CN101763609A - Virtual transaction evidence-obtaining method based on data signature and video technology - Google Patents
Virtual transaction evidence-obtaining method based on data signature and video technology Download PDFInfo
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- CN101763609A CN101763609A CN200910199857A CN200910199857A CN101763609A CN 101763609 A CN101763609 A CN 101763609A CN 200910199857 A CN200910199857 A CN 200910199857A CN 200910199857 A CN200910199857 A CN 200910199857A CN 101763609 A CN101763609 A CN 101763609A
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Abstract
The invention discloses a virtual transaction evidence-obtaining method based on data signature and video technology. The method comprises the following steps: (1) performing kinescope recording to the virtual transaction process of a game through a software; (2) generating video data after the recording is stopped, calculating the video data obtained through transaction to obtain a video summary; (3) combining the video summary with the related information of the virtual transaction in the step (1) to form an original text to be signed, then performing signature of the original text; and (4) combining the original text to be signed with the signature information to obtain an electronic evidence and storing the electronic evidence in a video file. The invention can provide the video evidence which conforms to the electronic signatures law and be applicable to the evidence-obtaining of virtual transactions, the evidence-obtaining of electronic commerce on-line transactions, evidence-obtaining of chatting records, etc.
Description
Technical field:
The present invention relates to a kind of trusted methods that the computation process is collected evidence, be specially adapted to virtual trading, ecommerce online transaction, and the virtual trading evidence collecting method based on data signature and video technique of application scenarioss such as chat.
Background technology:
Popularizing and development of internet, part even changed many people's life style up hill and dale, increasing people's custom is done shopping in the internet, is made friends.Same dispute can take place but virtual society is the same with real society, when especially relating to individual economic interests.Fraud in the virtual society at present gets more and more, and is more and more serious, and for reality society, evidence obtaining is difficult more after the generation dispute.
At present main evidence obtaining drawback problem concentrate on following some:
1, conclude the business on the internet, chat, although have corresponding transaction record and chat record, these electronic information are easily revised, and are difficult to behind the information correction find.
2, along with the development of online game, the transaction of virtual objects has also obtained vigorous growth as a kind of derivant, and the market of virtual trading is increasing, and scope is more and more wider, and the virtual trading amount of money involved is huge.As the commercial base behavior, the criterion of transaction is exactly the existence that must need both parties, then the switch-activity that carries out after reaching common understanding on certain degree.But some player is for various purposes, be ready to spend a large amount of money in order to obtain senior rare virtual objects, this has just caused professional player's greatly birth, they go to play games and are not for amusement, but in order to obtain various senior virtual equipments and stage property in order to exchange money for.This has just caused the deterioration of online game environment: malice PK inevitably to a certain extent, grab equip, swindle, swindle, plug-in even utilize hacker's means to distort game data.
3, a lot of disputes come from virtual objects and property in the virtual society, and the law neither one makes that for the clearly ownership identification of virtual trading and virtual objects and property the fraud in the virtual trading is more and more.
From above some as can be seen, especially virtual trading behavior of the trading activity on the present internet because the restriction of various factors can't obtain the strong protection of existing legal provision, a lot of trading activities are that jejune a kind of business form embodies.The reason that causes this phenomenon is exactly that existing virtual trading can not provide a kind of vaild evidence of realizing transaction that shows, some can show the file that both conclude the business just as receipt that the negotiator in market transaction held, invoice etc.
Summary of the invention:
The present invention does not have credible evidence to prove the problem that the transaction generation takes place in order to solve in the existing virtual trading, and a kind of method that can gather credible evidence in virtual trading is provided.
In order to achieve the above object, the technical solution adopted in the present invention is as follows:
Based on the virtual trading evidence collecting method of data signature and video technique, it comprises the steps:
(1) in recreation, the virtual trading process is carried out film recording by software;
When (2) stopping to record a video, generate video data, the video data that transaction is generated calculates then, obtains video frequency abstract;
(3) the relevant information combination with video frequency abstract and step (1) virtual trading forms original text to be signed, and treats the signature original text then and signs;
(4) will wait to sign original text and signing messages is combined as electronic evidence and is kept in the video file.
The alleged virtual trading of the present invention comprises game article transaction, GID transaction, the transaction of some card, but the invention is not restricted to the virtual trading evidence obtaining, is equally applicable to the evidence obtaining of scenes such as ordinary electronic business transaction and online chatting.
In above-mentioned virtual trading evidence collecting method, promptly can record a video at the total system desktop, also can be embedded in the game process and only game screen be recorded a video, thereby guarantee that video definition and frame per second can reach the requirement of evidence obtaining.
Calculate video frequency abstract among the present invention and be when stopping to record a video and calculate the SHA-1 summary or the MD5 digest of video data in real time, thereby guarantee the integrality of video data.
The relevant information of virtual trading of the present invention comprises both parties' personal information, sequence information, merchandise news, and exchange hour information, but be not limited to above information.
The signature original text treated described in the step of the present invention (3) is signed, and includes but not limited to that the digital certificate that uses the personal user signs, submits to third party's service of signing and sign maybe and will original text be signed to submit to time stamp server and carry out the timestamp signature.
The present invention who obtains according to technique scheme can provide believable evidence for all virtual tradings, make virtual trading can both accomplish that each transaction all has the relationship trading evidence to look into, the various frauds that exist in the virtual trading have in the past been avoided, thereby allow virtual trading go on the road for development of good faith transaction, be big what a good basis of the provider of various enforcement virtual tradings.
Description of drawings:
Further specify the present invention below in conjunction with the drawings and specific embodiments.
Fig. 1 is a process flow diagram of the present invention.
Fig. 2 is a process flow diagram of the invention process.
Fig. 3 is for having loaded the electronic evidence synoptic diagram of timestamp signature in the specific embodiment of the invention.
Embodiment:
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
Digital signature technology is that the typical case of asymmetric encryption techniques uses, it be mainly used in integrality, the authentication that guarantees data and prevent to conclude the business in denial take place.The Digital Time-stamp technology then is the application of a kind of mutation of digital signature technology.In the e-commerce transaction file, the time is crucial information.In contract in writing, the date of file signature is the same with signature all to be crucial key contents that prevent that file is forged and distorts.Digital Time-stamp service (DTS:digital time stamp service) is one of online e-commerce security service item, and the safeguard protection of the date and time information of e-file can be provided.
Not have the problem of credible evidence based on above-mentioned information the present invention in order solving in the existing virtual trading, and a kind of credible evidence acquisition method based on digital signature and video technique to be provided, this method specifically comprises the steps (as shown in Figure 1):
Based on the virtual trading evidence collecting method of data signature and video technique, it comprises the steps:
(1) in recreation, the virtual trading process is carried out film recording by software;
When (2) stopping to record a video, generate a video data, the video data that transaction is generated calculates then, obtains a video frequency abstract;
(3) the relevant information combination with video frequency abstract and step (1) virtual trading forms original text to be signed, and treats the signature original text then and signs;
(4) will wait to sign original text and signing messages is combined as electronic evidence and is kept in the video file.
Based on the principle of said method, the present invention specifically implements as follows:
Referring to Fig. 2, user 1 carries out virtual trading, when in recreation certain game article being bought other players, needs to obtain vaild evidence of transaction this time, prevents from that the buyer from receiving to deny behind the equipment and refuse payment.This moment, user 1 can use record screen instrument (for example looking for Bao Xiuxiu) that the process of this virtual trading is carried out film recording when transaction, when video recording stops, obtain the video data 4 of transaction this time, and employing SHA-1 algorithm or MD5 algorithm computation video data, obtain video frequency abstract, again both parties' personal information, merchandise news, sequence information and video frequency abstract are carried out the synthetic original text to be signed of XML coding or JSON code set, send to time stamp server 2.
Can record a video at the total system desktop when recording a video in the above-mentioned steps, also can be embedded in the game process and only game screen be recorded a video, thereby guarantee that video definition and frame per second can reach the requirement of evidence obtaining.
Final time stabs server 2 electronic evidence of signing and issuing 5 is returned to requestor 1, and requestor 1 can obtain to have the electronic evidence 5 of timestamp signature like this, promptly obtains the credible evidence of concluding the business, and is kept in the video file.
As shown in Figure 3, the electronic evidence 5 that the present invention obtains, this electronic evidence mainly comprise video file head 501, the original text 502 of waiting to sign, timestamp signature 503 and video data 504.Wherein video file head 501 is a fixed length, can be used for the metadata of store video stream.The original text 502 of waiting to sign comprises sequence information, seller's information, Bidder Information, merchandise news, video frequency abstract (being the MD5 digest or the SHA-1 summary of video data).
The length of video file head, original text to be signed, timestamp signature and be 4K.Video data is from the 4096th byte of file.
As a rule, the written time that signs documents is write by signer oneself, and digital signature is quite different, and it is that private key by the digital certificate correspondence carries out computations and obtains, the timestamp signature then is that authenticated unit DTS adds, and receives that with DTS the time of file is foundation.So the requestor can utilize this timestamp to prove the validity of this virtual trading.
More than show and described ultimate principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in the foregoing description and the instructions just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (7)
1. based on the virtual trading evidence collecting method of data signature and video technique, comprise the steps:
(1) in recreation, the virtual trading process is carried out film recording by software;
When (2) stopping to record a video, generate video data, the video data that transaction is generated calculates then, obtains video frequency abstract;
(3) the relevant information combination with video frequency abstract and step (1) virtual trading forms original text to be signed, and treats the signature original text then and signs;
(4) will wait to sign original text and signing messages is combined as electronic evidence and is kept in the video file.
2. the virtual trading evidence collecting method based on data signature and video technique as claimed in claim 1, it is characterized in that, alleged virtual trading comprises game article transaction, GID transaction, the transaction of some card, but this method is not limited to the virtual trading evidence obtaining, is equally applicable to the evidence obtaining of scenes such as ordinary electronic business transaction and online chatting.
3. the virtual trading evidence collecting method based on data signature and video technique as claimed in claim 1, it is characterized in that, can record a video at the total system desktop when recording a video in the step (1), also can be embedded in the game process and only game screen be recorded a video, thereby guarantee that video definition and frame per second can reach the requirement of evidence obtaining.
4. the virtual trading evidence collecting method based on data signature and video technique as claimed in claim 1 is characterized in that, calculates the SHA-1 summary or the MD5 digest of video data when stopping to record a video in the step (2) in real time, guarantees the integrality of video data.
5. the virtual trading evidence collecting method based on data signature and video technique as claimed in claim 1 is characterized in that the relevant information of described virtual trading comprises both parties' personal information, sequence information, merchandise news, exchange hour information.
6. the virtual trading evidence collecting method based on data signature and video technique as claimed in claim 1, it is characterized in that, the signature original text treated described in the step (3) is signed, and includes but not limited to that the digital certificate that uses the personal user signs, submits to third party's service of signing and sign maybe and will original text be signed to submit to time stamp server and carry out the timestamp signature.
7. the virtual trading evidence collecting method based on data signature and video technique as claimed in claim 1, it is characterized in that, the relevant information of described video frequency abstract and virtual trading is to make up in real time and be kept in the video file, and does not influence the normal play of video, makes evidence information be easy to keeping.
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910199857A CN101763609A (en) | 2009-12-03 | 2009-12-03 | Virtual transaction evidence-obtaining method based on data signature and video technology |
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| CN200910199857A CN101763609A (en) | 2009-12-03 | 2009-12-03 | Virtual transaction evidence-obtaining method based on data signature and video technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412966A (en) * | 2011-09-14 | 2012-04-11 | 福建伊时代信息科技股份有限公司 | Data management device, data management method, data delivery system and data delivery method |
| CN106059772A (en) * | 2016-05-17 | 2016-10-26 | 上海凭安网络科技有限公司 | Autonomous electronic evidence obtaining method and system |
| CN108431799A (en) * | 2015-12-11 | 2018-08-21 | 株式会社岛津制作所 | Analytical information management system |
| CN111200741A (en) * | 2020-04-02 | 2020-05-26 | 上海商魁信息科技有限公司 | Video processing method and device and machine-readable storage medium |
| CN111314742A (en) * | 2020-04-02 | 2020-06-19 | 上海商魁信息科技有限公司 | Video processing method and device and machine-readable storage medium |
-
2009
- 2009-12-03 CN CN200910199857A patent/CN101763609A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412966A (en) * | 2011-09-14 | 2012-04-11 | 福建伊时代信息科技股份有限公司 | Data management device, data management method, data delivery system and data delivery method |
| CN108431799A (en) * | 2015-12-11 | 2018-08-21 | 株式会社岛津制作所 | Analytical information management system |
| CN108431799B (en) * | 2015-12-11 | 2023-04-04 | 株式会社岛津制作所 | Analysis information management system |
| CN106059772A (en) * | 2016-05-17 | 2016-10-26 | 上海凭安网络科技有限公司 | Autonomous electronic evidence obtaining method and system |
| CN111200741A (en) * | 2020-04-02 | 2020-05-26 | 上海商魁信息科技有限公司 | Video processing method and device and machine-readable storage medium |
| CN111314742A (en) * | 2020-04-02 | 2020-06-19 | 上海商魁信息科技有限公司 | Video processing method and device and machine-readable storage medium |
| CN111200741B (en) * | 2020-04-02 | 2022-04-15 | 上海商魁信息科技有限公司 | Video processing method and device and machine-readable storage medium |
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Application publication date: 20100630 |