CN105847883A - Program stream push method and apparatus based on user trust grades - Google Patents
Program stream push method and apparatus based on user trust grades Download PDFInfo
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- CN105847883A CN105847883A CN201610302103.2A CN201610302103A CN105847883A CN 105847883 A CN105847883 A CN 105847883A CN 201610302103 A CN201610302103 A CN 201610302103A CN 105847883 A CN105847883 A CN 105847883A
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000012795 verification Methods 0.000 claims description 21
- 230000004069 differentiation Effects 0.000 claims description 15
- 235000012054 meals Nutrition 0.000 claims 2
- 238000003860 storage Methods 0.000 abstract description 8
- 230000008569 process Effects 0.000 description 18
- 238000004422 calculation algorithm Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 238000004590 computer program Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 5
- 239000007795 chemical reaction product Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
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- 238000004364 calculation method Methods 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/254—Management at additional data server, e.g. shopping server, rights management server
- H04N21/2541—Rights Management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/21—Server components or server architectures
- H04N21/226—Characteristics of the server or Internal components of the server
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2347—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving video stream encryption
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/258—Client or end-user data management, e.g. managing client capabilities, user preferences or demographics, processing of multiple end-users preferences to derive collaborative data
- H04N21/25808—Management of client data
- H04N21/25833—Management of client data involving client hardware characteristics, e.g. manufacturer, processing or storage capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/262—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists
- H04N21/26208—Content or additional data distribution scheduling, e.g. sending additional data at off-peak times, updating software modules, calculating the carousel transmission frequency, delaying a video stream transmission, generating play-lists the scheduling operation being performed under constraints
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/426—Internal components of the client ; Characteristics thereof
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/433—Content storage operation, e.g. storage operation in response to a pause request, caching operations
-
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/4508—Management of client data or end-user data
- H04N21/4516—Management of client data or end-user data involving client characteristics, e.g. Set-Top-Box type, software version or amount of memory available
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- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4627—Rights management associated to the content
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/466—Learning process for intelligent management, e.g. learning user preferences for recommending movies
- H04N21/4668—Learning process for intelligent management, e.g. learning user preferences for recommending movies for recommending content, e.g. movies
Landscapes
- Engineering & Computer Science (AREA)
- Databases & Information Systems (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computer Graphics (AREA)
- Storage Device Security (AREA)
Abstract
The invention provides a program stream push method and apparatus based on user trust grades. The apparatus comprises a terminal and a server. The terminal comprises a secure area and an insecure area. The method comprises the following steps: first of all, a trust grade determining unit receiving equipment information of the terminal, determining a trust grade corresponding to the terminal, and storing the trust grade corresponding to the terminal in a trust grade storage unit; afterwards, a sending unit sending the trust grade to the terminal, and storing the trust grade in the secure area of the terminal; then, an encryption grade determining unit, according to a corresponding relation between the trust grade and an encryption grade, determining the encryption grade corresponding to the terminal; afterwards, an encryption unit encrypting program stream data to be sent to the terminal by use of the encryption grade corresponding to the terminal; and afterwards, the sending unit sending the encrypted program stream data to the terminal, and storing the encrypted program stream data in the insecure area of the terminal. According to the method provided by the invention, effective management of different program stream data pushed by different terminals is realized through a trust grading mode.
Description
Technical field
The present invention relates to computer realm, push particularly to a kind of program stream based on users to trust grade
Method and apparatus.
Background technology
Through the barbarous growth stage of multimedia copyright, multimedia copyright slowly enters oligarch's stage.Many matchmakers
The consumption consciousness of body copyright the most slowly cultivates, and multimedia copyright enters industrialization, scale and charge
The change stage.The owner (IPTV etc.) of multimedia copyright, except using the legislation of Public-opinion directing, law, using
Outside family custom is cultivated, also tend to use technological means illegally to invade asking of multimedia copyright to block user
Topic.
The encrypting multimedia data such as IPTV content supplier many employings digital copyright technology, CA technology, make
By complicated encryption technology to ensure the safety of its digital publishing rights assets.For authorized user, only
Use built-in deciphering software and hardware deciphering multi-medium data, can normally watch the multi-medium data of deciphering.
And for unauthorized user, when it receives the multi-medium data of encryption, owing to the most suitably solving
Close means, and cannot the multi-medium data of watching encrypted.
IPTV server needs multi-medium data real-time encrypted, and IPTV client is real to multi-medium data
Shi Xiemi, the encryption of multi-medium data and deciphering consume the soft of IPTV server and IPTV client very much
Hardware resource.
Summary of the invention
For this reason, it may be necessary to provide the technical scheme that a kind of program stream based on users to trust grade pushes, for not
The IPTV service of differentiation is provided to provide reliably technical support with the user of level of trust, by finely
Change the relation between the different reliability rating of management and multi-medium data, to reach to meet user's request, saving
The purpose of the consumption of IPTV server and IPTV client software and hardware resources.
For achieving the above object, inventor provide a kind of program stream based on users to trust grade and push dress
Putting, described device includes that terminal and server, described terminal include safety zone and insecure area, institute
Stating safety zone is the memory area trusted by terminal, and described insecure area is non-not by depositing that terminal is trusted
Storage area territory；Described server includes that reliability rating determines unit, reliability rating memory element, secret grade
Determine unit, ciphering unit and transmitting element；
Described reliability rating determines that unit, for receiving the facility information of terminal, and determines that this terminal is corresponding
Reliability rating, described reliability rating memory element is used for storing reliability rating and determines terminal determined by unit
Reliability rating；
Described transmitting element is for sending reliability rating to terminal, and is stored in the safety zone of terminal；
Described secret grade determines that unit, for the corresponding relation according to reliability rating Yu secret grade, determines
The secret grade that terminal is corresponding；
Described ciphering unit is for using secret grade corresponding to the terminal program fluxion to being sent to terminal
According to being encrypted；
Program stream data after described transmitting element is additionally operable to encryption sends to terminal, and is stored in terminal
Insecure area.
Further, described terminal includes Set Top Box or intelligent television.
Further, described facility information includes that hardware information and business information, described hardware information include
End product model, system version, CPU version, described business information includes the consumption letter that terminal is corresponding
Breath, package information, supplementary service information.
Further, " program stream data after described transmitting element is additionally operable to encryption sends to terminal "
Including: transmitting element is additionally operable to the reliability rating corresponding according to terminal, sends the program stream data of differentiation
To different terminals, the program stream data of described differentiation includes the program stream data of different classification, Yi Jifen
The program stream data that resolution is different.
Further, the safety zone of described terminal is additionally operable to store user security information；Described terminal is also
Including verification unit and decryption unit；
The program fluxion of the encryption being stored in insecure area that described verification unit is received for verification
According to integrity and concordance, described decryption unit for obtain terminal safety zone user security letter
Breath, and the program stream data received from the encryption in insecure area is decrypted.
Inventor additionally provides a kind of program stream method for pushing based on users to trust grade, and described method should
For program stream pusher based on users to trust grade, described device includes terminal and server, institute
State terminal and include that safety zone and insecure area, described safety zone are the memory area trusted by terminal,
The non-memory area do not trusted by terminal in described insecure area；Described server includes that reliability rating determines
Unit, reliability rating memory element, secret grade determine unit, ciphering unit and transmitting element；Described
Method comprises the following steps:
Reliability rating determines that unit receives the facility information of terminal, and determines the reliability rating that this terminal is corresponding,
And reliability rating corresponding for this terminal is stored in reliability rating memory element；
Reliability rating is sent to terminal by transmitting element, and is stored in the safety zone of terminal；
Secret grade determines the unit corresponding relation according to reliability rating Yu secret grade, determines that terminal is corresponding
Secret grade；
The program stream data being sent to terminal is added by the secret grade that ciphering unit uses terminal corresponding
Close；
Program stream data after encryption is sent to terminal by transmitting element, and is stored in the non-security district of terminal
Territory.
Further, described terminal includes Set Top Box or intelligent television.
Further, described facility information includes that hardware information and business information, described hardware information include
End product model, system version, CPU version, described business information includes the consumption letter that terminal is corresponding
Breath, package information, supplementary service information.
Further, " program stream data after encryption is sent to terminal by transmitting element " including: sends
Unit is additionally operable to the reliability rating corresponding according to terminal, sends the program stream data of differentiation to different terminals,
The program stream data of described differentiation includes the program stream data of different classification and the joint that resolution is different
Mesh flow data.
Further, the safety zone of described terminal is additionally operable to store user security information；Described terminal is also
Including verification unit and decryption unit；Described method includes:
Verification unit verifies the complete of the program stream data of the encryption being stored in insecure area received
Property and concordance；
Decryption unit obtains the user security information of the safety zone of terminal, and to receiving from non-security district
The program stream data of the encryption in territory is decrypted.
Program stream method for pushing based on users to trust grade described in technique scheme and device, described
Device includes that terminal and server, described terminal include safety zone and insecure area, described place of safety
Territory is the memory area trusted by terminal, the non-memory area do not trusted by terminal in described insecure area；
Described server include reliability rating determine unit, reliability rating memory element, secret grade determine unit,
Ciphering unit and transmitting element.Described method comprises the steps: that first reliability rating determines that unit receives
The facility information of terminal, and determine the reliability rating that this terminal is corresponding, and by trust etc. corresponding for this terminal
Level is stored in reliability rating memory element；Then reliability rating is sent to terminal by transmitting element, and stores
Safety zone in terminal；Then secret grade determines that unit is corresponding with secret grade according to reliability rating
Relation, determines the secret grade that terminal is corresponding；Then ciphering unit uses the secret grade pair that terminal is corresponding
The program stream data being sent to terminal is encrypted；Then transmitting element is by the program stream data after encryption
Send to terminal, and be stored in the insecure area of terminal.Said method determines according to terminal device information
The user gradation of different terminals, and different grades of terminal is pushed the content service of differentiation, and to institute
The content service pushed uses different secret grades to be encrypted so that a certain class user can only be viewed and admired
To the program stream data of the encryption corresponding to its grade, achieve to difference eventually by the way of trusting classification
End pushes effective management of different program streams data.
Accompanying drawing explanation
Fig. 1 is the program stream pusher based on users to trust grade that an embodiment of the present invention relates to
Schematic diagram；
Fig. 2 is the program stream method for pushing based on users to trust grade that an embodiment of the present invention relates to
Flow chart；
Description of reference numerals:
101, terminal；
102, server；
111, safety zone；
112, insecure area；
113, reliability rating determines unit；
114, reliability rating memory element；
115, secret grade determines unit；
116, ciphering unit；
117, transmitting element.
Detailed description of the invention
By describing the technology contents of technical scheme, structural feature in detail, being realized purpose and effect, below
In conjunction with specific embodiments and coordinate accompanying drawing to be explained in detail.
Referring to Fig. 1, the program stream based on users to trust grade that an embodiment of the present invention relates to pushes dress
The schematic diagram put.Described device includes terminal 101 and server 102, and described terminal includes safety zone
111 and insecure area 112, described safety zone 111 is the memory area trusted by terminal, described non-
The non-memory area do not trusted by terminal in safety zone 112；Described server 102 includes that reliability rating is true
Cell 113, reliability rating memory element 114, secret grade determine unit 115, ciphering unit 116
With transmitting element 117；
Described reliability rating determines that unit 113, for receiving the facility information of terminal, and determines this terminal pair
The reliability rating answered, described reliability rating memory element 114 is used for storing reliability rating and determines unit institute really
The reliability rating of fixed terminal；
Described transmitting element 117 is for sending reliability rating to terminal, and is stored in the place of safety of terminal
Territory；
Described secret grade determine unit 115 for the corresponding relation according to reliability rating Yu secret grade,
Determine the secret grade that terminal is corresponding；
Described ciphering unit 116 is for using secret grade corresponding to the terminal program to being sent to terminal
Flow data is encrypted；
Program stream data after described transmitting element 117 is additionally operable to encryption sends to terminal, and is stored in
The insecure area of terminal.
When using program stream pusher based on users to trust grade, first reliability rating determines unit
Receive the facility information of terminal, and determine the reliability rating that this terminal is corresponding, and by letter corresponding for this terminal
Grade is appointed to be stored in reliability rating memory element.In the present embodiment, described facility information includes hardware
Information and business information, described hardware information includes end product model, system version, CPU version,
Described business information includes consumption information corresponding to terminal, package information, supplementary service information.Work as terminal
Being sent to server by facility information, these facility informations can be quantified as mark and give a mark by server,
Then obtain the fractional value that this facility information is corresponding, and close according to fractional value is corresponding with reliability rating
System, the final reliability rating confirming that this terminal is corresponding, and it is single that reliability rating is stored in reliability rating storage
In unit.Preferably, described terminal includes Set Top Box or intelligent television.
Then reliability rating is sent to terminal by transmitting element, and is stored in the safety zone of terminal.Trust
The program stream data of grade deciphering required with terminal is directly related, so that be stored in by reliability rating
In the safety zone of terminal.Then secret grade determines that unit is corresponding with secret grade according to reliability rating
Relation, determines the secret grade that terminal is corresponding.Then ciphering unit uses the secret grade pair that terminal is corresponding
The program stream data being sent to terminal is encrypted.Reliability rating and secret grade one_to_one corresponding, trust
Grade is different, and secret grade is the most different.The terminal reliability rating of such as user A is A, adding of its correspondence
Close grade A, the terminal reliability rating of user B is B, the secret grade B of its correspondence, secret grade A
It is higher than secret grade B, then can only pass through secret grade A pair in the program stream data being pushed to user A
The decipherment algorithm answered just can be watched after being decrypted, and decipherment algorithm corresponding for secret grade B then cannot
It is decrypted, thus realizes the user of different reliability ratings is provided the content service of differentiation.
Then the program stream data after encryption is sent to terminal by transmitting element, and is stored in the non-peace of terminal
Region-wide.In the present embodiment, " program stream data after encryption is sent to terminal by transmitting element "
Including: transmitting element is additionally operable to the reliability rating corresponding according to terminal, sends the program stream data of differentiation
To different terminals, the program stream data of described differentiation includes the program stream data of different classification, Yi Jifen
The program stream data that resolution is different.The classification of program stream data can determine according to the self-defined classification of server,
Such as program stream data is divided into the classifications such as action movie, comedy, science fiction film.
In the present embodiment, the safety zone of described terminal is additionally operable to store user security information；Described
Terminal also includes verification unit and decryption unit.Described verification unit for verification received be stored in non-
The integrity of the program stream data of the encryption in safety zone and concordance, described decryption unit is used for obtaining
The user security information of the safety zone of terminal, and to receiving the program from the encryption in insecure area
Flow data is decrypted.Preferably, user security information includes the authentication signature of terminal and non-security district
The decipherment algorithm that the program stream data of the encryption in territory is corresponding.Terminal is receiving the program stream that server sends
After data, the decoded stream data needing verification to be received are the most complete consistent, and the process of verification is in non-peace
Complete in region-wide.Verify by rear, then the use of the safety zone of the decryption unit acquisition terminal of terminal
Family safety information, and the program stream data received from the encryption in insecure area is decrypted, solve
Close process completes in safety zone, so can ensure that the program stream data and deciphering decrypted
Algorithm will not leak.
And inventor additionally provides a kind of program stream method for pushing based on users to trust grade, refer to
Fig. 2, for the flow process of the program stream method for pushing based on users to trust grade that an embodiment of the present invention relates to
Figure.Described method is applied to program stream pusher based on users to trust grade, and described device includes end
End and server, described terminal includes that safety zone and insecure area, described safety zone are by terminal
The memory area trusted, the non-memory area do not trusted by terminal in described insecure area；Described server
Determine that unit, reliability rating memory element, secret grade determine unit, ciphering unit including reliability rating
And transmitting element；Said method comprising the steps of:
Initially enter step S201 reliability rating and determine that unit receives the facility information of terminal, and determine this end
The reliability rating that end is corresponding, and reliability rating corresponding for this terminal is stored in reliability rating memory element.
In the present embodiment, described facility information includes hardware information and business information, described hardware information bag
Including end product model, system version, CPU version, described business information includes the consumption that terminal is corresponding
Information, package information, supplementary service information.When facility information is sent to server by terminal, service
These facility informations can be quantified as mark and give a mark by device, then obtain this facility information corresponding
Fractional value, and according to the corresponding relation of fractional value Yu reliability rating, the final trust confirming that this terminal is corresponding
Grade, and reliability rating is stored in reliability rating memory element.Preferably, described terminal includes machine
Top box or intelligent television.
Then enter step S202 transmitting element to send reliability rating to terminal, and be stored in the peace of terminal
Region-wide.The program stream data of reliability rating deciphering required with terminal is directly related, so that will letter
Grade is appointed to be stored in the safety zone of terminal.Then enter step S203 secret grade determine unit according to
Reliability rating and the corresponding relation of secret grade, determine the secret grade that terminal is corresponding.Then enter step
The program stream data being sent to terminal is added by the secret grade that S204 ciphering unit uses terminal corresponding
Close.Reliability rating and secret grade one_to_one corresponding, reliability rating is different, and secret grade is the most different.Such as
The terminal reliability rating of user A is A, the terminal reliability rating of the secret grade A of its correspondence, user B
For B, the secret grade B of its correspondence, secret grade A are higher than secret grade B, are then being pushed to use
The program stream data of family A just can be carried out after can only being decrypted by the decipherment algorithm that secret grade A is corresponding
Viewing, decipherment algorithm corresponding for secret grade B then cannot be carried out deciphering, thus realizes difference trust etc.
The user of level provides the content service of differentiation.
Then enter step S205 transmitting element to send the program stream data after encryption to terminal, and store
Insecure area in terminal.In the present embodiment, " transmitting element is by the program stream data after encryption
Send to terminal " including: transmitting element is additionally operable to the reliability rating corresponding according to terminal, sends differentiation
Program stream data to different terminals, the program stream data of described differentiation includes the program stream of different classification
Data and the different program stream data of resolution.The classification of program stream data can according to server certainly
Defining classification determines, such as program stream data is divided into the classifications such as action movie, comedy, science fiction film.
In the present embodiment, the safety zone of described terminal is additionally operable to store user security information；Described
Terminal also includes verification unit and decryption unit；The most described method includes: verification unit verification is received
The integrity of the program stream data of the encryption being stored in insecure area and concordance, and decryption unit
Obtain the user security information of the safety zone of terminal, and to receiving from the encryption in insecure area
Program stream data is decrypted.Preferably, user security information includes the authentication signature of terminal and non-peace
The decipherment algorithm that the program stream data of encryption in region-wide is corresponding.Terminal is receiving the joint that server sends
After mesh flow data, need the decoded stream data that received of verification the most complete consistent, the process of verification be
Complete in insecure area.Verification is by rear, then the decryption unit of terminal obtains the safety zone of terminal
User security information, and be decrypted from the program stream data of the encryption in insecure area receiving,
The process of deciphering completes in safety zone, so can ensure that the program stream data and solution decrypted
Close algorithm will not leak.
It should be noted that in this article, the relational terms of such as first and second or the like is used merely to
One entity or operation are separated with another entity or operating space, and not necessarily requires or imply
Relation or the order of any this reality is there is between these entities or operation.And, term " includes ",
" comprise " or its any other variant is intended to comprising of nonexcludability, so that include that one is
The process of row key element, method, article or terminal unit not only include those key elements, but also include not
There are other key elements being expressly recited, or also include setting for this process, method, article or terminal
Standby intrinsic key element.In the case of there is no more restriction, by statement " including ... " or " comprising ... "
The key element limited, it is not excluded that in including the process of described key element, method, article or terminal unit
There is also other key element.Additionally, in this article, the reason such as " being more than ", " being less than ", " exceeding "
Solve as not include this number；More than " ", " below ", " within " etc. be interpreted as including this number.
Those skilled in the art are it should be appreciated that the various embodiments described above can be provided as method, device or meter
Calculation machine program product.These embodiments can use complete hardware embodiment, complete software implementation or knot
The form of the embodiment in terms of conjunction software and hardware.Whole or portion in the method that the various embodiments described above relate to
Can instruct relevant hardware by program step by step to complete, described program can be stored in calculating
In the storage medium that machine equipment can read, all or part of for perform described in the various embodiments described above method
Step.Described computer equipment, includes but not limited to: personal computer, server, general purpose computer,
Special-purpose computer, the network equipment, embedded device, programmable device, intelligent mobile terminal, intelligence man
Occupy equipment, wearable intelligent equipment, vehicle intelligent equipment etc.；Described storage medium, including but do not limit
In: RAM, ROM, magnetic disc, tape, CD, flash memory, USB flash disk, portable hard drive, storage card, note
Recall rod, webserver storage, network cloud storage etc..
The various embodiments described above are with reference to according to the method described in embodiment, equipment (system) and computer program
The flow chart of product and/or block diagram describe.It should be understood that flow process can be realized by computer program instructions
Stream in each flow process in figure and/or block diagram and/or square frame and flow chart and/or block diagram
Journey and/or the combination of square frame.Can provide these computer program instructions to computer equipment processor with
Produce a machine so that the instruction performed by the processor of computer equipment is produced for realizing at stream
The function specified in one flow process of journey figure or multiple flow process and/or one square frame of block diagram or multiple square frame
Device.
These computer program instructions may be alternatively stored in the meter that computer equipment can be guided to work in a specific way
Calculate in machine equipment readable memory so that the instruction being stored in this computer equipment readable memory produces
Including the manufacture of command device, this command device realize one flow process of flow chart or multiple flow process and/
Or the function specified in one square frame of block diagram or multiple square frame.
These computer program instructions also can be loaded on computer equipment so that holds on a computing device
Row sequence of operations step is to produce computer implemented process, thus the finger performed on a computing device
Order provides for realizing at one flow process of flow chart or multiple flow process and/or one square frame or multiple of block diagram
The step of the function specified in square frame.
Although being described the various embodiments described above, but those skilled in the art once learn
Basic creative concept, then can make other change and amendment to these embodiments, so above institute
Stating only embodiments of the invention, not thereby limit the scope of patent protection of the present invention, every utilization is originally
Equivalent structure or equivalence flow process that description of the invention and accompanying drawing content are made convert, or directly or indirectly use
In the technical field that other are relevant, within being the most in like manner included in the scope of patent protection of the present invention.
Claims (10)
1. a program stream pusher based on users to trust grade, it is characterised in that described device bag
Including terminal and server, described terminal includes safety zone and insecure area, and described safety zone is for being subject to
The memory area that terminal is trusted, the non-memory area do not trusted by terminal in described insecure area；Described clothes
Business device includes that reliability rating determines that unit, reliability rating memory element, secret grade determine unit, encryption
Unit and transmitting element；
Described reliability rating determines that unit, for receiving the facility information of terminal, and determines that this terminal is corresponding
Reliability rating, described reliability rating memory element is used for storing reliability rating and determines terminal determined by unit
Reliability rating；
Described transmitting element is for sending reliability rating to terminal, and is stored in the safety zone of terminal；
Described secret grade determines that unit, for the corresponding relation according to reliability rating Yu secret grade, determines
The secret grade that terminal is corresponding；
Described ciphering unit is for using secret grade corresponding to the terminal program fluxion to being sent to terminal
According to being encrypted；
Program stream data after described transmitting element is additionally operable to encryption sends to terminal, and is stored in terminal
Insecure area.
2. program stream pusher based on users to trust grade as claimed in claim 1, its feature exists
In, described terminal includes Set Top Box or intelligent television.
3. program stream pusher based on users to trust grade as claimed in claim 1 or 2, it is special
Levying and be, described facility information includes that hardware information and business information, described hardware information include that terminal is produced
Product model, system version, CPU version, described business information includes consumption information corresponding to terminal, set
Meal information, supplementary service information.
4. program stream pusher based on users to trust grade as claimed in claim 1, its feature exists
In, " program stream data after described transmitting element is additionally operable to encryption sends to terminal " including: sends
Unit is additionally operable to the reliability rating corresponding according to terminal, sends the program stream data of differentiation to different terminals,
The program stream data of described differentiation includes the program stream data of different classification and the joint that resolution is different
Mesh flow data.
5. program stream pusher based on users to trust grade as claimed in claim 1, its feature exists
In, the safety zone of described terminal is additionally operable to store user security information；Described terminal also includes that verification is single
Unit and decryption unit；
The program fluxion of the encryption being stored in insecure area that described verification unit is received for verification
According to integrity and concordance, described decryption unit for obtain terminal safety zone user security letter
Breath, and the program stream data received from the encryption in insecure area is decrypted.
6. a program stream method for pushing based on users to trust grade, it is characterised in that described method should
For program stream pusher based on users to trust grade, described device includes terminal and server, institute
State terminal and include that safety zone and insecure area, described safety zone are the memory area trusted by terminal,
The non-memory area do not trusted by terminal in described insecure area；Described server includes that reliability rating determines
Unit, reliability rating memory element, secret grade determine unit, ciphering unit and transmitting element；Described
Method comprises the following steps:
Reliability rating determines that unit receives the facility information of terminal, and determines the reliability rating that this terminal is corresponding,
And reliability rating corresponding for this terminal is stored in reliability rating memory element；
Reliability rating is sent to terminal by transmitting element, and is stored in the safety zone of terminal；
Secret grade determines the unit corresponding relation according to reliability rating Yu secret grade, determines that terminal is corresponding
Secret grade；
The program stream data being sent to terminal is added by the secret grade that ciphering unit uses terminal corresponding
Close；
Program stream data after encryption is sent to terminal by transmitting element, and is stored in the non-security district of terminal
Territory.
7. program stream method for pushing based on users to trust grade as claimed in claim 6, its feature exists
In, described terminal includes Set Top Box or intelligent television.
Program stream method for pushing based on users to trust grade the most as claimed in claims 6 or 7, it is special
Levying and be, described facility information includes that hardware information and business information, described hardware information include that terminal is produced
Product model, system version, CPU version, described business information includes consumption information corresponding to terminal, set
Meal information, supplementary service information.
9. program stream method for pushing based on users to trust grade as claimed in claim 6, its feature exists
In, " program stream data after encryption is sent to terminal by transmitting element " including: transmitting element is additionally operable to
According to the reliability rating that terminal is corresponding, send the program stream data of differentiation to different terminals, described difference
The program stream data changed includes the program stream data of different classification and the program stream data that resolution is different.
10. program stream method for pushing based on users to trust grade as claimed in claim 6, its feature
Being, the safety zone of described terminal is additionally operable to store user security information；Described terminal also includes verification
Unit and decryption unit；Described method includes:
Verification unit verifies the complete of the program stream data of the encryption being stored in insecure area received
Property and concordance；
Decryption unit obtains the user security information of the safety zone of terminal, and to receiving from non-security district
The program stream data of the encryption in territory is decrypted.
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| Publication number | Publication date |
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| CN105847883B (en) | 2019-06-28 |
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Address after: 350003 building, No. 89, software Avenue, Gulou District, Fujian, Fuzhou 18, China Patentee after: Ruixin Microelectronics Co., Ltd Address before: 350003 building, No. 89, software Avenue, Gulou District, Fujian, Fuzhou 18, China Patentee before: Fuzhou Rockchips Electronics Co.,Ltd. |