CN109508153A - A kind of data transmission method of printer - Google Patents
A kind of data transmission method of printer Download PDFInfo
- Publication number
- CN109508153A CN109508153A CN201710826331.4A CN201710826331A CN109508153A CN 109508153 A CN109508153 A CN 109508153A CN 201710826331 A CN201710826331 A CN 201710826331A CN 109508153 A CN109508153 A CN 109508153A
- Authority
- CN
- China
- Prior art keywords
- printer
- printing
- management unit
- rights management
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1222—Increasing security of the print job
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1237—Print job management
- G06F3/1238—Secure printing, e.g. user identification, user rights for device usage, unallowed content, blanking portions or fields of a page, releasing held jobs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1223—Dedicated interfaces to print systems specifically adapted to use a particular technique
- G06F3/1237—Print job management
- G06F3/1239—Restricting the usage of resources, e.g. usage or user levels, credit limit, consumables, special fonts
-
- 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
- H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
Abstract
The invention discloses a kind of data transmission methods of printer, are related to printing field, comprising: rights management unit generates public key and private key corresponding with public key；Printing management server is encrypted printing request instruction by public key, generates encrypted print request instruction；Printer is decrypted by the instruction of private key pair encryption print request, obtains print request instruction；Printer extracts verification code information from print request instruction, judges whether verification code information and the printing identifying code itself stored are consistent, if unanimously, be proved to be successful, executes the print out task that printing management server is sent.The data transmission method of printer of the invention, printing security mechanism can be provided, by realizing printing encryption and before encrypted document printing to the identity validation of user, it eliminates document print and haves the defects that risk of divulging a secret, it avoids and brought security hidden trouble is transmitted by clear-text way due to file to be printed, so that printing is more convenient, reliable.
Description
Technical field
The present invention relates to printing technique field more particularly to a kind of data transmission methods of printer.
Background technique
Printer is the important output equipment being widely used in computer office system, is realized by printer by electronics
The purpose that document is exported in a manner of the paper needed.With the epoch that network technology develops rapidly, more and more network applications
Be dissolved into the work and study of people, hold the balance, is indispensable, the network printer using more and more extensive, to people's
Work, life bring great convenience.But the network printer also brings some safety problems, in the document of printing, exists
The information of a large amount of need for confidentiality, such as be related to business secret, know-how, individual privacy information, these are related to secret information
Electronic document printout when, maintain secrecy, prevent from divulging a secret.Currently, the file to be printed that printer receives is
Transmitted using clear-text way, be easy it is obtained by a hacker, thus the problems such as causing information leakage, there are security risk, therefore, it is necessary to
A kind of data transmission method of printer.
Summary of the invention
In view of this, the invention solves a technical problem be to provide the data transmission method of printer a kind of.
According to an aspect of the present invention, a kind of data transmission method of printer is provided, comprising: rights management unit is raw
At public key and private key corresponding with the public key, and the public key and the private key are sent respectively to printing management server
And printer；The printing management server is encrypted printing request instruction by the public key, generates encryption and beats
Print request instruction；The printer receives the encrypted print request instruction, is asked by the private key to the encrypted print
It asks instruction to be decrypted, obtains the print request instruction；The printer is extracted from print request instruction and is tested
Demonstrate,prove code information, judge whether the verification code information and the printing identifying code itself stored consistent, if unanimously, verify at
Function；The printer executes the print out task that the printing management server is sent after determining be proved to be successful.
Optionally, the printer receives the printing identifying code of the rights management unit transmission and stores.
Optionally, the printer receives the print out task that the printing management server is sent, from print out task
Encrypted print file is obtained, the encrypted print file is decrypted using the private key, obtains original print file,
And the original print file is printed.
Optionally, after original print file printout success, the printer delete the encrypted print file and
The original print file.
Optionally, the printer sends rights management unit for the verification information that the user of acquisition inputs and carries out user
Certification；The rights management unit determines the corresponding printing account of this user, determines print management permission based on this printing account；
Verification result and print management permission are sent to the printer by the rights management unit.
Optionally, the user name of acquisition, password are sent to the rights management unit by the printer；The permission pipe
Reason equipment carries out the user name, password to verify and determine printing account.
Optionally, the fingerprint of acquisition is carried out numeralization processing by preset fingerprint algorithm by the printer, obtains fingerprint
Characteristic information, and fingerprint feature information is sent to the rights management unit and is verified；The rights management unit is to institute
Fingerprint feature information is stated to carry out verifying and determining printing account.
Optionally, the sound of acquisition is carried out numerical value by preset vocal print algorithm by the sound of the printer acquisition user
Change processing, obtains vocal print feature information, and vocal print feature information is sent to the rights management unit and is verified；The power
Limit management equipment carries out the vocal print feature information to verify and determine printing account.
Optionally, the printer obtains facial image to be identified, extract in the facial image to be identified to
It identifies face characteristic, the face characteristic to be identified is sent to the rights management unit and is verified；The rights management
Equipment carries out the face characteristic to verify and determine printing account.
Optionally, the printer obtains GPS position information by GPS module, and GPS position information is sent to the power
Limit management equipment；The rights management unit determines the position of the printer based on the GPS position information.
Optionally, the communication mode packet of the printer and the printing management server and the rights management unit
It includes: wifi, Ethernet, 4G.
The data transmission method of printer of the invention receives the print request that printing management server is sent and instructs and take
The printing identifying code of verification code information and itself storage is carried out card code, if unanimously, printed, made by verification code information
Print out task is decrypted and executed to encrypted print file with encrypted message, the identity of user can be authenticated,
Printing security mechanism can be provided, by realizing printing encryption and before encrypted document printing to the identity validation of user, eliminated
Document print haves the defects that risk of divulging a secret, and avoids since file to be printed passes through safety brought by clear-text way transmission
Potential problem.
Detailed description of the invention
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 technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only
Some embodiments of the present invention, for those of ordinary skill in the art, without any creative labor, also
Other drawings may be obtained according to these drawings without any creative labor.
Fig. 1 is the flow diagram of one embodiment of the data transmission method of printer according to the present invention；
Fig. 2 is that the user right verifying process of one embodiment of the data transmission method of printer according to the present invention is shown
It is intended to.
Specific embodiment
Carry out the various exemplary embodiments of detailed description of the present invention now with reference to attached drawing.It should also be noted that unless in addition having
Body explanation, the unlimited system of component and the positioned opposite of step, numerical expression and the numerical value otherwise illustrated in these embodiments is originally
The range of invention.
Simultaneously, it should be appreciated that for ease of description, the size of various pieces shown in attached drawing is not according to reality
Proportionate relationship draw.
Be to the description only actually of at least one exemplary embodiment below it is illustrative, never as to the present invention
And its application or any restrictions used.
Technology, method and apparatus known to person of ordinary skill in the relevant may be not discussed in detail, but suitable
In the case of, the technology, method and apparatus should be considered as part of specification.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, then in subsequent attached drawing does not need that it is further discussed.
The embodiment of the present invention can be applied to computer system/server, can be with numerous other general or specialized calculating
System environments or configuration operate together.Suitable for be used together with computer system/server well-known computing system, ring
The example of border and/or configuration includes but is not limited to: personal computer system, server computer system, thin client, thick client
Machine, hand-held or laptop devices, microprocessor-based system, set-top box, programmable consumer electronics, NetPC Network PC,
Little type Ji calculates machine Xi Tong ﹑ large computer system and the distributed cloud computing technology environment including above-mentioned any system, etc..
Computer system/server can be in computer system executable instruction (such as journey executed by computer system
Sequence module) general context under describe.In general, program module may include routine, program, target program, component, logic, number
According to structure etc., they execute specific task or realize specific abstract data type.Computer system/server can be with
Implement in distributed cloud computing environment, in distributed cloud computing environment, task is long-range by what is be linked through a communication network
Manage what equipment executed.In distributed cloud computing environment, it includes the Local or Remote meter for storing equipment that program module, which can be located at,
It calculates in system storage medium.
Fig. 1 is the flow diagram of one embodiment of the data transmission method of printer according to the present invention, such as Fig. 1 institute
Show:
Step 101, rights management unit generates public key and private key corresponding with public key, and public key and private key are sent out respectively
Give printing management server and printer.Rights management unit provides the functions such as user's checking, printing authorization.Print management clothes
Business device can be printing Central Management Server etc..
Step 102, printing management server is encrypted printing request instruction by public key, generates encrypted print
Request instruction.
Step 103, printer receives encrypted print request instruction, is solved by the instruction of private key pair encryption print request
Close processing obtains print request instruction.
Step 104, printer extracts verification code information from print request instruction, judges verification code information and itself storage
Printing identifying code it is whether consistent, if unanimously, be proved to be successful.Verification code information can be set of number etc., and printer connects
It receives the printing identifying code that rights management unit is sent and stores.If inconsistent, identifying code authentication failed message is sent to and is beaten
Print management server.
Step 105, printer executes the print out task that printing management server is sent after determining be proved to be successful.Printing
The communication mode of machine and printing management server and rights management unit includes: wifi, Ethernet, 4G etc..
Printer receives the print out task of printing management server transmission, and encrypted print text is obtained from print out task
Part is decrypted using private key pair encryption mimeograph documents, obtains original print file, and original print file is beaten
Print.The mode encrypted, decrypted can be carried out asymmetric encryption, be carried out asymmetric decryption using asymmetric key algorithm etc.
The method of use includes: RSA Algorithm, knapsack algorithm etc..
After original print file printout success, printer deletes encrypted print file and original print file.Printer
It can carry out encrypted print file and original print file backup, prevent accident power-off.
Fig. 2 is that the user right verifying process of one embodiment of the data transmission method of printer according to the present invention is shown
It is intended to, as shown in Figure 2:
Step 201, printer sends rights management unit progress user for the verification information that the user of acquisition inputs and recognizes
Card.
Step 202, rights management unit determines the corresponding printing account of this user, determines printing tube based on this printing account
Manage permission.
Step 203, verification result and print management permission are sent to printer by rights management unit, based on verifying knot
Fruit determines whether user is able to carry out corresponding operation.
When user needs to configure printer, manage, need to verify the identity of user.Rights management is set
It is standby to pre-establish the corresponding printing account of user and print right.Authentication information includes: user name, password, sound
Line, fingerprint, facial characteristics etc..Whether print right includes which printer can be used, can be managed to printer.
The mode authenticated for user can be cipher authentication, finger print identifying, face recognition, Application on Voiceprint Recognition etc..
The user name that touch screen unit acquires, password are sent to rights management unit by printer.Rights management unit pair
User name, password carry out verifying and determining printing account, obtain user right.The fingerprint of acquisition is pressed preset fingerprint by printer
Algorithm carries out numeralization processing, obtains fingerprint feature information, and fingerprint feature information is sent to rights management unit and is tested
Card.Rights management unit carries out fingerprint feature information to verify and determine printing account, obtains user right.
Printer acquires the sound of user, and the sound of acquisition is carried out numeralization processing by preset vocal print algorithm, obtains
Vocal print feature information, and vocal print feature information is sent to rights management unit and is verified.Rights management unit is to vocal print spy
Reference breath carries out verifying and determining printing account, obtains user right.Printer obtains facial image to be identified, extracts wait know
Face characteristic to be identified in other facial image, is sent to rights management unit for face characteristic to be identified and verifies.Power
Limit management equipment carries out face characteristic to verify and determine printing account, obtains user right.Printer is obtained by GPS module
GPS position information is sent to rights management unit by GPS position information.Rights management unit is beaten based on GPS position information determination
The position of print machine.
The data transmission method of the printer provided in above-described embodiment, printer receive what printing management server was sent
Print request instructs and takes verification code information, and the printing identifying code of verification code information and itself storage is carried out card code, if one
It causes, is then printed, be decrypted and execute print out task to encrypted print file using encrypted message, it can be to user
Identity authenticated, printing security mechanism can be provided, by realize printing encryption and encrypted document printing before to user
Identity validation, eliminate document print and have the defects that risk of divulging a secret, avoid since file to be printed passes through clear-text way
Security hidden trouble brought by transmitting, so that printing is more convenient, reliable.
Method and system of the invention may be achieved in many ways.For example, can by software, hardware, firmware or
Software, hardware, firmware any combination realize method and system of the invention.The said sequence of the step of for method is only
In order to be illustrated, the step of method of the invention, is not limited to sequence described in detail above, especially says unless otherwise
It is bright.In addition, in some embodiments, also the present invention can be embodied as to record program in the recording medium, these programs include
For realizing machine readable instructions according to the method for the present invention.Thus, the present invention also covers storage for executing according to this hair
The recording medium of the program of bright method.
Description of the invention is given for the purpose of illustration and description, and is not exhaustively or will be of the invention
It is limited to disclosed form.Many modifications and variations are obvious for the ordinary skill in the art.It selects and retouches
It states embodiment and is to more preferably illustrate the principle of the present invention and practical application, and those skilled in the art is enable to manage
The solution present invention is to design various embodiments suitable for specific applications with various modifications.
Claims (11)
1. a kind of data transmission method of printer characterized by comprising
Rights management unit generates public key and private key corresponding with the public key, and the public key and the private key are sent out respectively
Give printing management server and printer；
The printing management server is encrypted printing request instruction by the public key, generates encrypted print request
Instruction；
The printer receives the encrypted print request instruction, by the private key to the encrypted print request instruction into
Row decryption processing obtains the print request instruction；
The printer extracts verification code information from print request instruction, judges the verification code information and itself storage
Printing identifying code it is whether consistent, if unanimously, be proved to be successful；
The printer executes the print out task that the printing management server is sent after determining be proved to be successful.
2. the method as described in claim 1, which is characterized in that further include:
The printer receives the printing identifying code that the rights management unit is sent and stores.
3. the method as described in claim 1, which is characterized in that further include:
The printer receives the print out task that the printing management server is sent, and encrypted print is obtained from print out task
File is decrypted the encrypted print file using the private key, obtains original print file, and will be described original
Mimeograph documents are printed.
4. method according to claim 2, which is characterized in that further include:
After original print file printout success, the printer deletes the encrypted print file and the original print
File.
5. method as claimed in claim 4, which is characterized in that further include:
The printer sends rights management unit for the verification information that the user of acquisition inputs and carries out user authentication；
The rights management unit determines the corresponding printing account of this user, determines print management permission based on this printing account；
Verification result and print management permission are sent to the printer by the rights management unit.
6. method as claimed in claim 5, which is characterized in that further include:
The user name of acquisition, password are sent to the rights management unit by the printer；
The rights management unit carries out the user name, password to verify and determine printing account.
7. method as claimed in claim 5, which is characterized in that further include:
The fingerprint of acquisition is carried out numeralization processing by preset fingerprint algorithm by the printer, obtains fingerprint feature information, and
Fingerprint feature information is sent to the rights management unit to verify；
The rights management unit carries out the fingerprint feature information to verify and determine printing account.
8. method as claimed in claim 5, which is characterized in that further include:
The sound of the printer acquisition user, carries out numeralization processing by preset vocal print algorithm for the sound of acquisition, obtains
Vocal print feature information, and vocal print feature information is sent to the rights management unit and is verified；
The rights management unit carries out the vocal print feature information to verify and determine printing account.
9. method as claimed in claim 5, which is characterized in that further include:
The printer obtains facial image to be identified, and the face to be identified extracted in the facial image to be identified is special
Sign, is sent to the rights management unit for the face characteristic to be identified and verifies；
The rights management unit carries out the face characteristic to verify and determine printing account.
10. method as claimed in claim 5, which is characterized in that further include:
The printer obtains GPS position information by GPS module, and GPS position information is sent to the rights management unit；
The rights management unit determines the position of the printer based on the GPS position information.
11. method as described in any one of claim 1 to 10, which is characterized in that
The communication mode of the printer and the printing management server and the rights management unit include: wifi, with
Too net, 4G.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826331.4A CN109508153A (en) | 2017-09-14 | 2017-09-14 | A kind of data transmission method of printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710826331.4A CN109508153A (en) | 2017-09-14 | 2017-09-14 | A kind of data transmission method of printer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109508153A true CN109508153A (en) | 2019-03-22 |
Family
ID=65744324
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710826331.4A Pending CN109508153A (en) | 2017-09-14 | 2017-09-14 | A kind of data transmission method of printer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109508153A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110363016A (en) * | 2019-07-15 | 2019-10-22 | 宜春宜联打印设备有限公司 | A kind of printing encryption method and device, Method of printing and printing device |
| CN110737413A (en) * | 2019-10-15 | 2020-01-31 | 深圳前海环融联易信息科技服务有限公司 | Printing management method and device based on face recognition and computer equipment |
| CN112905131A (en) * | 2021-02-05 | 2021-06-04 | 深圳市商汤科技有限公司 | Self-service printing background compatible method and device, equipment, storage medium and system |
| CN113055340A (en) * | 2019-12-26 | 2021-06-29 | 华为技术有限公司 | Authentication method and device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110363016A (en) * | 2019-07-15 | 2019-10-22 | 宜春宜联打印设备有限公司 | A kind of printing encryption method and device, Method of printing and printing device |
| CN110737413A (en) * | 2019-10-15 | 2020-01-31 | 深圳前海环融联易信息科技服务有限公司 | Printing management method and device based on face recognition and computer equipment |
| CN113055340A (en) * | 2019-12-26 | 2021-06-29 | 华为技术有限公司 | Authentication method and device |
| CN113055340B (en) * | 2019-12-26 | 2023-09-26 | 华为技术有限公司 | Authentication method and equipment |
| CN112905131A (en) * | 2021-02-05 | 2021-06-04 | 深圳市商汤科技有限公司 | Self-service printing background compatible method and device, equipment, storage medium and system |
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Application publication date: 20190322 |
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