CN108418833A - A kind of management method of software, cloud server and terminal - Google Patents

A kind of management method of software, cloud server and terminal Download PDF

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Publication number
CN108418833A
CN108418833A CN201810255293.6A CN201810255293A CN108418833A CN 108418833 A CN108418833 A CN 108418833A CN 201810255293 A CN201810255293 A CN 201810255293A CN 108418833 A CN108418833 A CN 108418833A
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CN
China
Prior art keywords
file
cloud server
user
encryption
learning
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810255293.6A
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Chinese (zh)
Other versions
CN108418833B (en
Inventor
朱勇
赵海军
邹鹏程
刘学辉
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changsuo Software Technology Shanghai Co ltd
ThunderSoft Co Ltd
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ThunderSoft Co Ltd
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Priority to CN201810255293.6A priority Critical patent/CN108418833B/en
Publication of CN108418833A publication Critical patent/CN108418833A/en
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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0442—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply asymmetric encryption, i.e. different keys for encryption and decryption
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/602—Providing cryptographic facilities or services
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/60—Protecting data
    • G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • H04L63/126—Applying verification of the received information the source of the received data
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00—Network arrangements or protocols for supporting network services or applications
    • H04L67/01—Protocols
    • H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F2221/2107—File encryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
    • H04L2463/101—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying security measures for digital rights management

Abstract

The invention discloses a kind of management methods of software, cloud server and terminal, it learns part supplier and the part file for having carried out digital signature with private key is uploaded to cloud server storage, it learns part user and sends download part file request to cloud server, cloud server searches corresponding part file from the part file of storage, and the part file of digital signature is encrypted using the public key for learning part user, and encryption is learned into part file download to the terminal for learning part user, terminal is decrypted using the private key pair encryption part file for learning part user, and verification is digitally signed to the part file of decryption using the public key for learning part supplier, to obtain required part file.The present invention is shared by learning part so that learns part user without oneself going exploitation to learn part, to substantially reduce the development cycle for learning part.

Description

A kind of management method of software, cloud server and terminal
Technical field
The present invention relates to field of computer technology, more specifically, being related to a kind of management method of software, cloud server And terminal.
Background technology
Machine learning is generally divided into：Several classes such as supervised learning, unsupervised learning, semi-supervised learning, wherein the most commonly used to be Supervised learning.Supervised learning refers to：Go out a function, the function namely machine learning from given training data focusing study Model can utilize the correspondence result of the function prediction new data when new data arrives.
" software 2.0/ learn part " is a kind of after machine learning is trained, including model (model), weight (weights) The file of stipulations (specification) is described with model.However, there is also certain limitations for current machine learning techniques Property, it needs to be directed to each problem, for example vision and speech recognition, vision generation, phonetic synthesis, game etc. solve one by one, to Cause the development cycle for learning part long.
Invention content
In view of this, the present invention discloses a kind of management method of software, cloud server and terminal, to solve traditional scheme The problem of middle school's part development cycle length.
A kind of management method of software, is applied to cloud server, and the management method includes：
The download part request for learning part user transmission is received, the download, which is learned, carries part to be downloaded in part request Relevant information, it is described to learn part user as with the registration user for having download part permission from the cloud server；
Part file corresponding with download part request, the part text are searched from pre-stored part file Part before being uploaded to the cloud server by corresponding part supplier, utilized it is described learn part supplier private key into Digital signature is gone, described to learn part supplier be with uploading the registration user for learning part permission from the cloud server；
The part file of digital signature is encrypted using the public key for learning part user；
Terminal used in part file download to the part user is learned into encryption, the part is used by the terminal The private key of user is learned part file to the encryption and is decrypted, and using the public key of the part supplier obtained to decryption Part file be digitally signed verification, wherein digital signature authentication by part file be the part to be downloaded.
Preferably, the part file includes：The part to be downloaded and Copyright License information.
Preferably, terminal used in part file download to the part user is learned into the encryption, specifically includes：
Payment cost information is sent to the part user；
After the completion of determining the part user charge, the encryption is learned into part file download to the terminal；
Or,
The free trial date for learning the encryption part file is sent to the part user, and part is learned into the encryption File download is to the terminal；
When the free trial date arrives, payment cost information is sent to the part user, and described in locking Part file is learned in encryption, is made the part user that can not be continuing with the encryption and is learned part file；
After the completion of determining the part user charge, unlocks the encryption and learn part file.
Preferably, the terminal obtains the process of public key for learning part supplier and includes：
When the terminal and the cloud server do not set up binding in advance, the public key for learning part supplier is by described Cloud server is sent to the terminal when by the encryption file download to the terminal；
Or,
When the terminal and the cloud server pre-establish binding connection, the public key for learning part supplier is by institute Terminal is stated after downloading the encryption file, is actively obtained to the cloud server.
Preferably, the registration process for learning part user includes：
The first registration request that the part user sends is received, the part is carried in first registration request The first log-on message of user, first log-on message include：The register account number for learning part user；
Using first log-on message carried in first registration request, the part user is noted Volume, and the public private key pair for learning part user is generated after the completion of registration；
The private key for learning part user is sent to the part user, and preserves the public affairs for learning part user Key.
Preferably, the registration process for learning part supplier includes：
The second registration request that the part supplier sends is received, the part is carried in second registration request The second log-on message of supplier, second log-on message include：The register account number for learning part supplier；
Using second log-on message carried in second registration request, the part supplier is noted Volume, and the public private key pair for learning part supplier is generated after the completion of registration；
The private key for learning part supplier is sent to the part supplier, and preserves the public affairs for learning part supplier Key.
A kind of management method of software, be applied to learn part user used in terminal, the part user for The registration user for learning part permission is downloaded from cloud server, the management method includes：
It is sent to the cloud server and downloads part request, the download, which is learned, carries part to be downloaded in part request Relevant information；
The encryption part file that the cloud server is downloaded is obtained, it is the cloud server that part file is learned in the encryption Part file corresponding with download part request is searched from pre-stored part file, the part file is by phase Corresponding part supplier is uploaded to before the cloud server, has carried out number using the private key for learning part supplier Signature, and the part file of digital signature is encrypted using the public key for learning part user, the part supplier For with the registration user for uploading part permission from the cloud server；
Part file is learned using the private key for learning part user to the encryption to be decrypted；
Obtain the public key for learning part supplier；
Verification is digitally signed to the part file of decryption using the public key for learning part supplier, wherein number label The part file that name is verified is the part to be downloaded.
Preferably, the process of the acquisition public key for learning part supplier includes：
When the terminal and the cloud server do not pre-establish associated connection, it is described learn part supplier public key by The cloud server is sent to the terminal when by the encryption file download to the terminal；
Or,
When the terminal and the cloud server pre-establish associated connection, the public key for learning part supplier is by institute Terminal is stated after downloading the encryption file, is actively obtained to the cloud server.
Preferably, the encryption part file that the cloud server is downloaded is obtained, is specifically included：
Receive the payment cost information that the cloud server is sent；
Operation for paying the fee is carried out according to the payment cost information, and after the completion of payment, is obtained under the cloud server The encryption part file of load；
Or,
The free trial date to the part file that the cloud server is sent is received, and the described of download adds Close part file；
When the free trial date arrives, the payment cost information that the cloud server is sent is received；
Operation for paying the fee is carried out according to the payment cost information, and after the completion of payment, to the encryption part of locking File is unlocked, and part file is learned to be continuing with the encryption.
A kind of cloud server, including：
First receiving unit, for receiving the download part request learned part user and sent, the download is learned in part request Carry it is to be downloaded learn part relevant information, the part user be with from the cloud server have download learning part permission Registration user；
Part searching unit is learned, for searching corresponding with download part request from pre-stored part file Part file, the part file have utilized described before being uploaded to the cloud server by corresponding part supplier The private key for learning part supplier has carried out digital signature, and the part supplier is to learn part and weigh with being uploaded from the cloud server The registration user of limit；
Encryption unit, for the part file of digital signature to be encrypted using the public key for learning part user；
First download unit learns terminal used in part file download to the part user, by institute for that will encrypt It states terminal encryption part file is decrypted using the private key for learning part user, and uses the part obtained The public key of supplier is digitally signed verification to the part file of decryption, wherein digital signature authentication by part file The as described part to be downloaded.
Preferably, the part file includes：The part to be downloaded and Copyright License information.
Preferably, first download unit includes：
First payment transmission sub-unit, for sending payment cost information to the part user；
First time subelements, for after the completion of determining the part user charge, part file to be learned in the encryption It is downloaded to the terminal；
Or,
Second time subelements, for sending the free trial day for learning the encryption part file to the part user Phase, and the encryption is learned into part file download to the terminal；
Second payment transmission sub-unit, for when the free trial date arrives, being sent to the part user Cost information is paid, and locks the encryption and learns part file, makes the part user that can not be continuing with the encryption and learns part File；
Subelement is unlocked, part file is learned for after the completion of determining the part user charge, unlocking the encryption.
A kind of terminal, the terminal are to learn terminal used in part user, and the part user is with from high in the clouds Server downloads the registration user for learning part permission, and the terminal includes：
Request transmitting unit learns part request for sending to download to the cloud server, and the download is learned in part request Carry the relevant information to be downloaded for learning part；
Part text is learned in first acquisition unit, the encryption part file downloaded for obtaining the cloud server, the encryption Part is that the cloud server searches part file corresponding with download part request from pre-stored part file, The part file has utilized the part to provide before being uploaded to the cloud server by corresponding part supplier The private key of person has carried out digital signature, and is added to the part file of digital signature using the public key for learning part user It is close, it is described to learn part supplier as with the registration user for uploading part permission from the cloud server；
Decryption unit is decrypted for learning part file to the encryption using the private key for learning part user；
Second acquisition unit, for obtaining the public key for learning part supplier；
Authentication unit is tested for being digitally signed to the part file of decryption using the public key for learning part supplier Card, wherein digital signature authentication by part file be the part to be downloaded.
Preferably, the second acquisition unit includes：
First obtains subelement, for when the terminal and the cloud server do not pre-establish associated connection, institute It states described in the public key for learning part supplier is sent to by the cloud server when by the encryption file download to the terminal Terminal；
With,
Second obtains subelement, described for when the terminal and the cloud server pre-establish associated connection The public key of part supplier after downloading the encryption file, is actively obtained to the cloud server by the terminal.
Preferably, the first acquisition unit includes：
First receiving subelement, the payment cost information sent for receiving the cloud server；
First operation for paying the fee subelement for carrying out operation for paying the fee according to the payment cost information, and is completed in payment Afterwards, the encryption part file that the cloud server is downloaded is obtained；
Or,
Second receiving subelement, the free trial day to the part file sent for receiving the cloud server Phase, and download the encryption part file；
Third receiving subelement, for when the free trial date arrives, receiving the cloud server transmission Pay cost information；
Second operation for paying the fee subelement for carrying out operation for paying the fee according to the payment cost information, and is completed in payment Afterwards, the encryption part file of locking is unlocked, part file is learned to be continuing with the encryption.
From above-mentioned technical solution it is found that the invention discloses a kind of management method of software, cloud server and terminal, The part file that digital signature has been carried out with private key is sent to cloud server and stored by part supplier, learns part user Part file request is learned by sending to download to cloud server, is searched from the part file of storage by cloud server corresponding Part file, and using learn part user public key the part file of digital signature is encrypted, then will encryption learn part File download is solved to terminal used in part user, terminal is learned using the private key pair encryption part file for learning part user It is close, and verification, digital signature authentication are digitally signed to the part file of decryption using the public key of the part supplier of acquisition By learn part file be learn part user needed for part file.For traditional scheme, the present invention realizes part It is shared so that learn part user without oneself removing exploitation part, but directly acquired from cloud server, to greatly shorten Learn development cycle of part.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis Disclosed attached drawing obtains other attached drawings.
Fig. 1 is a kind of management method flow chart of software disclosed by the embodiments of the present invention；
Fig. 2 is the management method flow chart of another software disclosed by the embodiments of the present invention；
Fig. 3 is a kind of structural schematic diagram of cloud server disclosed by the embodiments of the present invention；
Fig. 4 is a kind of structural schematic diagram of terminal disclosed by the embodiments of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
The embodiment of the invention discloses a kind of management method of software, cloud server and terminals, to solve traditional scheme The problem of middle school's part development cycle length.
Referring to Fig. 1, a kind of management method flow chart of software disclosed in one embodiment of the invention, the method is applied to cloud Server is held, which can be a server, or the server zone being made of several servers, or be One cloud computing service center, the method includes the steps：
Step S101, it receives and learns the download part request that part user sends；
Wherein, it downloads to learn and carries the relevant information to be downloaded for learning part in part request, for example, learning the application field of part, learn Content for including in part etc..
Part user described in this step is to download the registration user for learning part permission with having from cloud server, That is part user is registered from cloud server in advance.
Learn part user registration process may include：
It learns part user and sends the first registration request to cloud service, carried in first registration request and learn part use The first log-on message of person, the first log-on message include：Learn the register account number of part user；Described in cloud server receives Learn the first registration request that part user sends；And using the first log-on message carried in the first registration request, make to learning part User registers, and the public private key pair for learning part user is generated after the completion of registration；By the private key hair for learning part user The part user is given, and preserves the public key for learning part user.
Step S102, part file corresponding with part request is downloaded is searched from pre-stored part file；
It should be noted that the pre-stored part file of cloud server is by corresponding part supplier in this step It is uploaded to before the cloud server, has carried out digital signature using the private key for learning part supplier.
It is described learn part supplier be with uploading the registration user for learning part permission from the cloud server, that is, It says, learns part supplier and registered in advance from cloud server.
Learn part supplier registration process may include：
It learns part supplier and sends the second registration request to cloud server, the second registration request includes：The part carries The register account number of donor；Cloud server receives the second registration request that the part supplier sends；And utilize described second Second log-on message carried in registration request registers the part supplier, and is generated after the completion of registration The public private key pair for learning part supplier；The private key for learning part supplier is sent to the part supplier, and preserves institute State the public key for learning part supplier.
In practical applications, after learning part supplier's server registration beyond the clouds, part supplier can be to high in the clouds Server uploads developed part.When the part supplier of registration is more, many can be stored in cloud server Part, so that part user can obtain the part needed for oneself from cloud server, without developing again.
Wherein, the part of cloud server storage can be binary system byte manifold formula.
Digital signature (also known as public key digital signature, Electronic Signature) is a kind of similar common physics label write on paper Name is to be realized using the technology in public key encryption field, for differentiating digital information.A set of digital signature usually defines two kinds mutually The operation of benefit, one is used to sign, another is for verifying.In the present invention, using learn part file learning part supplier private key, It is digitally signed to learning part file, it is corresponding, the part file of digital signature is carried out using the public key for learning part supplier Verification, when digital signature authentication by when, show that the part file is the part file that can be used, conversely, working as digital signature Verification not by when, show the part file there are problem, be not available part file.
Step S103, the part file of digital signature is encrypted using the public key for learning part user；
Step S104, encryption is learned into part file download to terminal used in part user is learned, is made using part is learned by terminal The private key pair encryption part file of user is decrypted, and using the public key of the part supplier obtained to the part file of decryption It is digitally signed verification.
Specifically, encryption is learned part file download to after learning terminal used in part user by cloud server, terminal is just The private key that the part user of the terminal can be distributed to according to cloud server is learned part file to encryption and is decrypted.
Public key due to learning part supplier, which is not stored in, to be learned in terminal used in part user, and is stored in cloud It holds on server, therefore learns terminal used in part user and need to obtain the public key for learning part supplier from cloud server, eventually End, which obtains, to be learned the process of public key of part supplier and includes：
When terminal and cloud server do not set up binding relationship in advance, that is to say, that terminal is not equipped in advance learns part generation APP is managed, when act on behalf of APP terminals by the part directly can provide this public key from cloud server acquisition part, part is learned and carries The public key of donor is sent to terminal by cloud server when that will encrypt file download to terminal, and certainly, cloud server also may be used Before it will encrypt file download to terminal, the public key for learning part supplier is sent to terminal；Also or, cloud server The public key for learning part supplier can be sent to terminal after it will encrypt file download to terminal.
When terminal and cloud server pre-establish binding relationship, terminal is equipped with part and acts on behalf of APP in advance, passes through Part act on behalf of APP terminals can directly from cloud server obtain learn part this public key be provided when, learn part supplier public key by end End is actively obtained to cloud server after downloading encryption file, and the process of acquisition can be：Terminal is sent to cloud server Including learning the solicited message of the public key of part supplier, cloud server will learn part supplier's after receiving the solicited message Public key is sent to terminal.
It should be strongly noted that in the present invention, digital signature authentication by part file be to learn part user institute Need part to be downloaded, at this point, learn part user can use the digital signature authentication by part file；When part file Digital signature authentication not by when, show the part file there are problem, at this point, learning part user can not be tested using digital signature Demonstrate,prove unsanctioned part file.In this case, learn part user upper cloud server transmission download part can ask again It asks.
In summary, the invention discloses a kind of management methods of software, and number will have been carried out with private key by learning part supplier The part file of signature is uploaded to cloud server storage, learns part user and learns part file by sending to download to cloud server Request searches corresponding part file by cloud server from the part file of storage, and using the public affairs for learning part user The part file of digital signature is encrypted in key, and it is whole used in part user to learning that part file download then is learned in encryption End, terminal are decrypted using the private key pair encryption part file for learning part user, and use the public affairs of the part supplier obtained Key is digitally signed verification to the part file of decryption, digital signature authentication by part file be to learn part user institute The part file needed.For traditional scheme, the present invention, which realizes, learns the shared of part so that learns part user and is gone without oneself Part is learned in exploitation, but is directly acquired from cloud server, to substantially reduce the development cycle for learning part.
In practical applications, learning part file may include：Part to be downloaded and Copyright License information, the Copyright License information It can be set by part supplier, only allow to use three months for example, learning part, or learn part only to use 10 inferior, Part supplier can not be limited herein with depend on the actual needs, the present invention.
Further, can also by learn part file configuration be payment mode, that is to say, that learn part user download needed for When learning part file, needs to pay certain expense, after the completion of reimbursement of expense, can just download required part file.
Therefore, in order to further optimize the above embodiments, encryption is learned part file download to part user in step S104 The process of used terminal specifically includes：
Payment cost information is sent to part user is learned, after the completion of determining part user charge, part text is learned into encryption Part, which is downloaded to, learns terminal used in part user.
Specifically, after learning the payment cost information that terminal used in part user receives cloud server transmission, root Operation for paying the fee is executed according to the payment cost information；After the completion of cloud server determines and learns part user charge, part is learned into encryption Terminal used in file download to part user.
It is specifically wrapped or, part file download to the process for learning terminal used in part user is learned in encryption in step S104 It includes：
The free trial date for learning the encryption part file is sent to the part user, and part is learned into the encryption File download is to the terminal；When the free trial date arrives, payment cost information is sent to the part user, And lock the encryption and learn part file, make the part user that can not be continuing with the encryption and learns part file；Determining It states after the completion of learning part user charge, unlocks the encryption and learn part file.
Specifically, cloud server downloads encryption part file to part user is learned, and define that part file is learned in encryption The free trial date locks the encryption part file when the free trial date arrives, and makes part user can not be after Continue using encryption part file, and remind and learn part user charge, after the completion of determining part user charge, unlock adds Close part file allows part user to be continuing with encryption and learns part file.
It should be noted that when learn terminal and cloud server used in part user it is unbound when, learn part user The expense paid can be not assigned to the terminal；When learning terminal used in part user with cloud server binding, That is when having cooperative relationship between the manufacturer terminal and cloud server of terminal used in part user, cloud service Device is closed the account to part supplier and manufacturer terminal is learned, and is learned part supplier and is collected most of expense according to the ratio for learning part price, The manufacturer terminal for learning part user collects certain expense according to the ratio for learning part price, learns taking for part supplier and manufacturer terminal Depending on being actually needed with allocation proportion concrete foundation, the present invention does not limit herein.
In practical applications, the pricing method for learning part can be any one or a few following combination, learn the positioning side of part Method includes：
(1) it demonstrates
This kind of mode can make part obtain comprehensively free demonstration.Using being priced at zero.Demonstration can select to include making The restriction of number of days (ratio is used after being limited (such as 1 to 10 minutes) with time number limiting (for example, 1 to 10 time), usage time, downloaded As said, 1 day).User can download the application based on demonstration pricing method, but if having exceeded access right, user is with regard to necessary Purchase can be just continuing with.
(2) it buys
The pricing method of purchase can select any type of the basic four kinds of patterns of price.These four patterns include limiting to make With number (such as 1 to 10 time), expiration date (such as Greenwich Mean Time in such a month, and on such a day some time) is limited, limits and use number of days (such as seven It) and usage time (such as 5 minutes).
(3) (exclusive monthly fee) is subscribed to
The pricing method of subscription is exactly flat rate system in fact.User can correspond to from the subscription and cancellation for learn part, user The access times of user are not limited with the whole month charging from download day.
(4) upgrade
Upgrading can be free, can also collect constant expense.It can automatically decide whether the requirement for meeting upgrading, use Family can retain the authorization message about the application, and the information of upgraded version will cover legacy version.
Preferably, it is protected, be may be used with SeLinux for storing the part broker library of part file in cloud server Learn the ripe Open source (open source code) of part broker library APIs encapsulation.
Referring to Fig. 2, a kind of management method flow chart of software disclosed in another embodiment of the present invention, this method is applied to learn Terminal used in part user, terminal can be smart mobile phone, IPAD, notebook, desktop computer etc., and the part uses Person is, with the registration user for learning part permission is downloaded from cloud server, the registration process of part user can be found in above-mentioned reality It applies example accordingly to describe, details are not described herein again.
The management method includes step：
Step S201, it sends to download to cloud server and learns part request；
Wherein, described to download the relevant information learned and carry part to be downloaded in part request, for example, learning the application neck of part The content etc. for including in part is learned in domain.
Step S202, the encryption part file that the cloud server is downloaded is obtained；
Wherein, the encryption part file is the cloud server under searching in pre-stored part file and is described It carries and learns the corresponding part file of part request, the part file is being uploaded to the high in the clouds clothes by corresponding part supplier It is engaged in before device, has carried out digital signature using the private key for learning part supplier, and using the public key for learning part user The part file of digital signature is encrypted, the part supplier be with from the cloud server upload learn part power The registration user of limit, the registration process of part supplier can be found in above-described embodiment and accordingly describe, and details are not described herein again.
In practical applications, after learning part supplier's server registration beyond the clouds, part supplier can be to high in the clouds Server uploads developed part.When the part supplier of registration is more, many can be stored in cloud server Part, so that part user can obtain the part needed for oneself from cloud server, without developing again.
Step S203, part file is learned to the encryption using the private key for learning part user to be decrypted；
Step S204, the public key for learning part supplier is obtained；
Public key due to learning part supplier, which is not stored in, to be learned in terminal used in part user, and is stored in cloud It holds on server, therefore learns terminal used in part user and need to obtain the public key for learning part supplier from cloud server, eventually End, which obtains, to be learned the process of public key of part supplier and includes：
When terminal and cloud server do not set up binding relationship in advance, that is to say, that terminal is not equipped in advance learns part generation APP is managed, when act on behalf of APP terminals by the part directly can provide this public key from cloud server acquisition part, part is learned and carries The public key of donor is sent to terminal by cloud server when that will encrypt file download to terminal, and certainly, cloud server also may be used Before it will encrypt file download to terminal, the public key for learning part supplier is sent to terminal；Also or, cloud server The public key for learning part supplier can be sent to terminal after it will encrypt file download to terminal.
When terminal and cloud server pre-establish binding relationship, terminal is equipped with part and acts on behalf of APP in advance, passes through Part act on behalf of APP terminals can directly from cloud server obtain learn part this public key be provided when, learn part supplier public key by end End is actively obtained to cloud server after downloading encryption file, and the process of acquisition can be：Terminal is sent to cloud server Including learning the solicited message of the public key of part supplier, cloud server will learn part supplier's after receiving the solicited message Public key is sent to terminal.
Step S205, verification is digitally signed to the part file of decryption using the public key for learning part supplier.
Wherein, digital signature authentication by part file be the part to be downloaded.
It should be strongly noted that in the present invention, digital signature authentication by part file be to learn part user institute Need part to be downloaded, at this point, learn part user can use the digital signature authentication by part file；When part file Digital signature authentication not by when, show the part file there are problem, at this point, learning part user can not be tested using digital signature Demonstrate,prove unsanctioned part file.In this case, learn part user upper cloud server transmission download part can ask again It asks.
In summary, the invention discloses a kind of management methods of software, and number will have been carried out with private key by learning part supplier The part file of signature is uploaded to cloud server and is stored, and learns part user and learns part by sending to download to cloud server File request searches corresponding part file by cloud server from the part file of storage, and using part user Public key the part file of digital signature is encrypted, encryption is then learned into part file download to learning used in part user Terminal, terminal are decrypted using the private key pair encryption part file for learning part user, and use the part supplier's obtained Public key is digitally signed verification to the part file of decryption, digital signature authentication by part file be to learn part user Required part file.For traditional scheme, the present invention, which realizes, learns the shared of part so that learns part user and is not necessarily to oneself It goes exploitation to learn part, but is directly acquired from cloud server, to substantially reduce the development cycle for learning part.
In practical applications, learning part file may include：Part to be downloaded and Copyright License information, the Copyright License information It can be set by part supplier, only allow to use three months for example, learning part, or learn part only to use 10 inferior, Part supplier can not be limited herein with depend on the actual needs, the present invention.
Further, can also by learn part file configuration be payment mode, that is to say, that learn part user download needed for When learning part file, needs to pay certain expense, after the completion of reimbursement of expense, can just download required part file.
Therefore, in order to further optimize the above embodiments, step S202 obtains the encryption part file that cloud server is downloaded, It specifically includes：
Receive the payment cost information that the cloud server is sent；Payment behaviour is carried out according to the payment cost information Make, and after the completion of payment, obtains the encryption part file that the cloud server is downloaded..
Specifically, after learning the payment cost information that terminal used in part user receives cloud server transmission, root Operation for paying the fee is executed according to the payment cost information；After the completion of cloud server determines and learns part user charge, part is learned into encryption Terminal used in file download to part user.
Or, step S202 obtains the encryption part file that cloud server is downloaded, specifically include：
The free trial date to the part file that the cloud server is sent is received, and the described of download adds Close part file；When the free trial date arrives, the payment cost information that the cloud server is sent is received；According to The payment cost information carries out operation for paying the fee, and after the completion of payment, is unlocked to the encryption part file of locking, Part file is learned to be continuing with the encryption.
Specifically, cloud server downloads encryption part file to part user is learned, and define that part file is learned in encryption The free trial date locks the encryption part file when the free trial date arrives, and makes part user can not be after Continue using encryption part file, and remind and learn part user charge, after the completion of determining part user charge, unlock adds Close part file allows part user to be continuing with encryption and learns part file.
It should be noted that when learn terminal and cloud server used in part user it is unbound when, learn part user The expense paid can be not assigned to the terminal；When learning terminal used in part user with cloud server binding, That is when having cooperative relationship between the manufacturer terminal and cloud server of terminal used in part user, cloud service Device is closed the account to part supplier and manufacturer terminal is learned, and is learned part supplier and is collected most of expense according to the ratio for learning part price, The manufacturer terminal for learning part user collects certain expense according to the ratio for learning part price, learns taking for part supplier and manufacturer terminal Depending on being actually needed with allocation proportion concrete foundation, the present invention does not limit herein.
Wherein, the pricing method for learning part can be found in above-described embodiment corresponding part, and details are not described herein again.
Corresponding with above method embodiment, the invention also discloses a kind of cloud server and terminals.
Referring to Fig. 3, a kind of structural schematic diagram of cloud server disclosed in one embodiment of the invention, the cloud server packet It includes：
First receiving unit 301, for receiving the download part request learned part user and sent, part request is learned in the download In carry it is to be downloaded learn part relevant information；
It is described to learn part user as with the registration user for having download part permission from the cloud server.
The registration process for learning part user can be found in embodiment of the method corresponding part, and details are not described herein again.
Part searching unit 302 is learned, it is corresponding with download part request for being searched from pre-stored part file Part file, the part file utilized before being uploaded to the cloud server by corresponding part supplier The private key for learning part supplier has carried out digital signature, and the part supplier is with uploading from the cloud server The registration user of part permission；
The registration process for learning part supplier can be found in embodiment of the method corresponding part, and details are not described herein again.
In practical applications, after learning part supplier's server registration beyond the clouds, part supplier can be to high in the clouds Server uploads developed part.When the part supplier of registration is more, many can be stored in cloud server Part, so that part user can obtain the part needed for oneself from cloud server, without developing again.
Wherein, the part of cloud server storage can be binary system byte manifold formula.
In the present invention, learns part supplier and be digitally signed using private key to learning part file, it is corresponding, it is carried using part is learned The public key of donor verifies the part file of digital signature, when digital signature authentication by when, show that the part file is The part file that can be used, conversely, when digital signature authentication not by when, show the part file there are problem, for can not Part file.
Encryption unit 303, for the part file of digital signature to be encrypted using the public key for learning part user；
First download unit 304 learns terminal used in part file download to the part user for that will encrypt, by The terminal is learned part file to the encryption using the private key for learning part user and is decrypted, and uses obtained The public key of part supplier is digitally signed verification to the part file of decryption, wherein digital signature authentication by part text Part is the part to be downloaded.
Specifically, encryption is learned part file download to after learning terminal used in part user by cloud server, terminal is just The private key that the part user of the terminal can be distributed to according to cloud server is learned part file to encryption and is decrypted.
Public key due to learning part supplier, which is not stored in, to be learned in terminal used in part user, and is stored in cloud It holds on server, therefore learns terminal used in part user and need to obtain the public key for learning part supplier from cloud server, eventually End, which obtains, to be learned the process of public key of part supplier and includes：
When terminal and cloud server do not set up binding relationship in advance, that is to say, that terminal is not equipped in advance learns part generation APP is managed, when act on behalf of APP terminals by the part directly can provide this public key from cloud server acquisition part, part is learned and carries The public key of donor is sent to terminal by cloud server when that will encrypt file download to terminal, and certainly, cloud server also may be used Before it will encrypt file download to terminal, the public key for learning part supplier is sent to terminal；Also or, cloud server The public key for learning part supplier can be sent to terminal after it will encrypt file download to terminal.
When terminal and cloud server pre-establish binding relationship, terminal is equipped with part and acts on behalf of APP in advance, passes through Part act on behalf of APP terminals can directly from cloud server obtain learn part this public key be provided when, learn part supplier public key by end End is actively obtained to cloud server after downloading encryption file, and the process of acquisition can be：Terminal is sent to cloud server Including learning the solicited message of the public key of part supplier, cloud server will learn part supplier's after receiving the solicited message Public key is sent to terminal.
It should be strongly noted that in the present invention, digital signature authentication by part file be to learn part user institute Need part to be downloaded, at this point, learn part user can use the digital signature authentication by part file；When part file Digital signature authentication not by when, show the part file there are problem, at this point, learning part user can not be tested using digital signature Demonstrate,prove unsanctioned part file.In this case, learn part user upper cloud server transmission download part can ask again It asks.
In summary, cloud server disclosed by the invention, digital signature will have been carried out with private key by learning part supplier Part file is uploaded to cloud server storage, learns part user and learns part file request by sending to download to cloud server, by Cloud server searches corresponding part file from the part file of storage, and using the public key of part user to number The part file of signature is encrypted, and part file download then is learned in encryption and is adopted to terminal used in part user, terminal is learned It is decrypted with the private key pair encryption part file for learning part user, and using the public key of the part supplier obtained to decryption Learn part file and be digitally signed verification, digital signature authentication by part file of learning be that learn part needed for part user literary Part.For traditional scheme, the present invention, which realizes, learns the shared of part so that and it learns part user and learns part without oneself going to develop, But directly acquired from cloud server, to substantially reduce the development cycle for learning part.
In practical applications, learning part file may include：Part to be downloaded and Copyright License information, the Copyright License information It can be set by part supplier, only allow to use three months for example, learning part, or learn part only to use 10 inferior, Part supplier can not be limited herein with depend on the actual needs, the present invention.
Further, can also by learn part file configuration be payment mode, that is to say, that learn part user download needed for When learning part file, needs to pay certain expense, after the completion of reimbursement of expense, can just download required part file.
Therefore, in order to further optimize the above embodiments, the first download unit 304 may include：
First payment transmission sub-unit, for sending payment cost information to the part user；
First time subelements, for after the completion of determining the part user charge, part file to be learned in the encryption It is downloaded to the terminal.
Specifically, after learning the payment cost information that terminal used in part user receives cloud server transmission, root Operation for paying the fee is executed according to the payment cost information；After the completion of cloud server determines and learns part user charge, part is learned into encryption Terminal used in file download to part user.
Or, the first download unit 304 may include：
Second time subelements, for sending the free trial day for learning the encryption part file to the part user Phase, and the encryption is learned into part file download to the terminal；
Second payment transmission sub-unit, for when the free trial date arrives, being sent to the part user Cost information is paid, and locks the encryption and learns part file, makes the part user that can not be continuing with the encryption and learns part File；
Subelement is unlocked, part file is learned for after the completion of determining the part user charge, unlocking the encryption.
Specifically, cloud server downloads encryption part file to part user is learned, and define that part file is learned in encryption The free trial date locks the encryption part file when the free trial date arrives, and makes part user can not be after Continue using encryption part file, and remind and learn part user charge, after the completion of determining part user charge, unlock adds Close part file allows part user to be continuing with encryption and learns part file.
It should be noted that when learn terminal and cloud server used in part user it is unbound when, learn part user The expense paid can be not assigned to the terminal；When learning terminal used in part user with cloud server binding, That is when having cooperative relationship between the manufacturer terminal and cloud server of terminal used in part user, cloud service Device is closed the account to part supplier and manufacturer terminal is learned, and is learned part supplier and is collected most of expense according to the ratio for learning part price, The manufacturer terminal for learning part user collects certain expense according to the ratio for learning part price, learns taking for part supplier and manufacturer terminal Depending on being actually needed with allocation proportion concrete foundation, the present invention does not limit herein.
Wherein, the pricing method for learning part can be found in embodiment of the method corresponding part, and details are not described herein again.
Referring to Fig. 4, a kind of structural schematic diagram of terminal disclosed in one embodiment of the invention, the present invention in, the terminal be for Terminal used in part user is learned, can be smart mobile phone, IPAD, notebook, desktop computer etc., the part user For with the registration user for learning part permission is downloaded from cloud server, the registration process of part user can be found in method implementation The corresponding narration of example, details are not described herein again.
The terminal includes：
Request transmitting unit 401 learns part request for sending to download to the cloud server, and part request is learned in the download In carry it is to be downloaded learn part relevant information；
Part is learned in first acquisition unit 402, the encryption part file downloaded for obtaining the cloud server, the encryption File is that the cloud server searches part text corresponding with download part request from pre-stored part file Part, the part file have utilized the part before being uploaded to the cloud server by corresponding part supplier The private key of supplier has carried out digital signature, and is carried out to the part file of digital signature using the public key for learning part user Encryption, described to learn part supplier be with uploading the registration user for learning part permission from the cloud server；
In practical applications, after learning part supplier's server registration beyond the clouds, part supplier can be to high in the clouds Server uploads developed part.When the part supplier of registration is more, many can be stored in cloud server Part, so that part user can obtain the part needed for oneself from cloud server, without developing again.
Decryption unit 403 is decrypted for learning part file to the encryption using the private key for learning part user；
Second acquisition unit 404, for obtaining the public key for learning part supplier；
Public key due to learning part supplier, which is not stored in, to be learned in terminal used in part user, and is stored in cloud It holds on server, therefore learns terminal used in part user and need to obtain the public key for learning part supplier from cloud server, eventually End, which obtains, to be learned the process of public key of part supplier and includes：
When terminal and cloud server do not set up binding relationship in advance, that is to say, that terminal is not equipped in advance learns part generation APP is managed, when act on behalf of APP terminals by the part directly can provide this public key from cloud server acquisition part, part is learned and carries The public key of donor is sent to terminal by cloud server when that will encrypt file download to terminal, and certainly, cloud server also may be used Before it will encrypt file download to terminal, the public key for learning part supplier is sent to terminal；Also or, cloud server The public key for learning part supplier can be sent to terminal after it will encrypt file download to terminal.
When terminal and cloud server pre-establish binding relationship, terminal is equipped with part and acts on behalf of APP in advance, passes through Part act on behalf of APP terminals can directly from cloud server obtain learn part this public key be provided when, learn part supplier public key by end End is actively obtained to cloud server after downloading encryption file, and the process of acquisition can be：Terminal is sent to cloud server Including learning the solicited message of the public key of part supplier, cloud server will learn part supplier's after receiving the solicited message Public key is sent to terminal.
Therefore, second acquisition unit 404 may include：
First obtains subelement, for when the terminal and the cloud server do not pre-establish associated connection, institute It states described in the public key for learning part supplier is sent to by the cloud server when by the encryption file download to the terminal Terminal；
With,
Second obtains subelement, described for when the terminal and the cloud server pre-establish associated connection The public key of part supplier after downloading the encryption file, is actively obtained to the cloud server by the terminal.
Authentication unit 405, for being digitally signed to the part file of decryption using the public key for learning part supplier Verification, wherein digital signature authentication by part file be the part to be downloaded.
It should be strongly noted that in the present invention, digital signature authentication by part file be to learn part user institute Need part to be downloaded, at this point, learn part user can use the digital signature authentication by part file；When part file Digital signature authentication not by when, show the part file there are problem, at this point, learning part user can not be tested using digital signature Demonstrate,prove unsanctioned part file.In this case, learn part user upper cloud server transmission download part can ask again It asks.
In summary, the part file that digital signature has been carried out with private key is uploaded to high in the clouds by part supplier in middle school's of the present invention Server storage learns part user and learns part file request by sending to download to cloud server, by cloud server from storage Part file in search corresponding part file, and using learn the public key of part user to the part file of digital signature into Then encryption is learned part file download to terminal used in part user is learned by row encryption, terminal is using the private for learning part user Key is learned part file to encryption and is decrypted, and carries out number to the part file of decryption using the public key of the part supplier obtained Signature verification, digital signature authentication by learn part file be learn part user needed for part file.Compared to traditional scheme For, the present invention, which realizes, learns the shared of part so that part user is learned without oneself removing exploitation part, but from cloud server It directly acquires, to substantially reduce the development cycle for learning part.
In practical applications, learning part file may include：Part to be downloaded and Copyright License information, the Copyright License information It can be set by part supplier, only allow to use three months for example, learning part, or learn part only to use 10 inferior, Part supplier can not be limited herein with depend on the actual needs, the present invention.
Further, can also by learn part file configuration be payment mode, that is to say, that learn part user download needed for When learning part file, needs to pay certain expense, after the completion of reimbursement of expense, can just download required part file.
Therefore, in order to further optimize the above embodiments, first acquisition unit 402 may include：
First receiving subelement, the payment cost information sent for receiving the cloud server；
First operation for paying the fee subelement for carrying out operation for paying the fee according to the payment cost information, and is completed in payment Afterwards, the encryption part file that the cloud server is downloaded is obtained.
Specifically, after learning the payment cost information that terminal used in part user receives cloud server transmission, root Operation for paying the fee is executed according to the payment cost information；After the completion of cloud server determines and learns part user charge, part is learned into encryption Terminal used in file download to part user.
Or, first acquisition unit 402 may include：
Second receiving subelement, the free trial day to the part file sent for receiving the cloud server Phase, and download the encryption part file；
Third receiving subelement, for when the free trial date arrives, receiving the cloud server transmission Pay cost information；
Second operation for paying the fee subelement for carrying out operation for paying the fee according to the payment cost information, and is completed in payment Afterwards, the encryption part file of locking is unlocked, part file is learned to be continuing with the encryption.
Specifically, cloud server downloads encryption part file to part user is learned, and define that part file is learned in encryption The free trial date locks the encryption part file when the free trial date arrives, and makes part user can not be after Continue using encryption part file, and remind and learn part user charge, after the completion of determining part user charge, unlock adds Close part file allows part user to be continuing with encryption and learns part file.
It should be noted that when learn terminal and cloud server used in part user it is unbound when, learn part user The expense paid can be not assigned to the terminal；When learning terminal used in part user with cloud server binding, That is when having cooperative relationship between the manufacturer terminal and cloud server of terminal used in part user, cloud service Device is closed the account to part supplier and manufacturer terminal is learned, and is learned part supplier and is collected most of expense according to the ratio for learning part price, The manufacturer terminal for learning part user collects certain expense according to the ratio for learning part price, learns taking for part supplier and manufacturer terminal Depending on being actually needed with allocation proportion concrete foundation, the present invention does not limit herein.
Wherein, the pricing method for learning part can be found in above-described embodiment corresponding part, and details are not described herein again.
Finally, it is to be noted that, herein, relational terms such as first and second and the like be used merely to by One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning Covering non-exclusive inclusion, so that the process, method, article or equipment including a series of elements includes not only that A little elements, but also include other elements that are not explicitly listed, or further include for this process, method, article or The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged Except there is also other identical elements in the process, method, article or apparatus that includes the element.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest range caused.

Claims (15)

1. a kind of management method of software, which is characterized in that be applied to cloud server, the management method includes：
It receives and learns the download part request that part user sends, the download, which is learned, carries the correlation to be downloaded for learning part in part request Information, it is described to learn part user as with the registration user for having download part permission from the cloud server；
Part file corresponding with download part request is searched from pre-stored part file, the part file exists Before being uploaded to the cloud server by corresponding part supplier, carried out using the private key for learning part supplier Digital signature, it is described to learn part supplier as with the registration user for uploading part permission from the cloud server；
The part file of digital signature is encrypted using the public key for learning part user；
Terminal used in part file download to the part user is learned into encryption, is used using the part by the terminal The private key of person is learned part file to the encryption and is decrypted, and using the public key of the part supplier obtained to decryption Part file is digitally signed verification, wherein digital signature authentication by part file be the part to be downloaded.
2. management method according to claim 1, which is characterized in that the part file includes：The part to be downloaded With Copyright License information.
3. management method according to claim 1, which is characterized in that the encryption is learned part file download to the part Terminal used in user, specifically includes：
Payment cost information is sent to the part user；
After the completion of determining the part user charge, the encryption is learned into part file download to the terminal；
Or,
The free trial date for learning the encryption part file is sent to the part user, and part file is learned into the encryption It is downloaded to the terminal；
When the free trial date arrives, payment cost information is sent to the part user, and lock the encryption Part file is learned, makes the part user that can not be continuing with the encryption and learns part file；
After the completion of determining the part user charge, unlocks the encryption and learn part file.
4. management method according to claim 1, which is characterized in that the terminal obtains the public key for learning part supplier Process include：
When the terminal and the cloud server do not set up binding in advance, the public key for learning part supplier is by the high in the clouds Server is sent to the terminal when by the encryption file download to the terminal；
Or,
When the terminal and the cloud server pre-establish binding connection, the public key for learning part supplier is by the end End is actively obtained to the cloud server after downloading the encryption file.
5. management method according to claim 1, which is characterized in that it is described learn part user registration process include：
The first registration request that the part user sends is received, carrying the part in first registration request uses The first log-on message of person, first log-on message include：The register account number for learning part user；
Using first log-on message carried in first registration request, the part user is registered, and The public private key pair for learning part user is generated after the completion of registration；
The private key for learning part user is sent to the part user, and preserves the public key for learning part user.
6. management method according to claim 1, which is characterized in that it is described learn part supplier registration process include：
The second registration request that the part supplier sends is received, carrying the part in second registration request provides The second log-on message of person, second log-on message include：The register account number for learning part supplier；
Using second log-on message carried in second registration request, the part supplier is registered, and The public private key pair for learning part supplier is generated after the completion of registration；
The private key for learning part supplier is sent to the part supplier, and preserves the public key for learning part supplier.
7. a kind of management method of software, which is characterized in that be applied to learn terminal used in part user, the part uses Person is with downloading the registration user for learning part permission from cloud server, and the management method includes：
It sends to download to the cloud server and learns part request, the download, which is learned, carries the correlation to be downloaded for learning part in part request Information；
Obtain the encryption part file that the cloud server is downloaded, the encryption part file is the cloud server from pre- Part file corresponding with download part request is searched in the part file of storage, the part file is by corresponding Part supplier be uploaded to before the cloud server, using it is described learn part supplier private key carried out digital label Name, and the part file of digital signature is encrypted using the public key for learning part user, the part supplier is With the registration user for uploading part permission from the cloud server；
Part file is learned using the private key for learning part user to the encryption to be decrypted；
Obtain the public key for learning part supplier；
Verification is digitally signed to the part file of decryption using the public key for learning part supplier, wherein digital signature is tested It is the part to be downloaded to demonstrate,prove the part file passed through.
8. management method according to claim 7, which is characterized in that obtain the process packet of the public key for learning part supplier It includes：
When the terminal and the cloud server do not pre-establish associated connection, the public key for learning part supplier is by described Cloud server is sent to the terminal when by the encryption file download to the terminal；
Or,
When the terminal and the cloud server pre-establish associated connection, the public key for learning part supplier is by the end End is actively obtained to the cloud server after downloading the encryption file.
9. management method according to claim 7, which is characterized in that obtain the encryption part that the cloud server is downloaded File specifically includes：
Receive the payment cost information that the cloud server is sent；
Operation for paying the fee is carried out according to the payment cost information, and after the completion of payment, obtains what the cloud server was downloaded Part file is learned in encryption；
Or,
Receive the encryption to the free trial date for learning part file, and download that the cloud server is sent Part file；
When the free trial date arrives, the payment cost information that the cloud server is sent is received；
Operation for paying the fee is carried out according to the payment cost information, and after the completion of payment, to the encryption part file of locking It is unlocked, part file is learned to be continuing with the encryption.
10. a kind of cloud server, which is characterized in that including：
First receiving unit, for receiving the download part request learned part user and sent, the download is learned to be carried in part request There is the relevant information to be downloaded for learning part, it is described to learn part user as with the note for having download part permission from the cloud server Volume user；
Part searching unit is learned, for searching part text corresponding with download part request from pre-stored part file Part, the part file have utilized the part before being uploaded to the cloud server by corresponding part supplier The private key of supplier has carried out digital signature, and described to learn part supplier be to learn part permission with being uploaded from the cloud server Register user；
Encryption unit, for the part file of digital signature to be encrypted using the public key for learning part user；
First download unit learns terminal used in part file download to the part user, by the end for that will encrypt End is learned part file to the encryption using the private key for learning part user and is decrypted, and is provided using the part obtained The public key of person is digitally signed verification to the part file of decryption, wherein digital signature authentication by part file be The part to be downloaded.
11. cloud server according to claim 10, which is characterized in that the part file includes：It is described to be downloaded Learn part and Copyright License information.
12. management method according to claim 1, which is characterized in that first download unit includes：
First payment transmission sub-unit, for sending payment cost information to the part user；
First time subelements, for after the completion of determining the part user charge, part file download to be learned in the encryption To the terminal；
Or,
Second time subelements, for sending the free trial date for learning the encryption part file to the part user, And the encryption is learned into part file download to the terminal；
Second payment transmission sub-unit, for when the free trial date arrives, sending and paying to the part user Cost information, and lock the encryption and learn part file, make the part user that can not be continuing with the encryption and learns part file；
Subelement is unlocked, part file is learned for after the completion of determining the part user charge, unlocking the encryption.
13. a kind of terminal, which is characterized in that the terminal is to learn terminal used in part user, and the part user is With the registration user for downloading part permission from cloud server, the terminal includes：
Request transmitting unit learns part request for sending to download to the cloud server, and the download is learned to be carried in part request There is the relevant information to be downloaded for learning part；
First acquisition unit, the encryption part file downloaded for obtaining the cloud server, the encryption learn part file and are The cloud server searches part file corresponding with download part request from pre-stored part file, described Part file is learned before being uploaded to the cloud server by corresponding part supplier, has utilized the part supplier's Private key has carried out digital signature, and is encrypted to the part file of digital signature using the public key for learning part user, It is described to learn part supplier as with the registration user for uploading part permission from the cloud server；
Decryption unit is decrypted for learning part file to the encryption using the private key for learning part user；
Second acquisition unit, for obtaining the public key for learning part supplier；
Authentication unit, for being digitally signed verification to the part file of decryption using the public key for learning part supplier, In, digital signature authentication by part file be the part to be downloaded.
14. terminal according to claim 13, which is characterized in that the second acquisition unit includes：
First obtains subelement, for when the terminal and the cloud server do not pre-establish associated connection, The public key of part supplier is sent to the terminal by the cloud server when by the encryption file download to the terminal；
With,
Second obtains subelement, for when the terminal and the cloud server pre-establish associated connection, the part The public key of supplier after downloading the encryption file, is actively obtained to the cloud server by the terminal.
15. terminal according to claim 13, which is characterized in that the first acquisition unit includes：
First receiving subelement, the payment cost information sent for receiving the cloud server；
First operation for paying the fee subelement for carrying out operation for paying the fee according to the payment cost information, and after the completion of payment, obtains The encryption part file for taking the cloud server to download；
Or,
Second receiving subelement, the free trial date to the part file sent for receiving the cloud server, And the encryption part file downloaded；
Third receiving subelement, the payment sent for when the free trial date arrives, receiving the cloud server Cost information；
Second operation for paying the fee subelement, it is right for carrying out operation for paying the fee according to the payment cost information, and after the completion of payment The encryption part file of locking is unlocked, and part file is learned to be continuing with the encryption.
CN201810255293.6A 2018-03-23 2018-03-23 Software management method, cloud server and terminal Active CN108418833B (en)

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