CN103530533A - Digital rights management method and re-trading method - Google Patents
Digital rights management method and re-trading method Download PDFInfo
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- CN103530533A CN103530533A CN201310541257.3A CN201310541257A CN103530533A CN 103530533 A CN103530533 A CN 103530533A CN 201310541257 A CN201310541257 A CN 201310541257A CN 103530533 A CN103530533 A CN 103530533A
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- 238000000034 method Methods 0.000 title claims abstract description 58
- 238000007726 management method Methods 0.000 title claims abstract description 32
- 230000008569 process Effects 0.000 claims abstract description 25
- 238000004364 calculation method Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000004044 response Effects 0.000 description 5
- 101100217298 Mus musculus Aspm gene Proteins 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Classifications
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- 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
- G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
- H04L9/0847—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving identity based encryption [IBE] schemes
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
Abstract
The invention provides a digital rights management method. The digital rights management method comprises the steps that users log in to a digital right server to carry out registering and become registered users through a digital right client-side, and in the registering process, the digital right client-side sends user information and the equipment information of equipment where the digital right client-side is located to the digital right server; after the registered users buy an electronic book on the digital right server, the digital right server encrypts the electronic book with the stored user information of all or part of the registered users and/or the stored equipment information as an encryption key, and then the electronic book is sent to the digital right client-side; after the digital right client-side receives the electronic book, the electronic book is decrypted with all or part of the user information and/or the equipment information identical to that of the digital right server as a decryption key. The invention further provides a digital rights re-trading method. Local hardware information is used in the management method and the re-trading method as the base of encryption and decryption, and the dominant spread of the key is avoided.
Description
Technical field
The present invention relates to digital publishing rights field, relate in particular to a kind of digital copyright management method and method of commerce again.
Background technology
In prior art, digital copyright management (DRM, Digital Rights Management) is widely used, to prevent the bootlegging of Digital Media.
Digital copyright management General Requirements model digital program authorization center.Digital program content after compression coding, can utilize key to be encrypted protection, and the digital program head of encryption is being deposited the URL of KeyID and program authorization center.User, in a sowing time, according to the KeyID of program head and URL information, just can send relevant secret key decryption after the checking mandate by digital program authorization center, and program can be play.Key generally has two, and one PKI, and one private key.PKI is for ciphered program content itself, and private key is used for deciphering program.
But said process relates to the dominant propagation (propagating on network) of key, easily causes key from stealing, is unfavorable for the protection of digital publishing rights.
Summary of the invention
In order to address the above problem, the object of this invention is to provide a kind of digital copyright management method and method of commerce again, utilize local hardware information as the basis of encryption and decryption, avoid the dominant propagation of key.
According to one aspect of the invention, a kind of digital copyright management method is provided, comprising:
User is registered as registered user by digital publishing rights client login digital rights service device, and in registration process, digital publishing rights client sends to digital rights service device by the facility information of user profile and place equipment;
When registered user buys after e-book at digital rights service device, the all or part of registered user's that the utilization of digital rights service device is preserved user profile and/or facility information are encrypted e-book as the key of encrypting, and then send to digital publishing rights client;
Digital publishing rights client, after e-book, utilizes all or part of user profile same with digital rights service device end and/or facility information as the key of deciphering, e-book to be decrypted.
According to a further aspect of the present invention, provide a kind of digital copyright management method, comprising:
User is registered as registered user by digital publishing rights client login digital rights service device, in registration process, digital publishing rights client by registered user's user profile with and the facility information of place equipment send to digital rights service device;
When registered user buys, have after the e-book of buying duration attribute, digital rights service device is preserved and is comprised the Transaction Information of buying duration; And all or part of registered user's that the utilization of digital rights service device is preserved user profile and/or facility information are encrypted e-book and Transaction Information as the key of encrypting, and then send to digital publishing rights client;
Digital publishing rights client, after e-book, utilizes all or part of user profile same with digital rights service device end and/or facility information as the key of deciphering, e-book to be decrypted; And if digital publishing rights client successful decryption, first it judge that whether purchase duration is expired, if expired, delete local e-book and notify user.
According to a further aspect of the present invention, provide a kind of digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID, and the first digital publishing rights client of the first registered user is deleted local e-book;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then sends to the second digital publishing rights client.
According to a further aspect of the present invention, provide a kind of digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then sends to the second digital publishing rights client;
Digital rights service device sends indication information to the first digital publishing rights client, indicates the first digital publishing rights client to delete described e-book;
The first digital publishing rights client is deleted local e-book according to the indication information of receiving.
According to a further aspect of the present invention, provide a kind of digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID;
Digital rights service device is searched the Transaction Information that comprise first purchase duration corresponding with this e-book ID according to the first registered user's user ID, and utilizes the first purchase duration calculation second to buy duration; Described the second purchase duration is that the first purchase duration deducts the operating period;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID, and preserves the Transaction Information that comprises the second purchase duration;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted with the Transaction Information that comprises the second purchase duration, then sends to the second digital publishing rights client;
Digital rights service device sends indication information to the first digital publishing rights client, indicates the first digital publishing rights client to delete described e-book;
The first digital publishing rights client is deleted local e-book according to the indication information of receiving.
According to a further aspect of the present invention, provide a kind of digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID;
The first digital publishing rights client is deleted local e-book;
Digital rights service device is searched the Transaction Information that comprise first purchase duration corresponding with this e-book ID according to the first registered user's user ID, and utilizes the first purchase duration calculation second to buy duration; Described the second purchase duration is that the first purchase duration deducts the operating period;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID, and preserves the Transaction Information that comprises the second purchase duration;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted with the Transaction Information that comprises the second purchase duration, then sends to the second digital publishing rights client.
Compared with prior art, the advantage of each embodiment disclosed by the invention is:
1, utilize local hardware information as the basis of encryption and decryption, avoid the dominant propagation of key;
2, provide method of commerce again, facilitate user to carry out concluding the business again of digital publishing rights;
3, provide the management method with the digital publishing rights of buying duration, the use cost of digital publishing rights is reduced greatly;
4, provide the method for commerce again with the digital publishing rights of buying duration, facilitate user to carry out concluding the business again of digital publishing rights.
Accompanying drawing explanation
Fig. 1 is the system for numeral copyright management structural representation that one embodiment of the invention provides;
Fig. 2 is the digital copyright management method process flow diagram that one embodiment of the invention provides;
Fig. 3 is the digital publishing rights that provides of one embodiment of the invention method of commerce process flow diagram again;
Fig. 4 is the digital publishing rights that provides of another embodiment of the present invention method of commerce process flow diagram again;
Fig. 5 is the digital publishing rights that provides of another embodiment of the present invention method of commerce process flow diagram again;
Fig. 6 is the digital publishing rights that provides of another embodiment of the present invention method of commerce process flow diagram again.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the present invention is described in more detail.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
network environment and system for numeral copyright management
According to one embodiment of the invention, a kind of system for numeral copyright management is provided, as shown in Figure 1, comprising:
Server 11(is also referred to as digital copyright management server, digital rights service device), for carrying out digital publishing rights transaction and/or safeguard digital publishing rights with user; With
The terminal computing equipment being connected by network with server 11, comprising:
Smart mobile phone 12,
Desk-top computer 13 Hes
Client (also referred to as digital copyright management client, digital publishing rights client) is installed on described terminal computing equipment, for server, carries out digital publishing rights transaction and/or safeguard digital publishing rights.
Above-mentioned system for numeral copyright management is arranged in Internet(the Internet), also can be positioned at LAN (Local Area Network) inside; Terminal computing equipment can pass through network (wired network or wireless network) and be connected with server 11, also can directly be connected with server 11.
The course of work of above-mentioned system for numeral copyright management is described below:
(1) user is registered as registered user by accessing server by customer end 11, in registration process, client by registered user's user profile with and the facility information of place equipment 12 send to server 11, and be kept in server 11;
Wherein, user profile can be such as user name or ID (identity number) card No. etc., and facility information is controlled (MAC) address etc. such as the media interviews that can be international communication equipment unique identifier (IMEI) or terminal computing equipment;
(2) when registered user buys after e-book 15, server 11 utilizes the registered user's who has preserved user profile and/or facility information (or user part message and/or facility information) as the key of encrypting, e-book 15 to be encrypted, and then sends to the client of equipment 12;
In the process of purchase e-book, avoided the dominant transmission of key;
(3) client on smart mobile phone 12, after e-book 15, utilizes the user profile same with server end and/or facility information (or user part message and/or facility information) as the key of deciphering, e-book 15 to be decrypted.
Thereby registered user can read the e-book 15 of buying by the client of smart mobile phone 12.Above-mentioned encryption, decipherment algorithm can be known symmetric cryptography decipherment algorithms.
According to said method, even if other equipment 13 or 14 obtain this e-book 15, because the client of equipment 13 or 14 does not have the key of deciphering, also cannot read, thereby reach the object of protection digital publishing rights.
Digital rights information can comprise conventional: relevant author, publisher, printer or duplicator, title, address, book number, number of the edition or the publication number of publisher, publication date, periodical phase, e-book ID.
In an embodiment of the present invention, digital rights information can also comprise: sell people's title, sell people's coding, purchaser's title, purchaser's coding, settlement cost etc.Wherein, sell people coding and purchaser be encoded to subscriber-coded, such as ID (identity number) card No., registered user ID etc.
According to one embodiment of the invention, digital rights information can be embedded in e-book, in company with e-book, issues together user.
According to a further embodiment of the invention, above-mentioned digital rights information can be used as text message and carries out Quick Response Code coding, and the digital publishing rights of Quick Response Code form can be embedded in e-book, in company with e-book, issues together user; Wherein, the method for Quick Response Code coding can be such as existing disclosed coded systems such as QR Quick Response Codes, can be also self-defining Quick Response Code coded system.
Utilize above-mentioned digital rights information, the transaction of all right further maintenance and management digital publishing rights of server and client side and again process of exchange.
digital copyright management method
With the course of work of above-mentioned system for numeral copyright management accordingly, according to one embodiment of the invention, provide a kind of digital copyright management method.As shown in Figure 2, the method S10 comprises:
S11, user are registered as registered user by accessing server by customer end, in registration process, client by registered user's user profile with and the facility information of place equipment send to server;
S12, buy after e-book as registered user, the registered user's that server by utilizing is preserved user profile and/or facility information (or user part message and/or facility information) are encrypted e-book as the key of encrypting, and then send to client; With
S13, client, after e-book, utilize the user profile same with server end and/or facility information (or user part message and/or facility information) as the key of deciphering, e-book to be decrypted.
Wherein, the user profile in step S11 can be such as user name or ID (identity number) card No. etc., and facility information is controlled (MAC) address etc. such as the media interviews that can be international communication equipment unique identifier (IMEI) or terminal computing equipment.
Now, what server was preserved thes contents are as follows shown in table 1, and the registered user ID of first row is unique identifier of registered user, in step S11, by server, is that registered user distributes.
Table 1
Further, the digital publishing rights of buying from server as registered user is while having the digital publishing rights of duration, the information of server record not only comprises registered user's user profile and facility information, also comprises digital publishing rights Transaction Information (abbreviation Transaction Information), for example can be as shown in table 2.
Table 2
According to one embodiment of the invention, a kind of digital copyright management method S20 is provided, comprising:
S21, user are registered as registered user by accessing server by customer end, in registration process, client by registered user's user profile with and the facility information of place equipment send to server;
S22, when registered user buys, have after the e-book of buying duration attribute, server is preserved and is comprised the Transaction Information of buying duration;
The registered user's that S23, server by utilizing are preserved user profile and/or facility information (or user part message and/or facility information) are encrypted e-book and Transaction Information as the key of encrypting, and then send to client;
S24, client, after e-book, utilize the user profile same with server end and/or facility information (or user part message and/or facility information) as the key of deciphering, e-book to be decrypted;
If S25 client successful decryption, whether first duration is bought in judgement expired, if expired, delete local e-book and notifies user.
Wherein, step S25 judges whether that expired method is: client receives that the date (being the date that server sends e-book) of e-book is the operating period with the difference of current date, and the operating period is greater than purchase duration and represents expired.
According to one embodiment of the invention, the encryption and decryption process of step S23 and S24 illustrates as follows:
(1) server was collected following information from client: the MAC Address that user is called " ztat ", this machine is " 6C-62-6D-EB-86-11 ", formed a key subject string " ztat6C-62-6D-EB-86-11 ";
(2) when user buys after e-book, server adopts SHA1 algorithm (Secure Hash Algorithm), calculates the cryptographic hash (if the cryptographic hash calculating is xxxy) of 128, usings this cryptographic hash as key, e-book is carried out to des encryption, send to client;
(3) client can obtain user name and mac address information equally, adopts too SHA1 algorithm, goes to calculate the cryptographic hash of 128, as decruption key, to the e-book of opening in advance, carries out DES deciphering.
digital publishing rights is method of commerce again
In digital copyright management process, also comprise digital publishing rights process of exchange again, the legal e-book that registered user can buy oneself is sold another registered user's process again.Because e-book is a kind of harmless commodity, digital publishing rights is concluded the business and is had very important practical value, can promote the purchase of user to digital publishing rights.
Concrete, according to one embodiment of the invention, digital publishing rights is concluded the business and is comprised again:
(1) when the first registered user transfers the second registered user by the first digital publishing rights of oneself, the first client of the first registered user or the second registered user or the second client send to digital rights service device by both sides' registered user ID and e-book ID;
(2) digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID;
(3) digital rights service device utilizes described user profile and/or facility information (or the described user profile of part and/or facility information) as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then sends to the second client.
With above-mentioned digital publishing rights again process of exchange accordingly, according to one embodiment of the invention, provide a kind of digital publishing rights method of commerce again.As shown in Figure 3, the method S30 comprises:
S31, when the first registered user transfers the second registered user by the e-book of oneself, the first client of the first registered user or the second registered user or the second client send to digital rights service device by both sides' registered user ID and e-book ID, and the first client of the first registered user is deleted local e-book;
S32, digital rights service device are searched the second registered user's user profile and facility information according to the second registered user's user ID;
S33, digital rights service device utilize described user profile and/or facility information (or the described user profile of part and/or facility information) as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then send to the second client.
Further, after step S21, server can to digital publishing rights again process of exchange put on record, record both parties registered user ID and e-book ID.
According to a further embodiment of the invention, provide a kind of digital publishing rights method of commerce S40 again.As shown in Figure 4, comprising:
S41, when the first registered user transfers the second registered user by the e-book of oneself, the first client of the first registered user or the second registered user or the second client send to digital rights service device by both sides' registered user ID and e-book ID;
S42, digital rights service device are searched the second registered user's user profile and facility information according to the second registered user's user ID;
S43, digital rights service device utilize described user profile and/or facility information (or the described user profile of part and/or facility information) as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then send to the second client;
S44, digital rights service device send indication information to the first client, indicate the first client to delete described e-book;
S45, the first client are deleted local e-book according to the indication information of receiving.
Further, after step S31, server can to digital publishing rights again process of exchange put on record, record both parties registered user ID and e-book ID.
Further, when having the digital publishing rights of buying duration and need to conclude the business again, server and client side will undertake corresponding inspection responsibility.
According to a further embodiment of the invention, provide a kind of digital publishing rights method of commerce S50 again.As shown in Figure 5, comprising:
S51, when the first registered user transfers the second registered user by the e-book of oneself, the first client of the first registered user or the second registered user or the second client send to digital rights service device by both sides' registered user ID and e-book ID;
S52, digital rights service device are searched the Transaction Information that comprise first purchase duration corresponding with this e-book ID according to the first registered user's user ID, and utilize the first purchase duration calculation second to buy duration; Described the second purchase duration is that the first purchase duration deducts the operating period;
S53, digital rights service device are searched the second registered user's user profile and facility information according to the second registered user's user ID, and preserve the Transaction Information that comprises the second purchase duration;
S54, digital rights service device utilize described user profile and/or facility information (or the described user profile of part and/or facility information) as the key of encrypting, e-book corresponding to e-book ID to be encrypted with the Transaction Information that comprises the second purchase duration, then send to the second client;
S55, digital rights service device send indication information to the first client, indicate the first client to delete described e-book;
S56, the first client are deleted local e-book according to the indication information of receiving.
According to a further embodiment of the invention, provide a kind of digital publishing rights method of commerce S60 again.As shown in Figure 6, comprising:
S61, when the first registered user transfers the second registered user by the e-book of oneself, the first client of the first registered user or the second registered user or the second client send to digital rights service device by both sides' registered user ID and e-book ID;
S62, the first client are deleted local e-book;
S63, digital rights service device are searched the Transaction Information that comprise first purchase duration corresponding with this e-book ID according to the first registered user's user ID, and utilize the first purchase duration calculation second to buy duration; Described the second purchase duration is that the first purchase duration deducts the operating period;
S64, digital rights service device are searched the second registered user's user profile and facility information according to the second registered user's user ID, and preserve the Transaction Information that comprises the second purchase duration;
S65, digital rights service device utilize described user profile and/or facility information (or the described user profile of part and/or facility information) as the key of encrypting, e-book corresponding to e-book ID to be encrypted with the Transaction Information that comprises the second purchase duration, then send to the second client.
It should be noted that according to digital copyright management method S20, first client at the first registered user place is crossed after date at purchase duration, has automatically deleted local e-book, thus the mistake of having avoided expired e-book to be concluded the business again.
computer-readable medium
Further, according to a further embodiment of the invention, provide a kind of computer-readable medium, wherein, in described computer-readable recording medium, store the executable program code of computing machine, described program code is for carrying out the step of one or more methods that above-described embodiment provides.
Should be noted that and understand, in the situation that not departing from the desired the spirit and scope of the present invention of accompanying claim, can make various modifications and improvement to the present invention of foregoing detailed description.Therefore, the scope of claimed technical scheme is not subject to the restriction of given any specific exemplary teachings.
Claims (10)
1. a digital copyright management method, comprising:
User is registered as registered user by digital publishing rights client login digital rights service device, and in registration process, digital publishing rights client sends to digital rights service device by the facility information of user profile and place equipment;
When registered user buys after e-book at digital rights service device, the all or part of registered user's that the utilization of digital rights service device is preserved user profile and/or facility information are encrypted e-book as the key of encrypting, and then send to digital publishing rights client;
Digital publishing rights client, after e-book, utilizes all or part of user profile same with digital rights service device end and/or facility information as the key of deciphering, e-book to be decrypted.
2. digital copyright management method as claimed in claim 1, wherein, described user profile is user name or ID (identity number) card No., described facility information is the media access control address of international communication equipment unique identifier or terminal computing equipment.
3. a digital copyright management method, comprising:
User is registered as registered user by digital publishing rights client login digital rights service device, in registration process, digital publishing rights client by registered user's user profile with and the facility information of place equipment send to digital rights service device;
When registered user buys, have after the e-book of buying duration attribute, digital rights service device is preserved and is comprised the Transaction Information of buying duration; And all or part of registered user's that the utilization of digital rights service device is preserved user profile and/or facility information are encrypted e-book and Transaction Information as the key of encrypting, and then send to digital publishing rights client;
Digital publishing rights client, after e-book, utilizes all or part of user profile same with digital rights service device end and/or facility information as the key of deciphering, e-book to be decrypted; And if digital publishing rights client successful decryption, first it judge that whether purchase duration is expired, if expired, delete local e-book and notify user.
4. digital copyright management method as claimed in claim 3, wherein, described user profile is user name or ID (identity number) card No., described facility information is the media access control address of international communication equipment unique identifier or terminal computing equipment.
5. a digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID, and the first digital publishing rights client of the first registered user is deleted local e-book;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then sends to the second digital publishing rights client.
6. digital publishing rights as claimed in claim 5 method of commerce again, also comprises:
Digital rights service device to digital publishing rights again process of exchange put on record, record both parties registered user ID and e-book ID.
7. a digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted, and then sends to the second digital publishing rights client;
Digital rights service device sends indication information to the first digital publishing rights client, indicates the first digital publishing rights client to delete described e-book;
The first digital publishing rights client is deleted local e-book according to the indication information of receiving.
8. digital publishing rights as claimed in claim 7 method of commerce again, also comprises:
Digital rights service device to digital publishing rights again process of exchange put on record, record both parties registered user ID and e-book ID.
9. a digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID;
Digital rights service device is searched the Transaction Information that comprise first purchase duration corresponding with this e-book ID according to the first registered user's user ID, and utilizes the first purchase duration calculation second to buy duration;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID, and preserves the Transaction Information that comprises the second purchase duration;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted with the Transaction Information that comprises the second purchase duration, then sends to the second digital publishing rights client;
Digital rights service device sends indication information to the first digital publishing rights client, indicates the first digital publishing rights client to delete described e-book;
The first digital publishing rights client is deleted local e-book according to the indication information of receiving.
10. a digital publishing rights method of commerce again, comprising:
When the first registered user transfers the second registered user by the e-book of oneself, the first registered user or the second registered user's the first digital publishing rights client or the second digital publishing rights client send to digital rights service device by both sides' registered user ID and e-book ID;
The first digital publishing rights client is deleted local e-book;
Digital rights service device is searched the Transaction Information that comprise first purchase duration corresponding with this e-book ID according to the first registered user's user ID, and utilizes the first purchase duration calculation second to buy duration;
Digital rights service device is searched the second registered user's user profile and facility information according to the second registered user's user ID, and preserves the Transaction Information that comprises the second purchase duration;
Digital rights service device utilizes all or part of described user profile and/or facility information as the key of encrypting, e-book corresponding to e-book ID to be encrypted with the Transaction Information that comprises the second purchase duration, then sends to the second digital publishing rights client.
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| CN201310541257.3A CN103530533B (en) | 2013-11-05 | 2013-11-05 | Digital copyright management method and again method of commerce |
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| CN201310541257.3A CN103530533B (en) | 2013-11-05 | 2013-11-05 | Digital copyright management method and again method of commerce |
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| CN103530533B CN103530533B (en) | 2016-08-17 |
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| CN108566368A (en) * | 2018-02-08 | 2018-09-21 | 深圳市元征软件开发有限公司 | A kind of data processing method, server and diagnosis connector |
| CN110096848A (en) * | 2019-02-15 | 2019-08-06 | 重庆易保全网络科技有限公司 | A kind of guard method of digital publishing rights, system and terminal device |
| CN113032734A (en) * | 2021-02-25 | 2021-06-25 | 张开宇 | User purchasing system based on digital copyright management |
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| CN103530533B (en) | 2016-08-17 |
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