WO2022001945A1

WO2022001945A1 - Blockchain and application system combined non-intrusive method, server, and medium

Info

Publication number: WO2022001945A1
Application number: PCT/CN2021/102715
Authority: WO
Inventors: 章坚; 郑锦荣; 张再军
Original assignee: 中兴通讯股份有限公司
Priority date: 2020-06-28
Filing date: 2021-06-28
Publication date: 2022-01-06
Also published as: CN113849555A

Abstract

Embodiments of the present application relate to the field of communications. Disclosed are a blockchain and application system combined non-intrusive method, a server, and a medium. In the present application, the method comprises: in response to an electronic seal stamping request, stamping an electronic seal on a file to be stamped with the electronic seal; obtaining seal usage information of the file stamped with the electronic seal, and storing the seal usage information by means of a blockchain system; and generating a file identification code corresponding to the seal usage information, such that a user can obtain the seal usage information of the stamped file from the blockchain system by means of the file identification code.

Description

Non-intrusive method, server and medium for combination of blockchain and application system

cross reference

This application is based on the Chinese patent application with the application number "202010600082.9" and the application date is June 28, 2020, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated by reference. Apply.

technical field

The embodiments of the present application relate to the field of IT application systems and communications, and in particular, to a non-invasive method, server and medium for combining a blockchain with an application system.

Background technique

At present, stamping the seal on the signing document is a common verification and certification method in the process of signing the contract. The industries covered by the seal signing include: financial industry (banking, securities, insurance), manufacturing, construction, transportation, information services, leasing , film and television media, etc. However, traditional seals are easily deformed and aged during use, and are not easy to carry. Therefore, electronic seals came into being and began to be widely used gradually. It can be used in different places quickly, and there is no aging problem. However, the documents sealed with the electronic seal are still in the form of electronic documents. When used offline, if criminals use some software to tamper with the sealed documents, it is not easy to be identified; Security is not high.

SUMMARY OF THE INVENTION

The embodiments of the present application provide a non-invasive method for combining a blockchain with an application system, including: in response to an electronic seal stamping request, stamping an electronic stamp on a document to be stamped with an electronic stamp; The seal information of the sealed document of the seal, and the seal information is stored through the blockchain system; the file identification code corresponding to the seal information is generated, and the user can obtain the seal from the blockchain system through the file identification code. Chapter information for the file.

Embodiments of the present application also provide a server, including: at least one processor; and a memory connected in communication with the at least one processor; wherein the memory stores instructions executable by the at least one processor, and the instructions are executed by the at least one processor. The processor executes, so that at least one processor can execute the above-mentioned non-intrusive method of combining the blockchain with the application system.

Embodiments of the present application also provide a computer-readable storage medium storing a computer program, and when the computer program is executed by a processor, the above-mentioned non-intrusive method for combining a blockchain with an application system is implemented.

Description of drawings

One or more embodiments are exemplified by the pictures in the corresponding drawings, and these exemplified descriptions do not constitute limitations on the embodiments.

1 is a flowchart of a non-intrusive method for combining a blockchain with an application system according to the first embodiment of the present application;

FIG. 2 is a schematic diagram of a non-intrusive system architecture combining a blockchain and an application system according to the first embodiment of the present application;

3 is a flowchart of a non-intrusive method for combining a blockchain and an application system according to the second embodiment of the present application;

4 is a schematic diagram of the authenticity verification of the stamped document according to the second embodiment of the present application;

5 is a schematic structural diagram of a non-intrusive device combining a blockchain and an application system according to the third embodiment of the present application;

FIG. 6 is a schematic structural diagram of a server according to a fourth embodiment of the present application.

detailed description

In order to make the objectives, technical solutions and advantages of the embodiments of the present application more clear, each embodiment of the present application will be described in detail below with reference to the accompanying drawings. However, those of ordinary skill in the art can understand that, in each embodiment of the present application, many technical details are provided for the reader to better understand the present application. However, even without these technical details and various changes and modifications based on the following embodiments, the technical solutions claimed in the present application can be realized. The following divisions of the various embodiments are for the convenience of description, and should not constitute any limitation on the specific implementation of the present application, and the various embodiments may be combined with each other and referred to each other on the premise of not contradicting each other.

The purpose of the embodiments of the present application is to provide a non-intrusive method, server and medium combining blockchain and application system, through the new non-intrusive method combining blockchain and application system, to improve the efficiency of electronic seal use process. safety.

The first embodiment of the present application relates to a non-intrusive method of combining a blockchain with an application system. In response to an electronic seal stamping request, an electronic seal is stamped on a document to be stamped with an electronic stamp; The stamp information of the stamped file is stored, and the stamp information is stored through the blockchain system; the file identification code corresponding to the stamp information is generated for the user to obtain the stamped file from the blockchain system through the file identification code. Chapter information. By pre-acquiring and storing the stamp information of the stamped file through the blockchain system, and adding the file identification code to the stamped file, the user can obtain the stamp information of the stamped file according to the file identification code. Pseudo-verification is performed to avoid malicious tampering of stamped documents during offline processing, which improves the security of electronic seals in the process of using them.

The implementation details of the non-invasive method of combining the blockchain and the application system of this embodiment are described below. The following content is only provided for the convenience of understanding, and is not necessary for implementing this solution.

The non-intrusive method of combining the blockchain and the application system in this embodiment is applied to the non-intrusive system combining the blockchain and the application system, that is, one of the non-intrusive systems that can be combined by the blockchain and the application system server to execute the method. For example, a non-intrusive system of blockchain combined with an application system can seal documents for registered businesses, which can be contract documents, for example. Some managers in the enterprise have the authority to apply for stamping. When stamping is required, you can log in to the non-intrusive system combining the blockchain and the application system through the terminal, and upload the electronic files that need to be stamped with the electronic seal to the non-intrusive system combining the blockchain and the application system for stamping. chapter. The above is only an example of an application scenario, but it is not limited to this.

The specific process of this embodiment is shown in Figure 1, which specifically includes the following steps:

Step 101, in response to the electronic seal affixing request, affix an electronic seal to the document to be affixed with the electronic seal.

Specifically, the non-intrusive system combining the blockchain and the application system can affix an electronic seal to the document to be affixed with an electronic seal when it receives an electronic seal affixing request. Among them, the document to be affixed with the electronic seal can be carried in the electronic seal affixing request and sent; it can also be pre-stored in the non-intrusive system combining the blockchain and the application system. At this time, the electronic seal affixing request is in progress. Only the file identifier of the file to be stamped with the electronic seal can be carried, and the non-intrusive system combining the blockchain and the application system can find the file according to the file identifier.

In one example, the non-intrusive system combining the blockchain and the application system processes the electronic seal stamping request according to the security level of the document to be stamped with the electronic seal, and when receiving the electronic stamp stamping request, detects the stamping request to be stamped. Whether the security level of the document with the electronic seal is lower than the preset level threshold; if the security level of the file is lower than the preset level threshold, the document will be stamped with an electronic seal; if the security level of the document is not lower than the preset level threshold, then Submit for review, and affix an electronic seal to the document when it is approved.

The security level of the file to be stamped with the electronic seal may be determined and set according to the authority level of the user or terminal submitting the file or the importance of the file itself; the preset level threshold may be based on the security level of various files in the business processing process. The importance level is set or set by the user. This embodiment does not limit the determination and setting of the security level and the preset level threshold.

In addition, when submitting the electronic seal stamping request of the document whose security level exceeds the preset level threshold to the review, the review request that requires the review and decision-making of the senior leader shall be submitted to the leader responsible for the document. The leader can use the mobile phone, Terminal devices such as tablets or computers sign and approve the audit request. After the approval and confirmation by the leader, the non-intrusive system combining the blockchain and the application system affixes the electronic seal to the documents to be stamped with the electronic seal. This embodiment does not limit the specific method and equipment used in the approval by the leader. Wherein, setting the security level according to the document to be affixed with the electronic seal, and improving the different processing methods for different security levels, can further improve the security of using the electronic seal.

Step 102 , obtaining the seal information of the sealed document that has been stamped with the electronic seal, and storing the seal information through the blockchain system.

Specifically, the non-intrusive system that combines the blockchain and the application system needs to affix the electronic seal to the document to be affixed with the electronic seal. For archiving, when archiving, the system obtains the seal information of the sealed document that has been stamped with the electronic seal, and stores the seal information through the blockchain system.

For example, the structure of the non-intrusive system based on the blockchain system combined with the application system is shown in Figure 2, including the business layer 201 composed of users and multiple business nodes; the area connected with users or business nodes A non-intrusive system 202 that combines blockchain and application systems; a blockchain system 203 that provides blockchain capabilities, the ability to store, query, and verify seal information, as well as various standard servers and computers for providing The IaaS (Infrastructure as a Service) platform 204 with basic IT computing capabilities, after receiving the seal request initiated by the user at the business layer 201, the non-intrusive 202 combination of the blockchain and the application system pairs the seal request Process, add an electronic seal to the document to be sealed, and then the block chain system 203 embeds the use seal information into the block chain through the block chain system according to the calculation result of the seal information of the sealed document by the Iaas platform, Store the seal information, and provide the information check function when it is necessary to check the seal information. By using the blockchain system to store the seal information, the stored seal information can be prevented from being tampered with in the storage area to the greatest extent, and the security and reliability of the seal information storage can be improved.

Wherein, the seal information of the stored sealed document may include any one or any combination of the following: the stamping time of the electronic seal, the summary information of the sealed document, the applicant for the electronic seal, the signer of the electronic seal, Element information of the stamped file, such as the IP address of the terminal that initiates the electronic seal stamping request, and the geographic location information of the terminal that initiates the electronic stamp stamping request. Among them, various information of the stamped file is stored as stamping information, which can increase the probability of detecting the tampering traces of the stamped file by viewing the stamped file after the stamped file is maliciously tampered with, thereby improving the authenticity of the stamped file. reliability of the test results.

In addition, in practical applications, the specific composition of the seal information to be stored may be selected according to actual conditions or needs, and this embodiment does not limit the amount of information specifically included in the seal information.

Step 103: Generate a file identification code corresponding to the seal information for the user to obtain the seal information of the sealed file from the blockchain system through the file identification code.

Specifically, the non-intrusive system combined with the blockchain and the application system, after storing the seal information of the stamped file, generates a file identification code corresponding to the stamp information for the stamped file, so that the user can pass the file identification code. Obtain the seal information of the sealed document from the blockchain system, and then the user can verify the authenticity of the sealed document according to the obtained seal information.

The seal information has been stored in advance through the blockchain system. When the user wants to detect the authenticity of the sealed document, the non-intrusive system combining the blockchain and the application system will send the file identification code corresponding to the seal information to the user. The user can query on the company's official website according to the received document identification code, that is, enter the document identification code on the query page provided by the company's official website, and the server of the company's official website can use the non-intrusive system that combines the blockchain and the application system. In the blockchain system, the information of the seal corresponding to the document identification code stored is read and displayed for the user to view and verify the authenticity, thereby improving the security during the use of the electronic seal.

Thus, the present embodiment provides a non-invasive method of combining a blockchain with an application system. By processing the stamping request according to the security level of the document requested to be stamped, the processing efficiency of the stamping request is improved; The seal information of the seal file is stored in the blockchain system, and a file identification code bound to the seal information is generated for users to query the seal information, and the authenticity of the seal file is checked through various seal information. The verification prevents the user from obtaining the tampered seal document without knowing it, and improves the security during the use of the electronic seal.

The second embodiment of the present application relates to a non-intrusive method for combining a blockchain with an application system. The second embodiment is substantially the same as the first embodiment. After the electronic seal, a random number corresponding to the stamped file is generated for the user to restore the stamped file according to the random number for authenticity verification; and a verification QR code is added to the stamped file for the user to scan and verify the QR code. , can obtain the stamp information of the stamped document, simplify the steps for users to verify the authenticity of the stamped document, and improve the verification efficiency. Further, after described generating the file identification code corresponding to the seal information, it also includes: binding the file identification code corresponding to the seal information with the seal information of the stamped file; therefore, the user By scanning the verification QR code to obtain the stamp information of the stamped document, the document identification code of the stamped document can also be obtained. That is, the user can simultaneously obtain the seal information and the document identification code of the stamped document by scanning the verification QR code, which is convenient and fast; It can also be used for the second verification of the electronic seal through another platform based on the document identification code obtained this time; it can avoid the tampering of the two-dimensional code resulting in the acquisition of false seal information, and further improve the security of the electronic seal use process. sex.

The specific flow chart of the non-intrusive method for combining the blockchain and the application system in this embodiment is shown in Figure 3, which specifically includes the following steps:

Step 301, in response to the electronic seal stamping request, stamp the electronic stamp on the document to be stamped with the electronic stamp.

Step 302 , obtaining the seal information of the sealed document that has been stamped with the electronic seal, and storing the seal information through the blockchain system.

Step 301 and step 302 in this embodiment are substantially the same as step 101 and step 102 in the first embodiment, and will not be repeated here.

Step 303 , adding a verification two-dimensional code to the stamped document, so that the user can obtain the stamp information and file identification code of the stamped document by scanning the verification two-dimensional code.

Specifically, the non-intrusive system combining the blockchain and the application system generates and adds a verification two-dimensional verification for the authenticity of the stamped file after storing the stamping information of the stamped file. For users to scan the verification QR code on the stamped document to obtain the stamp information and file identification code of the stamped document, and to verify the authenticity of the stamped document.

In one example, the non-intrusive system combining blockchain and application system adds a verification QR code to the stamped document, and feeds back the verification result to the user in response to the verification request initiated by the user by scanning the verification QR code , the verification result includes the seal information and file identification code of the stamped file. When the user obtains the stamp information of the stamped file from the blockchain system through the file identification code, the user can obtain the stamped file through another platform according to the file identification code. Use chapter information. Among them, the seal information and file identification code of the sealed document can be stored in the blockchain system, for example, that is, the non-intrusive system combining the blockchain and the application system responds to the verification initiated by the user by scanning the two-dimensional code. To verify the request, obtain the seal information and file identification code of the stamped document from the blockchain system and feed it back to the user.

For example, a schematic flowchart of the user's verification of the authenticity of the stamped document according to the verification two-dimensional code is shown in Figure 4. The user's query terminal scans the non-intrusive system that combines the blockchain and the application system for the stamped document. Verify the QR code, and initiate a request to query the chapter information to the non-intrusive system combined with the blockchain and the application system. When the non-intrusive system combined with the blockchain and the application system receives the verification request initiated by the terminal, Submit a query request to the blockchain system. After querying and reading the data stored by itself, the blockchain system feeds back the seal information of the sealed document to the non-intrusive system that combines the blockchain and the application system. The non-intrusive system control terminal combined with the application system jumps the page to the designated webpage, and the user obtains the stamp information of the stamped file on the designated webpage, and checks the authenticity of the stamped file according to the obtained stamp information. . By scanning the two-dimensional code to obtain the seal information of the stamped document, the query process of the seal information is simplified, and the efficiency of authenticity verification is improved.

In addition, the non-intrusive system combining the blockchain and the application system instructs the user to obtain the stamp information of the stamped file at the designated address, and also feed back the file identification code of the stamped file to the user on the interface of the designated address. Terminal, when the user needs to further verify the stamped document, he can initiate a query request through the company's official website or pre-designated address according to the obtained document identification code of the stamped document. The non-intrusive system combining the blockchain and the application system requests the blockchain system for the stamp information corresponding to the stamped file, so that the user can further verify the authenticity of the stamped file. Among them, the company's official website is the other platform mentioned above. By directly obtaining the stamp information of the stamped document on the other platform according to the document identification code, the stamped document is further verified, avoiding the verification of the two-dimensional code. The tampering causes users to obtain false seal information, which further improves the security of electronic seals.

In another example, the non-intrusive system combining blockchain and application system adds a query QR code to the stamped document for users to read the stamped document contained in the query QR code by scanning the query QR code. Chapter information. The non-intrusive system combined with the blockchain and the application system is used to directly generate and add a query QR code containing the seal information for the stamped document, so that users can read the QR code contained in the QR code according to the scanning query QR code. Use the seal information to verify the authenticity of the stamped document, avoid the need to connect to the non-intrusive system that combines the blockchain and the application system to obtain the seal information, further simplify the steps of obtaining the seal information, and improve the use of the seal. Efficiency of information acquisition. In the process of practical application, the type of the two-dimensional code added for the stamped file can be selected according to needs or actual conditions. This embodiment does not limit the specific method for obtaining the stamp information of the stamped file by verifying the two-dimensional code.

In step 304, a random number corresponding to the stamped file is obtained according to the hash algorithm, so that the user can restore the stamped file through the random number.

Specifically, the non-intrusive system combining the blockchain and the application system affixes the electronic seal to the document to be affixed with the electronic seal, and then uses the hash algorithm to perform a hash operation on the sealed document that has been affixed with the electronic seal. , get the hash value of the stamped file, and the hash value can be included in the stamping information of the stamped file. After the user obtains the stamping information of the stamped file, when the stamped file needs to be further verified, the user can use the inverse algorithm of the adopted hash algorithm according to the obtained hash value of the stamped file. The information of the original file is restored to obtain the original stamped file, and then the stamped file is further verified. By calculating the hash value of the stamped file according to the hash algorithm, the user can use the inverse algorithm of the hash algorithm according to the hash value of the stamped file after verifying the authenticity of the stamped file with the stamp information. The original stamped file is restored to further verify the authenticity of the received file, and the security of the non-intrusive process of combining the blockchain and the application system can be improved as much as possible.

It should be noted that, step 303 and step 304 may be implemented in one example, and may also be implemented in different examples.

Therefore, this embodiment provides a non-invasive method of combining blockchain and application system, by adding a verification two-dimensional code to the stamped document, for the user to obtain the stamp information by scanning the verification two-dimensional code for stamping The verification of the authenticity of the seal file simplifies the steps of obtaining the seal information and improves the verification efficiency; further verification of the seal file is performed by obtaining the seal information of the seal file through another platform according to the document identification code, avoiding the need for further verification. Verify that the QR code is maliciously tampered with the user to obtain fake stamp information, avoiding the possibility of forgery of the QR code; the hash value of the stamp file is obtained according to the hash algorithm for the user to restore the stamp file For further verification, the security of the electronic seal during use is improved as much as possible.

In addition, those skilled in the art can understand that the division of steps of the various methods above is only for the purpose of describing clearly, and may be combined into one step or split into several steps during implementation, and decomposed into multiple steps, as long as the same logical relationship is included , are all within the protection scope of this patent; adding insignificant modifications to the algorithm or process or introducing insignificant designs, but not changing the core design of the algorithm and process are all within the protection scope of this patent.

The third embodiment of the present application relates to a non-invasive device combining a blockchain with an application system, as shown in FIG. 5 , including:

The response module 501 is used to affix an electronic seal to a document to be affixed with an electronic seal in response to a request for affixing an electronic seal;

The processing module 502 is used to obtain the seal information of the sealed document that has been stamped with the electronic seal, and store the seal information through the blockchain system;

The generating module 503 is configured to generate a file identification code corresponding to the seal information, for the user to obtain the seal information of the sealed file from the blockchain system through the file identification code.

In one example, the generating module 503 is further configured to add a verification two-dimensional code to the stamped document; the response module 501 is configured to respond to the verification request initiated by the user by scanning the verification two-dimensional code, and feed back to the user the verification of the stamped document. Seal information and file identification code; for users to obtain the seal information of the sealed document from the blockchain system through the file identification code, including: for the user to obtain the seal information of the sealed document through another platform according to the document identification code. Among them, the seal information and file identification code of the sealed document can be stored in the blockchain system, for example, that is, the non-intrusive system combining the blockchain and the application system responds to the verification initiated by the user by scanning the two-dimensional code. To verify the request, obtain the seal information and file identification code of the stamped document from the blockchain system and feed it back to the user.

In another example, the stamp information includes any one or any combination of the following: the stamping time of the electronic stamp, the summary information of the stamped document, the stamping applicant of the electronic stamp, the approver of the electronic stamp, the initiating electronic stamp stamping The IP address of the requesting terminal and the geographic location information of the terminal that initiates the electronic seal stamping request.

In another example, the generating module 503 is further configured to add a query two-dimensional code to the seal file, so that the user can read the seal information of the seal file contained in the search two-dimensional code by scanning the search two-dimensional code.

In another example, the generating module 503 is further configured to obtain the hash value of the stamped file through a hash algorithm, so that the user can restore the stamped file through the hash value.

In another example, the response module 501 is configured to detect whether the security level of the document to be affixed with the electronic seal is lower than the preset level threshold when receiving the electronic seal stamping request; if the security level of the file is lower than the preset level If the security level of the document is not lower than the preset level threshold, it will be submitted for review, and when the review is approved, the document will be affixed with an electronic seal.

It is not difficult to find that this embodiment is a device embodiment corresponding to the first or second embodiment, and this embodiment can be implemented in cooperation with the first or second embodiment. The related technical details mentioned in the first or second embodiment are still valid in this embodiment, and are not repeated here in order to reduce repetition. Correspondingly, the related technical details mentioned in this embodiment can also be applied in the first or second embodiment.

It is worth mentioning that all the modules involved in this embodiment are logical modules. In practical applications, a logical unit may be a physical unit, a part of a physical unit, or multiple physical units. A composite implementation of the unit. In addition, in order to highlight the innovative part of the present application, this embodiment does not introduce units that are not closely related to solving the technical problem raised by the present application, but this does not mean that there are no other units in this embodiment.

The fourth embodiment of the present application relates to a server, as shown in FIG. 6 , comprising: at least one processor 601; and a memory 602 connected in communication with the at least one processor 601; wherein, the memory 602 stores data that can be processed by the at least one processor 601. The instructions are executed by the processor 601, and the instructions are executed by the at least one processor 601, so that the at least one processor 601 can execute the above-mentioned non-intrusive method of combining the blockchain and the application system.

The memory and the processor are connected by a bus, and the bus may include any number of interconnected buses and bridges, and the bus connects one or more processors and various circuits of the memory. The bus may also connect together various other circuits, such as peripherals, voltage regulators, and power management circuits, which are well known in the art and therefore will not be described further herein. The bus interface provides the interface between the bus and the transceiver. A transceiver may be a single element or multiple elements, such as multiple receivers and transmitters, providing a means for communicating with various other devices over a transmission medium. The data processed by the processor is transmitted on the wireless medium through the antenna, and further, the antenna also receives the data and transmits the data to the processor.

The processor is responsible for managing the bus and general processing, and may also provide various functions, including timing, peripheral interface, voltage regulation, power management, and other control functions. Instead, memory may be used to store data used by the processor in performing operations.

The fifth embodiment of the present application relates to a computer-readable storage medium storing a computer program. The above method embodiments are implemented when the computer program is executed by the processor.

That is, those skilled in the art can understand that all or part of the steps in the method for implementing the above embodiments can be completed by instructing the relevant hardware through a program, and the program is stored in a storage medium and includes several instructions to make a device ( It may be a single chip microcomputer, a chip, etc.) or a processor (processor) to execute all or part of the steps of the methods described in the various embodiments of the present application. The aforementioned storage medium includes: U disk, mobile hard disk, Read-Only Memory (ROM, Read-Only Memory), Random Access Memory (RAM, Random Access Memory), magnetic disk or optical disk and other media that can store program codes .

Those of ordinary skill in the art can understand that the above-mentioned embodiments are specific embodiments for realizing the present application, and in practical applications, various changes in form and details can be made without departing from the spirit and the spirit of the present application. Scope.

Claims

A non-intrusive method of combining blockchain and application systems, including:

In response to the electronic seal affixing request, affix an electronic seal to the document to be affixed with the electronic seal;

Obtain the seal information of the sealed document that has been stamped with the electronic seal, and store the seal information through the blockchain system;

A file identification code corresponding to the seal information is generated for the user to obtain the seal information of the stamped file from the blockchain system through the file identification code.
The non-intrusive method for combining a blockchain with an application system according to claim 1, wherein after the electronic seal is affixed to the document to be affixed with the electronic seal in response to the electronic seal affixing request, the method further comprises:

adding a verification QR code to the stamped document;

In response to a verification request initiated by the user by scanning the verification two-dimensional code, a verification result is fed back to the user, and the verification result includes the seal information of the stamped document.
The non-intrusive method for combining a blockchain with an application system according to any one of claims 1 to 2, wherein the chapter information includes any one or any combination of the following:

The stamping time of the electronic seal, the summary information of the stamping document, the stamping applicant of the electronic stamp, the signer of the electronic stamp, the IP address of the terminal that initiated the electronic stamp stamping request, the The electronic seal affixes the geographic location information of the requested terminal.
The non-intrusive method for combining a blockchain with an application system according to any one of claims 1 to 3, wherein, in the response to the electronic seal stamping request, electronic stamping is performed on the document to be stamped with the electronic stamp. After the seal, it also includes:

A query two-dimensional code is added to the seal file, so that the user can read the seal information of the seal file contained in the search two-dimensional code by scanning the search two-dimensional code.
The non-intrusive method for combining a blockchain with an application system according to any one of claims 1 to 4, wherein, in the response to the electronic seal stamping request, electronic stamping is performed on the document to be stamped with the electronic stamp. After the seal, it also includes:

The hash value of the stamped file is obtained through a hash algorithm, so that the user can restore the stamped file through the hash value.
The non-intrusive method for combining a blockchain with an application system according to any one of claims 1 to 5, wherein the electronic seal is affixed to the document to be affixed with the electronic seal in response to the electronic seal affixing request ,include:

When receiving the electronic seal stamping request, detecting whether the security level of the document to be stamped with the electronic stamp is lower than the preset level threshold;

If the security level of the file is lower than the preset level threshold, the electronic seal is affixed to the file;

If the security level of the file is not lower than the preset level threshold, submit for review, and when the review is passed, the electronic seal is affixed to the file.
The non-intrusive method for combining a blockchain with an application system according to claim 2, wherein after the generating the file identification code corresponding to the seal information, the method further comprises:

Binding the file identification code corresponding to the seal information with the seal information of the stamped file;

In response to the verification request initiated by the user by scanning the verification two-dimensional code, while feeding back the stamp information of the stamped document to the user, the document identification of the stamped document is fed back to the user. code.
A server that includes:

at least one processor; and,

a memory communicatively coupled to the at least one processor; wherein,

The memory stores instructions executable by the at least one processor, the instructions being executed by the at least one processor to enable the at least one processor to perform the execution of any of claims 1 to 7 The non-intrusive method of combining the blockchain and the application system described above.
A computer-readable storage medium storing a computer program, when the computer program is executed by a processor, the non-intrusive method for combining a blockchain with an application system according to any one of claims 1 to 7 is implemented.