CN105913850A - Text related vocal print password verification method - Google Patents
Text related vocal print password verification method Download PDFInfo
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- CN105913850A CN105913850A CN201610246535.6A CN201610246535A CN105913850A CN 105913850 A CN105913850 A CN 105913850A CN 201610246535 A CN201610246535 A CN 201610246535A CN 105913850 A CN105913850 A CN 105913850A
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- Prior art keywords
- user
- sound
- password
- vocal print
- groove model
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L17/00—Speaker identification or verification
- G10L17/22—Interactive procedures; Man-machine interfaces
- G10L17/24—Interactive procedures; Man-machine interfaces the user being prompted to utter a password or a predefined phrase
Abstract
The invention discloses a text related vocal print password verification method, and the method comprises the steps: reminding a user of carrying out reading loudly through randomly generating a character or a character string; carrying out the comparison and analysis of the vocal print of a collected reading audio and a preset user vocal print model; and judging that the verification is passed when the content is correct and the vocal prints are consistent. The method can guarantee the accuracy, safety and instantaneity of a recognition result, and brings convenience to a user for use.
Description
Technical field
The present invention relates to the technology of a kind of information security field, specifically a kind of text is correlated with vocal print method of password authentication.
Background technology
Application on Voiceprint Recognition (Voiceprint Recognition) is also referred to as Speaker Identification, is divided into speaker to recognize and speaker verification.
The former is in order to judge that certain section of voice is which in some people is said；The latter is then to judge whether certain section of voice is described in particular person.
Task is different, and the technology used is the most different.
Vocal print password authentification is a kind of application of speaker verification, and the method requires user input voice, and the person that confirms to speak accordingly
Part.User's registration and authentication generally use the phonetic entry (text is correlated with) of fixed password text in this application, eliminate language
Sound content deltas, thus its vocal print is frequently more consistent, can obtain the speaker verification unrelated compared to text accordingly and preferably test
Card effect.The most conventional vocal print password often uses fixed number word string (classical mode) or random number word string, for the former,
The feature of the latter's maximum is to can be good at preventing the attacks such as playback of recording, and only a few can use text unrelated.
The shortcoming of existing vocal print cipher verification technique includes: text independent manner is registered, the speech data of checking is many, authenticated
Journey is slow, is not suitable for real-time, user's vocal print password authentification, and Consumer's Experience is the most poor；The classical mode existence that text is relevant is ravesdropping
Security risk, more likely by the attack that plays back of recording；Random cipher prompt modes is correlated with as text a kind of change of classical mode
, there is not content confidentiality in type, and declines relative to text classical mode accuracy rate of being correlated with.Respective due to above-mentioned several schemes
Shortcoming, Application on Voiceprint Recognition present stage do not obtains large-scale application.
Summary of the invention
The present invention is directed to deficiencies of the prior art, propose a kind of text and be correlated with vocal print method of password authentication, it can be ensured that
The accuracy rate of recognition result, safety and real-time, and be user-friendly to.
The present invention is achieved by the following technical solutions:
The present invention relates to a kind of text be correlated with vocal print method of password authentication, point out user to carry out by stochastic generation character or character string
Read aloud, and the vocal print reading aloud in audio frequency collected is analyzed with the user's sound-groove model preset, when content is correct and sound
When stricture of vagina is consistent, decision verification passes through.
Described vocal print refers to: vocal print is the unique characteristics of speech sounds of user extracted by acoustic signal feature and model method.
Described sound-groove model refers to: the characteristics of speech sounds using user is its identity model set up.
Described default refer to: when carrying out voiceprint registration, it is desirable to user says a self-defining character string as password, according to
The voice messaging that user reads aloud sets up sound-groove model, calls during for voice print verification.
Described stochastic generation refers to: random extraction partial character or portion from the self-defining character string as password of user preset
Point character string, and provide the location expression of this partial character or partial character string, prompting user says this self-defining character string and spy
Character is put in location.
Described relative analysis refers to: the voiceprint that the checking audio extraction that comparing user newly provides obtains and its acoustic model it
Between similarity degree, similarity height then accepts, and otherwise refuses.
Described location expression uses but is not limited to: partial character or partial character string are positioned at the relative position in self-defining character string.
Described ad-hoc location uses but is not limited to: the first character in self-defining character string, last character or middle arbitrary
Individual or the character of multiple position.
The present invention relates to a kind of system realizing said method, including: user sound-groove model data base and be attached thereto respectively
Voiceprint registration module, secret generation module and vocal print authentication module, wherein: voiceprint registration module is by the sound-groove model output of registration
To user sound-groove model data base, secret generation module generates password and points out user typing, and user is inputted by voice print verification module
Information carries out sound-groove model extraction, and carries out comparison with the sound-groove model that prestores in model database.
Technique effect
Compared with prior art, due to the fact that each random content is different, listener-in has no way of learning original password and combination side
Method, reduces and reveals the security risk of password because meeting with eavesdropping, more avoid recording replay attack；Secondly, relative to secret
Code prompt modes, has content confidentiality, and accuracy rate is higher, and required registration audio time is short, and recognition accuracy is high, uses
Family is experienced.
Accompanying drawing explanation
Fig. 1 is present system structure chart；
Fig. 2 is flow chart of the present invention.
Detailed description of the invention
It is correlated with vocal print password validation system as it is shown in figure 1, the present embodiment relates to a kind of text, including: user's sound-groove model data
Storehouse and the voiceprint registration module being attached thereto respectively, secret generation module and vocal print authentication module, wherein: voiceprint registration module will
The sound-groove model output of registration generates password to user sound-groove model data base, secret generation module and points out user typing, vocal print
The information that user is inputted by authentication module carries out sound-groove model extraction, and carries out checking ratio with the sound-groove model that prestores in model database
Relatively.
Described voiceprint registration module includes: be used for gathering the vocal print typing unit of user's voiceprint, according to the vocal print collected
Information is that user sets up sound-groove model and is stored in the model training unit in user sound-groove model data base.
Described secret generation module includes: for choosing the random site signal generating unit of random site, selected for determining
The description of position, such as the location expression unit of the different description methods such as the 4th or 2nd reciprocal, for determining selected
Position converts, if selected location is that numeral can carry out adding the mapping mode signal generating unit of 1 operation etc. and for verification through front
The password of three module generations describes the most legal and exports the description legitimacy verification unit to user.
Described voice print verification module includes: the new password conversion crude oil sound-groove model for generating according to secret generation module is new
The sound-groove model converter unit of the sound-groove model that password is relevant, the password generated according to secret generation module for gathering user describe reading
The user of the voiceprint of the new password gone out verifies typing unit and verifies that voiceprint information is made according to new model and user and be
The voice print verification decision package of the no decision-making allowing user to be verified by system.
As in figure 2 it is shown, the present embodiment includes operating procedure in detailed below:
Step 1) voiceprint registration, vocal print typing unit gathers the self-defined password of multipass of user's typing.
Step 2) sound-groove model training, model training unit is that user sets up sound-groove model and is stored according to the voiceprint collected
In user sound-groove model data base.
Step 3) checking password generate, four submodules of secret generation module cooperated: random site signal generating unit choose with
Seat in the plane is put, and location expression unit determines how to describe selected position, and how mapping mode signal generating unit determines to selected position
Put and convert, generate checking password and describe, via describe the verification of legitimacy verification unit legal after final password is described transmission
To sound-groove model converter unit and be prompted to user.
Step 4) checking sound-groove model generation, sound-groove model converter unit is responsible for describing according to the password that secret generation module generates becoming
Changing crude oil sound-groove model is the sound-groove model that new password is relevant.
Step 5) user's voice print verification, user verifies that typing unit collection user describes according to the password that secret generation module generates and reads
The voiceprint of the new password gone out.According to new model and user, voice print verification decision-making module verifies that voiceprint information be made whether to allow
The decision-making that user is verified by system.
Make use-case one
When carrying out voiceprint registration, User Defined password " 234524 ", continuous typing three times, complete registration process.
When carrying out voice print verification, system prompt
" connecting method: suffix splices
Location expression: bit digital second from the bottom
Mapping mode: nothing "
User reads " 2345242 ".Content is correct and vocal print is the most then verified, otherwise system refusal.
Make use-case two
When carrying out voiceprint registration, User Defined password " 2345242 ", continuous typing three times, complete registration process.
2. when carrying out voice print verification, system prompt
" connecting method: prefix is spliced
Location expression: the 1st bit digital
Mapping mode :+1 "
User reads " 3234524 ".Content is correct and vocal print is the most then verified, otherwise system refusal.
Make use-case three
1. when carrying out voiceprint registration, User Defined password " 234524 ", continuous typing three times, complete registration process.
When carrying out voice print verification, system prompt
" connecting method: suffix splices
Location expression: even number position digital
Mapping mode: nothing "
2. user reads " 234524354 ".Content is correct and vocal print is the most then verified, otherwise system refusal.
Make use-case four
1. when carrying out voiceprint registration, User Defined password " happy new year 121 ", continuous typing three times, complete registration process.
When carrying out voice print verification, system prompt
" connecting method: suffix splices
Location expression: first Chinese character
Mapping mode: nothing "
User reads " happy new year 121 new ".Content is correct and vocal print is the most then verified, otherwise system refusal.
Above-mentioned be embodied as can by those skilled in the art on the premise of without departing substantially from the principle of the invention and objective in a different manner
It is carried out local directed complete set, and protection scope of the present invention is as the criterion with claims and is not limited by above-mentioned being embodied as, in its scope
Each interior implementation is all by the constraint of the present invention.
Claims (6)
1. a text is correlated with vocal print method of password authentication, it is characterised in that point out user by stochastic generation character or character string
Read aloud, and the vocal print reading aloud in audio frequency collected is analyzed, when content is correct with the user's sound-groove model preset
And vocal print consistent time decision verification pass through；
Described vocal print refers to: vocal print is the unique characteristics of speech sounds of user extracted by acoustic signal feature and model method；
Described sound-groove model refers to: the characteristics of speech sounds using user is its identity model set up；
Described default refer to: when carrying out voiceprint registration, it is desirable to user says a self-defining character string as password, according to
The voice messaging that family is read aloud sets up sound-groove model, calls during for voice print verification.
Text the most according to claim 1 is correlated with vocal print method of password authentication, it is characterized in that, described stochastic generation refers to:
Random extraction partial character or partial character string from the self-defining character string as password of user preset, and provide this partial character
Or the location expression of partial character string, prompting user says this self-defining character string and ad-hoc location character.
Text the most according to claim 1 is correlated with vocal print method of password authentication, it is characterized in that, described relative analysis refers to:
Similarity degree between voiceprint and its acoustic model that the checking audio extraction that relatively user newly provides obtains, similarity height then connects
It is subject to, otherwise refuses.
4. one kind realizes the system of method described in any of the above-described claim, it is characterised in that including: user's sound-groove model data
Storehouse and the voiceprint registration module being attached thereto respectively, secret generation module and vocal print authentication module, wherein: voiceprint registration module will
The sound-groove model output of registration generates password to user sound-groove model data base, secret generation module and points out user typing, vocal print
The information that user is inputted by authentication module carries out sound-groove model extraction, and carries out checking ratio with the sound-groove model that prestores in model database
Relatively；
Described secret generation module includes: for choosing the random site signal generating unit of random site, for determining selected position
The location expression unit of the description put, for determining the mapping mode signal generating unit that selected position is converted and for school
Test the password produced through first three module describe the most legal and export the description legitimacy verification unit to user.
System the most according to claim 4, is characterized in that, described voiceprint registration module includes: be used for gathering user's sound
The voiceprint that the vocal print typing unit of stricture of vagina information, basis collect is that user sets up sound-groove model and is stored in user's sound-groove model data
Model training unit in storehouse.
System the most according to claim 4, is characterized in that, described voice print verification module includes: for raw according to password
The new password conversion crude oil sound-groove model becoming module to generate is the sound-groove model converter unit of the sound-groove model that new password is relevant, for adopting
The user of the voiceprint that the password that collection user generates according to secret generation module describes the new password of reading verify typing unit and
Verify that voiceprint information be made whether the voice print verification decision-making of the decision-making allowing user to be verified by system according to new model and user
Unit.
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| CN107393541A (en) * | 2017-08-29 | 2017-11-24 | 百度在线网络技术（北京）有限公司 | Information Authentication method and apparatus |
| CN107492379A (en) * | 2017-06-30 | 2017-12-19 | 百度在线网络技术（北京）有限公司 | A kind of voice-print creation and register method and device |
| CN109087647A (en) * | 2018-08-03 | 2018-12-25 | 平安科技（深圳）有限公司 | Application on Voiceprint Recognition processing method, device, electronic equipment and storage medium |
| CN109473107A (en) * | 2018-12-03 | 2019-03-15 | 厦门快商通信息技术有限公司 | A kind of relevant method for recognizing sound-groove of text half and system |
| CN110021307A (en) * | 2019-04-04 | 2019-07-16 | Oppo广东移动通信有限公司 | Audio method of calibration, device, storage medium and electronic equipment |
| CN110502886A (en) * | 2019-08-16 | 2019-11-26 | 广州国音智能科技有限公司 | Multifactor authentication method, apparatus, terminal and computer storage medium |
| CN110517695A (en) * | 2019-09-11 | 2019-11-29 | 国微集团(深圳)有限公司 | Verification method and device based on vocal print |
| CN110570869A (en) * | 2019-08-09 | 2019-12-13 | 科大讯飞股份有限公司 | Voiceprint recognition method, device, equipment and storage medium |
| CN111445904A (en) * | 2018-12-27 | 2020-07-24 | 北京奇虎科技有限公司 | Cloud-based voice control method and device and electronic equipment |
| CN111883141A (en) * | 2020-07-27 | 2020-11-03 | 李林林 | Text semi-correlation voiceprint recognition method and system |
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| CN107492379A (en) * | 2017-06-30 | 2017-12-19 | 百度在线网络技术（北京）有限公司 | A kind of voice-print creation and register method and device |
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| CN109087647A (en) * | 2018-08-03 | 2018-12-25 | 平安科技（深圳）有限公司 | Application on Voiceprint Recognition processing method, device, electronic equipment and storage medium |
| CN109473107B (en) * | 2018-12-03 | 2020-12-22 | 厦门快商通信息技术有限公司 | Text semi-correlation voiceprint recognition method and system |
| CN109473107A (en) * | 2018-12-03 | 2019-03-15 | 厦门快商通信息技术有限公司 | A kind of relevant method for recognizing sound-groove of text half and system |
| CN111445904A (en) * | 2018-12-27 | 2020-07-24 | 北京奇虎科技有限公司 | Cloud-based voice control method and device and electronic equipment |
| CN110021307A (en) * | 2019-04-04 | 2019-07-16 | Oppo广东移动通信有限公司 | Audio method of calibration, device, storage medium and electronic equipment |
| CN110570869A (en) * | 2019-08-09 | 2019-12-13 | 科大讯飞股份有限公司 | Voiceprint recognition method, device, equipment and storage medium |
| CN110570869B (en) * | 2019-08-09 | 2022-01-14 | 科大讯飞股份有限公司 | Voiceprint recognition method, device, equipment and storage medium |
| CN110502886A (en) * | 2019-08-16 | 2019-11-26 | 广州国音智能科技有限公司 | Multifactor authentication method, apparatus, terminal and computer storage medium |
| CN110502886B (en) * | 2019-08-16 | 2022-05-27 | 广州国音智能科技有限公司 | Multiple identity authentication method, device, terminal and computer storage medium |
| CN110517695A (en) * | 2019-09-11 | 2019-11-29 | 国微集团(深圳)有限公司 | Verification method and device based on vocal print |
| CN111883141A (en) * | 2020-07-27 | 2020-11-03 | 李林林 | Text semi-correlation voiceprint recognition method and system |
| CN116612766A (en) * | 2023-07-14 | 2023-08-18 | 北京中电慧声科技有限公司 | Conference system with voiceprint registration function and voiceprint registration method |
| CN116612766B (en) * | 2023-07-14 | 2023-11-17 | 北京中电慧声科技有限公司 | Conference system with voiceprint registration function and voiceprint registration method |
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