CN105488439B - The input method and device of enhanced trading password - Google Patents
The input method and device of enhanced trading password Download PDFInfo
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- CN105488439B CN105488439B CN201510853078.2A CN201510853078A CN105488439B CN 105488439 B CN105488439 B CN 105488439B CN 201510853078 A CN201510853078 A CN 201510853078A CN 105488439 B CN105488439 B CN 105488439B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
- G06F21/82—Protecting input, output or interconnection devices
- G06F21/83—Protecting input, output or interconnection devices input devices, e.g. keyboards, mice or controllers thereof
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- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The present invention provides a kind of input method and device of enhanced trading password, and the signal that camera whether is covered when can user be inputted trading password is converted into specific character and is superimposed upon on trading password, so as to enhance trading password；And the process that trading password is inputted by such mode is not easy to be peeped by people, and then enhance the safety of transaction.This method includes：Whether camera is covered when inputting trading password according to user, generate corresponding signal；Convert the signals to character；By the character adding on the trading password of input；It repeats the above steps, to input enhanced trading password.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of input methods and device of enhanced trading password.
Background technology
Trading password is that bank handles remittance of externally transferring accounts, the password that payment is paid the bill, consumer sale is used when business.
User inputs trading password on the mobile device in the prior art, is substantially with number, letter and special letter
Based on.Based on convenience consider, trading password generally will not too long (usually based on 6 bit lengths), this is just objectively being reduced
The safety of transaction；In addition, user directly inputs number or letter from mobile device screen, it is easier to be pried through by other people,
Also the risk of transaction is further improved.
Invention content
In view of this, the present invention provides a kind of input method and device of enhanced trading password, can input user
The signal that camera whether is covered during trading password is converted into specific character and is superimposed upon on trading password, close so as to enhance transaction
Code；And the process that trading password is inputted by such mode is not easy to be peeped by people, and then enhance the safety of transaction.
To achieve the above object, according to an aspect of the invention, there is provided a kind of input side of enhanced trading password
Method.
The input method of the enhanced trading password of the present invention includes：Whether cover and take the photograph when inputting trading password according to user
As head, corresponding signal is generated；Convert the signals to character；By the character adding on the trading password of input；Weight
Multiple above-mentioned steps, to input enhanced trading password.
Optionally, judge camera it is whether shielded including：If user is inputted in image acquired during trading password
The ratio that black pixel point accounts for whole pixels is more than or equal to threshold value, then judges that the camera is shielded；Otherwise described in judging
Camera is not shielded.
Optionally, according to the whether shielded judgement of the camera, by the signal be divided into the camera it is shielded,
The camera is not shielded.
Optionally, the character adding is included on the trading password of input：By the trading password of input and the word
Symbol is combined, and obtains two trading passwords.
Optionally, the input method of enhanced trading password of the invention further includes：In the movement for not having camera function
When inputting trading password on device or the selection according to user, screening to the camera is replaced at user option button
It covers, so as to generate corresponding signal.
To achieve the above object, according to another aspect of the present invention, a kind of input of enhanced trading password is provided
Device.
The input unit of the enhanced trading password of the present invention includes：Signal generation module is handed over for being inputted according to user
Whether camera is covered during easy password, generate corresponding signal；Modular converter, for converting the signals to character；Superposition
Module, for by the character adding input trading password, to input enhanced trading password.
Optionally, the signal generation module is additionally operable to：If user inputs black in image acquired during trading password
The ratio that colour vegetarian refreshments accounts for whole pixels is more than or equal to threshold value, then judges that the camera is shielded；Otherwise it is taken the photograph described in judging
As head is not shielded.
Optionally, the signal generation module is additionally operable to：According to the whether shielded judgement of the camera, by the letter
Number it is divided into that the camera is shielded, the camera is not shielded.
Optionally, the laminating module is additionally operable to：The trading password of input and the character are combined, obtain two
Trading password.
Optionally, the signal generation module is additionally operable to：Input transaction is close in the mobile device for not having camera function
During code or the selection according to user, masking to the camera is replaced at user option button, it is corresponding so as to generate
Signal.
According to the technique and scheme of the present invention, by the way that camera will be covered corresponding signal is converted into specific character superposition whether
On the trading password of input, so as to achieve the purpose that enhance trading password, and the process for inputting password is not easy to be peeped, and makes
The safety that must be merchandised is further enhanced；Black pixel point accounts in the image obtained by using camera work analysis
Than whether masking so as to accurately distinguish；By using a variety of overlaying schemes by character adding on trading password, so as to
The enhancement method of a variety of enhanced trading passwords can be used so that trading password is not easy to be identified；By not having photography
In the mobile device of function input trading password when or the selection according to user, with selectable button replace different screenings
Cover action, so as to support camera function mobile device lose or cannot be in use, not supporting camera function at other
Mobile device on can input above-mentioned enhanced trading password.
Description of the drawings
Attached drawing does not form inappropriate limitation of the present invention for more fully understanding the present invention.Wherein：
Fig. 1 is the schematic diagram of the key step of the input method of enhanced trading password according to embodiments of the present invention；
Fig. 2 is the schematic diagram of the main flow of the input method of enhanced trading password according to embodiments of the present invention；
Fig. 3 is the schematic diagram of the main modular of the input unit of enhanced trading password according to embodiments of the present invention.
Specific embodiment
It explains below in conjunction with attached drawing to the exemplary embodiment of the present invention, including the various of the embodiment of the present invention
Details should think them only exemplary to help understanding.Therefore, those of ordinary skill in the art should recognize
It arrives, various changes and modifications can be made to the embodiments described herein, without departing from scope and spirit of the present invention.Together
For clarity and conciseness, the description to known function and structure is omitted in sample in following description.
Fig. 1 is the schematic diagram of the key step of the input method of enhanced trading password according to embodiments of the present invention.
As shown in Figure 1, the main of the input method of the enhanced trading password of the embodiment of the present invention includes the following steps：
Step S11：Whether camera is covered when inputting trading password according to user, generate corresponding signal.This step master
Will be in order to whether cover camera when realizing that identification user inputs trading password, and believe according to corresponding pressure is generated whether masking
Number.
When user uses the input method of enhanced trading password of the embodiment of the present invention for the first time, initialization is needed to use
Cover the threshold value of camera in family.A threshold value is set, black in acquired image when inputting trading password by comparing user
Pixel accounts for the ratio of whole pixels and the size of threshold value, judges whether to be blinded by camera.
The setting of threshold value can be as described below：In a specific embodiment of the present invention, can be exploitation one transaction it is close
It is realized in code enhancing application system (hereinafter referred to as " application system "), which includes the application of installation on the mobile device
Program and server background two parts.Specific threshold value setting can be as described below：Finger is moved to by application system prompting user
Camera is covered at rear camera, the image obtained at this time is carried out image analysis, judges black picture element in image by camera
Point accounts for the accounting of whole pixels, and this accounting is known as N.N is the threshold of black pixel point when user covers camera action
Value.
When user's selection is using enhanced trading password application system input trading password, trading password input frame with
Traditional form remains unchanged, and application system prompts user to can choose whether to cover while one trading password of every input
Camera.When user makes masking camera action, the camera of mobile device will be by analyzing black picture in image at this time
Vegetarian refreshments accounts for the ratio of whole pixels, is set as M, the size of the threshold value N of camera is covered by comparing M and user, to judge to use
Whether family is blinded by camera.When user is blinded by camera, i.e. M>During=N, the shielded signal of camera is generated, and will production
This raw signal is transmitted to application system；Otherwise work as M<During N, the not shielded signal of camera is generated, and this signal will be generated and be transmitted to
Application system.According to above-mentioned judgement, application system can get above-mentioned two classes signal altogether.
After this step generates signal, from step S12 start to process.
Step S12：Convert the signals to character.Application system converts signal according to the two class signals got
For specific character, such as the shielded corresponding character 0 of camera, the not shielded corresponding character 1 of camera；Either camera quilt
The corresponding character A, the not shielded corresponding character B of camera of masking.Such correspondence can be other combinations, as long as doing every time
Specific character is all corresponded to when going out corresponding masking camera action.
Step S13：By the character adding on the trading password of input.After being converted into specific character, it is traded
Specific character, i.e., be superimposed upon on the trading password of input by the enhancing of password.By the character adding input trading password
On stacked system can include：The trading password of input and the character are combined, obtain two trading passwords.
For example, in one embodiment, when user inputs a trading password by trading password input frame, application
Automatic superposition user is covered signal whether camera by system, can obtain two passwords altogether, and so on.When user is led to
After crossing trading password frame input several (being traditionally arranged to be 6) positions password, corresponding above-mentioned signal is superimposed, application system obtains altogether
12 passwords.If user is by password box input 1, and covers camera simultaneously, application system obtains password 10；User passes through
Password box input 2, and do not cover camera simultaneously, application system obtains password 21.After either user inputs several passwords,
The corresponding character adding of signal whether the masking camera that several trading passwords will be inputted is behind several trading passwords.
By above-mentioned a variety of stacked systems, it is close that trading password is just generated to enhanced transaction by way of enhancing and inputting
Code.
Step S14：It repeats the above steps, to input enhanced trading password.
If user's (illumination is less than certain brightness) in darker environment uses the mobile equipment for supporting camera work
It carries out the input of enhanced trading password, under this situation, can be opened when image is obtained built in camera or outer
It puts flash lamp and carries out light compensation.Flash lamp compensation can adaptively be opened according to the external environment brightness of sensor sensing.
Assuming that under exceptional circumstances, user is not having photography work(after application system enhancing trading password is enabled
(it is close that transaction is e.g. inputted in the state of dark when trading password is inputted in the mobile device of energy or according to the selection of user
During code, if the compensation of no light or light compensation are unable to reach compensation effect, whether masking camera is analyzed and obtained to camera at this time
Function cannot use), replace whether covering the action of camera at user option button, so as to generate corresponding letter
Number.It is specifically described as follows：It cannot be analysed whether using the mobile device for not supporting camera function or normally masking camera shooting
In the case of head, when inputting trading password, it (is, for example, the figure that can be prompted that application system, which can provide selectable button,
Button control) it prompts the user to input whether to cover the action of camera.After bits per inch word being inputted such as user, application system prompting 2
A button is that camera is shielded, camera is not shielded respectively, is acted with this to correspond to corresponding masking.Such design
It is the supplementary form above by the action of masking camera during input trading password, in order to prevent from supporting camera function
Mobile device failure or lose after can continue to input the above-mentioned type enhanced trading password.
When the input method of the enhanced trading password with the embodiment of the present invention carries out practical trading password verification,
Commonly used system can first set the enhanced trading password of initialization, and then user is merchandised again with centainly covering action input
The enhanced trading password inputted during password is compared with initializing enhanced trading password, to judge enhanced trading password
Input is corrected errors, and trading password corrects errors during so as to verify that user is traded.Detailed process can be as described below.
Setting initializes enhanced trading password first.Application system in the present invention is enabled inputs the first of trading password
Stage beginning using the method described in step S11, step S12, step S 13, is traded the input of password, to generate a string
(foregoing 12) trading password character string.For the sake of stability, it will usually it is required that user is more to trading password progress
Secondary input, when repeatedly the trading password of (such as 2 times or 2 times or more) inputs and masking camera act consistent, by generation
Trading password character string is preserved, as the enhanced trading password of initialization.
In addition, after initializing enhanced trading password generation, the enhanced trading password of the initialization can generally be added
It is close, and store in the database.Usually encryption using Message-Digest Algorithm 5 (Message-Digest Algorithm 5, i.e.,
MD5 it) carries out.Such as trading password input by user is respectively quilt for the whether shielded action of 123456,6 corresponding cameras
It is masking, shielded, shielded, not shielded, not shielded, not shielded, then the password that application system actually gets is
102030415161, then this password string is encrypted and is saved in database.
When user needs to carry out relationship trading, whether application system prompting user needs to input with covering camera and move
The trading password of work.While user inputs trading password by input frame, application system obtains whether covering for user
Corresponding signal is acted, and corresponding action is converted into specific character, such as can be 0,1 two kind of character, when entire input
After action completion, application system will obtain the enhanced trading password of 12 bit lengths, and application system will pass through the encryption of MD5
Enhanced trading password character string is compared with the enhanced trading password character string of the initialization in database afterwards, if identical,
Then trading password is verified.User has (general be up to 5 times) verification machine meeting several times under normal conditions, beyond verification number
Account is frozen.The main flow that the above-mentioned input method according to the enhanced trading password of the present invention is traded password authentification can
Refering to Fig. 2.
The input method of enhanced trading password according to the present invention corresponds to whether can be seen that by that will cover camera
Signal be converted into specific character and be superimposed upon on the trading password of input, so as to achieve the purpose that enhance trading password, and defeated
The process for entering password is not easy to be peeped so that the safety of transaction is further enhanced；It is obtained by using camera work analysis
The accounting of black pixel point in the image taken, whether masking so as to accurately distinguish；It will by using a variety of overlaying schemes
Character adding is on trading password, so as to the enhancement method of a variety of enhanced trading passwords so that trading password is not
It is easily identified；By do not have input trading password in the mobile device of camera function when or selection according to user, with
Selectable button replaces different maskings to act, so as to lose or cannot use in the mobile device for supporting camera function
When, it does not support that above-mentioned enhanced trading password can be inputted in the mobile device of camera function at other.
Fig. 3 is the schematic diagram of the main modular of the input unit of enhanced trading password according to embodiments of the present invention.
As shown in figure 3, the enhanced trading password input unit 30 of the embodiment of the present invention mainly includes following module：Signal
Generation module 301, modular converter 302 and laminating module 303.
Signal generation module 301 is used to whether cover camera when inputting trading password according to user, generates corresponding letter
Number；Modular converter 302 is used to convert the signals to character；Laminating module 303, for by the character adding in input
On trading password, to input enhanced trading password.
Signal generation module 301 is additionally operable to：If user inputs black pixel point in image acquired during trading password
The ratio for accounting for whole pixels is more than or equal to threshold value, then judges that the camera is shielded；Otherwise judge the camera not by
Masking.
Signal generation module 301 is additionally operable to：According to the whether shielded judgement of the camera, the signal is divided into institute
State that camera is shielded, the camera is not shielded.
Laminating module 303 is additionally operable to：The trading password of input and the character are combined, it is close to obtain two transaction
Code.
Signal generation module 301 is additionally operable to：Do not have in the mobile device of camera function input trading password when or root
According to the selection of user, replace whether covering the action of camera at user option button, so as to generate corresponding signal.
From the above, it can be seen that corresponding signal is converted into specific character and is superimposed upon whether by that will cover camera
On the trading password of input, so as to achieve the purpose that enhance trading password, and the process for inputting password is not easy to be peeped so that
The safety of transaction is further enhanced；The accounting of black pixel point in the image obtained by using camera work analysis,
Whether so as to accurately distinguish masking；By using a variety of overlaying schemes by character adding on trading password, so as to
Enough use the enhancement method of a variety of enhanced trading passwords so that trading password is not easy to be identified；By not having photography work(
Can mobile device on input trading password when or the selection according to user, with selectable button replace different maskings
Action, so as to support camera function mobile device lose or cannot be in use, not supporting camera function at other
Above-mentioned enhanced trading password can be inputted in mobile device.
Above-mentioned specific embodiment, does not form limiting the scope of the invention.Those skilled in the art should be bright
It is white, depending on design requirement and other factors, various modifications, combination, sub-portfolio and replacement can occur.It is any
Modifications, equivalent substitutions and improvements made within the spirit and principles in the present invention etc., should be included in the scope of the present invention
Within.
Claims (10)
1. a kind of input method of enhanced trading password, which is characterized in that including：
Whether camera is covered when inputting each trading password according to user, generate corresponding signal；
Convert the signals to character；
By the character adding on the trading password of input；
It steps be repeated alternatively until that user inputs trading password and terminates, to obtain enhanced trading password.
2. according to the method described in claim 1, it is characterized in that, judge camera it is whether shielded including：
Black pixel point accounts for the ratio of whole pixels and is more than or equal in acquired image when if user inputs trading password
Threshold value then judges that the camera is shielded；Otherwise judge that the camera is not shielded.
3. according to the method described in claim 2, it is characterized in that, according to the whether shielded judgement of the camera, by institute
It states signal and is divided into that the camera is shielded, the camera is not shielded.
4. according to the method described in claim 1, it is characterized in that, the character adding is wrapped on the trading password of input
It includes：
The trading password of input and the character are combined, obtain two trading passwords.
5. according to claim 1-4 any one of them methods, which is characterized in that the method further includes：
Do not have input trading password in the mobile device of camera function when or selection according to user, may be selected with user
Button replace masking to the camera, so as to generate corresponding signal.
6. a kind of input unit of enhanced trading password, which is characterized in that including：
Whether signal generation module, for inputting each trading password according to user when cover camera, generate corresponding letter
Number；
Modular converter, for converting the signals to character；
Laminating module, for by the character adding input trading password, to input enhanced trading password.
7. device according to claim 6, which is characterized in that the signal generation module is additionally operable to：
Black pixel point accounts for the ratio of whole pixels and is more than or equal in acquired image when if user inputs trading password
Threshold value then judges that the camera is shielded；Otherwise judge that the camera is not shielded.
8. device according to claim 7, which is characterized in that the signal generation module is additionally operable to：According to the camera shooting
Head whether shielded judgement, the signal is divided into the camera is shielded, the camera is not shielded.
9. device according to claim 6, which is characterized in that the laminating module is additionally operable to：By the trading password of input
It is combined with the character, obtains two trading passwords.
10. according to claim 6-9 any one of them devices, which is characterized in that the signal generation module is additionally operable to：
Do not have input trading password in the mobile device of camera function when or selection according to user, may be selected with user
Button replace masking to the camera, so as to generate corresponding signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510853078.2A CN105488439B (en) | 2015-11-27 | 2015-11-27 | The input method and device of enhanced trading password |
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|---|---|---|---|
| CN201510853078.2A CN105488439B (en) | 2015-11-27 | 2015-11-27 | The input method and device of enhanced trading password |
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| Publication Number | Publication Date |
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| CN105488439A CN105488439A (en) | 2016-04-13 |
| CN105488439B true CN105488439B (en) | 2018-07-06 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1532675A (en) * | 2003-03-21 | 2004-09-29 | 李布尔 | Cipher keyboard |
| CN103455913A (en) * | 2013-08-26 | 2013-12-18 | 天地融科技股份有限公司 | NFC payment method, device, system and mobile terminal |
| CN104537300A (en) * | 2014-12-25 | 2015-04-22 | 绵阳艾佳科技有限公司 | Safe password setting and verifying mode |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7793108B2 (en) * | 2007-02-27 | 2010-09-07 | International Business Machines Corporation | Method of creating password schemes for devices |
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2015
- 2015-11-27 CN CN201510853078.2A patent/CN105488439B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1532675A (en) * | 2003-03-21 | 2004-09-29 | 李布尔 | Cipher keyboard |
| CN103455913A (en) * | 2013-08-26 | 2013-12-18 | 天地融科技股份有限公司 | NFC payment method, device, system and mobile terminal |
| CN104537300A (en) * | 2014-12-25 | 2015-04-22 | 绵阳艾佳科技有限公司 | Safe password setting and verifying mode |
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| CN105488439A (en) | 2016-04-13 |
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