CN109934008A - A kind of multitask document file management system based on Permission Levels - Google Patents
A kind of multitask document file management system based on Permission Levels Download PDFInfo
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- CN109934008A CN109934008A CN201910253759.3A CN201910253759A CN109934008A CN 109934008 A CN109934008 A CN 109934008A CN 201910253759 A CN201910253759 A CN 201910253759A CN 109934008 A CN109934008 A CN 109934008A
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Abstract
The present invention relates to a kind of multitask document file management system based on Permission Levels, including several user terminals, each user terminal is correspondingly arranged on a document management subsystem, document management subsystem includes document database, document database for number of stored document accordingly and the index number of corresponding each document data setting, document data includes first kind document data and the second class document data, document data is correspondingly arranged with user terminal, and multitask document file management system includes permission configuration module and task service module；Delineation of power is carried out according to user terminal, and Classification Management is carried out to important documents, and by way of task management, to the mutual calling between each subsystem, it is supervised according to the grade of system, so that subordinate subscriber can be consulted, but data can not be stolen, and importantly, by the way that in each Permission Levels, there is only by way of a second class document data.
Description
Technical field
The present invention relates to data management systems, more specifically to a kind of multitask document pipe based on Permission Levels
Reason system.
Background technique
Document management refers to access, storage, classification and the retrieval of document, electrical form, figure and video scanning document.Each
Text has the record for being similar to index card, has recorded such as author, document description, building maths modec and the application journey used
The information of sequence type etc.These documents are generally archived on relatively inexpensive tape, and whens special circumstances is then archived in read-write
On CD.The characteristics of document management is that level shows -- the document of hierarchical structure stores and shows form, so that document more holds
Easily consult.Rights management -- administrator's permission system according to hierarchical structure document.Pass through file catalogue and document type management
People, so that the secrecy of document, the demands such as permission access are satisfied.Document publication -- inside documents publication, so that document is sent out
Cloth consults interface to internal document.Importing and exporting -- document imports and exports, and refers to by selecting specified document by it from system
Middle export, from respective file by its content recovery to it is system converting be document.This can store document for specific structure
File for backing up or resource-sharing, provide good approach for document backup, document migration, resources sharing etc..Document
Attachment -- document attachment changes the attribute of document only shorthand information, be extended to by document can with additional storage file,
Audiovisual materials etc..
But popularizing with big data, more documents are managed collectively, and the unified management inevitably increases
Data volume, and now with paperless management, so all documents can be more easily drawn, and existing
The method of calling according to user right, once user key is stolen, will cause entire data system leakage, especially hospital,
The trains of mechanism such as public security, law court will cause great social concern if usurping data by criminal.
Summary of the invention
In view of this, it is an object of the present invention to provide a kind of multitask document file management system based on Permission Levels, to solve
The above problem.
In order to solve the above-mentioned technical problem, the technical scheme is that a kind of multitask document based on Permission Levels
Management system, including several user terminals, each user terminal are correspondingly arranged on a document management subsystem, the document management subsystem
System includes document database, the document database for number of stored document accordingly and the rope of corresponding each document data setting
Draw number, the document data includes first kind document data and the second class document data, the document data and the use
Family end is correspondingly arranged, and the multitask document file management system includes permission configuration module and task service module；
Type difference configures the user terminal to different grade points, grade to the permission configuration module according to the user end
It is worth higher level's user terminal that higher user terminal is the lower user terminal of grade point, the lower user terminal of grade point is that grade point is higher
User terminal subordinate subscriber end, the identical user terminal of grade point peer user end each other；
The task service module includes borrowing to go back TU task unit, recall TU task unit and upload TU task unit；The user terminal
Between establish and have a task data channel, the user terminal is by the task data channel to another user terminal generation document management
Solicited message, the document management solicited message include document type information, content information and the first verification information, with
The user terminal for generating document management solicited message is transmitting terminal, is received with receiving the user terminal of the document management solicited message
End, after the first verification information is verified in receiving end, if corresponding document type information is first kind document data, according in request
Corresponding document data is sent to transmitting terminal by the index number held in information；If corresponding document information is the second class number of files
According to the content information is sent to the task service module；When the task service module receives in the request
When holding information,
If transmitting terminal is higher level's user terminal of receiving end, content request message is sent to upload TU task unit；The upload
TU task unit obtains corresponding document data according to the index number in the content request message, and this article file data is sent
To corresponding transmitting terminal, retain this article file data in the receiving end；
If transmitting terminal is the subordinate subscriber end of receiving end, content request message is sent to borrow and goes back TU task unit；It is described to borrow also
TU task unit obtains corresponding document data according to the index number in content request message, and is encrypted by the first Encryption Algorithm
Document data and the first key for generating decryption this article file data, and encrypted document data is sent to corresponding transmission
End, and delete this article file data in the receiving end and retain the corresponding first key of this article file data；Each user terminal is equal
It is connected to an intermediate server, the intermediate server is configured with decryption policy, and the decryption policy includes when user terminal needs
When opening the document data encrypted by the first Encryption Algorithm, the intermediate server receives encrypted number of files from user terminal
According to and obtaining first key from the corresponding user terminal of this article file data according to document data, the intermediate server is configured with the
One decipherment algorithm, and the document data, each user terminal are decrypted by first decipherment algorithm and first key
It is configured with display protocol with the central server, the central server is shown by the display protocol in the user terminal
The document data；
If the user terminal of the management solicited message generated is the peer user end of the user terminal, content request message is sent to
Recall TU task unit；The TU task unit that uploads is according to the corresponding number of files of index number acquisition in the content request message
According to, and this article file data is sent to corresponding transmitting terminal, this article file data is deleted in the receiving end.
Further: each user terminal is configured with separate keys generation strategy, and the separate keys generation strategy is for giving birth to
At a separate keys, the separate keys and the user terminal are corresponded, and first verification information is configured at the center
Server, user terminal is by uploading the separate keys, after the central server verifies the separate keys, Xiang Suoshu user
End sends first verification information.
Further: the multitask document file management system includes document tracing module, and the document tracing module is matched
It is equipped with document pursive strategy, the document pursive strategy includes configuring corresponding information of tracing to the source for every one second class document data,
The information of tracing to the source includes that information is traced to the source and type is traced to the source information in position, when the second class document data is sent to a use
When the end of family, position information of tracing to the source adds the corresponding coding of the user terminal and corresponding transmission types is added to the class
Type is traced to the source information, and the transmission types include going back TU task unit by borrowing and sending the second class document data, by recalling task
Unit sends the second class document data or sends the second class document data by uploading TU task unit.
Further: the central server goes back TU task unit configured with strategy, described borrow is given back to be each by borrowing also
For the second class document data that unit is sent configured with giving back the time, the strategy of giving back includes when any second class text
When the real time of file data lending gives back the time more than described in, the central server sends out the encrypted document data
It send to corresponding transmitting terminal.
Further: the grade point difference between channel attached two user terminals of the task data is less than or equal to
1。
Further: each user terminal is configured with separate keys generation strategy, and the separate keys generation strategy is for giving birth to
At a separate keys, the separate keys and the user terminal are corresponded, and first verification information is configured at the center
Server, user terminal is by uploading the separate keys, after the central server verifies the separate keys, Xiang Suoshu user
End sends first verification information, and the first key is generated according to the separate keys.
Further: each user terminal is configured with a parsing module, and the parsing module is configured with parsing strategy, Mei Yisuo
The second class document data is stated configured with password is opened, opens corresponding second class document data by inputting the unlatching password,
The parsing strategy includes that a parsing code is obtained from the second class document data when opening the second class document data, will be described
It parses code and inputs the parsing module, the parsing module is raw according to the parsing code and the separate keys obtained from user terminal
At the unlatching password.
Further: multitask document file management system further includes a backup database, the backup database user ID
The second class document data, the backup database encrypt every one second class document data according to the second Encryption Algorithm and generate
Corresponding second key.
Further: close by described second when backup database described in multitask document file management system generates the second key
Key is sent to central server, and deletes second key from the backup database.
Further: the user terminal is configured to fixed terminal.
The technology of the present invention effect major embodiment is in the following areas: it is arranged in this way, delineation of power is carried out according to user terminal,
And Classification Management is carried out to important documents, and and by way of task management, to the mutual calling between each subsystem, according to
The grade of system is supervised, so that subordinate subscriber can be consulted, but can not steal data, and importantly, by
There is only the mode of a second class document data, the uniqueness of the data of guarantee so to improve number for each Permission Levels
According to the reliability of management, two, guarantee the case where data are not in leakage.
Detailed description of the invention
Fig. 1: the user terminal architecture principle figure of the multitask document file management system of the invention based on Permission Levels；
Fig. 2: the overall system architecture figure of the multitask document file management system of the invention based on Permission Levels；
Fig. 3: the task data channels operation schematic diagram of the multitask document file management system of the invention based on Permission Levels.
Appended drawing reference: 1, user terminal；11, transmitting terminal；12, receiving end；21, task service module；22, authority configuration mould
Block；3, central server；4, backup database.
Specific embodiment
Below in conjunction with attached drawing, a specific embodiment of the invention is described in further detail, so that technical solution of the present invention is more
It should be readily appreciated that and grasp.
Shown in referring to Fig.1, a kind of multitask document file management system based on Permission Levels, including several user terminals 1, it is each
User terminal 1 is correspondingly arranged on a document management subsystem, and the document management subsystem includes document database, needs to illustrate
, the present invention will not type, content to document modify, design point of the invention is, by whole system framework,
While reinforcing the efficiency of transmission of data, assuring data security, the document database described first is used for number of stored document accordingly
And the index number of corresponding each document data setting, and this index number belongs to public information, between adjacent user terminal 1
Corresponding document data can be got by index number, the document data includes first kind document data and the second class
Document data, and first kind document data can be considered as without privacy data, public data, all have for general system
Data, and then difference is related to private data to the second class document data, so when in use, user terminal 1 needs manually to two kinds
Data carry out classification marker, and the document data is correspondingly arranged with the user terminal 1, it should be noted that works as system initialization
When, each document data is all independent from each other, that is to say, that there is no one second class document datas to be stored in two simultaneously
The key that user terminal 1 and the present invention design, multitask document file management system as described below include permission configuration module 22 with
And task service module 21；Permission configuration module 22 and task service module 21 can be configured at central server 3, can also be only
It erects and is placed in background end, do not do and limit to.
The permission configuration module 22 according to the user end 1 type difference configure the user terminal 1 to it is different etc.
Grade value, the higher user terminal 1 of grade point are higher level's user terminal 1 of the lower user terminal 1 of grade point, the lower user terminal of grade point
1 is the subordinate subscriber end 1 of the higher user terminal 1 of grade point, the identical user terminal 1 of grade point peer user end 1 each other；Permission is matched
Module 22 is set as shown in Figure 1, configuring authority credentials according to permission difference, if it is Corporation system, is then carried out according to group, department etc.
Grouping, if it is hospital, is then grouped according to department, Yuan Qu, is then grouped according to area, city, province if it is government system,
It only illustrates above, and upper level user terminal 1 can obtain the data of next stage user terminal 1, the task data channel
Grade point difference between two user terminals 1 of connection is less than or equal to 1.And judged in the following way when obtaining:
Referring to shown in Fig. 3, the task service module 21 includes borrowing to go back TU task unit, recall TU task unit and upload job order
Member；Establishing between the user terminal 1 has a task data channel, and the user terminal 1 is by the task data channel to another use
Family end 1 generate document management solicited message, the document management solicited message include document type information, content information with
And first verification information, the user terminal 1 to generate document management solicited message are asked for transmitting terminal 11 with receiving the document management
The user terminal 1 for seeking information is receiving end 12, after the first verification information is verified in receiving end 12, if corresponding document type information is
Corresponding document data is sent to transmitting terminal 11 according to the index number in content information by first kind document data；If
Corresponding document information is the second class document data, and the content information is sent to the task service module 21；When
When the task service module 21 receives the content information, such as party A-subscriber end 1 wishes to consult the text at party B-subscriber end 1 first
For file data, corresponding document data is retrieved by Intranet first, finds party B-subscriber end 1, then selects party B-subscriber end 1 will
Corresponding document management solicited message is generated, and document management solicited message is sent to party B-subscriber end by task data channel
1, and party B-subscriber end 1 parses the Doctype of needs first, if it is first kind document data, is carried out by original mode
Processing, does not repeat them here, and if it is the second class document data, is handled by task service module 21, specific as follows:
If transmitting terminal 11A is higher level's user terminal 1 of receiving end 12B, content request message is sent to upload TU task unit；Institute
It states and uploads TU task unit corresponding document data is obtained according to the index number in the content request message, and by this article gear number
According to corresponding transmitting terminal 11 is sent to, retain this article file data in the receiving end 12；That is, party A-subscriber end 1 is to have permission
The data at party B-subscriber end 1 are consulted, so the unit is just sent to party A-subscriber end 1 according to the document data of the needs of party A-subscriber end 1, and B
User terminal 1 still possesses data, it should be noted that in the Permission Levels value at the place at party A-subscriber end 1, only party A-subscriber end 1
With this article file data, and in the Permission Levels value at party B-subscriber end 1, only party B-subscriber end 1 has this article file data.
If transmitting terminal 11 is the subordinate subscriber end 1 of receiving end 12, content request message is sent to borrow and goes back TU task unit；
Described borrow goes back TU task unit according to the corresponding document data of index number acquisition in content request message, and passes through the first encryption
Algorithm for encryption document data and the first key for generating decryption this article file data, and encrypted document data is sent to pair
The transmitting terminal 11 answered, and delete this article file data in the receiving end 12 and retain the corresponding first key of this article file data；
Each user terminal 1 is all connected to an intermediate server, and the intermediate server is configured with decryption policy, and the decryption policy includes
When user terminal 1 needs to open the document data encrypted by the first Encryption Algorithm, the intermediate server is received from user terminal 1
Encrypted document data, and first key, the centre are obtained from the corresponding user terminal 1 of this article file data according to document data
Server is configured with the first decipherment algorithm, and decrypts the document data by first decipherment algorithm and first key,
Each user terminal 1 is configured with display protocol with the central server 3, and the central server 3 is assisted by the display
View shows the document data in the user terminal 1；And if party A-subscriber end 1 is the subordinate subscriber end 1 at party B-subscriber end 1, A in principle
User terminal 1 does not directly acquire the permission of this article file data, but due to obtaining document in general, sending request and certainly will exist
The needs of data so party B-subscriber end 1 encrypts this data first, and will can decrypt the key storages of the data to party A-subscriber end
1, and send party A-subscriber end 1 for encrypted data, so, when party A-subscriber end 1 needs to open this document data it is necessary to
Central server 3 is sent by document data, and central server 3 obtains first key, so that original text file data is obtained, and it is literary
The former data of shelves will not be sent directly to party A-subscriber end 1, but be shown in a manner of data flow preset display protocol
Show, and central server 3 will not store original text file data in service, only do the effect of conclusion and the transmission of document data,
And it should be noted that first key is not a solid state data, according to time factor, first key data content becomes in real time
Change, and time parameter is added when corresponding parsing, and it should be noted that due to first key real-time change, so needing reality
When from party B-subscriber end 1 obtain first key just have the function of decryption, that is to say, that only party B-subscriber end 1 unlatching when, party A-subscriber end 1
Just there is permission to consult corresponding document data.
If the user terminal 1 of the management solicited message generated is the peer user end 1 of the user terminal 1, content requests are believed
Breath, which is sent to, recalls TU task unit；The TU task unit that uploads is corresponded to according to the index number acquisition in the content request message
Document data, and this article file data is sent to corresponding transmitting terminal 11, this article file data is deleted in the receiving end 12.And it is same
Grade 1 data of user terminal only retain portion, so when party A-subscriber end 1 receives data, and user terminal 1 just deletes the data.
Each user terminal 1 is configured with separate keys generation strategy, and the separate keys generation strategy is independent for generating one
Key, the separate keys and the user terminal 1 correspond, and first verification information is configured at the central server 3,
User terminal 1 is by uploading the separate keys, and after the central server 3 verifies the separate keys, Xiang Suoshu user terminal 1 is sent out
Send first verification information.The first key is generated according to the separate keys.Each user terminal 1 is configured with a parsing
Module, the parsing module pass through input configured with password is opened configured with parsing strategy, each second class document data
The unlatching password opens corresponding second class document data, the parsing strategy include when opening the second class document data,
A parsing code is obtained from the second class document data, by the parsing code input parsing module, the parsing module according to
The parsing code and the separate keys obtained from user terminal 1 generate the unlatching password.The concept of separate keys is and user
End 1 corresponds, and is generated in real time by user terminal 1, and Encryption Algorithm can be set to hash algorithm, and in hash algorithm
The time parameter, 1 coding parameter of user terminal is added in encryption parameter.And when user terminal 1 needs to generate the first verification information every time,
It needs through central server 3, and central server 3 can be examined by backstage, then be sent to the first verification information pair
The user terminal 1 answered, and each document data is encrypted, that is to say, that whenever, needing to open document data all needs
Unlatching password is inputted, and parses the number that code preferably includes user terminal 1, includes optionally information of tracing to the source, and parses mould
Block can generate according to parsing code and corresponding separate keys and open password, and specific algorithm does not do and limits to, and parsing module is matched
It is set to a specific formula, this will not be repeated here, that is to say, that open document every time and require separate keys and parsing
Code, and even if the data are obtained by other people, this data can not also be opened by being not turned on password.
The multitask document file management system includes document tracing module, and the document tracing module is chased after configured with document
Track strategy, the document pursive strategy include configuring corresponding information of tracing to the source, the letter of tracing to the source for every one second class document data
Breath includes that information is traced to the source and type is traced to the source information, when the second class document data is sent to a user terminal 1, institute in position
Rheme, which sets information of tracing to the source and adds the corresponding coding of the user terminal 1 and corresponding transmission types are added to the type, traces to the source letter
Breath, the transmission types include by borrow go back TU task unit send the second class document data, by recall TU task unit send
The second class document data sends the second class document data by uploading TU task unit.And once the second class document data exists
Other terminals are found, so that it may by the acquisition of information of tracing to the source of addition to being which the leakage of user terminal 1 data, be improved only
The safety of erection system.
The central server 3 is described to borrow that go back TU task unit be each to go back unit by borrowing and send configured with giving back strategy
The second class document data configured with giving back the time, the strategy of giving back includes when any second class document data is borrowed
Real time out is more than described when giving back the time, and the encrypted document data is sent to pair by the central server 3
The transmitting terminal 11 answered.Giving back the time can be requested to generate by transmitting terminal 11, can also be generated by receiving end 12, not done and limit to.
Multitask document file management system further includes a backup database 4, second described in 4 user ID of backup database
Class document data, the backup database 4 encrypt every one second class document data according to the second Encryption Algorithm and generate corresponding
Second key.When backup database 4 described in multitask document file management system generates the second key, second key is sent to
Central server 3, and second key is deleted from the backup database 4.The physical location of backup database 4 and entire system
System separation, since the second class document data does not do extra preservation, so backed up by the way that backup database 4 is unified, and Backup Data
It is encrypted, by central database management, relatively simple convenience.
The user terminal 1 is configured to fixed terminal.Assuring data security and reliability.
Certainly, above is representative instance of the invention, and in addition to this, the present invention can also have other a variety of specific implementations
Mode, all technical solutions formed using equivalent substitution or equivalent transformation, is all fallen within the scope of protection of present invention.
Claims (10)
1. a kind of multitask document file management system based on Permission Levels, it is characterised in that: including several user terminals, each user
End is correspondingly arranged on a document management subsystem, and the document management subsystem includes document database, the document data
Library accordingly and corresponds to the index number that each document data is arranged for number of stored document, and the document data includes first kind text
File data and the second class document data, the document data are correspondingly arranged with the user terminal, the multitask document management
System includes permission configuration module and task service module；
Type difference configures the user terminal to different grade points, grade to the permission configuration module according to the user end
It is worth higher level's user terminal that higher user terminal is the lower user terminal of grade point, the lower user terminal of grade point is that grade point is higher
User terminal subordinate subscriber end, the identical user terminal of grade point peer user end each other；
The task service module includes borrowing to go back TU task unit, recall TU task unit and upload TU task unit；The user terminal
Between establish and have a task data channel, the user terminal is by the task data channel to another user terminal generation document management
Solicited message, the document management solicited message include document type information, content information and the first verification information, with
The user terminal for generating document management solicited message is transmitting terminal, is received with receiving the user terminal of the document management solicited message
End, after the first verification information is verified in receiving end, if corresponding document type information is first kind document data, according in request
Corresponding document data is sent to transmitting terminal by the index number held in information；If corresponding document information is the second class number of files
According to the content information is sent to the task service module；When the task service module receives in the request
When holding information,
If transmitting terminal is higher level's user terminal of receiving end, content request message is sent to upload TU task unit；The upload
TU task unit obtains corresponding document data according to the index number in the content request message, and this article file data is sent
To corresponding transmitting terminal, retain this article file data in the receiving end；
If transmitting terminal is the subordinate subscriber end of receiving end, content request message is sent to borrow and goes back TU task unit；It is described to borrow also
TU task unit obtains corresponding document data according to the index number in content request message, and is encrypted by the first Encryption Algorithm
Document data and the first key for generating decryption this article file data, and encrypted document data is sent to corresponding transmission
End, and delete this article file data in the receiving end and retain the corresponding first key of this article file data；Each user terminal is equal
It is connected to an intermediate server, the intermediate server is configured with decryption policy, and the decryption policy includes when user terminal needs
When opening the document data encrypted by the first Encryption Algorithm, the intermediate server receives encrypted number of files from user terminal
According to and obtaining first key from the corresponding user terminal of this article file data according to document data, the intermediate server is configured with the
One decipherment algorithm, and the document data, each user terminal are decrypted by first decipherment algorithm and first key
It is configured with display protocol with the central server, the central server is shown by the display protocol in the user terminal
The document data；
If the user terminal of the management solicited message generated is the peer user end of the user terminal, content request message is sent to
Recall TU task unit；The TU task unit that uploads is according to the corresponding number of files of index number acquisition in the content request message
According to, and this article file data is sent to corresponding transmitting terminal, this article file data is deleted in the receiving end.
2. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: Mei Yiyong
Family end is configured with separate keys generation strategy, and for the separate keys generation strategy for generating a separate keys, the independence is close
Key and the user terminal correspond, and first verification information is configured at the central server, and user terminal is by uploading institute
Separate keys are stated, after the central server verifies the separate keys, Xiang Suoshu user terminal sends first verification information.
3. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: described more
Job file management system includes document tracing module, and the document tracing module is configured with document pursive strategy, the text
Shelves pursive strategy includes configuring corresponding information of tracing to the source for every one second class document data, and the information of tracing to the source includes that position is traced to the source
Information and type are traced to the source information, and when the second class document data is sent to a user terminal, the position is traced to the source information
It adds the corresponding coding of the user terminal and corresponding transmission types is added to the type and trace to the source information, the transmission types
Including going back TU task unit by borrowing and sending the second class document data, send the second class document data by recalling TU task unit
Or the second class document data is sent by uploading TU task unit.
4. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: in described
Central server goes back TU task unit configured with strategy, described borrow is given back as each the second class document for going back unit transmission by borrowing
Data configuration is given back the time, and described to give back strategy include being more than when the real time of any second class document data lending
Described when giving back the time, the encrypted document data is sent to corresponding transmitting terminal by the central server.
5. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: described
Grade point difference between channel attached two user terminals of task data is less than or equal to 1.
6. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: Mei Yiyong
Family end is configured with separate keys generation strategy, and for the separate keys generation strategy for generating a separate keys, the independence is close
Key and the user terminal correspond, and first verification information is configured at the central server, and user terminal is by uploading institute
Separate keys are stated, after the central server verifies the separate keys, Xiang Suoshu user terminal sends first verification information,
The first key is generated according to the separate keys.
7. a kind of multitask document file management system based on Permission Levels as claimed in claim 6, it is characterised in that: Mei Yiyong
Family end is configured with a parsing module, and the parsing module is configured with configured with parsing strategy, each second class document data
Password is opened, corresponding second class document data is opened by the input unlatching password, the parsing strategy includes when opening
When the second class document data, a parsing code is obtained from the second class document data, the parsing code is inputted into the parsing module,
The parsing module generates the unlatching password according to the parsing code and the separate keys obtained from user terminal.
8. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: multitask
Document file management system further includes a backup database, and the second class document data, described described in the backup database user ID
Backup database encrypts every one second class document data according to the second Encryption Algorithm and generates corresponding second key.
9. a kind of multitask document file management system based on Permission Levels as claimed in claim 8, it is characterised in that: multitask
When backup database described in document file management system generates the second key, second key is sent to central server, and from
The backup database deletes second key.
10. a kind of multitask document file management system based on Permission Levels as described in claim 1, it is characterised in that: described
User terminal is configured to fixed terminal.
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| CN201811191800 | 2018-10-12 | ||
| CN2018111918000 | 2018-10-12 |
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| CN201910253759.3A Active CN109934008B (en) | 2018-10-12 | 2019-03-30 | Multi-task document management system based on permission level |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN116033295A (en) * | 2022-11-11 | 2023-04-28 | 国家电网有限公司 | Communication processing system based on electric power mobile operation terminal |
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