CN105335641B - A kind of auth method and device based on fingerprint recognition - Google Patents
A kind of auth method and device based on fingerprint recognition Download PDFInfo
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- CN105335641B CN105335641B CN201510671212.7A CN201510671212A CN105335641B CN 105335641 B CN105335641 B CN 105335641B CN 201510671212 A CN201510671212 A CN 201510671212A CN 105335641 B CN105335641 B CN 105335641B
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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
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
- G06F21/32—User authentication using biometric data, e.g. fingerprints, iris scans or voiceprints
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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
- G06F21/30—Authentication, i.e. establishing the identity or authorisation of security principals
- G06F21/31—User authentication
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Abstract
The embodiment of the invention discloses a kind of auth method based on fingerprint recognition, including：Detect the slip event triggered on a touchpad；The parameter value of the slip event is obtained, the parameter value of the slip event includes sliding trace and touch point position, and obtain finger print information corresponding with the touch point；Judge whether the sliding trace and the finger print information match with preset sample value, if so, authentication passes through.In addition, it is also proposed that a kind of authentication means based on fingerprint recognition.Using the present invention, the safety of auth method can be improved.
Description
Technical field
The present invention relates to field of computer technology more particularly to a kind of auth methods and dress based on fingerprint recognition
It puts.
Background technology
With the development of science and technology, various personal identification methods would generally be used to use in the systems such as internet, e-payment
In identification user identity to ensure the safety of user data.In the prior art, authentication is carried out by fingerprint recognition
Method because the inconvenience for input cumbersome password can save, especially needing that the situation for inputting password is repeated several times
Under, so as to become a kind of common auth method.But with the development of modern technologies, replicate the fingerprint of a people
Become easy, so that there are certain security breaches for this personal identification method.Therefore, it is existing to be known based on fingerprint
Other auth method there are safety it is insufficient the problem of.
Invention content
Based on this, to solve safety existing for the existing auth method based on fingerprint recognition mentioned above not
The technical issues of sufficient, provides a kind of auth method based on fingerprint recognition.
A kind of auth method based on fingerprint recognition, including：
Detect the slip event triggered on a touchpad；
The parameter value of the slip event is obtained, the parameter value of the slip event includes sliding trace and touch point position
It puts, and obtains finger print information corresponding with the touch point；
Judge whether the sliding trace and the finger print information match with preset sample value, if so, identity is tested
Card passes through.
Optionally, the quantity of the sliding trace is at least two；
It is described to judge that the step of whether sliding trace and the finger print information match with preset sample value includes：
Judge whether each sliding trace matches with corresponding preset sample value.
Optionally, after the step of parameter value of the acquisition slip event, the method further includes：
The corresponding character string of the sliding trace is worth to according to the parameter of the slip event；
It is described judge the step of whether sliding trace and the finger print information match with preset sample value after,
The method further includes：
Judge whether the corresponding character string of the sliding trace matches with preset sample value.
Optionally, the parameter value of the slip event further includes stay time corresponding with touch point；
The step of acquisition finger print information corresponding with the touch point, includes：
Stay time corresponding with the touch point in the touch event is detected, is more than preset in the stay time
During threshold value, finger print information corresponding with the touch point is obtained.
Optionally, the touch point includes the starting point of sliding trace.
Optionally, judge whether the sliding trace and the finger print information are matched with preset sample value described
Before step, the method further includes：
The account information logged in is obtained, is obtained according to the account information of the login corresponding with the account information default
Sample value.
It is in addition, insufficient to solve safety existing for the existing auth method based on fingerprint recognition mentioned above
The technical issues of, the present invention also provides a kind of authentication means based on fingerprint recognition.
A kind of authentication means based on fingerprint recognition, including slip event detection module, data obtaining module and body
Part authentication module, specifically：
Slip event detection module, for detecting the slip event triggered on a touchpad；
Data obtaining module, for obtaining the parameter value of the slip event, the parameter value of the slip event includes sliding
Dynamic rail mark and touch point position, and obtain finger print information corresponding with the touch point；
Authentication module, for judge the sliding trace and the finger print information whether with preset sample value
Match, if so, authentication passes through.
Optionally, the quantity of the sliding trace is at least two；The authentication module is additionally operable to judge each cunning
Whether dynamic rail mark matches with corresponding preset sample value.
Optionally, which further includes：Character string acquisition module, for being worth to institute according to the parameter of the slip event
State the corresponding character string of sliding trace；The authentication module is additionally operable to whether judge the corresponding character string of the sliding trace
It is matched with preset sample value.
Optionally, the parameter value of the slip event further includes stay time corresponding with touch point；Described information obtains
Module is additionally operable to detect stay time corresponding with the touch point in the touch event, is more than default in the stay time
Threshold value when, obtain corresponding with touch point finger print information.
Optionally, described device further includes account information acquisition module, for obtaining the account information logged in, according to described
The account information of login obtains preset sample value corresponding with the account information.
Implement the embodiment of the present invention, will have the advantages that：
After employing above-mentioned auth method and device based on fingerprint recognition, verified in the identity to user
When, user is needed to input corresponding finger print information and corresponding gesture password, it is only logical in finger print information and gesture password
When crossing verification, authentication could pass through.That is, compared with traditional technology, root is gone back during sliding trace is detected
Finger print information is detected according to the touch point of sliding trace so that when the identity to user is verified, needs user both defeated
Enter correct gesture password, it is also desirable to which the finger print information of the user of input gesture password can be believed with the sample fingerprint of advance typing
Breath matching, therefore be equivalent to and double layer encryption has been carried out to the account information or related data of user, so as to improve authentication
The safety of method.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Wherein：
Fig. 1 is the layered structure schematic diagram of a touch tablet in one embodiment；
Fig. 2 is a kind of flow chart of the auth method based on fingerprint recognition in one embodiment；
Fig. 3 is a kind of structure diagram of the authentication means based on fingerprint recognition in one embodiment.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
To solve the insufficient skill of safety existing for the existing auth method based on fingerprint recognition mentioned above
Art problem, in one embodiment, spy propose a kind of auth method based on fingerprint recognition, and this method can be dependent on meter
Calculation machine program is realized, can run in the computer system based on von Neumann system.The computer system can be personal electricity
Brain, smart mobile phone, laptop, tablet computer etc. install the touch sensor (such as touch tablet) of function with fingerprint
Computer equipment, the touch sensor can detect touch and fingerprint recognition.The computer program can be smart mobile phone or put down
The computer programs such as the authentication program on the intelligent terminals such as plate computer.The auth method can be used for smart mobile phone
Unlocking screen can be used for the Authority Verification in payment process, can be also used for the power for checking process of terminal encryption data
Limit verification etc. is during terminal needs to verify the identity or permission of user.
Specifically, as shown in Figure 1, Fig. 1 illustrates the layered structure schematic diagram of a touch tablet, which can not only examine
It surveys and touches, moreover it is possible to identify fingerprint.The touch tablet includes at least 3 structure sheafs, i.e., including at least surface layer A, touch sensor layer B and
Fingerprint sensor layer C.Also, surface layer A shields, and prevents following sensor layer scored and destroys；It touches and passes
Sensor layer B is used to detect touch input, such as the detection of the operations such as click, touch, slip；The effect of fingerprint sensor layer C is
Identify the fingerprint inputted on the touch tablet surface layer.It should be noted that the layered structure that touch tablet includes is not limited to above-mentioned 3 layers,
Such as other layer structures such as pressure sensor layer can also be included, and in addition to positions of the surface layer A in touch tablet cannot change
Except change, the relative position of touch sensor layer B and fingerprint sensor layer C in the layer structure of touch tablet is can be according to need
It to be changed, for example, in touch harden structure as shown in Figure 1, the position of touch sensor layer B and fingerprint sensor layer C
Putting can exchange.
Specifically, include the following steps as shown in Fig. 2, being somebody's turn to do the auth method based on fingerprint recognition：
Step S102：Detect the slip event triggered on a touchpad.
In the present embodiment, touch tablet is one kind of touch sensor, and the touch tablet is function with fingerprint
Touch sensor can both detect the events such as touch event, slip event, can also identify fingerprint.That is, in this implementation
Touch tablet in example has concentrated the function of touch sensor and fingerprint sensor under common meaning.In user's finger the input phase
During the slip event or touch event answered, the slip event triggered on a touchpad can be not only detected, optionally, also
The finger print information of user can be obtained by the touch tablet.
For example, in the access application scenarios of a private data, if user needs to access file " my photograph album ", when
User click " my photograph album " corresponding folder icon when, be equivalent to terminal have issued one access this document folder please
It asks, according to the access request in the window of displaying one authentication of showing interface of terminal, prompts user that input is corresponding close
Code, in the present embodiment, user need the password inputted for finger-print cipher and gesture password, and the gesture password is to slide
Track.
Step S104：The parameter value of slip event is obtained, the parameter value of slip event includes sliding trace and touch point position
It puts, and obtains finger print information corresponding with touch point.
When detect in step s 102 on a touchpad have slip event triggering when, obtain the parameter of the slip event
Value, in the present embodiment, the parameter value of slip event include sliding trace and form the position of each point of the sliding trace
Coordinate is put, it is the point sequence being made of these points that sliding trace, which is,.Also, each point of the point sequence of sliding trace is formed,
It is the touch point that the slip event triggered on touch tablet includes.
It should be noted that in the present embodiment, the quantity of sliding trace can be one, or a plurality of.It is if sliding
When the quantity of dynamic rail mark is a plurality of, the sliding trace of acquisition be a plurality of sliding trace that detects and with this plurality of slip rail
The sequence of the corresponding track input of mark.It optionally, can also be according to the input sequence of these sliding traces to sliding rail accordingly
Mark is numbered.
After the position of touch point is got, the fingerprint inputted in the point is obtained by the fingerprint identification function of sensor and is believed
Breath, finger print information as corresponding with the point.It should be noted that in the present embodiment, the finger corresponding with touch point of acquisition
Line information can be the corresponding finger print information in each touch point that slip event includes, and can also be what is included in slip event
The corresponding finger print information of partial dot, such as the finger print information of some specified point therein.In one embodiment, above-mentioned touch
Point includes the starting point of sliding trace, that is, inputs first touch point during the sliding trace, and obtain and the point pair
The finger print information answered, also, the finger print information obtained can only include the corresponding finger print information of the initial point.
Optionally, in another embodiment, the parameter value of the slip event triggered on a touchpad is further included and is touched
Touch a little corresponding stay time；During detecting the slip event triggered on a touchpad in step s 102, also synchronous inspection
The corresponding stay time in the point in each touch point that touch event includes is surveyed, and according to preset stay time
Threshold value when stay time is more than preset stay time threshold value, obtains the coordinate of touch point corresponding with the stay time
Position and/or acquisition finger print information corresponding with the touch point.That is, only the finger of user is in a certain of touch tablet
It in the case that the residence time of a point is more than threshold value, just goes to obtain finger print information corresponding with the point, and is not to obtain to own
The corresponding finger print information of point, the information content for reducing the finger print information of acquisition and the calculating during subsequent fingerprint comparison
Amount.Also, finger print information is just obtained when stay time is more than threshold value, is corresponded to compared to the touch point not stopped in sliding process
Finger print information for, it can also be ensured that finger print information obtain accuracy.
Step S106：Judge whether sliding trace and finger print information match with preset sample value, if so, performing step
Rapid S108：Authentication passes through, conversely, performing step S110：Authentication fails.
In the present embodiment, whether the authentication of user is by needing to sliding trace input by user and finger print information
Verified respectively, that is, judge input the sliding trace that includes of slip event whether with preset sample value (i.e. preset sample
This point sequence) matching and judge the corresponding finger print information in touch point that includes of slip event inputted whether with preset sample
This value (i.e. preset sample fingerprint information) matches, and in the case that both matched, then judgement is no by the authentication
Then, which fails.That is, the authentication process itself needs of user are authenticated twice, only authenticated twice
In the case of, authentication is just judged to passing through, conversely, failing for authentication.
Specifically, judge the sliding trace that includes of slip event of input whether matched specific with preset sample value
With rule, either by user-defined rule, can also be by the rule of the goods acquiescence of systemic presupposition.In an implementation
Example in, judge sliding trace whether with the matched process of preset sample value, can be one judge input sliding trace packet
Whether the position coordinates of the touch point contained with preset sample point sequence are consistent process, and in another embodiment, this is sentenced
Disconnected process can also be whether the pattern that a sliding trace for judging input is formed was consistent with preset sample patterns
Journey.
Judge finger print information and the whether matched process of preset sample value, as one will obtain in step S104
The process that finger print information is verified with preset sample value, the two is identical, is determined as that the two is matched, also, preset
Sample value is the advance typing of user and the sample fingerprint preserved, during judgement, transfers advance typing and the fingerprint preserved
Sample is verified.
Optionally, the quantity of sliding trace is at least one；Judge sliding trace and finger print information whether with it is preset
The step of sample value matches further includes：Judge whether each sliding trace matches with corresponding preset sample value.
In the present embodiment, the quantity of sliding trace can be greater than or equal to one, the cunning detected in step s 102
The quantity of dynamic rail mark is the quantity of the sliding trace got in step S104.If the quantity of sliding trace is one,
Step S106：Judge the sliding trace and during whether the finger print information match with preset sample value, judge this
Whether sliding trace matches with preset sample value；If the quantity of sliding trace is a plurality of, in step S106：Judge the cunning
During whether dynamic rail mark and the finger print information match with preset sample value, judge whether this plurality of sliding trace is distinguished respectively
Matched with corresponding preset sample value, when be it is matched in the case of just judge that sliding trace with preset sample value is to match
's.
Optionally, it is further included after the step of parameter value for obtaining slip event：It is obtained according to the parameter value of slip event
To the corresponding character string of sliding trace；Judge the step of whether sliding trace and finger print information match with preset sample value also
Including：Judge whether the corresponding character string of sliding trace matches with preset sample value.
For example, it in one embodiment, can set in the gesture input region of user's needs on a touchpad with hand-written
Mode input corresponding character string could by corresponding authentication, the character string include but not limited to simple number,
Word, symbol or letter.Such as the character string can be digital " 1 ", " 2 " or " 3 " or word " a ", " sheet " or "available" or
Either the user such as alphabetical " a ", " b " or " f " or system can preset and pass through body for person's symbol " ", "○" or " √ " etc.
Part verification needs the character string inputted or text message.
It is searched, is searched with being somebody's turn to do in corresponding sample database according to the sliding trace got in step S104
The matched character string sample of sliding trace, and the character string information and preset character string sample are compared, judge two
Whether person is matched, if so, judging that sliding trace with preset sample value is matched.
Preferably, judge also to wrap before the step of whether sliding trace and finger print information match with preset sample value
It includes：The account information logged in is obtained, obtaining preset sample fingerprint corresponding with account information according to the account information of login believes
Breath and preset sample point sequence corresponding with account information obtain preset sample corresponding with the account information
Value.
Different accounts can be logged in corresponding client in terminal, the corresponding permission of different accounts is different
Or the information difference that account is all, also, the finger-print cipher of different accounts and gesture password are individual subscriber setting, mutually
Between be different.When carrying out authentication, just need to obtain corresponding account information first, could further obtain with
Account information it is corresponding carry out authentication needs data information, such as preset sample value information, could further into
The authentication of row account.
For example, in the application scenarios of a mobile payment application, user needs to transfer accounts to other account, then needs
The permission of transferring accounts of user is verified.In the interface of transferring accounts of mobile payment application, the account letter currently logged in is obtained
Breath, searched in corresponding database according to the account information sample fingerprint information corresponding with account information and with this
The corresponding sample sliding trace of account information, i.e. sample point sequence.In step S106：Judge whether are sliding trace and finger print information
It is used for the sample compared with the sliding trace and finger print information got in being matched with preset sample value, in deterministic process
This value is preset sample value corresponding with the account information of the login.
In one embodiment, as shown in figure 3, to solve the existing authentication based on fingerprint recognition mentioned above
The technical issues of safety is insufficient existing for method also correspondingly proposes a kind of authentication means based on fingerprint recognition,
The device includes：
Slip event detection module 102, for detecting the slip event triggered on a touchpad；
Data obtaining module 104, for obtaining the parameter value of slip event, the parameter value of slip event includes sliding trace
With touch point position, and corresponding with touch point finger print information is obtained；
Authentication module 106, for judging whether sliding trace and finger print information match with preset sample value, if
It is that then authentication passes through.
Optionally, the quantity of sliding trace is at least two；And authentication module 106 is additionally operable to judge each slip rail
Whether mark matches with corresponding preset sample value.
Optionally, which further includes character string acquisition module 108, for being worth to according to the parameter of the slip event
The corresponding character string of the sliding trace；Authentication module 106 is additionally operable to judge that the corresponding character string of the sliding trace is
It is no to be matched with preset sample value.
Optionally, the parameter value of slip event further includes stay time corresponding with touch point；Data obtaining module 104 is also
It is more than preset threshold value in the stay time for detecting stay time corresponding with the touch point in the touch event
When, obtain finger print information corresponding with the touch point.
Optionally, which further includes account information acquisition module 110, for obtaining the account information logged in, according to institute
The account information for stating login obtains preset sample value corresponding with the account information.
Implement the embodiment of the present invention, will have the advantages that：
After employing above-mentioned auth method and device based on fingerprint recognition, verified in the identity to user
When, user is needed to input corresponding finger print information and corresponding gesture password, it is only logical in finger print information and gesture password
When crossing verification, authentication could pass through.That is, compared with traditional technology, root is gone back during sliding trace is detected
Finger print information is detected according to the touch point of sliding trace so that when the identity to user is verified, needs user both defeated
Enter correct gesture password, it is also desirable to which the finger print information of the user of input gesture password can be believed with the sample fingerprint of advance typing
Breath matching, therefore be equivalent to and double layer encryption has been carried out to the account information or related data of user, so as to improve authentication
The safety of method.
One of ordinary skill in the art will appreciate that realizing all or part of flow in above-described embodiment method, being can be with
Relevant hardware is instructed to complete by computer program, the program can be stored in a computer read/write memory medium
In, the program is when being executed, it may include such as the flow of the embodiment of above-mentioned each method.Wherein, the storage medium can be magnetic
Dish, CD, read-only memory (Read-Only Memory, ROM) or random access memory (Random Access
Memory, RAM) etc..
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect range.Therefore, the protection domain of patent of the present invention should be determined by the appended claims, made according to the claims of the present invention etc.
With variation, it is still within the scope of the present invention.
Claims (8)
1. a kind of auth method based on fingerprint recognition, which is characterized in that including：
The account information logged in is obtained, preset sample is obtained in corresponding database according to the account information of the login
It is worth, multiple account informations is stored in terminal, each account information is set by different users, and the preset sample value includes
Sample fingerprint information corresponding with the account information of the login and sample corresponding with the account information of the login slide
Track；
Detect the slip event triggered on a touchpad；
The parameter value of the slip event is obtained, the parameter value of the slip event includes sliding trace and touch point position, and
Obtain finger print information corresponding with the touch point；
Judge whether the sliding trace and the finger print information match with preset sample value, if so, authentication is led to
It crosses.
2. the auth method according to claim 1 based on fingerprint recognition, which is characterized in that the sliding trace
Quantity is at least two；
It is described to judge that the step of whether sliding trace and the finger print information match with preset sample value includes：
Judge whether each sliding trace matches with corresponding preset sample value.
3. the auth method according to claim 1 or 2 based on fingerprint recognition, which is characterized in that the acquisition institute
After the step of stating the parameter value of slip event, the method further includes：
The corresponding character string of the sliding trace is worth to according to the parameter of the slip event；
It is described judge the step of whether sliding trace and the finger print information match with preset sample value after, it is described
Method further includes：
Judge whether the corresponding character string of the sliding trace matches with preset sample value.
4. the auth method according to claim 1 or 2 based on fingerprint recognition, which is characterized in that the slip thing
The parameter value of part further includes stay time corresponding with touch point；
The step of acquisition finger print information corresponding with the touch point, includes：
Stay time corresponding with the touch point in the touch event is detected, is more than preset threshold value in the stay time
When, obtain finger print information corresponding with the touch point.
5. the auth method according to claim 1 based on fingerprint recognition, which is characterized in that the touch point includes
The starting point of sliding trace.
6. a kind of authentication means based on fingerprint recognition, which is characterized in that including：
Account information acquisition module for obtaining the account information logged in, is counted according to the account information of the login accordingly
According to preset sample value is obtained in library, multiple account informations are stored in terminal, each account information is set by different users,
The preset sample value includes sample fingerprint information corresponding with the account information of the login and the account with the login
The corresponding sample sliding trace of family information；
Slip event detection module, for detecting the slip event triggered on a touchpad；
Data obtaining module, for obtaining the parameter value of the slip event, the parameter value of the slip event includes sliding rail
Mark and touch point position, and obtain finger print information corresponding with the touch point；
Authentication module, for judging whether the sliding trace and the finger print information match with preset sample value,
If so, authentication passes through.
7. the authentication means according to claim 6 based on fingerprint recognition, which is characterized in that described device further includes
Character string acquisition module, for being worth to the corresponding character string of the sliding trace according to the parameter of the slip event；
The authentication module is additionally operable to judge whether the corresponding character string of the sliding trace matches with preset sample value.
8. the authentication means based on fingerprint recognition described according to claim 6 or 7, which is characterized in that the slip thing
The parameter value of part further includes stay time corresponding with touch point；
Described information acquisition module is additionally operable to detect stay time corresponding with the touch point in the touch event, described
When stay time is more than preset threshold value, finger print information corresponding with the touch point is obtained.
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| CN103365450A (en) * | 2012-04-02 | 2013-10-23 | 鸿富锦精密工业（深圳）有限公司 | Control method and system for electronic device |
| CN103678976A (en) * | 2012-09-18 | 2014-03-26 | 阿里巴巴集团控股有限公司 | Method for authenticating identity through handwriting input device and handwriting input device |
| CN104573451A (en) * | 2013-10-29 | 2015-04-29 | 深圳市腾讯计算机***有限公司 | User verification method and device and electronic device |
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