CN106779385A - The method and system of electronic evidence and user identity are fixed using block chain - Google Patents
The method and system of electronic evidence and user identity are fixed using block chain Download PDFInfo
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- CN106779385A CN106779385A CN201611114826.6A CN201611114826A CN106779385A CN 106779385 A CN106779385 A CN 106779385A CN 201611114826 A CN201611114826 A CN 201611114826A CN 106779385 A CN106779385 A CN 106779385A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
Abstract
The invention discloses the method and system that a kind of utilization block chain fixes electronic evidence and user identity, belong to field of information security technology, the technical problem to be solved is how to solidify and bind user identity, electronic evidence and contract text during electronic contract is signed by block chain.It comprises the following steps：（1）, following text bound by electronic evidence snapshot document：The identity of user discerns the text of recording text, accreditation behavior evidence text and electronic contract or agreement；（2）, using block chain bind and solidification electronic evidence snapshot document；（3）, preserve the text that block transaction id, electronic evidence snapshot document, identity discern recording text, accreditation behavior evidence text and electronic contract or agreement.Its structure includes that user identity collecting unit, user identity discern unit, electronic contract or agreement display unit, electronic evidence collecting unit, electronic evidence processing unit, electronics snapshot generation unit and storage unit.
Description
Technical field
It is specifically a kind of to fix electronic evidence and user using block chain the present invention relates to field of information security technology
The method and system of identity.
Background technology
With the propulsion of internet, the transaction for being largely related to clearly defining responsibilities and identity to assert occurs on the internet, originally
Using black paper while letters, the means signed one's name on a document cannot meet existing demand.However, with electronic message constitute electronic contract,
Electronic certificate, digital asset etc. but face electronic message it is interior be easily tampered, identity is difficult determines and the time is difficult fixed etc. numerous
Challenge.
During electronic contract signature, how to solidify and identify the identity of user, how to solidify the electricity produced in transaction
Sub- evidence, how behavior, time, place, the contract text of identity, user of user bound etc..How to ensure that electronic evidence is true
Real, complete, association.
Block chain essence is a kind of database of decentralization, the data of generation that to be a string be associated using cryptography method
Block, contains the information of primary network transaction, the validity for verifying its information in each data block（It is false proof）And generation
Next block.Block chain has a decentralization, the feature such as information can not be distorted, once information is by verifying and added to block
Chain, permanent will store.Based on the feature of block chain, the use being associated with electronic contract or agreement by block chain
Family identity, electronic evidence and contract text solidification, then be capable of achieving user identity, electronic evidence and contract text it is true,
Complete and relevance.
How to solidify and bind user identity, electronic evidence and contract text during electronic contract is signed by block chain,
It is the technical issues that need to address.
The content of the invention
It is not enough that technical assignment of the invention is directed to the above, there is provided one kind fixes electronic evidence and user's body using block chain
Part method and system come solve how by block chain solidify and bind electronic contract signature in user identity, electronic evidence
And the problem of contract text.
Technical assignment of the invention is realized in the following manner：
The method that electronic evidence and user identity are fixed using block chain, is comprised the following steps：
（1）, following text bound by electronic evidence snapshot document：The identity of user discerns recording text, user and electronics is closed
The accreditation behavior evidence text and the text of electronic contract or agreement of same or agreement；
（2）, using block chain bind and solidification electronic evidence snapshot document, block chain network return block transaction id；
（3）, preserve block transaction id, electronic evidence snapshot document, identity discern recording text, accreditation behavior evidence text and
The text of electronic contract or agreement；
User is the participant of electronic contract or agreement.
Further, step（1）Operating process comprise the following steps：
（1.1）, discern the identity of user, after the completion of discerning, form identity and discern recording text, it records following information：Made
Identification of means, qualification result and qualification time；
（1.2）, electronic contract or agreement text represented with ensuring the form for effectively showing contained content；
（1.3）, collection user to the data of the accreditation behavior of electronic contract or agreement, the data to approving behavior carry out summary meter
Calculate, formation includes the accreditation behavior evidence text of data type and data synopsis；
（1.4）, discerned according to the identity of user recording text, user to the accreditation behavior evidence text of electronic contract or agreement with
And the text of electronic contract or agreement is calculated and produces electronic evidence snapshot document.
Further, step（2）It is as follows by the way of：
（2.1）, calculate produce electronic evidence snapshot document summary data, construct block chain transaction message；
（2.2）, above-mentioned transaction message is broadcast to block chain network, completing electronic evidence snapshot document by block chain network makes a summary
Reliable memory, obtain block transaction id.
Further, step（1.1）In, discern the identification of means that the identity of user used and do not limit one kind, identify hand
Section include be not limited to meeting examination ＆ verification, identity card online checking, living things feature recognition, cell-phone number checking, mailbox checking, bank card friendship
Fork checking, Third-party payment cross validation and/or third party's CA cross validations.
Further, step（1.2）In, the text of electronic contract or agreement is with PDF（English full name is Portable
Document Format, translator of Chinese is portable document format）Format or HTML（English full name is Hyper Text
Markup Language, translator of Chinese is HyperText Markup Language）The form of format represents.
Further, step（1.3）In, user includes being not limited to clap to the data of the accreditation behavior of electronic contract or agreement
According to data, Video data, recording data, electronic signature data, hand-written data and short message challenge code data.
Further, step（2.2）In, the summary data of the electronic evidence snapshot document of generation is broadcast to block link network
Network, block chain network returns to block transaction id；Be stored with block transaction id, electronic evidence in each node of block chain network
The summary data of snapshot document and effective initial time.
The system that electronic evidence and user identity are fixed using block chain, including subscriber unit, electronic evidence unit, electronics
Contract or agreement display unit, electronics snapshot unit and storage unit；
Subscriber unit is connected with electronics snapshot unit and storage unit, for gathering the identity information of user, discerning the body of user
Part information and generation identity discern recording text, and identity is discerned into recording text are sent to electronics snapshot unit and preserve single
Unit；
Electronic contract or agreement display unit are connected with electronics snapshot unit and storage unit, for ensuring effectively to show electricity
The form of sub- contract or the contained content of agreement represents electronic contract or agreement, and the text of electronic contract or agreement is sent into electricity
Sub- snapshot unit and storage unit；
Electronic evidence unit is connected with electronics snapshot unit and storage unit, and electronic contract or agreement are recognized for gathering user
Can behavior data and generation accreditation behavior evidence text, and will it is still feasible for evidence text be sent to electronics snapshot unit and
Storage unit；
Electronics snapshot unit is connected with storage unit, for according to identity discern recording text, electronic contract or version of an agreement with
And accreditation behavior evidence text generation electronic evidence snapshot document, the summary data of electronic evidence snapshot document can be generated, and
The summary data of electronic evidence snapshot document is broadcast to block chain network, electronic evidence snapshot document is sent single to preserving
Unit；
Storage unit is also connected with block chain network, and recording text, accreditation behavior evidence text, electronics are discerned for preserving identity
Evidence snapshot document and block transaction id.
Further, subscriber unit includes user identity collecting unit and user identity discerns unit, user identity collection
Unit is discerned unit and is connected with user identity, and user identity collecting unit is used to gather the identity information of user；User identity reflects
Card unit is connected with electronics snapshot unit and storage unit, for discerning the identity of user according to the identity information of user and generating
Identity discerns recording text, and identity is discerned into recording text is sent to electronics snapshot unit and storage unit.
Further, electronic evidence unit includes electronic evidence collecting unit and electronic evidence processing unit, electronic evidence
Collecting unit is connected with electronic evidence processing unit, and electronic evidence collecting unit is connected with electronic evidence processing unit, for adopting
Collect data of the user to the accreditation behavior of electronic contract or agreement, and by user to electronic contract or the number for approving behavior of agreement
According to being transferred to electronic evidence processing unit；
Electronic evidence processing unit is connected with electronics snapshot unit and storage unit, for according to user to electronic contract or agreement
Accreditation behavior data genaration accreditation behavior evidence text, and will recognize that behavior evidence text be sent to electronics snapshot unit and
Storage unit.
Utilization block chain of the invention fixes electronic evidence and the method and system of user identity has advantages below：
1st, electronic evidence snapshot document includes that the identity of user discerns recording text, user to electronic contract or agreement in the present invention
Accreditation behavior evidence text and electronic contract or agreement text, the whole truth of the matter can be recalled, and can take at any time afterwards
Card, verifies at any time；
2nd, electronic evidence snapshot document is cured in block chain in the present invention, and be stored with area in each node of block chain network
Block transaction id, the summary data of electronic evidence snapshot document and effective initial time, block transaction id are given birth to by block chain network
Into, it is ensured that block transaction id is true, complete, and electronic evidence snapshot document is ensured that by block chain network persistence
Electronic evidence snapshot document it is true, complete；
3rd, electronic contract of the present invention or agreement are represented with the form of the format such as PDF formats or HTML formats, it is ensured that its effective earth's surface
Existing contained content；
4th, the identification of means that the identity for discerning user of the invention is used is not limited to one kind, increased and discerns user identity mode
Diversity, it is ensured that the accuracy and authenticity of user identity；
5th, user of the present invention the data of the accreditation behavior of electronic contract or agreement are not limited to one kind, i.e. user to electronic contract or
The record of the accreditation behavior of agreement has multiple choices mode, can select take pictures, record a video, recording, signing electronically, hand-written or short message
The various ways such as challenge code, be easy to using it is convenient, easily mode record accreditation behavior.
Brief description of the drawings
The present invention is further described below in conjunction with the accompanying drawings.
Accompanying drawing 1 is the flow chart of the method that embodiment 1 fixes electronic evidence and user identity using block chain；
Accompanying drawing 2 be embodiment 1 in recording text, user are discerned to electronics by the identity of electronic evidence snapshot document user bound
The flow chart of the text of the accreditation behavior evidence text and electronic contract or agreement of contract or agreement；
Accompanying drawing 3 is the block transaction id binding in embodiment 1 using the generation of block chain network and solidification electronic evidence snapshot document
Flow chart；
Accompanying drawing 4 is the system block diagram that embodiment 2 fixes electronic evidence and user identity using block chain；
In figure, 1, subscriber unit, 2, user identity collecting unit, 3, user identity discern unit, 4, electronic evidence unit, 5, electricity
Sub- evidence collection unit, 6, electronic evidence processing unit, 7, electronic contract or agreement display unit, 8, electronics snapshot unit, 9,
Storage unit, 10, block chain network.
Specific embodiment
Electronic evidence and user identity are fixed to utilization block chain of the invention with reference to Figure of description and specific embodiment
Method and system it is explained in detail below.
Embodiment 1：
As shown in Figure 1, the method that utilization block chain of the invention fixes electronic evidence and user identity, comprises the following steps：
（1）, following text bound by electronic evidence snapshot document：The identity of user discerns recording text, user and electronics is closed
The accreditation behavior evidence text and the text of electronic contract or agreement of same or agreement；
（2）, using block chain bind and solidification electronic evidence snapshot document, block chain network return block transaction id；
（3）, preserve block transaction id, electronic evidence snapshot document, identity discern recording text, accreditation behavior evidence text and
The text of electronic contract or agreement；
Wherein, user is the participant of electronic contract or agreement.
As shown in Figure 2, step（1）Detailed step it is as follows：
（1.1）, electronic contract is when concluding the business, and discerns the identity of user, can discern use using the identification of means of identity card online checking
The identity at family, after the completion of discerning, records used identification of means, qualification result and qualification time, and according to above-mentioned identification
Means, qualification result and qualification time form identity and discern recording text；
（1.2）, electronic contract conclude the business when, the text of electronic contract or agreement is represented with the form of PDF formats or HTML formats,
PDF formats or HTML formats can effectively show electronic contract or the contained content of agreement；
（1.3）, electronic contract is when concluding the business, to the data of the accreditation behavior of electronic contract or agreement, user is to electronics for collection user
The data of the accreditation behavior of contract or agreement are data of taking pictures, and to approving that the data of behavior carry out digest calculations, formation includes
The accreditation behavior evidence text of data type and data synopsis；
（1.4）, after the content check concluded the business to electronic contract of user, recording text, accreditation behavior evidence text are discerned according to identity
The text of sheet and electronic contract or agreement is calculated and produces electronic evidence snapshot document.
Step（1.1）In discern the identification of means that the identity of user used and do not limit one kind, identification of means includes not limiting
In meeting examination ＆ verification, identity card online checking, living things feature recognition, cell-phone number checking, mailbox checking, bank card cross validation, the
Tripartite pays cross validation and/or third party's CA cross validations.
Step（1.3）In, user includes being not limited to take pictures data, record to the data of the accreditation behavior of electronic contract or agreement
As data, recording data, electronic signature data, hand-written data and short message challenge code data.After electronic contract transaction, can be at any time
Evidence obtaining, verifies at any time.
Electronic evidence snapshot document discerns recording text, accreditation behavior evidence text and electronic contract or association including identity
The summary of the text of view, wherein, the classification in electronic evidence snapshot document discerns recording text, accreditation behavior evidence including identity
The text of text and electronic contract or agreement, identity discerns the form such as table 2 of identification of means and qualification result in recording text
Shown, accreditation behavior evidence text includes data type and data synopsis, and the text of electronic contract or agreement includes
Format selected by the summary of the text of form and electronic contract or agreement, wherein form can represent completely electronic contract or
The contained content of the text of agreement, such as PDF formats or HTML formats.The form institute of table 1 specific as follows of electronic evidence snapshot document
Show.
Table 1：
Table 2：
Step（2）Detailed step it is as follows：
（2.1）, by digest algorithm calculate electronic evidence snapshot document summary data；
（2.2）, the summary data of the electronic evidence snapshot document of generation is broadcast to block chain network 108, block chain network 108
According to the summary data of electronic evidence snapshot document, block transaction id is signed and issued；Stored in each node of block chain network 108
There are block transaction id, the summary data of electronic evidence snapshot document and effective initial time.
Because the extraordinary of the decentralization as block chain, technology are neutral, its persistence electronic evidence snapshot document
Summary data, and ensure the integrality of the summary data of electronic evidence snapshot document.Its block transaction id for producing is identified
The effective time of the identity information of user, the summary that have cured electronic evidence snapshot document and block transaction id, electronic evidence is fast
Have cured identity again according to file and discern recording text（That is the process that the identity of user is discerned）, accreditation behavior evidence text（User
To electronic contract or the accreditation behavior evidence of agreement）And the summary data of the text of electronic contract or agreement（And electronic contract
Or version of an agreement itself）, when there is dispute, anyone or any judicial expertise mechanism can utilize current techique means
Verify the authenticity and integrity of data.Electronic evidence snapshot text is extracted by the arbitrary node in block chain network 108 first
The summary data of part, then the summary data with electronic evidence snapshot document contrasted, contrast and successfully then show electronic evidence
Snapshot document is not tampered with, and the text of corresponding electronic contract or agreement in electronic evidence snapshot document is then extracted one by one and is recognized
Feasible is evidence text, carries out summary data contrast, contrasts and successfully show above-mentioned file and be not tampered with.
Embodiment 2：
As shown in Figure 4, the system that utilization block chain of the invention fixes electronic evidence and user identity, including subscriber unit 1,
Electronic evidence unit 4, electronic contract or agreement display unit 7, electronics snapshot unit 8 and storage unit 9, subscriber unit 1 are wrapped
Include and discern unit 3 including user identity collecting unit 2 and user identity, electronic evidence unit 4 includes electronic evidence collecting unit 5
With electronic evidence processing unit 6.
User identity collecting unit 2 is discerned unit 3 and is connected with user identity, the identity information for gathering user.
User identity is discerned unit 3 and is connected with electronics snapshot unit 8 and storage unit 9, for being believed according to the identity of user
Breath discerns the identity of user and generates identity and discern recording text, and identity is discerned into recording text is sent to electronics snapshot unit
8 and storage unit 9.
User identity collecting unit 2 and user identity discern unit 3 support discern the identification that the identity of user is used
Means include but is not limited to meeting examination ＆ verification, identity card online checking, living things feature recognition, cell-phone number checking, mailbox checking, bank
Card cross validation, Third-party payment cross validation and/or third party's CA cross validations.
Electronic evidence collecting unit 5 is connected with electronic evidence processing unit 6, for gathering user to electronic contract or agreement
Accreditation behavior data, and by user to the data transfer of the accreditation behavior of electronic contract or agreement to electronic evidence treatment singly
Unit 6.
Electronic evidence processing unit 6 is connected with electronics snapshot unit 8 and storage unit 9, for being closed to electronics according to user
The data genaration accreditation behavior evidence text of the accreditation behavior of same or agreement, and it is fast to will recognize that behavior evidence text is sent to electronics
According to unit 8 and storage unit 9.
Accreditation of the user that electronic evidence collecting unit 5 and electronic evidence processing unit 6 are supported to electronic contract or agreement
The data of behavior include being not limited to take pictures data, Video data, recording data, electronic signature data, hand-written data and short message is chosen
War code data.
Electronic contract or agreement display unit 7 are used to show the text of electronic contract or agreement, and are able to ensure that effectively
Performance electronic contract or the contained content of agreement, and the text of electronic contract or agreement is sent to connected storage unit 9.
It is single that the text of electronic contract or agreement is sent to connected electronics snapshot generation by electronic contract or agreement display unit 7
Unit.
Electronics snapshot unit 8 is used to discern recording text, electronic contract or version of an agreement and accreditation behavior according to identity
Evidence text generation electronic evidence snapshot document, can generate the summary data of electronic evidence snapshot document, and by electronic evidence
The summary data of snapshot document is broadcast to block chain network 10.
Block chain network 10 signs and issues block transaction id according to the summary data of electronic evidence snapshot document；Block chain network
Be stored with 10 each node block transaction id, the identity information of user, electronic evidence snapshot document summary data with
And effective initial time of block transaction id.
Storage unit 9 is used to receiving and preserve identity discerns recording text, accreditation behavior evidence text, electronic evidence snapshot
File and block transaction id.
Utilization block chain of the invention fixes electronic evidence and the system of user identity can be used to realize the utilization of embodiment 1
The method that block chain fixes electronic evidence and user identity.
By specific embodiment above, the those skilled in the art can readily realize the present invention.But should
Work as understanding, the present invention is not limited to above-mentioned specific embodiment.On the basis of disclosed embodiment, the technical field
Technical staff can be combined different technical characteristics, so as to realize different technical schemes.Except the technology described in specification
Outside feature, the known technology of those skilled in the art is.
Claims (10)
1. the method that electronic evidence and user identity are fixed using block chain, it is characterised in that comprise the following steps：
（1）, following text bound by electronic evidence snapshot document：The identity of user discerns recording text, user and electronics is closed
The accreditation behavior evidence text and the text of electronic contract or agreement of same or agreement；
（2）, using block chain bind and solidification electronic evidence snapshot document, block chain network return block transaction id；
（3）, preserve block transaction id, electronic evidence snapshot document, identity discern recording text, accreditation behavior evidence text and
The text of electronic contract or agreement；
User is the participant of electronic contract or agreement.
2. the method that utilization block chain according to claim 1 fixes electronic evidence and user identity, it is characterised in that step
Suddenly（1）Operating process comprise the following steps：
（1.1）, discern the identity of user, after the completion of discerning, form identity and discern recording text, it records following information：Made
Identification of means, qualification result and qualification time；
（1.2）, electronic contract or agreement text represented with ensuring the form for effectively showing contained content；
（1.3）, collection user to the data of the accreditation behavior of electronic contract or agreement, the data to approving behavior carry out summary meter
Calculate, formation includes the accreditation behavior evidence text of data type and data synopsis；
（1.4）, discerned according to the identity of user recording text, user to the accreditation behavior evidence text of electronic contract or agreement with
And the text of electronic contract or agreement is calculated and produces electronic evidence snapshot document.
3. the method that utilization block chain according to claim 1 fixes electronic evidence and user identity, it is characterised in that step
Suddenly（2）It is as follows by the way of：
（2.1）, calculate electronic evidence snapshot document summary data, construct block chain transaction message；
（2.2）, above-mentioned transaction message is broadcast to block chain network, plucking for electronic evidence snapshot document is completed by block chain network
The reliable memory of data is wanted, block transaction id is obtained.
4. the method that utilization block chain according to claim 2 fixes electronic evidence and user identity, it is characterised in that step
Suddenly（1.1）In, to discern the identification of means that the identity of user used and do not limit one kind, identification of means includes that being not limited to meeting examines
Core, identity card online checking, living things feature recognition, cell-phone number checking, mailbox checking, bank card cross validation, Third-party payment
Cross validation and/or third party's CA cross validations.
5. the method that utilization block chain according to claim 2 fixes electronic evidence and user identity, it is characterised in that step
Suddenly（1.2）In, the text of electronic contract or agreement is represented with the form of PDF formats or HTML formats.
6. the method that utilization block chain according to claim 2 fixes electronic evidence and user identity, it is characterised in that step
Suddenly（1.3）In, user includes being not limited to take pictures data, Video data, record to the data of the accreditation behavior of electronic contract or agreement
Sound data, electronic signature data, hand-written data and short message challenge code data.
7. the method that utilization block chain according to claim 3 fixes electronic evidence and user identity, it is characterised in that step
Suddenly（2.2）In, the summary data of the electronic evidence snapshot document of generation is broadcast to block chain network, block chain network safely may be used
After storage, block transaction id is returned；Be stored with block transaction id, electronic evidence snapshot in each node of block chain network
The summary data of file and effective initial time.
8. the system that electronic evidence and user identity are fixed using block chain, it is characterised in that including subscriber unit, electronic evidence
Unit, electronic contract or agreement display unit, electronics snapshot unit and storage unit；
Subscriber unit is connected with electronics snapshot unit and storage unit, for gathering the identity information of user, discerning the body of user
Part information and generation identity discern recording text, and identity is discerned into recording text are sent to electronics snapshot unit and preserve single
Unit；
Electronic contract or agreement display unit are connected with electronics snapshot unit and storage unit, for ensuring effectively to show electricity
The form of sub- contract or the contained content of agreement represents electronic contract or agreement, and the text of electronic contract or agreement is sent into electricity
Sub- snapshot unit and storage unit；
Electronic evidence unit is connected with electronics snapshot unit and storage unit, and electronic contract or agreement are recognized for gathering user
Can behavior data and generation accreditation behavior evidence text, and will it is still feasible for evidence text be sent to electronics snapshot unit and
Storage unit；
Electronics snapshot unit is connected with storage unit, for according to identity discern recording text, electronic contract or version of an agreement with
And accreditation behavior evidence text generation electronic evidence snapshot document, the summary data of electronic evidence snapshot document can be generated, and
The summary data of electronic evidence snapshot document is broadcast to block chain network, electronic evidence snapshot document is sent single to preserving
Unit；
Storage unit is also connected with block chain network, and recording text, accreditation behavior evidence text, electronics are discerned for preserving identity
Evidence snapshot document and block transaction id.
9. the system that utilization block chain according to claim 8 fixes electronic evidence and user identity, it is characterised in that use
Family unit includes user identity collecting unit and user identity discerns unit, and user identity collecting unit discerns list with user identity
Unit's connection, user identity collecting unit is used to gather the identity information of user；User identity discerns unit and electronics snapshot unit
With storage unit connection, recording text is discerned for discerning the identity of user according to the identity information of user and generating identity, and
Identity is discerned into recording text and is sent to electronics snapshot unit and storage unit.
10. the system that utilization block chain according to claim 8 fixes electronic evidence and user identity, it is characterised in that electricity
Sub- evidence unit includes electronic evidence collecting unit and electronic evidence processing unit, at electronic evidence collecting unit and electronic evidence
Reason unit connection, for gathering data of the user to the accreditation behavior of electronic contract or agreement, and by user to electronic contract or
The data transfer of the accreditation behavior of agreement is to electronic evidence processing unit；
Electronic evidence processing unit is connected with electronics snapshot unit and storage unit, for according to user to electronic contract or agreement
Accreditation behavior data genaration accreditation behavior evidence text, and will recognize that behavior evidence text be sent to electronics snapshot unit and
Storage unit.
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