the invoicing service of the ECPP server transmits transaction related data to the tax system in an invoicing application mode, and the transaction certificate is obtained through the tax system.

The ECPP server returns the transaction certificate to the merchant terminal, and the merchant terminal returns the transaction certificate to the user terminal to complete the billing process. The ECPP server stores transaction related data locally encrypted.

The digital RMB operation mechanism can call the transaction related data stored in the ECPP in an encrypted manner and carry out reconciliation and other processing.

In the application, a user is used as a payer to pay through the digital RMB, the digital RMB wallet number is in a real name system, and payment transaction details can be inquired through an operation institution bank; all transaction details of the payee are stored in an encrypted manner through hardware equipment, and the encrypted data are synchronized to the operation service system and can be used as data bases for account checking and tax declaring.

The merchant is a non-repudiation transaction as a payee: the merchant can only use the equipment after logging in the equipment; the invoicing data is signed by a hardware device key, and the signature data has non-repudiation of payment and invoicing transaction. Both invoicing information and non-invoicing information are non-repudiatable.

The transaction information meets the business requirements; the transaction serial number participates in the digital signature and has the characteristics of non-repudiation and non-tampering, so that the transaction serial number is ensured to be unrepeatable and non-tampering.

Fig. 5 is a schematic diagram illustrating a digital currency-based tax information generation method according to another exemplary embodiment. Figure 4 shows details of data storage in a digital currency based transaction in one practical application.

In the hardware equipment of the merchant end, basic information of the transaction is stored by a digital signature method, and the basic information can comprise data such as transaction flow, payment purses, collection purses, payment amount, payment time, collection merchant business numbers and the like.

The hardware of the merchant end also stores the invoicing transaction details by a digital signature method, and the invoicing transaction details can include information such as payment time, name of a collection institution, information of a payment institution, invoicing unit price, quantity, total price, tax amount, invoicing type and the like.

The hardware device at the merchant end sends data related to the transaction to the ECPP server, and the ECPP server exchanges information with the tax system to open a transaction certificate. The ECPP server locally extracts tax declaration transaction details from the transaction related data and stores the tax declaration transaction details in an encryption mode. The tax return transaction detail can comprise payment detail, invoicing detail, service institution information, tax return time, tax return type and the like.

And the hardware equipment of the merchant end and the encryption machine of the ECPP system negotiate the MAC key point to point. And calculating the MAC value of the transaction data by the MAC key, calculating by the sender, and verifying by the receiver.

In the application, the hardware of the merchant and the encryption machine of the ECPP system negotiate a group of symmetric keys point to point, and the negotiated symmetric keys encrypt transaction data. The privacy of the tax control transaction data can be ensured.

According to the tax information generation method based on the digital currency, the tax control service is completed through the digital currency bill collecting equipment, and the strategic target of national tax reform of gold tax reform of digital tax system can be achieved. The method can accurately count the business flow of the commercial tenant, and ensure the national tax payment management, controllability, manageability, traceability, safety and credibility. The strong association among the mobile phone number, the enterprise and the unit can be realized.

Those skilled in the art will appreciate that all or part of the steps implementing the above embodiments are implemented as computer programs executed by a CPU. When executed by the CPU, performs the functions defined by the methods provided herein. The program may be stored in a computer readable storage medium, which may be a read-only memory, a magnetic or optical disk, or the like.

Furthermore, it should be noted that the above-mentioned figures are only schematic illustrations of the processes involved in the method according to exemplary embodiments of the present application and are not intended to be limiting. It will be readily understood that the processes shown in the above figures are not intended to indicate or limit the chronological order of the processes. In addition, it is also readily understood that these processes may be performed, for example, synchronously or asynchronously in multiple modules.

The following are embodiments of the apparatus of the present application that may be used to perform embodiments of the method of the present application. For details which are not disclosed in the embodiments of the apparatus of the present application, reference is made to the embodiments of the method of the present application.

Fig. 6 is a block diagram illustrating a digital currency based tax information generating apparatus according to an example embodiment. As shown in fig. 6, the digital currency based tax information generating apparatus 60 includes: a transaction module 602, a synchronization module 604, a sending module 606, an information module 608, and a storage module 610.

The transaction module 602 is configured to control the merchant end and the user end to perform a transaction based on the data currency and generate transaction information;

the synchronization module 604 is configured to control the merchant to encrypt the transaction information and synchronize the transaction information with the digital currency system; the synchronization module 604 is further configured to control the merchant to encrypt the transaction information through hardware; synchronizing the encrypted transaction information to the digital currency system.

The sending module 606 is used for controlling the digital currency system to send the transaction information to the tax system;

the information module 608 is configured to control the tax system to process the transaction information to generate tax information;

the storage module 610 is used for storing the tax information encrypted by the digital currency system. The storage module 610 is further used for controlling the digital currency system to extract a transaction serial number from the transaction information; generating a digital signature of the tax information based on the transaction serial number; and encrypting and storing the tax information based on the digital signature.

Fig. 7 is a block diagram illustrating a digital currency-based tax information generating apparatus according to another exemplary embodiment. As shown in fig. 7, the digital currency-based tax information generation apparatus 70 includes: presentation module 702, parsing module 704, transaction module 706, and return module 708.

The display module 702 is used for controlling a merchant end to acquire display information of a user end;

the analysis module 704 is used for controlling the merchant terminal to analyze the display information to generate ciphertext information;

the transaction module 706 is configured to control the merchant to send the ciphertext information and the encrypted transaction information to a digital currency system;

the return module 708 is configured to control the digital currency system to generate a transaction credential based on the ciphertext information and the encrypted transaction information and provide the transaction credential to the user. The returning module 708 is further configured to obtain, by the digital currency system, a user identifier based on the encrypted transaction information; decrypting the ciphertext information according to the user identification to obtain enterprise information; and generating a transaction certificate according to the transaction information and the enterprise information and providing the transaction certificate to the user side.

According to the tax information generating device based on the digital currency, transaction is carried out on the basis of the data currency through a merchant end and a user end, and transaction information is generated; the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system; the digital currency system sends the transaction information to a tax system; the tax system processes the transaction information to generate tax information; the digital currency system can accurately count the business flow of merchants by encrypting and storing the tax information, ensure the controllability, manageability and traceability of national tax payment management, and provide credible basis for tax return, account entry and other operations.

Fig. 8 is a block diagram illustrating a digital currency-based tax information generating apparatus according to another exemplary embodiment. As shown in fig. 8, the digital currency based tax information generating apparatus 80 includes: the system comprises a security chip 802, a communication module 804 and a camera 806.

The security chip 802 is used for performing transaction with a user side based on data currency and generating transaction information; encrypting the transaction information; the display information is analyzed to generate ciphertext information;

the communication module 804 is configured to synchronize the encrypted transaction information to a digital currency system to assist in generating tax information. The system is also used for sending the ciphertext information and the encrypted transaction information to a digital currency system; transaction credentials are obtained by the digital currency system and provided to the user.

The camera 806 is used for acquiring display information from a user side;

through the above description of the embodiments, those skilled in the art will readily understand that the exemplary embodiments described herein may be implemented by software, or by software in combination with necessary hardware. Therefore, the technical solution according to the embodiments of the present application can be embodied in the form of a software product, which can be stored in a non-volatile storage medium (which can be a CD-ROM, a usb disk, a removable hard disk, etc.) or on a network, and includes several instructions to enable a computing device (which can be a personal computer, a server, or a network device, etc.) to execute the above method according to the embodiments of the present application.

The software product may employ any combination of one or more readable media. The readable medium may be a readable signal medium or a readable storage medium. A readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples (a non-exhaustive list) of the readable storage medium include: an electrical connection having one or more wires, a portable disk, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing.

The computer readable storage medium may include a propagated data signal with readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A readable storage medium may also be any readable medium that is not a readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a readable storage medium may be transmitted using any appropriate medium, including but not limited to wireless, wireline, optical fiber cable, RF, etc., or any suitable combination of the foregoing.

Program code for carrying out operations of the present application may be written in any combination of one or more programming languages, including an object oriented programming language such as Java, C + + or the like and conventional procedural programming languages, such as the "C" programming language or similar programming languages. The program code may execute entirely on the user's computing device, partly on the user's device, as a stand-alone software package, partly on the user's computing device and partly on a remote computing device, or entirely on the remote computing device or server. In the case of a remote computing device, the remote computing device may be connected to the user computing device through any kind of network, including a Local Area Network (LAN) or a Wide Area Network (WAN), or may be connected to an external computing device (e.g., through the internet using an internet service provider).

The computer readable medium carries one or more programs which, when executed by a device, cause the computer readable medium to perform the functions of: the merchant terminal and the user terminal carry out transaction based on data currency and generate transaction information; the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system; the digital currency system sends the transaction information to a tax system; the tax system processes the transaction information to generate tax information; and the digital currency system encrypts and stores the tax information. The computer readable medium may also implement the following functions: a merchant terminal acquires display information of a user terminal; the merchant terminal analyzes the display information to generate ciphertext information; the merchant terminal sends the ciphertext information and the encrypted transaction information to a digital currency system; and the digital currency system generates a transaction certificate based on the ciphertext information and the encrypted transaction information and provides the transaction certificate to the user.

Those skilled in the art will appreciate that the modules described above may be distributed in the apparatus according to the description of the embodiments, or may be modified accordingly in one or more apparatuses unique from the embodiments. The modules of the above embodiments may be combined into one module, or further split into multiple sub-modules.

Through the above description of the embodiments, those skilled in the art will readily understand that the exemplary embodiments described herein may be implemented by software, or by software in combination with necessary hardware. Therefore, the technical solution according to the embodiment 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.) or on a network, and includes several instructions to enable a computing device (which may be a personal computer, a server, a mobile terminal, or a network device, etc.) to execute the method according to the embodiment of the present application.

Exemplary embodiments of the present application are specifically illustrated and described above. It is to be understood that the application is not limited to the details of construction, arrangement, or method of implementation described herein; on the contrary, the application is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.

Claims

1. A tax information generating method based on digital currency is characterized by comprising the following steps:

the merchant terminal and the user terminal carry out transaction based on data currency and generate transaction information;

the merchant side encrypts the transaction information and synchronizes the transaction information to the digital currency system;

the digital currency system sends the transaction information to a tax system;

the tax system processes the transaction information to generate tax information;

and the digital currency system encrypts and stores the tax information.

2. The tax information generating method according to claim 1, further comprising:

a merchant terminal acquires display information of a user terminal;

the merchant terminal analyzes the display information to generate ciphertext information;

the merchant terminal sends the ciphertext information and the encrypted transaction information to a digital currency system;

and the digital currency system generates a transaction certificate based on the ciphertext information and the encrypted transaction information and provides the transaction certificate to the user side.

3. The tax information generating method according to claim 1, wherein the merchant encrypts and synchronizes the transaction information to the digital currency system, comprising:

the merchant side encrypts the transaction information through hardware;

synchronizing the encrypted transaction information to the digital currency system.

4. The tax information generating method of claim 3, wherein the merchant encrypts the transaction information through hardware, comprising:

the merchant terminal generates an encryption key based on the equipment information of the hardware equipment of the merchant terminal;

storing the encryption key as a data signature of the transaction information.

5. The tax information generating method according to claim 1, wherein said digital currency system stores said tax information in encrypted form, comprising:

the digital currency system extracts a transaction serial number from the transaction information;

generating a digital signature of the tax information based on the transaction serial number;

and encrypting and storing the tax information based on the digital signature.

6. The tax information generating method according to claim 2, wherein the digital currency system generates a transaction certificate based on the ciphertext information and the encrypted transaction information and provides the transaction certificate to the user side, comprising:

the digital currency system acquires a user identifier based on the encrypted transaction information;

decrypting the ciphertext information according to the user identification to obtain enterprise information;

and generating a transaction certificate according to the transaction information and the enterprise information and providing the transaction certificate to the user side.

7. The tax information generating method according to claim 6, wherein generating a transaction voucher based on the transaction information and the enterprise information and providing the transaction voucher to the user side comprises:

8. The tax information generating method according to claim 7, wherein the digital currency system sends the transaction information and the enterprise information to a tax system to obtain a transaction voucher to be provided to the user side, comprising:

the digital currency system generating a transaction prompt based on the transaction credential;

the digital currency system sends the transaction certificate to the merchant terminal;

the digital currency system sends the transaction prompt to the user side;

and the merchant terminal provides the transaction certificate to the user terminal.

9. The tax information generating method according to claim 8, wherein said digital currency system sends said transaction credentials to said merchant location, further comprising:

storing the encryption key as a data signature of the transaction credential.

10. A tax information generating apparatus based on digital money, comprising:

the transaction module is used for controlling the merchant end and the user end to carry out transaction based on the data currency and generate transaction information;

the synchronous module is used for controlling the merchant end to encrypt the transaction information and synchronize the transaction information to the digital currency system;

the sending module is used for controlling the digital currency system to send the transaction information to the tax system;

the information module is used for controlling the tax system to process the transaction information so as to generate tax information;

and the storage module is used for storing the tax information encrypted and stored by the digital currency system.

11. The tax information generating apparatus according to claim 10, further comprising:

the display module is used for controlling the merchant end to acquire display information of the user end;

the analysis module is used for controlling the merchant terminal to analyze the display information to generate ciphertext information;

the transaction module is used for controlling the merchant end to send the ciphertext information and the encrypted transaction information to a digital currency system;

and the return module is used for controlling the digital currency system to generate a transaction certificate based on the ciphertext information and the encrypted transaction information and providing the transaction certificate to the user side.

12. A tax information generating apparatus based on digital money, characterized by comprising:

the safety chip is used for carrying out transaction with the user side based on data currency and generating transaction information; encrypting the transaction information;

and the communication module is used for synchronizing the encrypted transaction information to a digital currency system so as to assist in generating tax information.

13. The tax information generating apparatus according to claim 12, further comprising:

the camera is used for acquiring display information from a user side;

the safety chip is also used for analyzing the display information to generate ciphertext information;

the communication module is also used for sending the ciphertext information and the encrypted transaction information to a digital currency system; transaction credentials are obtained by the digital currency system and provided to the user.

14. A tax information generating system based on digital money, comprising:

the merchant terminal is used for conducting transaction with the user terminal based on the data currency and generating transaction information; encrypting and synchronizing the transaction information to a digital currency system;

the digital currency system is used for sending the transaction information to a tax system and encrypting and storing the tax information;

and the tax system is used for processing the transaction information to generate tax information.

15. The tax information generating system according to claim 14, further comprising:

the merchant terminal is also used for acquiring the display information of the user terminal; analyzing the display information to generate ciphertext information; sending the ciphertext information and the encrypted transaction information to a digital currency system;

and the digital currency system is also used for generating a transaction certificate by the ciphertext information and the encrypted transaction information and providing the transaction certificate for the user.