CN105786415A - File printing encryption method and device - Google Patents
File printing encryption method and device Download PDFInfo
- Publication number
- CN105786415A CN105786415A CN201610008407.8A CN201610008407A CN105786415A CN 105786415 A CN105786415 A CN 105786415A CN 201610008407 A CN201610008407 A CN 201610008407A CN 105786415 A CN105786415 A CN 105786415A
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- file destination
- quick response
- response code
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/606—Protecting data by securing the transmission between two devices or processes
- G06F21/608—Secure printing
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2107—File encryption
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- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Human Computer Interaction (AREA)
- Health & Medical Sciences (AREA)
- Bioethics (AREA)
- General Health & Medical Sciences (AREA)
- Computer Hardware Design (AREA)
- Software Systems (AREA)
- Document Processing Apparatus (AREA)
- Storage Device Security (AREA)
Abstract
The invention provides a file printing encryption method and device. The method comprises the following steps: obtaining a target file to be printed; generating encrypted information corresponding to the target file; generating two-dimensional codes according to page number information of the target file and the encrypted information; and setting each two-dimensional code on a page of the target file with the corresponding page number. The file printing encryption method and device adopting the technical scheme have the advantages that the generated encrypted information is exclusive, the two-dimensional codes are generated according to the page number information of the target file, and the two-dimensional code information cannot be altered, so that alternations of the target file or replacements of the pages during printing can be detected according to the two-dimensional codes, and the authenticity of a printed file can be further ensured.
Description
Technical field
The present invention relates to field of anti-counterfeit technology, particularly to encryption method and the device of a kind of file printout.
Background technology
At present, each management module of ERP information system generally all can relate to paper document, for instance, in contract management, contract is finally examined after determining, it is necessary to be printed as paper document.Owing to document is in the process being printed as paper document, it is faced with the risk being tampered and being replaced.Therefore, it is badly in need of the encryption method of a kind of file printout, prevents document problem encountered in print procedure.
Summary of the invention
In view of this, the present invention provides encryption method and the device of a kind of file printout, to realize safe file printout.
First aspect, the invention provides the encryption method of a kind of file printout, including:
Obtain the file destination needing to print；
What generate corresponding described file destination adds confidential information；
Page number information and the described confidential information that adds according to described file destination generate Quick Response Code；
Described Quick Response Code is arranged on the corresponding page number of described file destination.
Wherein, the encrypted message packet of the corresponding described file destination of described generation is drawn together: obtains key word generation from described file destination and adds confidential information or add confidential information according to setting means generation.
Wherein, the described page number information according to described file destination and the described confidential information generation Quick Response Code that adds include:
Obtain the page number information of described file destination；
Quick Response Code is generated by described page number information and the described confidential information that adds.
Wherein, described it is arranged on the corresponding page number of described file destination by described Quick Response Code to include:
Read described file destination, obtain the current page number information of described file destination；
The described Quick Response Code of corresponding described current page number information is arranged on the page that the current page number is corresponding.
Farther include:
After obtaining the described file destination after printing, wherein, each page of the described file destination after printing includes the described Quick Response Code of correspondence, utilize the described Quick Response Code generated that the described file destination after printing is verified page by page.
Second aspect, the invention provides the encryption device of a kind of file printout, including:
Acquiring unit, for obtaining the file destination needing to print, and sends described file destination to the first generation unit；
Described first generates unit, for generating the confidential information that adds of corresponding described file destination, and sends the described confidential information that adds to the second generation unit；
Described second generates unit, generates Quick Response Code for the page number information according to described file destination and the described confidential information that adds, and sends described Quick Response Code to arranging unit；
Described unit is set, for described Quick Response Code being arranged on the corresponding page number of described file destination.
Wherein, described first generates unit, adds confidential information specifically for obtaining key word generation from described file destination or adds confidential information according to setting means generation.
Wherein, described second generates unit, specifically for obtaining the page number information of described file destination；Quick Response Code is generated by described page number information and the described confidential information that adds.
Wherein, described unit is set, specifically for reading described file destination, obtains the current page number information of described file destination；The described Quick Response Code of corresponding described current page number information is arranged on the page that the current page number is corresponding.
Farther include:
Authentication unit, for, after obtaining the described file destination after printing, wherein, each page of the described file destination after printing including the described Quick Response Code of correspondence, utilizes the described Quick Response Code generated that the described file destination after printing is verified page by page.
Embodiments provide encryption method and the device of a kind of file printout, the confidential information that adds owing to generating has uniqueness, and the page number information according to file destination generates Quick Response Code, owing to this 2 D code information cannot be tampered, therefore, even if the print procedure file of file destination is tampered or replaces page, also can test out according to this Quick Response Code, such that it is able to guarantee the true and false of the file after printing.
Accompanying drawing explanation
Fig. 1 is a kind of method flow diagram that the embodiment of the present invention provides；
Fig. 2 is the another kind of method flow diagram that the embodiment of the present invention provides；
Fig. 3 is the hardware structure figure of the device place equipment that the embodiment of the present invention provides；
Fig. 4 is a kind of apparatus structure schematic diagram that the embodiment of the present invention provides；
Fig. 5 is the another kind of apparatus structure schematic diagram that the embodiment of the present invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of protection of the invention.
As it is shown in figure 1, embodiments provide the encryption method of a kind of file printout, the method may comprise steps of:
Step 101: obtain the file destination needing to print.
Step 102: what generate corresponding described file destination adds confidential information.
Step 103: generate Quick Response Code according to the page number information of described file destination and the described confidential information that adds.
Step 104: described Quick Response Code is arranged on the corresponding page number of described file destination.
According to the invention described above embodiment, the confidential information that adds owing to generating has uniqueness, and the page number information according to file destination generates Quick Response Code, owing to this 2 D code information cannot be tampered, therefore, even if the print procedure file of file destination is tampered or replaces page, also can test out according to this Quick Response Code, such that it is able to guarantee the true and false of the file after printing.
In an embodiment of the invention, in order to ensure file destination safety in print procedure, the confidential information that adds of this production correspondence file destination may include that obtaining key word generation from file destination adds confidential information, or, generate according to setting means and add confidential information, to ensure to add the uniqueness of confidential information.Wherein, this setting means can be utilize the cipher modes such as random number to carry out generation to add confidential information.
In an embodiment of the invention, in order to ensure that in file destination, on each page, corresponding Quick Response Code has uniqueness and identification, may include that, according to the page number information of described file destination and the described confidential information generation Quick Response Code that adds, the page number information obtaining described file destination；Quick Response Code is generated by described page number information and the described confidential information that adds.
In an embodiment of the invention, owing to Quick Response Code generates according to page number information, therefore, may include that the described file destination of reading being arranged on by Quick Response Code on the corresponding page number of described file destination, obtain the current page number information of described file destination；The described Quick Response Code of corresponding described current page number information is arranged on the page that the current page number is corresponding.Thereby may be ensured that and file destination is both provided with on each page corresponding Quick Response Code.
In an embodiment of the invention, in order to prevent file destination be tampered in print procedure or replace page, can after the described file destination after getting printing, wherein, each page of described file destination after printing includes the described Quick Response Code of correspondence, utilizes the described Quick Response Code generated that the described file destination after printing is verified page by page.
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with drawings and the specific embodiments, the present invention is described in further detail.
As in figure 2 it is shown, embodiments provide the encryption method of a kind of file printout, the method may comprise steps of:
Step 201: obtain the file destination needing to print.
Step 202: generate for each page of file destination and corresponding add confidential information.
Wherein, this encrypted message packet is drawn together but is not limited to: unique mark, the unique object etc. of file destination, only requires its uniqueness.
In an embodiment of the invention, the mode adding confidential information of generation may include that
(1) from file destination, obtain key word generation and add confidential information.
Wherein, this key word can be the unique attribute of every one page in this file destination.
(2) confidential information is added according to setting means generation.
Such as, the mode etc. of the mode of MD5, random number.
In an embodiment of the invention, it is also possible to utilizing the confidential information that adds of this generation that file destination is encrypted, wherein, cipher mode can use irreversible AES, for instance, MD5, wherein, this of generation adds confidential information and has uniqueness.
Step 203: obtain the page number information on each page in file destination.
In an embodiment of the invention, the mode of this acquisition page number information can be carry out Automatic Pagination on each page, and reads the page number on each page；Can also be the direct order according to file destination from page 1 to last page, determine the page info on each page one by one.
Wherein, step 201-step 203 can be realized by following a kind of code:
Step 204: according to each page number information and according to adding confidential information, generate the Quick Response Code that each page is corresponding.
Wherein, the Quick Response Code of generation can include much information, for instance, character, numeral, various countries' spoken and written languages etc..
In this one embodiment of the invention, it is possible to use third-party planar bar code technology, generating Quick Response Code, wherein, the mode of this generation Quick Response Code includes but not limited to: Zxing, QRCode.And generate Quick Response Code by calling third party's interface.
Wherein, when using Zxing technology to generate Quick Response Code, it is possible to use following a kind of code realizes:
Step 205: file destination is uploaded to printing device.
Step 206: printing device reads this file destination, and obtains the current page number information of this file destination.
Step 207: be printed upon on the page that the current page number is corresponding by the Quick Response Code of current for correspondence page number information, and continue executing with step 206, until file destination has printed, and performs step 208.
In an embodiment of the invention, it is possible to using the Quick Response Code that generates for each page of file destination as watermark picture, and by arranging print parameters, Quick Response Code is printed upon on the corresponding page of file destination.
In an embodiment of the invention, when being printed upon on each page by Quick Response Code, the print position of this Quick Response Code includes but not limited to: header, footer.
Wherein, the process of this printing Quick Response Code can be realized by following a kind of code:
Step 208: utilize the Quick Response Code of each page in this file destination generated, the file destination after printing is verified page by page.
In an embodiment of the invention, when utilizing Quick Response Code that file destination carries out homepage checking, it is possible to comprise the following steps:
S1: resolve the Quick Response Code on each page, obtains the information that this Quick Response Code is corresponding；
S2: the end that information corresponding for this Quick Response Code uploaded onto the server is verified；
S3: respective two-dimensional code information is identified by server end according to the Quick Response Code that each page generated is corresponding, and return the page number information read out according to 2 D code information；
S4: the page number information according to file destination and return, it is determined that the true or false of the file after printing.
In an embodiment of the invention, the platform achieved by the server end of this identification Quick Response Code includes but not limited to: Android, IOS and other mobile platforms.
Wherein, this step can be realized by following a kind of code:
According to the invention described above embodiment, the confidential information that adds owing to generating has uniqueness, and the page number information according to file destination generates Quick Response Code, owing to this 2 D code information cannot be tampered, therefore, even if the print procedure file of file destination is tampered or replaces page, also can test out according to this Quick Response Code, such that it is able to guarantee the true and false of the file after printing.
As shown in Figure 3, Figure 4, the encryption device of a kind of file printout is embodiments provided.Device embodiment can be realized by software, it is also possible to is realized by the mode of hardware or software and hardware combining.Say from hardware view; as shown in Figure 3; a kind of hardware structure diagram for the encryption device place equipment of embodiment of the present invention file printout; except the processor shown in Fig. 3, internal memory, network interface and nonvolatile memory; in embodiment, the equipment at device place generally can also include other hardware, such as the forwarding chip etc. of responsible process message.Implemented in software for example, as shown in Figure 4, as the device on a logical meaning, it is that computer program instructions corresponding in nonvolatile memory is read to run in internal memory and formed by the CPU by its place equipment.The encryption device of the file printout that the present embodiment provides includes:
Acquiring unit 401, for obtaining the file destination needing to print, and sends described file destination to the first generation unit 402；
Described first generates unit 402, for generating the confidential information that adds of corresponding described file destination, and sends the described confidential information that adds to the second generation unit 403；
Described second generates unit 403, generates Quick Response Code for the page number information according to described file destination and the described confidential information that adds, and sends described Quick Response Code to arranging unit 404；
Described unit 404 is set, for described Quick Response Code being arranged on the corresponding page number of described file destination.
Further, described first generates unit 402, adds confidential information specifically for obtaining key word generation from described file destination or adds confidential information according to setting means generation.
Further, described second generates unit 403, specifically for obtaining the page number information of described file destination；Quick Response Code is generated by described page number information and the described confidential information that adds.
Further, described unit 404 is set, specifically for reading described file destination, obtains the current page number information of described file destination；The described Quick Response Code of corresponding described current page number information is arranged on the page that the current page number is corresponding.
In an embodiment of the invention, refer to Fig. 5, the encryption device that this document prints may further include:
Authentication unit 501, for after obtaining the described file destination after printing, wherein, each page of the described file destination after printing includes the described Quick Response Code of correspondence, utilize the described Quick Response Code generated that the described file destination after printing is verified page by page.
In sum, the embodiment of the present invention at least can realize following beneficial effect:
1, in embodiments of the present invention, the confidential information that adds owing to generating has uniqueness, and the page number information according to file destination generates Quick Response Code, owing to this 2 D code information cannot be tampered, therefore, even if the print procedure file of file destination is tampered or replaces page, also can test out according to this Quick Response Code, such that it is able to guarantee the true and false of the file after printing.
2, in embodiments of the present invention, by utilizing page number information to generate unique Quick Response Code of this page number correspondence page, such that it is able to the file after printing is verified by Quick Response Code, thereby may be ensured that the true or false of file after printing.
The contents such as the information between each unit in the said equipment is mutual, execution process, due to the inventive method embodiment based on same design, particular content referring to the narration in the inventive method embodiment, can repeat no more herein.
It should be noted that, in this article, the relational terms of such as first and second etc is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other same factor in including the process of described key element, method, article or equipment.
One of ordinary skill in the art will appreciate that: all or part of step realizing said method embodiment can be completed by the hardware that programmed instruction is relevant, aforesaid program can be stored in the storage medium of embodied on computer readable, this program upon execution, performs to include the step of said method embodiment；And aforesaid storage medium includes: in the various media that can store program code such as ROM, RAM, magnetic disc or CD.
Last it should be understood that the foregoing is only presently preferred embodiments of the present invention, it is merely to illustrate technical scheme, is not intended to limit protection scope of the present invention.All make within the spirit and principles in the present invention any amendment, equivalent replacement, improvement etc., be all contained in protection scope of the present invention.
Claims (10)
1. the encryption method of a file printout, it is characterised in that including:
Obtain the file destination needing to print；
What generate corresponding described file destination adds confidential information；
Page number information and the described confidential information that adds according to described file destination generate Quick Response Code；
Described Quick Response Code is arranged on the corresponding page number of described file destination.
2. method according to claim 1, it is characterised in that the encrypted message packet of the corresponding described file destination of described generation is drawn together: obtain key word generation from described file destination and add confidential information or add confidential information according to setting means generation.
3. method according to claim 1, it is characterised in that the described page number information according to described file destination and the described confidential information generation Quick Response Code that adds include:
Obtain the page number information of described file destination；
Quick Response Code is generated by described page number information and the described confidential information that adds.
4. method according to claim 1, it is characterised in that described be arranged on the corresponding page number of described file destination by described Quick Response Code to include:
Read described file destination, obtain the current page number information of described file destination；
The described Quick Response Code of corresponding described current page number information is arranged on the page that the current page number is corresponding.
5. according to described method arbitrary in claim 1-4, it is characterised in that farther include:
After obtaining the described file destination after printing, wherein, each page of the described file destination after printing includes the described Quick Response Code of correspondence, utilize the described Quick Response Code generated that the described file destination after printing is verified page by page.
6. the encryption device of a file printout, it is characterised in that including:
Acquiring unit, for obtaining the file destination needing to print, and sends described file destination to the first generation unit；
Described first generates unit, for generating the confidential information that adds of corresponding described file destination, and sends the described confidential information that adds to the second generation unit；
Described second generates unit, generates Quick Response Code for the page number information according to described file destination and the described confidential information that adds, and sends described Quick Response Code to arranging unit；
Described unit is set, for described Quick Response Code being arranged on the corresponding page number of described file destination.
7. the encryption device of file printout according to claim 6, it is characterised in that described first generates unit, adds confidential information specifically for obtaining key word generation from described file destination or adds confidential information according to setting means generation.
8. the encryption device of file printout according to claim 6, it is characterised in that described second generates unit, specifically for obtaining the page number information of described file destination；Quick Response Code is generated by described page number information and the described confidential information that adds.
9. the encryption device of file printout according to claim 6, it is characterised in that described arrange unit, specifically for reading described file destination, obtains the current page number information of described file destination；The described Quick Response Code of corresponding described current page number information is arranged on the page that the current page number is corresponding.
10. the encryption device according to described file printout arbitrary in claim 6-9, it is characterised in that farther include:
Authentication unit, for, after obtaining the described file destination after printing, wherein, each page of the described file destination after printing including the described Quick Response Code of correspondence, utilizes the described Quick Response Code generated that the described file destination after printing is verified page by page.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008407.8A CN105786415A (en) | 2016-01-07 | 2016-01-07 | File printing encryption method and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610008407.8A CN105786415A (en) | 2016-01-07 | 2016-01-07 | File printing encryption method and device |
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| Publication Number | Publication Date |
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| CN105786415A true CN105786415A (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610008407.8A Pending CN105786415A (en) | 2016-01-07 | 2016-01-07 | File printing encryption method and device |
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| CN (1) | CN105786415A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109005310A (en) * | 2017-06-06 | 2018-12-14 | 京瓷办公信息系统株式会社 | The verification method that image forming apparatus and image forming apparatus execute |
| CN109525600A (en) * | 2018-12-28 | 2019-03-26 | 深圳竹云科技有限公司 | A method of based on the anti-web crawlers encrypted to paging parameter |
| CN111367481A (en) * | 2020-03-31 | 2020-07-03 | 中国工商银行股份有限公司 | Method, device and system for generating electronic printing file |
| CN115291817A (en) * | 2022-06-24 | 2022-11-04 | 福建升腾资讯有限公司 | A printing information encryption method and system |
| CN120316827A (en) * | 2025-06-13 | 2025-07-15 | 深圳海规网络科技有限公司 | Document data processing method, system and electronic device |
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| CN1558385A (en) * | 2004-02-04 | 2004-12-29 | 吴建明 | Method of preventing file inset replacement |
| CN1808482A (en) * | 2006-02-09 | 2006-07-26 | 北京北大方正电子有限公司 | Visual electronic signature and verification method |
| CN101281581A (en) * | 2007-09-27 | 2008-10-08 | 北京数字证书认证中心有限公司 | Method for checking whether contents of paper file is distorted or not |
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| US20040195311A1 (en) * | 2003-04-07 | 2004-10-07 | Kia Silverbrook | Token redemption |
| CN1558385A (en) * | 2004-02-04 | 2004-12-29 | 吴建明 | Method of preventing file inset replacement |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109005310A (en) * | 2017-06-06 | 2018-12-14 | 京瓷办公信息系统株式会社 | The verification method that image forming apparatus and image forming apparatus execute |
| CN109525600A (en) * | 2018-12-28 | 2019-03-26 | 深圳竹云科技有限公司 | A method of based on the anti-web crawlers encrypted to paging parameter |
| CN111367481A (en) * | 2020-03-31 | 2020-07-03 | 中国工商银行股份有限公司 | Method, device and system for generating electronic printing file |
| CN111367481B (en) * | 2020-03-31 | 2024-01-23 | 中国工商银行股份有限公司 | Electronic printing file generation method, device and system |
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| CN120316827A (en) * | 2025-06-13 | 2025-07-15 | 深圳海规网络科技有限公司 | Document data processing method, system and electronic device |
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