CN109344566A - A kind of copyright managing method based on block chain, device and equipment - Google Patents
A kind of copyright managing method based on block chain, device and equipment Download PDFInfo
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- CN109344566A CN109344566A CN201810148232.XA CN201810148232A CN109344566A CN 109344566 A CN109344566 A CN 109344566A CN 201810148232 A CN201810148232 A CN 201810148232A CN 109344566 A CN109344566 A CN 109344566A
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000012790 confirmation Methods 0.000 claims abstract description 32
- 238000003860 storage Methods 0.000 claims description 16
- 238000004590 computer program Methods 0.000 claims description 9
- 238000012795 verification Methods 0.000 claims description 7
- 238000007726 management method Methods 0.000 claims description 6
- 238000012546 transfer Methods 0.000 claims description 3
- 230000006399 behavior Effects 0.000 claims 1
- 238000012217 deletion Methods 0.000 claims 1
- 230000037430 deletion Effects 0.000 claims 1
- 238000005303 weighing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 17
- 238000009826 distribution Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000012550 audit Methods 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004422 calculation algorithm Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
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- 230000000977 initiatory effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
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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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
Abstract
The embodiment of the present application provides a kind of copyright managing method and device based on block chain, comprising: creation purchase request, the purchase request includes digital content title, copyright quantity, price；The intelligent contract of signature building purchase is carried out to purchase request using the first private key to broadcast to block chain；It receives and buys the confirmation message that intelligent contract comes into force, shift the copyright of the digital content.The embodiment of the present application provides a kind of copyright managing method based on block chain, it is broadcasted by way of the code key of creation signature to block chain, and block chain account book is written using the public key of copyright buyer as user identity information, the author of digital content and copyright buyer are bought, use and shift copyrighted digital content, it can be with the relatively effective effect being managed to copyright while maximumlly obtaining interests.
Description
Technical field
The invention relates to field of computer technology more particularly to a kind of copyright managing method based on block chain,
Device and equipment.
Background technique
In recent years, with the development of internet, netizen's scale is more than 700,000,000, has been directed to each side of people's daily life
Face, the dazzling application service such as shopping, social, tourism make people too plenty for the eye to take it all in.With mentioning for terminal device intelligent level
The production cost of height, the digital contents such as video, picture, audio declines to a great extent, with the promotion of the universal and performance of smart phone,
The threshold of digital content creation substantially reduces.
Digital information is easy to be replicated, modify and propagate in a network, the electronics traded and propagated on the internet
The digital contents such as book, music, film are more and more, audit loosely in network to the digital content that user uploads, user only needs to infuse
Volume logging in network platform, so that it may upload arbitrary digital content information to platform, audit time is short, in this embodiment it is not even necessary to it audits,
And after uploading to network, be copied freely, modify and can not also be tracked, cause digital content producers cannot to its content into
The effective management of row, for a user, can arbitrarily download in the network platform, use, and can not trace back to digital content
The copyright in source, no normal direction digital content producers carries out purchase-transaction, and the equity of digital content producers is caused to be damaged,
User is forced to generate abuse, and the copyrighted digital content protection problem thus caused also becomes increasingly conspicuous, and is easy initiation interests and entangles
Confused even lawsuit.
Summary of the invention
In view of this, one of the technical issues of embodiment of the present invention is solved is to provide a kind of copyright based on block chain
Management method, device and equipment, to overcome the review mechanism of the network platform in the prior art it is unsound, can not to digital content
It traces to the source and causes to cause the dispute of copyrighted digital content the equity even defect of lawsuit, the author for reaching digital content can be with
Unprecedented low cost mode issues their works, can be with relatively effective to version while maximumlly obtaining interests
Weigh the effect being managed.
The embodiment of the present application provides a kind of copyright managing method based on block chain, comprising:
Creation purchase request, the purchase request includes digital content title, copyright quantity, price；
The intelligent contract of signature building purchase is carried out to purchase request using the first private key to broadcast to block chain；
It receives and buys the confirmation message that intelligent contract comes into force, shift the copyright of the digital content.
Further, after the copyright of the transfer digital content further include: download the digital content；
Specifically:
Purchase request confirmation information is received, sends downloading request to digital rights operations platform；Pass through the first private key and
Two public keys calculate the first exchange code key, using the first exchange code key encrypted digital content and store；Receiving downloading please negate
Feedforward information, confirmation pay and download the digital content；The second exchange code key is calculated by the first public key and the second private key, it is described
Second exchange code key is for decrypting the digital content, wherein the first exchange code key is corresponding with the second exchange code key.
Further, pass through the first public key and the second private key calculating the second exchange code key described, second exchange is secret
Key is used to decrypt after the digital content, further includes: when the digital content is calculated by third public key and the second private key
Third exchange code key encryption is when uploading to digital rights operations platform, deletes in the digital content of the second exchange code key decryption with the
The duplicate part of digital content of three exchange code key encryptions.
Further, the method also includes: the second code key of creation, second code key include that the second public key and second are private
Key；Block chain is written as user identity information after the second exchange code key decrypts the digital content in second public key
Account book.
Further, request confirmation information is bought in the reception, and it is specific to send downloading request to digital rights operations platform
Are as follows: purchase request is sent to block chain network, and the purchase request includes purchase copyright quantity, payment information；Receive block chain
The purchase confirmation message of upper safety verification number of blocks feedback sends downloading request to digital rights operations platform.
Further, described code key encrypted digital content and to be stored using first exchange specifically: to utilize described the
Digital content described in one exchange code key and AES encryption, and encrypted digital content is uploaded to digital rights operations platform, the number
Letter weighs operating platform and stores the encrypted digital content.
Further, the reception downloading request feedback information, confirmation pay and download the digital content specifically: connect
Load request feedback information is accepted, confirmation pays commissions to digital rights operations platform, downloads the digital rights operations platform
The encrypted digital content of storage.
Further, code key is exchanged with the calculated third of the second private key by third public key when the digital content described
Encryption is when uploading to digital rights operations platform, before deleting the digital content being locally stored, further includes: creation third code key,
The third code key includes third public key and third private key, and the third public key encrypts the number in third exchange code key
Block chain account book is written as user identity information after content.
The embodiment of the present application provides a kind of copyright distribution device based on block chain, comprising:
Receiving module sends downloading request to digital rights operations platform for receiving purchase request confirmation information；
First exchange code key module, for exchanging code key by the first private key and the second public key calculating first, using described
First exchange code key encrypted digital content simultaneously stores；
Download module, for receiving downloading request feedback information, confirmation pays and downloads the digital content；
First exchange code key module, for calculating the second exchange code key by the first public key and the second private key, described second
Exchange code key is for decrypting the digital content, wherein the first exchange code key is corresponding with the second exchange code key.
Further, described device further include: third exchanges code key module, for when the digital content is by third public key
Code key encryption is exchanged with the calculated third of the second private key when uploading to digital rights operations platform, deletes the second exchange code key solution
The duplicate part of digital content of code key encryption is exchanged in close digital content with third.
Further, the second code key creation module, for create the second code key, second code key include the second public key and
Second private key；Second public key is written after the second exchange code key decrypts the digital content as user identity information
Block chain account book.
Further, third code key creation module, for creating third code key, the third code key include third public key and
Third private key, the third public key are written after third exchange code key encrypts the digital content as user identity information
Block chain account book.
A kind of copyright managing method and device based on block chain provided by the embodiments of the present application, passes through the code key meter of creation
It calculates exchange code key and block chain account book is written using public key as user identity information, so that the author of digital content and copyright purchase
Person can buy, use and shift copyrighted digital content, can be with relatively effective to version while maximumlly obtaining interests
Weigh the effect being managed.
Detailed description of the invention
The some specific of the embodiment of the present application is described in detail by way of example and not limitation with reference to the accompanying drawings hereinafter
Embodiment.Identical appended drawing reference denotes same or similar part or part in attached drawing.Those skilled in the art should manage
Solution, the drawings are not necessarily drawn to scale.In attached drawing:
Fig. 1 is a kind of flow diagram of copyright distribution based on block chain；
Fig. 2 is a kind of flow diagram of copyright managing method embodiment one based on block chain；
Fig. 3 is a kind of flow diagram of copyright managing method embodiment two based on block chain；
Fig. 4 is the flow diagram for the download digital content that embodiment two provides；
Fig. 5 is the flow diagram for the download digital content that embodiment three provides；
Fig. 6 is a kind of structural schematic diagram of copyright controller example IV based on block chain；
Fig. 7 is a kind of structural schematic diagram of copyright management equipment embodiment five based on block chain；
Specific embodiment
Any technical solution for implementing the embodiment of the present invention must be not necessarily required to reach simultaneously above all advantages.
In order to make those skilled in the art more fully understand the technical solution in the embodiment of the present invention, below in conjunction with the present invention
Attached drawing in embodiment, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described reality
Applying example only is a part of the embodiment of the embodiment of the present invention, instead of all the embodiments.Based on the implementation in the embodiment of the present invention
The range of protection of the embodiment of the present invention all should belong in example, those of ordinary skill in the art's every other embodiment obtained.
The development of internet so that great variety occurs for people's lives, people it is more and more using mobile phone photograph, write book,
The a large amount of digital content of the creation such as recorded video is replicated on the internet, is propagated.While bringing convenient of internet,
User arbitrarily replicates, use, propagation cause digital content creator not managed effectively, for a user, can not chase after
It traces back to the source of digital content, the copyright of no normal direction digital content producers carries out purchase-transaction, thus causes digital content version
Weigh interest conflicts even lawsuit.
Below with reference to attached drawing of the embodiment of the present invention the embodiment of the present invention will be further explained specific implementation.
It is a kind of schematic diagram of copyright distribution based on block chain referring to Fig. 1, Fig. 1.Digital content producers are by creation
Digital content is published on the digital rights operations platform based on block chain after using public key encryption, when user needs using a certain
When digital content, user can buy the digital content by digital rights operations platform, and using private key to the number of purchase
Content is decrypted, and digital content includes music, e-book, video, picture, electronic map etc..
A kind of flow diagram of copyright managing method based on block chain provided by the embodiments of the present application.This method packet
It includes:
Purchase request confirmation information is received, sends downloading request to digital rights operations platform；
First is calculated with the second public key by the first private key and exchanges code key, is encrypted in number using the first exchange code key
Hold and stores；
Downloading request feedback information is received, confirmation pays and downloads the digital content；
The second exchange code key is calculated by the first public key and the second private key, the second exchange code key is for decrypting the number
Word content, wherein the first exchange code key is corresponding with the second exchange code key.
The embodiment of the present application provides a kind of copyright managing method based on block chain, and it is secret to calculate exchange by the code key of creation
Simultaneously block chain account book is written using public key as user identity information in key, and the author of digital content and copyright buyer are purchased
It buys, use and shift copyrighted digital content, pipe can be carried out to copyright with relatively effective while maximumlly obtaining interests
The effect of reason.
The copyright managing method of the digital content realizes that block chain technology is a kind of decentralization based on block chain technology
With the technical solution for going to the mode collective trusted to safeguard an authentic data library, which lets on any more in system
A node, the data that all information in a period of time system is exchanged are calculated and are recorded a data by cryptographic algorithm
Block (block), and the fingerprint of the data block is generated for linking (chain) next data block sum check, all participations of system
Node come assert jointly record whether be true.Optionally, realize that the copyright managing method of the digital content can be based on block chain skill
Art creates a digital rights operations platform, and digital content creator passes through digital rights operations platform distribution of digital content, user
By the purchase of digital rights operations platform, use digital content.
Digital rights operations platform based on block chain creation includes: digital content receiving module, for receiving in number
Hold summary info and encrypted digital content；Digital content release module is used for the digital content summary info and institute
Encrypted digital content publication is stated on block chain；Interface module, it is corresponding with block chain node interface flat for providing
Platform interface；And memory module, for being cached to the digital content summary info and the encrypted digital content.
Digital content creator can be made a summary the corresponding digital content of original digital content to be released by digital content receiving module
Information and encrypted digital content are uploaded to platform, and platform calls block chain node interface by interface module, pass through number
Word content release module issues content to be released on block chain, and the data being during which related to can cache in a storage module.
User inquires copyright information (such as the account of all issued digital contents in block chain network by digital rights operations platform
Family copyright balance information) and transaction record information (such as copyright transferor address information, copyright purchaser address information and version
Weigh number of transaction).
Embodiment one
Referring to fig. 2, Fig. 2 is that a kind of process for copyright managing method based on block chain that the embodiment of the present application one provides is shown
It is intended to.This method comprises:
Step 101, creation purchase request, the purchase request includes digital content title, copyright quantity, price.
When user determines the copyright for buying a certain digital content, the corresponding copyright quantity of the digital content is selected, it is complete
It is requested at purchase is formed after the issue price for paying corresponding copyright quantity.Select the digital content that can develop based on block chain
Digital rights operations platform on carry out, can also be carried out by other copyrighted digital content platforms.Wherein, the purchase request packet
Include digital content title, the copyright quantity of purchase, the price of payment and the payment completion information of purchase copyright.
Step 102, carrying out signature building to purchase request using the first private key, to buy intelligent contract wide to block chain
It broadcasts.
A pair of DH key, i.e. first key are created based on the digital content creator or copyright owner, described first
Key includes the first public key and the first private key.Signature building purchase intelligence is carried out to purchase request using the first private key to close
About, it and forms broadcast event and is broadcasted to block chain network.
Step 103 receives and buys the confirmation message that intelligent contract comes into force, and shifts the copyright of the digital content.
After each block receives the purchase intelligence contract broadcast event based on purchase request in block chain network, feedback purchase intelligence
The confirmation message that energy contract comes into force in block chain, in receiving block chain after the confirmation message of safety verification number of blocks,
Shift the copyright of the digital content.Wherein, different types of block chain, safety verification number of blocks can be different.Optionally,
After at least 6 pieces of block chain safety verification block feedbacks buy the confirmation message that intelligent contract comes into force, shift in the purchase request
The copyright of the digital content of agreement is given to copyright purchaser.
Preferably, after receiving the confirmation message that the intelligent contract of purchase comes into force, using the second public key as user identity information
Block chain account book is written.
A pair of DH key, i.e. the second key are created based on copyright purchaser, second key includes the second public key and the
Two private keys.After receiving the confirmation message that the intelligent contract of purchase comes into force, block is written using the second public key as user identity information
Chain account book.It indicates that the copyright of the digital content already belongs to copyright buyer, and the information is recorded in block chain account book.
The embodiment of the present application provides a kind of copyright managing method based on block chain, by way of the code key of creation signature
It is broadcasted to block chain, and block chain account book is written using the public key of copyright buyer as user identity information, so that digital content
Author and copyright buyer can buy, use and shift copyrighted digital content, can while maximumlly obtaining interests
With the relatively effective effect being managed to copyright.
Embodiment two
Show referring to the process that Fig. 3, Fig. 3 are a kind of copyright managing methods based on block chain that the embodiment of the present application two provides
It is intended to.On the basis of example 1, after the copyright of the transfer digital content described in step 103 further include:
Step 104, the downloading digital content.
Specifically:
Referring to fig. 4, Fig. 4 is the flow diagram that the digital publishing rights are downloaded in embodiment two.
Step 201, when copyright buyer need using purchase digital content when, to digital rights operations platform send under
Carry request.
Step 202 exchanges code key with the second public key calculating first by the first private key, is added using the first exchange code key
Close digital content simultaneously stores.
Digital content creator or digital content publisher obtain when distribution of digital content first key, described
First key includes the first public key and the first private key, and the first public key is used to encrypt the digital content of the distribution；User is constructing
The second key is obtained when intelligent contract purchase bill, second key includes the second public key and the second private key.In the case where receiving
After carrying request, digital rights operations platform notifies digital content creator or digital content publisher, is created by digital content
First private key of person or digital content publisher calculates first with the second public key of user and exchanges code key, hands over using described first
The digital content for changing secret key pair user purchase be encrypted and stored on digital rights operations platform.
The first key, the second key, the first exchange code key are all made of DH Diffie-Hellman and calculate gained, DH key
Full name is the graceful key exchange of diffie-hellman, and English: Diffie-Hellman key ex-change is a kind of security protocol.It
Both sides can be allowed to have created a key by insecure channels under conditions of any preparatory information of absolutely not other side.This
Key can carry out encryption communication content as symmetric key in subsequent communication.
Optionally, in another embodiment, added using the digital content of the first exchange secret key pair user purchase
It is close and be stored on digital rights operations platform further include: the digital content that user is bought using the first exchange code key and AES
Be encrypted and stored on digital rights operations platform.AES Chinese is Advanced Encryption Standard (English: Advanced
Encryption Standard, abbreviation: AES), it is a kind of block encryption standard that U.S. Federal Government uses.This standard is used
Original DES is substituted, is analyzed in many ways and widely the whole world uses.
Step 203 receives downloading request feedback information, and confirmation pays and downloads the digital content.
When be encrypted and stored in digital rights operations flat for the digital content of the first exchange secret key pair user purchase
After on platform, digital rights operations platform notifies that user downloads the encrypted digital content, user receive downloading notice or, to
Digital rights operations platform sends downloading request and issues flat after digital rights operations platform receives downloading request feedback information
Platform reimbursement of expense notice, user need to pay certain platform expense, which can be calculated with currency, can also use platform
Token or integral for voluntarily issuing etc. are paid, and after the completion of payment, digital rights operations platform is broadcasted to block chain network and paid
Confirmation message in receiving block chain after the confirmation message of safety verification number of blocks, is downloaded from digital rights operations platform
The digital content.
Step 204 calculates the second exchange code key by the first public key and the second private key, and the second exchange code key is for solving
The close digital content, wherein the first exchange code key is corresponding with the second exchange code key.
After the completion of digital content downloading, by the first public key of digital content creator or digital content publisher with
The second private key of user calculates the second exchange code key, utilizes the digital content after the second exchange code key decryption downloading.Institute
It is corresponding with the second exchange code key to state the first exchange code key, to guarantee successful decryption digital content, after decrypted digital content, uses
Family, that is, openable digital content uses, and user is the copyright for having the digital content.
The second exchange code key calculates gained using DH Diffie-Hellman, and DH key full name is that diffie-hellman is graceful close
Key exchange, English: Diffie-Hellman key ex-change is a kind of security protocol.It can allow both sides not having completely
Have and has created a key by insecure channels under conditions of any preparatory information of other side.This key can be subsequent logical
Carry out encryption communication content as symmetric key in news.
Optionally, second public key is believed after the second exchange code key decrypts the digital content as user identifier
Breath write-in block chain account book.
The embodiment of the present application two provides a kind of copyright managing method based on block chain, is exchanged by the cipher key calculation of creation
Simultaneously block chain account book is written using public key as user identity information in code key, so that the line trace that propagates into of digital content is traced to the source, protects
The author and digital content purchase person (user) for hindering digital content can buy safely, use and shift copyrighted digital content,
The effect that effectively copyright is managed while maximized acquisition interests.
Embodiment three
Referring to Fig. 5, Fig. 5 be the embodiment of the present application three provide a kind of copyright managing method based on block chain in download number
The flow diagram of word content.On the basis of example 2, pass through the first public key and the second private key meter described in step 204
The second exchange code key is calculated, after the second exchange code key is used to decrypt the digital content, this method further include:
Step 205, the digital content after downloading are exchanged by third public key with the calculated third of the second private key secret
When key encryption uploads to digital rights operations platform, deletes in the digital content of the second exchange code key decryption and exchange code key with third
The duplicate part of the digital content of encryption.
If wanting the digital content of downloading to be sold to next user B after user A has downloaded the digital content of purchase.To number
Letter weighs operating platform and sends purchase request, and the purchase request includes the copyright quantity of the digital content of transaction, payment
The payment information of the issue price of corresponding copyright quantity, the payment transaction construct intelligent contract and form purchase bill, are based on the purchase
One shot of acknowledging purchase request, and the purchase request is broadcasted to block chain network, each block receives purchase in block chain network
Feedback acknowledgment information after the broadcast event of request, in receiving block chain after the confirmation message of safety verification number of blocks, to
Digital rights operations platform sends downloading request.Third public key exchanges code key with the calculated third of the second private key simultaneously, utilizes
The digital content of the third exchange secret key pair user purchase be encrypted and stored on digital rights operations platform, digital version
When power operating platform detects digital content encrypted by third exchange code key, delete in the number that the second exchange code key is decrypted
The duplicate part of digital content of code key encryption is exchanged in appearance with third.
The embodiment of the present application three provides a kind of copyright managing method based on block chain, is exchanged by the cipher key calculation of creation
Simultaneously block chain account book is written using public key as user identity information in code key, and detects the duplicate user in the digital content of upload
Identification information and delete original download digital content, guarantee the uniqueness of copyrighted digital content, so that the propagation of digital content
It is traceable to trace to the source, ensure that the author of digital content and digital content purchase person (user) can buy safely, use and shift number
Word content copyright, the effect that effectively copyright is managed while maximumlly obtaining interests.
Example IV
Show referring to the structure that Fig. 6, Fig. 6 are a kind of copyright controllers based on block chain that the embodiment of the present application four provides
It is intended to.Described device includes:
Purchase request creation module, for creating purchase request, the purchase request includes digital content title, copyright number
Amount, price；
Intelligent contract creation module is bought, for carrying out signature building purchase intelligence to purchase request using the first private key
Energy contract is broadcasted to block chain；
Copyright shift module shifts the version of the digital content for receiving the confirmation message buying intelligent contract and coming into force
Power.
Preferably, further includes: download module, for downloading the digital content.
The embodiment of the present application four provides a kind of copyright controller based on block chain, the side signed by the code key of creation
Formula is broadcasted to block chain, and block chain account book is written using the public key of copyright buyer as user identity information, so that in number
The author and copyright buyer of appearance can buy, use and shift copyrighted digital content, while maximumlly obtaining interests
It can be with the relatively effective effect being managed to copyright.
Embodiment five
Fig. 7 is participated in, Fig. 7 is that a kind of structure for copyright management equipment based on block chain that the embodiment of the present application five provides is shown
It is intended to.The equipment includes:
Memory, processor and the computer program being stored on the memory, the processor execute the calculating
The step of realizing following copyright managing method when machine program.
The step includes:
Step 101, creation purchase request, the purchase request includes digital content title, copyright quantity, price；
Step 102, carrying out signature building to purchase request using the first private key, to buy intelligent contract wide to block chain
It broadcasts；
Step 103 receives and buys the confirmation message that intelligent contract comes into force, and shifts the copyright of the digital content.
Step 104, the downloading digital content.
And
Step 201 sends downloading request to digital rights operations platform；
Step 202 exchanges code key with the second public key calculating first by the first private key, is added using the first exchange code key
Close digital content simultaneously stores；
Step 203 receives downloading request feedback information, and confirmation pays and downloads the digital content；
Step 204 calculates the second exchange code key by the first public key and the second private key, and the second exchange code key is for solving
The close digital content, wherein the first exchange code key is corresponding with the second exchange code key.
Step 205 is encrypted when the digital content exchanges code key with the calculated third of the second private key by third public key
When passing to digital rights operations platform, the number for exchanging code key encryption in the digital content of the second exchange code key decryption with third is deleted
The duplicate part of word content.
Preferably, in the embodiment of the present invention can also include input unit and output device etc. with information witness equipment.
Input unit may include stylus, keyboard, mouse, touch screen etc.；Output device may include display equipment, such as liquid crystal display
Device (Liquid Crystal Display, LCD), cathode-ray tube (Cathode Ray Tube, CRT), touch screen etc..Storage
Device, processor, input unit and output device can be connected by bus or other modes, only to be connected by bus in figure
For.
A kind of nonvolatile computer storage media is provided in the embodiment of the present invention, non-volatile computer storage is situated between
Matter is stored with computer executable instructions, and the computer executable instructions are for making computer execute above-mentioned copyright managing method
Step.
The apparatus embodiments described above are merely exemplary, wherein described, module can as illustrated by the separation member
It is physically separated with being or may not be, the component shown as module may or may not be physics mould
Block, it can it is in one place, or may be distributed on multiple network modules.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
Through the above description of the embodiments, those skilled in the art can be understood that each embodiment can
It realizes by means of software and necessary general hardware platform, naturally it is also possible to pass through hardware.Based on this understanding, on
Stating technical solution, substantially the part that contributes to existing technology can be embodied in the form of software products in other words, should
Computer software product may be stored in a computer readable storage medium, the computer readable recording medium include for
Any mechanism of the readable form storage of computer (such as computer) or transmission information.For example, machine readable media includes only
Read memory (ROM), random access memory (RAM), magnetic disk storage medium, optical storage media, flash medium, electricity, light,
Sound or the transmitting signal (for example, carrier wave, infrared signal, digital signal etc.) of other forms etc., which includes
Some instructions are used so that a computer equipment (can be personal computer, server or the network equipment etc.) executes respectively
Method described in certain parts of a embodiment or embodiment.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the embodiment of the present application, rather than it is limited
System；Although the application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: its
It is still possible to modify the technical solutions described in the foregoing embodiments, or part of technical characteristic is equal
Replacement；And these are modified or replaceed, each embodiment technical solution of the application that it does not separate the essence of the corresponding technical solution
Spirit and scope.
It will be understood by those skilled in the art that the embodiment of the embodiment of the present invention can provide as method, apparatus (equipment) or
Computer program product.Therefore, the embodiment of the present invention can be used complete hardware embodiment, complete software embodiment or combine soft
The form of the embodiment of part and hardware aspect.Moreover, it wherein includes to calculate that the embodiment of the present invention, which can be used in one or more,
Computer-usable storage medium (including but not limited to magnetic disk storage, CD-ROM, the optical memory of machine usable program code
Deng) on the form of computer program product implemented.
The embodiment of the present invention referring to according to the method for the embodiment of the present invention, device (equipment) and computer program product
Flowchart and/or the block diagram describes.It should be understood that can be realized by computer program instructions every in flowchart and/or the block diagram
The combination of process and/or box in one process and/or box and flowchart and/or the block diagram.It can provide these computers
Processor of the program instruction to general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices
To generate a machine, so that generating use by the instruction that computer or the processor of other programmable data processing devices execute
In the dress for realizing the function of specifying in one or more flows of the flowchart and/or one or more blocks of the block diagram
It sets.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Claims (10)
1. a kind of copyright managing method based on block chain, which is characterized in that
Creation purchase request, the purchase request includes digital content title, copyright quantity, price；
The intelligent contract of signature building purchase is carried out to purchase request using the first private key to broadcast to block chain；
It receives and buys the confirmation message that intelligent contract comes into force, shift the copyright of the digital content.
2. copyright managing method according to claim 1, which is characterized in that the method also includes:
It receives after buying the confirmation message that intelligent contract comes into force, block chain account is written using the second public key as user identity information
This.
3. copyright managing method according to claim 1, which is characterized in that the copyright of the transfer digital content it
Afterwards further include:
Download the digital content；
Specifically:
Downloading request is sent to digital rights operations platform；
First is calculated with the second public key by the first private key and exchanges code key, simultaneously using the first exchange code key encrypted digital content
Storage；
Downloading request feedback information is received, confirmation pays and downloads the digital content；
The second exchange code key is calculated by the first public key and the second private key, the second exchange code key is for decrypting in the number
Hold, wherein the first exchange code key is corresponding with the second exchange code key.
4. copyright managing method according to claim 3, which is characterized in that pass through the first public key and the second private key described
The second exchange code key is calculated, the second exchange code key is used to decrypt after the digital content, further includes:
Digital publishing rights are uploaded to when the digital content exchanges code key encryption with the calculated third of the second private key by third public key
When operating platform, the digital content for exchanging code key encryption in the digital content of deletion the second exchange code key decryption with third is duplicate
Part.
5. copyright managing method according to claim 4, which is characterized in that request confirmation information is bought in the reception, to
Digital rights operations platform sends downloading request specifically:
Purchase request is sent to block chain network, the purchase request includes purchase copyright quantity, payment information；
The purchase confirmation message that safety verification number of blocks is fed back on block chain is received, sends and downloads to digital rights operations platform
Request.
6. copyright managing method according to claim 4, which is characterized in that described to be encrypted using the first exchange code key
Digital content simultaneously stores specifically:
Using digital content described in the first exchange code key and AES encryption, and encrypted digital content is uploaded to number
The storage of rights operations platform.
7. copyright managing method according to claim 5, which is characterized in that the reception downloading request feedback information, really
Recognize payment and download the digital content specifically:
Downloading request feedback information is received, confirmation pays commissions to digital rights operations platform, downloads the digital publishing rights behaviour
Make the encrypted digital content of platform storage.
8. a kind of copyright controller based on block chain, which is characterized in that described device includes:
Purchase request creation module, for creating purchase request, purchase request including digital content title, copyright quantity,
Price；
Intelligent contract creation module is bought, is closed for carrying out signature building purchase intelligence to purchase request using the first private key
About broadcasted to block chain；
Copyright shift module shifts the copyright of the digital content for receiving the confirmation message buying intelligent contract and coming into force.
9. a kind of nonvolatile computer storage media, which is characterized in that the nonvolatile computer storage media is executable
Instruction, the computer executable instructions are for making computer execute such as the described in any item digital content versions of claim 1-7
The step of weighing management method.
10. a kind of copyright management equipment based on block chain, which is characterized in that including memory, processor and be stored in described
Computer program on memory, the processor are realized described in any one of claim 1-7 when executing the computer program
Digital content playback method the step of.
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| CN201810148232.XA CN109344566A (en) | 2018-02-13 | 2018-02-13 | A kind of copyright managing method based on block chain, device and equipment |
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| CN201810148232.XA CN109344566A (en) | 2018-02-13 | 2018-02-13 | A kind of copyright managing method based on block chain, device and equipment |
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| CN111639305A (en) * | 2019-03-01 | 2020-09-08 | 湖南天河国云科技有限公司 | Block chain-based content copyright protection method and system |
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