CN102186101A - Digital home video and service resource protecting method - Google Patents
Digital home video and service resource protecting method Download PDFInfo
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- CN102186101A CN102186101A CN 201110111319 CN201110111319A CN102186101A CN 102186101 A CN102186101 A CN 102186101A CN 201110111319 CN201110111319 CN 201110111319 CN 201110111319 A CN201110111319 A CN 201110111319A CN 102186101 A CN102186101 A CN 102186101A
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Abstract
The invention discloses a digital home video and service resource protecting method which comprises the following steps: (1), a digital home service platform provides an encrypted strategy for a resource server, and the resource server encrypts resources according to the encrypted strategy to generate encrypted resources; and (2) a subscriber logs in the digital home service platform, the digital home service platform authenticates subscriber right information, and a subscriber who passes through the right authentication can access the encrypted resources so as to decrypt and play the encrypted resources. The digital home video and service resource protecting method disclosed by the embodiment has the advantages of greatly ensuring the safety of the resources, being high in reliability, fully utilizing the resources, avoiding waste, and being convenient for obtaining more resources by the subscriber.
Description
Technical field
The invention belongs to field of information security technology, specifically, relate to a kind of digital home videos and Service Source guard method.
Background technology
In the digital home field; in order to prevent that video and Service Source from illegally being used; resource provider is generally taked oneself to formulate the mode of safeguard rule at present; protect the purpose of resource separately to reach; existing protection scheme can reduce following several: one, number of the account pattern; the user at first buys number of the account to resource provider, by the platform of number of the account logon resource provider, watches or downloaded resources by platform is online during use.Resource and number of the account management are safeguarded to have only the user who has bought number of the account can use resource by provider, other users can only browse the part resource or can't use resource fully.This kind scheme can make resource be effectively protected to a certain extent, and still, stolen when user account, when perhaps number of the account was shared by a plurality of users, corresponding user or developer's rights and interests can be encroached on.
Second kind of protection scheme is: the Web TV pattern, the user buys Web TV or set-top box, is connected to the resource provider specified web by these equipment, online watching or the foradownloaded video resource.This kind scheme has effectively been avoided the drawback that number of the account is stolen or be shared, but, the Web TV of different service providers or set-top box standard are inconsistent, the user who buys Web TV or set-top box must use special services merchant's service, can't use other service provider's resources, cause the wasting of resources, the service that the user enjoys also is restricted.
Another protection scheme is binding hardware device pattern; the user buys the platform that the connection device merchant provides behind the hardware device; platform provides SDK (SDK) to resource provider; all meet the resource that the hardware vendor requires; can upload to platform, the user uses various resources and service by the hardware device of buying, according to the marked price defrayment; equipment vendors carry out authority to the user and limit, thereby reach the purpose of resource conservation.This kind mode claims to resource provider, has only satisfactory resource to insert, and may cause provider that resource is made amendment and adjusts, and increases workload; And, use the number of times of resource and time to limit to the user, extremely unreasonable.
Summary of the invention
The present invention is directed to existing digital home videos and Service Source protection scheme, a kind of digital home videos and Service Source guard method are provided, safe and reliable, effectively avoided the wasting of resources.
In order to solve the problems of the technologies described above, the present invention is achieved by the following technical solutions:
A kind of digital home videos and Service Source guard method may further comprise the steps:
(1), digital home's service platform provides encryption policy to Resource Server, Resource Server is encrypted resource according to described encryption policy, generates encrypt asset;
(2), the user logins digital home's service platform, described digital home service platform checking user right information, the user by Authority Verification obtains encrypt asset, and then to the encrypt asset deciphering, play.
Further, described encrypt asset comprises encrypt file and file key.
Further again, step also comprises in (1): described Resource Server provides the catalogue of encrypt file to digital home's service platform, and described digital home service platform is set up directory link.
Specifically comprise step in the step (2):
(21), the user is by home intelligent terminal login digital home service platform, described digital home service platform checking user right information is if the user is by Authority Verification, then terminating operation;
(22), if the user by Authority Verification, then downloads the home intelligent terminal of encrypt asset to its place by described directory link;
(23), at home intelligent terminal, this user calls filter drive program and filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
Further again, in order to improve resource downloading speed, user by Authority Verification in the step (22) can download encrypt asset from Resource Server or other subscriber household intelligent terminals respectively by described directory link, also can download encrypt asset from Resource Server and other subscriber household intelligent terminals simultaneously, wherein, other subscriber household intelligent terminals are other user terminals by described digital home service platform Authority Verification.
Play in order to prevent that encrypt asset arbitrarily is copied in the other-end, and the rights and interests of damage resource provider, preferably binding is useful on the hardware identification sign of discerning home intelligent terminal hardware in the file key, is provided with the hardware identifier of its hardware of sign at described home intelligent terminal.
Further, specifically comprise step in the step (23):
(231), at home intelligent terminal, judge at first whether described hardware identification sign consistent with described hardware identifier, if inconsistent, terminating operation then;
(232), if the hardware identification sign is consistent with described hardware identifier, then the filter drive program that calls in the home intelligent terminal of user filters described encrypt file, call decrypted program then and encrypt file is deciphered, finally play by playback equipment according to the file key.
Because algorithm was simpler when home intelligent terminal was deciphered described encrypt asset, therefore degree of safety is lower, stolen in order to prevent decipherment algorithm, preferably also comprise step (3) afterwards: the new filter drive program of described digital home service platform issue in step (2), and push to each home intelligent terminal, therefore, regularly or irregularly upgrade filter drive program, prevented from effectively that decipherment algorithm is cracked to usurp by digital home's service platform.
Further again, also specifically comprise step in the step (2):
(21 '), user are by home intelligent terminal login digital home service platform, and described digital home service platform checking user right information is not if the user is by Authority Verification, then terminating operation;
(22 '), if the user by Authority Verification, described digital home service platform pushes the home intelligent terminal of encrypt asset to this user place to the Resource Server issuing command;
(23 '), at home intelligent terminal, this user calls filter drive program and filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
In order in time to feed back its instruction condition that sends to digital home's service platform, comprise also in the step (22 ') that Resource Server sends the feedback information that situation is finished in described instruction to digital home's service platform.
Compared with prior art; advantage of the present invention and good effect are: digital home videos of the present invention and Service Source guard method; encryption policy by digital home's service platform issue; at Resource Server resource is encrypted; need not resource is uploaded to platform; guaranteed the safety of resource; and user's download and playing resource need successively through the Authority Verification of digital home's service platform and to resource deciphering twice thresholding; further guaranteed the safety of resource; the reliability height; and digital home's service platform can receive the resource that the resource provider of any access platform provides, and effectively avoided the wasting of resources.
After reading the detailed description of embodiment of the present invention in conjunction with the accompanying drawings, other characteristics of the present invention and advantage will become clearer.
Description of drawings
Fig. 1 is digital home videos proposed by the invention and a kind of embodiment block diagram of Service Source guard method;
Fig. 2 is the block diagram of a kind of embodiment of digital home videos proposed by the invention and Service Source guard method.
Embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present invention is done explanation in further detail.
Embodiment one, and referring to Fig. 1, shown in Figure 2, the digital home videos of present embodiment and Service Source guard method may further comprise the steps:
S1, digital home's service platform provide encryption policy to Resource Server, and Resource Server is encrypted resource according to described encryption policy, generate encrypt asset;
S2, user login digital home's service platform, described digital home service platform checking user right information, the user by Authority Verification obtains encrypt asset, so to the encrypt asset deciphering, play.
Present embodiment provides encryption policy by digital home's service platform unification to each Resource Server, in Resource Server, finish encryption, the resource of encrypting has just added in the refined net system, when the user uses resource, directly login digital home service platform carries out Authority Verification, and in the refined net system, encrypt asset is for the user transparent by Authority Verification, therefore the direct downloaded resources of the user by Authority Verification, and then be decrypted, play.This guard method need not resource provider resource is uploaded to described platform, has guaranteed the safety of resource, and platform can receive the resource of any resource provider, prevents the wasting of resources, and resource is fully used.
Digital home's service platform obtains the information of the resource of encrypting in the Resource Server for convenience, described encrypt asset comprises encrypt file and file key, also comprise among the step S1: described Resource Server provides the catalogue of encrypt file to digital home's service platform, and described digital home service platform is set up directory link.
As a kind of preferred embodiment, specifically comprise step among the step S2:
S21, user are by home intelligent terminal login digital home service platform, and described digital home service platform checking user right information is not if the user is by Authority Verification, then terminating operation;
S22, if the user by Authority Verification, then by the home intelligent terminal of described directory link download encrypt asset to its place;
S23, at home intelligent terminal, this user calls filter drive program and filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
Because the encrypt asset that enters in the refined net system is open to the user by Authority Verification, and set up the catalogue of encrypt file at digital home's service platform, the open-and-shut user of presenting to of the file name that can obtain brings convenience to the users; By set up link under the catalogue of encrypt file, the user just can download this encrypt file by link, and is more convenient.
In order to improve resource downloading speed, the download of encrypt asset can adopt point-to-point formula to download, therefore, user by Authority Verification among the step S22 can download encrypt asset from Resource Server or other subscriber household intelligent terminals respectively by described directory link, also can download encrypt asset from Resource Server and other subscriber household intelligent terminals simultaneously, if download encrypt asset from Resource Server and other subscriber household intelligent terminals simultaneously, can improve speed of download greatly, wherein, other subscriber household intelligent terminals are other user terminals by described digital home service platform Authority Verification.
Play in order to prevent that encrypt asset arbitrarily is copied in the other-end (such as computer or other playing devices), and the rights and interests of damage resource provider, preferably binding is useful on the hardware identification sign of discerning home intelligent terminal hardware in the file key, is provided with the hardware identifier of its hardware of sign at described home intelligent terminal.
Hardware identification sign and hardware identifier based on above-mentioned specifically comprise step among the step S23:
S231, at home intelligent terminal, judge at first whether described hardware identification sign consistent with described hardware identifier, if inconsistent, terminating operation then;
S232, if hardware identification sign is consistent with described hardware identifier, then the filter drive program that calls in the home intelligent terminal of user filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
Be useful on the hardware identification sign of identification home intelligent terminal hardware by binding in the file key, be provided with the hardware identifier of its hardware of sign at described home intelligent terminal, when home intelligent terminal verifies that described hardware identification sign is consistent with described hardware identifier, the operation that the user just can carry out deciphering, play, further guaranteed resource security, prevented that effectively resource is copied into the other-end broadcast of going beyond one's commission.
Because algorithm was simpler when home intelligent terminal was deciphered described encrypt asset, therefore degree of safety is lower, stolen in order to prevent decipherment algorithm, preferably after step S2, also comprise step S3: the new filter drive program of described digital home service platform issue, and push to each home intelligent terminal, therefore, regularly or irregularly upgrade filter drive program, prevented from effectively that decipherment algorithm is cracked to usurp by digital home's service platform.Decrypted program is arranged in the home intelligent terminal, be used for encrypt file deciphering downloading.
As another concrete scheme, also specifically may further comprise the steps among the step S2:
S21 ', user are by home intelligent terminal login digital home service platform, and described digital home service platform checking user right information is not if the user is by Authority Verification, then terminating operation;
S22 ', if the user by Authority Verification, described digital home service platform pushes the home intelligent terminal of encrypt asset to this user place to the Resource Server issuing command;
S23 ', at home intelligent terminal, this user calls filter drive program and filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
Adopt the mode of digital home's service platform to the Resource Server issuing command, initiatively push encrypt asset to home intelligent terminal, can prevent that some users from can not see in time that Resource Server joins the resource in the refined net system, makes service more perfect.
In order in time to feed back its instruction condition that sends to digital home's service platform, comprise also among the step S22 ' that Resource Server sends the feedback information that situation is finished in described instruction to digital home's service platform, whether the resource that includes propelling movement in the described feedback information information such as success or scheduled time.
Need to prove, the user downloads encrypt asset from Resource Server, perhaps download encrypt asset from other subscriber household intelligent terminals, again or digital home's service platform to the Resource Server issuing command, push the home intelligent terminal of encrypt asset to this user place, data are by the Internet Network Transmission.
The digital home videos of present embodiment and Service Source guard method; guaranteed the safety of resource greatly; the reliability height; and the not more restrictive condition of digital home's service platform to resource provider; make full use of resource; avoided waste, the user also can conveniently obtain more resources.
Certainly; above-mentioned explanation is not to be limitation of the present invention; the present invention also is not limited in above-mentioned giving an example, and variation, remodeling, interpolation or replacement that those skilled in the art are made in essential scope of the present invention also should belong to protection scope of the present invention.
Claims (10)
1. digital home videos and Service Source guard method is characterized in that, may further comprise the steps:
(1), digital home's service platform provides encryption policy to Resource Server, Resource Server is encrypted resource according to described encryption policy, generates encrypt asset;
(2), the user logins digital home's service platform, described digital home service platform checking user right information, the user by Authority Verification obtains encrypt asset, and then to the encrypt asset deciphering, play.
2. digital home videos according to claim 1 and Service Source guard method is characterized in that, described encrypt asset comprises encrypt file and file key.
3. digital home videos according to claim 2 and Service Source guard method; it is characterized in that; step also comprises in (1): described Resource Server provides the catalogue of encrypt file to digital home's service platform, and described digital home service platform is set up directory link.
4. digital home videos according to claim 3 and Service Source guard method is characterized in that, specifically comprise step in the step (2):
(21), the user is by home intelligent terminal login digital home service platform, described digital home service platform checking user right information is if the user is by Authority Verification, then terminating operation;
(22), if the user by Authority Verification, then downloads the home intelligent terminal of encrypt asset to its place by described directory link;
(23), at home intelligent terminal, this user calls filter drive program and filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
5. digital home videos according to claim 4 and Service Source guard method; it is characterized in that; user by Authority Verification in the step (22) downloads encrypt asset by described directory link from Resource Server and/or other subscriber household intelligent terminals; wherein, other subscriber household intelligent terminals are other user terminals by digital home's service platform Authority Verification.
6. digital home videos according to claim 5 and Service Source guard method; it is characterized in that; binding is useful on the hardware identification sign of identification home intelligent terminal hardware in the file key, is provided with the hardware identifier of its hardware of sign at described home intelligent terminal.
7. digital home videos according to claim 6 and Service Source guard method is characterized in that, specifically comprise step in the step (23):
(231), at home intelligent terminal, judge at first whether described hardware identification sign consistent with described hardware identifier, if inconsistent, terminating operation then;
(232), if the hardware identification sign is consistent with described hardware identifier, then the filter drive program that calls in the home intelligent terminal of user filters described encrypt file, call decrypted program then and encrypt file is deciphered, finally play by playback equipment according to the file key.
8. digital home videos according to claim 7 and Service Source guard method is characterized in that, also comprise step (3) afterwards in step (2): the new filter drive program of described digital home service platform issue, and push to each home intelligent terminal.
9. digital home videos according to claim 3 and Service Source guard method is characterized in that, specifically comprise step in the step (2):
(21 '), user are by home intelligent terminal login digital home service platform, and described digital home service platform checking user right information is not if the user is by Authority Verification, then terminating operation;
(22 '), if the user by Authority Verification, described digital home service platform pushes the home intelligent terminal of encrypt asset to this user place to the Resource Server issuing command;
(23 '), at home intelligent terminal, this user calls filter drive program and filters described encrypt file, calls decrypted program then and according to the file key encrypt file is deciphered, and is finally play by playback equipment.
10. digital home videos according to claim 9 and Service Source guard method is characterized in that, comprise also in the step (22 ') that Resource Server sends the feedback information that situation is finished in described instruction to digital home's service platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN 201110111319 CN102186101B (en) | 2011-04-18 | 2011-04-18 | Digital home video and service resource protecting method |
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| CN 201110111319 CN102186101B (en) | 2011-04-18 | 2011-04-18 | Digital home video and service resource protecting method |
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| CN102186101A true CN102186101A (en) | 2011-09-14 |
| CN102186101B CN102186101B (en) | 2013-07-31 |
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| CN 201110111319 Expired - Fee Related CN102186101B (en) | 2011-04-18 | 2011-04-18 | Digital home video and service resource protecting method |
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| CN102186101B (en) | 2013-07-31 |
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