CN113098690B - Block chain storage method, system and storage medium for collaborative creation of digital works - Google Patents
Block chain storage method, system and storage medium for collaborative creation of digital works Download PDFInfo
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- CN113098690B CN113098690B CN202110218743.6A CN202110218743A CN113098690B CN 113098690 B CN113098690 B CN 113098690B CN 202110218743 A CN202110218743 A CN 202110218743A CN 113098690 B CN113098690 B CN 113098690B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
- H04L9/3239—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
- H04L2463/146—Tracing the source of attacks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention discloses a blockchain storage method, a system and a storage medium for collaborative creation of a digital work. A blockchain storage method of co-authoring a digitized work, comprising the steps of: acquiring submitted creation information and generating an information chain code; writing the information chain code into a blank file in the root node, and encrypting the information chain code to generate a file name; receiving new creation information and generating a new information chain code; and determining a corresponding father node in the blockchain according to the new creation information, writing the names of the files in each node path through which the root node is recursively passed from the father node to the father node step by step and the new information chain code into the new file, and carrying out encryption processing on the new information chain code to generate the names of the new file. In the collaborative creation process, the content of the works of each creator can intelligently identify and trace the identity, so that the self-certification efficiency of the rights ticket of the creator is improved.
Description
Technical Field
The invention relates to the technical field of internet information, in particular to a blockchain storage method, a system and a storage medium for collaborative creation of a digital work.
Background
At present, the digitalized content information of the works not only contains the literal information content such as names, introduction, creation personnel and the like, but also contains files in various formats such as pictures, audio files, video files and the like, and a plurality of persons participate cooperatively in the creation process of a complete work, but the traditional storage mode is that a special person is responsible for uniformly uploading all the content information of the works to a server for storage, so that the manual transmission and the induction are carried out, deviation is unavoidable, and no supervision personnel participate in the whole uploading process, so that the risk of private tampering exists, and the storage difficulty is caused.
How to provide a collaborative authoring environment can solve the problem of evidence storage of related authoring content information, avoids the complicated attribution weight evidence of work results of all links in collaborative collaboration, and is a problem to be considered by collaborative creators.
Disclosure of Invention
In order to solve the technical problems, the invention provides a blockchain storage method, a system and a storage medium for collaborative creation of a digital work.
In order to achieve the above purpose, the technical scheme of the invention is as follows:
a blockchain storage method of co-authoring a digitized work, comprising the steps of:
acquiring submitted creation information and generating an information chain code;
writing the information chain code into a blank file in the root node, and encrypting the information chain code to generate a file name;
receiving new creation information and generating a new information chain code;
and determining a corresponding father node in the blockchain according to the new creation information, writing the names of the files in each node path through which the root node is recursively passed from the father node to the father node step by step and the new information chain code into the new file, and carrying out encryption processing on the new information chain code to generate the names of the new file.
Preferably, the encryption processing specifically includes the following steps:
generating a unique key pair by adopting an asymmetric encryption algorithm; the key pair comprises a public key and a private key, and the private key and the public key are in unique correspondence;
and carrying out hash operation on the information chain code through the private key to obtain the name of the file.
Preferably, the method further comprises the following steps:
checking the correctness of the name of the new file;
if so, the new file is stored in the multi-node server in a distributed manner.
Preferably, the information is transmitted point-to-point between the multi-node servers, or the information is broadcast to each multi-node server simultaneously by using a communication satellite.
Preferably, the authoring information includes identity information and work content information.
Preferably, the format of the content information of the work is text, picture, audio file and video file.
Preferably, the identity information includes creator information, creation time, work name, and work profile.
A blockchain storage system for co-authoring a digital work, the blockchain storage system comprising a processor and a memory, the memory having a data processing program stored therein, the processor executing the data processing program to implement a blockchain storage method of co-authoring a digital work as in any of the above.
A computer readable storage medium having stored thereon a computer program executable by one or more processors to implement steps in a blockchain storage method of co-authoring a digital work as described in any of the above.
Based on the technical scheme, the invention has the beneficial effects that: according to the invention, remote collaboration among creators is performed through the characteristics of decentralization, distributed account book and distributed traceable storage of a blockchain technology, so that each node is ensured to store the whole blockchain, if an attacker wants to tamper with the information of a certain block, he needs to have more than 50% of calculation power of the whole network to tamper with the block information, and in an actual network, the total number of nodes is basically unrealizable with more than 50% of calculation power, so that the block information is ensured to be unrealizable. Due to the distributed storage, non-falsification and asymmetric encryption technology of transaction information, the trust of the nodes without an authoritative third party mechanism is ensured, the legal rights and interests of the work result are effectively ensured, and meanwhile, the rapid rights and attributes verification service can be provided. In the collaborative creation process, the content of each creation person can intelligently identify and trace the identity, so that the self-evidence efficiency of the rights of the creation person is improved.
By tracking and tracing the role achievements of the clear creation team, the dispute problem that the copyright of the digital work is not affiliated clearly in the trading and transferring of the copyright of the digital work is avoided, and meanwhile, the personal honor of the creation team is guaranteed.
Drawings
The following describes the embodiments of the present invention in further detail with reference to the drawings.
Fig. 1: the invention discloses a block chain storage method for collaborative creation of a digital work.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1, a blockchain storage method for co-authoring a digitized work includes the steps of:
acquiring submitted creation information and generating an information chain code;
writing the information chain code into a blank file in the root node, and encrypting the information chain code to generate a file name;
receiving new creation information and generating a new information chain code;
and determining a corresponding father node in the blockchain according to the new creation information, writing the names of the files in each node path through which the root node is recursively passed from the father node to the father node step by step and the new information chain code into the new file, and carrying out encryption processing on the new information chain code to generate the names of the new file.
Further, the encryption processing specifically includes the following steps:
generating a unique key pair by adopting an asymmetric encryption algorithm; the key pair comprises a public key and a private key, and the private key and the public key are in unique correspondence;
and carrying out hash operation on the information chain code through the private key to obtain the name of the file.
Further, the method also comprises the following steps:
checking the correctness of the name of the new file;
if so, the new file is stored in the multi-node server in a distributed manner.
Further, the information is transmitted by point-to-point between the multi-node servers, or the information is broadcast to each multi-node server simultaneously by using a communication satellite.
Further, the creation information comprises identity information and work content information, and the formats of the work content information are words, pictures, audio files and video files; the identity information includes creator information, creation time, work name, and work profile.
The root chain file is created, which comprises the following steps:
s11, submitting content information of works: the sponsor submits the content information of the work;
s12, generating a work information content chain code: generating a 'work content information chain code' from work information content and identity information submitted by an initiator;
s13, generating a root chain code: generating a root chain code according to the asymmetric encryption of the content information chain codes of each work;
s14, creating a root chain file: creating a blank root chain file by taking the root chain code in the step S13 as a root chain file name;
s15, writing a 'work content information chain code' into a 'root chain file': writing the information chain code data of the content of the work generated in the step S12 into the blank root chain file created in the step S14;
s16, storing content information of the works in a distributed mode and a root chain file: the files related to all the related works submitted in step S11 and the "root chain file" of the data written in step S15 are stored in a distributed manner in the multi-node server.
Creating a sub-chain file, which specifically comprises the following steps:
s21, submitting content information of the works by the collaborative creator: the collaborative creator submits the content information of the work authored by the collaborative creator under the work of the authoring initiator;
s22, generating a work content information chain code: generating a 'work content information chain code' according to the content information of part or all works submitted by the co-creator and the identity information of the co-creator;
s23, generating a sub-chain code: generating a root chain code according to asymmetric encryption according to the content information chain codes of each work submitted by the co-creator;
s24, creating a sub-chain file: creating a blank sub-chain file by taking the sub-chain code in the step S23 as a sub-chain file name;
s25, writing the root chain code and the 'work content information chain code' of each co-creator into 'sub-chain files' of each co-creator respectively: writing the root chain code generated in the step S13 and the work content information chain code of the step S22 into a blank sub-chain file created in the step S24 by each co-creator;
s26, storing work content information and sub-chain files of each co-creator in a distributed mode: the work content information submitted by each co-creator in step S21 and the sub-link file to which the data has been written in step S25 are stored in a distributed manner in the multi-node server.
The method for modifying the information content of the work specifically comprises the following steps:
s31, submitting modified work content information by the collaborative creator: a work creator (including a work creation initiator) submits new work content information to the submitted work content information;
s32, generating a new work content information chain code: generating a new 'work content information chain code' according to the submitted new modified work content information;
s33, checking whether to initiate updating for the content of the root chain file: judging whether to initiate updating for the content corresponding to the root chain file according to the submitted modified work, and dividing the content into the following two branch business processing flows: and if the branch service 1 is the update of the root chain file, the method comprises the following steps:
s311, generating a new root chain code: generating a new root chain code according to asymmetric encryption according to the new 'work content information chain code' submitted in the step S31;
s312, creating a new root chain file: creating a blank root chain file by taking the root chain code in the step S311 as a file name;
s313, writing a new 'work content information chain code' and a previous 'root chain code' into a new 'root chain file': writing the generated 'work content information chain code' in the step S32 and the last-stage (i.e. last-time) modified root chain code into the blank root chain file in the step S312;
s314, work content information of the distributed storage core and a new root chain file: the content information of the work submitted in step S31 and the root chain file of the data written in step S313 are stored in a distributed manner in the multi-node server.
And the branch service 2, if the sub-link file is updated, comprises the following steps:
s321, generating a new 'sub-chain code': generating a new sub-chain code according to the asymmetric encryption of the new 'work content information chain code' submitted in the step S31;
s322, creating a new sub-chain file: creating a blank sub-chain file by taking the sub-chain code in the step S321 as a file name;
s323, writing the root chain code, the previous level 'sub-chain code' and the new 'work content information chain code' into a new 'sub-chain file': the root chain code generated in the step S13 and the 'work content information chain code' generated in the step S32 in the embodiment are written into the blank sub-chain file in the step S322 by the sub-chain code modified at the previous stage (namely the last time);
s324, storing new work content information and new subchain files in a distributed mode: the content information of the work submitted in step S11 and the sub-link file of the written data in step S323 are stored in a distributed manner in the multi-node server.
A blockchain storage system for co-authoring a digital work, the blockchain storage system comprising a processor and a memory, the memory having a data processing program stored therein, the processor executing the data processing program to implement a blockchain storage method of co-authoring a digital work as in any of the above.
A computer readable storage medium having stored thereon a computer program executable by one or more processors to implement steps in a blockchain storage method of co-authoring a digital work as described in any of the above.
The above description is merely of a preferred implementation of a blockchain storage method, system and storage medium for co-authoring a digital work disclosed in the present application, and is not intended to limit the scope of the embodiments of the present disclosure. Any modification, equivalent replacement, improvement, or the like made within the spirit and principles of the embodiments of the present specification should be included in the protection scope of the embodiments of the present specification.
The system, apparatus, module or unit set forth in the above embodiments may be implemented in particular by a computer chip or entity, or by a product having a certain function. One typical implementation is a computer. In particular, the computer may be, for example, a personal computer, a laptop computer, a cellular telephone, a camera phone, a smart phone, a personal digital assistant, a media player, a navigation device, an email device, a game console, a tablet computer, a wearable device, or a combination of any of these devices.
Computer readable media, including both non-transitory and non-transitory, removable and non-removable media, may implement information storage by any method or technology. The information may be computer readable instructions, data structures, modules of a program, or other data. Examples of storage media for a computer include, but are not limited to, phase change memory (PRAM), static Random Access Memory (SRAM), dynamic Random Access Memory (DRAM), other types of Random Access Memory (RAM), read Only Memory (ROM), electrically Erasable Programmable Read Only Memory (EEPROM), flash memory or other memory technology, compact disc read only memory (CD-ROM), digital Versatile Discs (DVD) or other optical storage, magnetic cassettes, magnetic tape magnetic disk storage or other magnetic storage devices, or any other non-transmission medium, which can be used to store information that can be accessed by a computing device. Computer-readable media, as defined herein, does not include transitory computer-readable media (transmission media), such as modulated data signals and carrier waves.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article or apparatus that comprises the element.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for system embodiments, since they are substantially similar to method embodiments, the description is relatively simple, as relevant to see a section of the description of method embodiments.
Claims (9)
1. A blockchain storage method of a co-authoring digital work, comprising the steps of:
acquiring creation information submitted by an initiator and generating an information chain code;
writing the information chain code into a blank file in the root node, and encrypting the information chain code to generate the root chain code;
acquiring creation information submitted by a collaborative creator, generating a collaborative information chain code, writing the collaborative information chain code into a sub-chain file, and performing encryption processing on the collaborative information chain code to generate the sub-chain code;
the method comprises the steps of distributively storing authoring information submitted by sponsors and co-authors and corresponding chain files;
receiving modified creation information submitted by a collaborative creator and generating a new information chain code;
and determining a corresponding new node in the blockchain according to the modified creation information, writing the root chain code, the child chain code and the new information chain code in each node path through which the root node is recursively passed from the new node to the new node step by step into a new file, and carrying out encryption processing on the new information chain code to generate the new chain code.
2. The blockchain storage method of a co-authored digital work of claim 1, wherein the encryption process specifically comprises the steps of:
generating a unique key pair by adopting an asymmetric encryption algorithm; the key pair comprises a public key and a private key, and the private key and the public key are in unique correspondence;
and carrying out hash operation on the information chain code through the private key to obtain the chain code.
3. The blockchain storage method of a co-authored digital work of claim 1, further comprising the steps of:
checking the correctness of the new chain code;
if so, the new file is stored in the multi-node server in a distributed manner.
4. The blockchain storage method of claim 3, wherein the multi-node servers use point-to-point transmission of information or use communication satellites to broadcast information to each multi-node server simultaneously.
5. The blockchain storage method of claim 1 wherein the authoring information includes identity information and work content information.
6. The blockchain storage method of claim 5 wherein the content information of the work is in the form of text, pictures, audio files, and video files.
7. The blockchain storage method of claim 5, wherein the identity information includes creator information, creation time, work name, and work profile.
8. A blockchain storage system for co-authoring a digital work, the blockchain storage system comprising a processor and a memory, the memory having a data processing program stored therein, the processor executing the data processing program to implement the blockchain storage method of co-authoring a digital work of any of claims 1-7.
9. A computer-readable storage medium having stored thereon a computer program executable by one or more processors to implement the steps in the blockchain storage method of co-authoring a digital work of any of claims 1 to 7.
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| TW202036430A (en) * | 2019-03-29 | 2020-10-01 | 香港商阿里巴巴集團服務有限公司 | Work copyright distribution method and device based on block chain |
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| CN107622385A (en) * | 2017-08-28 | 2018-01-23 | 南京邮电大学 | A kind of copyright distributing method based on block chain intelligence contract |
| CN109492982A (en) * | 2018-09-18 | 2019-03-19 | 平安科技（深圳）有限公司 | Collaborative authoring method, apparatus and electronic equipment based on block chain |
| TW202036430A (en) * | 2019-03-29 | 2020-10-01 | 香港商阿里巴巴集團服務有限公司 | Work copyright distribution method and device based on block chain |
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