CN104504321A - Method and system for authenticating remote user based on camera - Google Patents
Method and system for authenticating remote user based on camera Download PDFInfo
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- CN104504321A CN104504321A CN201510003086.8A CN201510003086A CN104504321A CN 104504321 A CN104504321 A CN 104504321A CN 201510003086 A CN201510003086 A CN 201510003086A CN 104504321 A CN104504321 A CN 104504321A
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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
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/74—Image or video pattern matching; Proximity measures in feature spaces
- G06V10/75—Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features; Coarse-fine approaches, e.g. multi-scale approaches; using context analysis; Selection of dictionaries
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06F2221/2141—Access rights, e.g. capability lists, access control lists, access tables, access matrices
Abstract
The invention discloses a method for authenticating remote user based on a camera. According to the method, an identity card surface image and a customer face image can be simultaneously snapshot, the shooting process can be recorded and uploaded to a background auditor in real time during shooting, so that others can be effectively prevented from stealing the identity card image and a head portrait of a customer and deceiving. The customer needs to randomly do action by coordinating with prompt in the shooting process, the risk of deceiving by modes such as prerecorded videos can be effectively prevented, identity card surface information is automatically recognized, basic information and a face photo are inspected through networking of ministry of public security according to the information, effectiveness of an identity card is finally determined by comparison, consistency of an on-site shot face image, the identity card surface face image and a networked inspection face image is verified through face recognition technology to ensure that the customer does business with the personal identity card of the customer, and the risk of others' deception is effectively prevented.
Description
Technical field
The present invention relates to the technical field of computer authentication, particularly a kind of method and system realizing long-distance user's authentication based on terminal device camera.
Background technology
Along with internet is popularized and the development of technology, very multiple services in some industries (as security, bank, insurance etc.) is handled also gradually can in internet or RTU (remote terminal unit) (as VTM, mobile phone etc.) on directly long-rangely to handle, the most generally Web bank, Mobile banking etc. at present.Some other traditional business is also being moved in internet or RTU (remote terminal unit) gradually, as security open an account, bank opens card etc.These business are all need " client itself hold me perfect instrument " to handle according to the rules.If handled in the cabinet face of outlet in a traditional way, then need client itself to hold my perfect instrument and handle to cabinet face, by cabinet face staff's on-site verification client identity.If these business moved in internet or RTU (remote terminal unit), allow consumer remote handle, then namely the subject matter faced be the checking of client identity, namely how to determine that " client itself hold me perfect instrument " is handling.
Way relatively more conventional is at present the image and the facial image that allow client clap I.D. pros and cons respectively, then passes to background audit personnel and carries out manual examination and verification.If conditions permit, also by I.D. identification reading instrument, the information in I.D. chip can be read out, facilitate background audit personnel to audit the consistance of I.D. surface information and chip internal information further.There is certain defect in above-mentioned way: the I.D. pros and cons image of (1) client and facial image, independently can be taken by client oneself or others, background audit personnel, owing to seeing floor, also just cannot confirm to be that client itself takes and uploads; (2) when client takes I.D. pros and cons image and facial image, because the reason such as shooting environmental, misoperation often can cause taking be not very clear, after uploading, if background audit personnel cannot see clearly, client can be allowed again to take and upload, substantially prolongs the time of business handling, client also can be allowed to feel more loaded down with trivial details, and customer experience is bad; (3) most of occasion cannot use I.D. identification reading instrument, client can only take I.D. and facial image by camera, therefore background audit personnel cannot obtain the information in customer's identity card chip, also just cannot judge that whether ID Card Image surface information is consistent with chip internal information, causes background audit personnel cannot differentiate the true and false of customer's identity card like this.
Summary of the invention
First object of the present invention is that the shortcoming overcoming prior art is with not enough, provides a kind of method realizing long-distance user's authentication based on terminal device camera.
Another object of the present invention is that the shortcoming overcoming prior art is with not enough, provides a kind of system realizing long-distance user's authentication based on terminal device camera.
First object of the present invention is achieved through the following technical solutions:
Realize a method for long-distance user's authentication based on terminal device camera, comprise the following steps:
S1, open the camera of remote upload user and local verification user device therefor, the N number of rectangle frame of stochastic generation in the video pictures of camera, and successively from 1 to N, random number is carried out to rectangle frame, wherein said rectangle frame is used for the corresponding regional area represented in video pictures, N be more than or equal to 3 natural number;
S2, from checking action database, select 3 essential checking actions and carry out random number successively, wherein said random number is not reproducible and be less than or equal to N, then local verification user is pointed out in the rectangle frame of specifying numbering, to complete checking action successively according to the operation instructions of checking action successively, target image in described rectangle frame is automatically detected and captures collection simultaneously, 3 in wherein said checking action database essential checking actions are be filled in X rectangle frame in video pictures by local verification user face head portrait respectively, local verification user China second-generation identity card front is filled in Y rectangle frame in video pictures, local verification user China second-generation identity card reverse side is filled in Z rectangle frame in video pictures, 1≤X, Y, Z≤N,
S3, described China second-generation identity card direct picture and China second-generation identity card verso images carried out to the automatic OCR of surface information and identify, obtain local verification user identity card surface information, then Ministry of Public Security's online checking essential information and the human face photo of user is obtained by I.D. surface information, whether identical with online checking essential information by comparing I.D. surface information, whether identifying user identity card is effective I.D.;
S4, utilize Automatic face recognition technology, the on-the-spot facial image of the local verification user human face photo on described China second-generation identity card direct picture surface, camera captured and Ministry of Public Security's online checking human face photo carry out comparison between two mutually, and whether checking is local verification user;
S5, remote upload user comprehensively audit authorization information, manually audit China second-generation identity card pros and cons surface information, online checking information comparing result and face authentication result, judge whether local verification subscriber authentication is passed through.
Preferably, also comprise the following steps:
S6, by local verification user rs authentication operation realtime video transmission to the remote upload user on backstage, make remote upload user can the verification operation of real time inspection local verification user.
Preferably, also comprise the following steps:
S7, by local verification user rs authentication operation video record be saved to remote storage server, make remote upload user can retrieve for examination at any time local verification user rs authentication operation video.
Preferably, in described step S2, target image in rectangle frame to be detected automatically and the detailed process of capturing collection is:
S201, detect wait capture target image whether be filled into appointment rectangle frame, namely wait capture target image whether reach certain limit with the rectangle frame overlapping area of specifying;
If the overlapping area of S202 testing result does not reach certain limit, prompting local verification user is made checking action again, if the overlapping area of testing result reaches certain limit, enter next step;
S203, if image to be detected is facial image, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, human face posture, expression, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image, if image to be detected is China second-generation identity card image, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image.
Preferably, described step S4 is specifically divided into:
Third phase between the on-the-spot facial image of local verification user that the first Similarity value between the on-the-spot facial image of local verification user that S401, the human face photo calculating described China second-generation identity card direct picture surface respectively and camera are captured, the second Similarity value between the human face photo on described China second-generation identity card direct picture surface and Ministry of Public Security's online checking human face photo, described camera are captured and Ministry of Public Security's online checking human face photo is like angle value;
S402, respectively by first, second, third described Similarity value with preset decision threshold compare, if comparative result is all greater than default decision threshold, then make the checking conclusion being local verification user.
Preferably, described default decision threshold can be preset as three arbitrary judgment thresholds, to obtain higher checking reliability.
Preferably, in described step S1, in video pictures, the mode of the N number of rectangle frame of stochastic generation can be draw all rectangle frames in video pictures simultaneously, also can be draw corresponding rectangle frame successively according to the checking sequence of movement in described step S2.
Preferably, verify in described step S2 that the checking action of action database also comprises following optional actions: to be filled into by the driver's license of local verification user in P in video pictures described rectangle frame or to be filled into by the property ownership certificate of local verification user in Q described rectangle frame in video pictures, 1≤P, Q≤N.
Another object of the present invention is achieved through the following technical solutions:
Realize a system for long-distance user's authentication based on terminal device camera, comprise following devices:
Authentication apparatus for initializing, this device is for opening the camera of remote upload user and local verification user device therefor, the N number of rectangle frame of stochastic generation in the video pictures of camera, and successively from 1 to N, random number is carried out to rectangle frame, wherein said rectangle frame is used for the corresponding regional area represented in video pictures, N be more than or equal to 3 natural number;
Target image captures harvester, this device is used for from checking action database, selecting 3 essential checking actions and carrying out random number successively, wherein said random number is not reproducible and be less than or equal to N, then local verification user is pointed out in the rectangle frame of specifying numbering, to complete checking action successively according to the operation instructions of checking action successively, target image in rectangle frame detected automatically simultaneously and capture collection, 3 in wherein said checking action database essential checking actions are be filled in X rectangle frame in video pictures by local verification user face head portrait respectively, local verification user China second-generation identity card front is filled in Y rectangle frame in video pictures, local verification user China second-generation identity card reverse side is filled in Z rectangle frame in video pictures, 1≤X, Y, Z≤N,
Image OCR recognition device, this device is used for carrying out the automatic OCR of surface information to described China second-generation identity card direct picture and China second-generation identity card verso images and identifies, obtain local verification user identity card surface information, then Ministry of Public Security's online checking essential information and the human face photo of user is obtained by I.D. surface information, whether identical with online checking essential information by comparing I.D. surface information, whether identifying user identity card is effective I.D.;
Face authentication means, this device is used for utilizing Automatic face recognition technology, the on-the-spot facial image of the local verification user human face photo on described China second-generation identity card direct picture surface, camera captured and Ministry of Public Security's online checking human face photo carry out comparison between two mutually, and whether checking is local verification user;
Authentication comprehensive descision device, this device is used for remote upload user and comprehensively audits authorization information, manually China second-generation identity card pros and cons surface information, online checking information comparing result and face authentication result are audited, judge whether local verification subscriber authentication is passed through.
Preferably, also following devices is comprised:
Real-time video transmission device, this device is used for local verification user rs authentication to operate the remote upload user of realtime video transmission to backstage, makes the verification operation of remote upload user energy real time inspection local verification user;
Video recording device, this device is used for local verification user rs authentication operation video record to be saved to remote storage server, makes remote upload user can retrieve for examination local verification user rs authentication operation video at any time.
Preferably, described target image candid photograph harvester specifically comprises following modules:
Image and rectangle frame registration detection module, for detecting, this module waits whether capture target image is filled into appointment rectangle frame, namely wait whether capture target image reaches certain limit with the rectangle frame overlapping area of specifying;
Main control device, if the overlapping area that this module is used for testing result does not reach certain limit, again makes checking action by prompting local verification user, if the overlapping area of testing result reaches certain limit, enters next step;
Image quality assessment and candid photograph acquisition module, if it is facial image that this module is used for image to be detected, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, human face posture, expression, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image, if image to be detected is China second-generation identity card image, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image.
Preferably, described face authentication means specifically comprises following modules:
Similarity calculation module, this module is used for, calculate the on-the-spot facial image of local verification user that the human face photo on described China second-generation identity card direct picture surface and camera capture respectively between the on-the-spot facial image of local verification user captured of the second Similarity value between the first Similarity value, the human face photo on described China second-generation identity card direct picture surface and Ministry of Public Security's online checking human face photo, described camera and Ministry of Public Security's online checking human face photo between third phase like angle value;
Decision threshold comparison module, first, second, third described Similarity value and the decision threshold preset compare by this module respectively, if comparative result is all greater than default decision threshold, then make the checking conclusion being local verification user, wherein said default decision threshold can be preset as three arbitrary judgment thresholds, to obtain higher checking reliability.
The present invention has following advantage and effect relative to prior art:
1, method and system provided by the invention, I.D. direct picture and client's facial image can be captured simultaneously, and also due to during shooting can shooting process be recorded simultaneously and be uploaded to background audit personnel in real time, therefore, it is possible to effectively strick precaution others usurp the risk that customer's identity card image and head portrait carry out cheating.
2, method and system provided by the invention requires that client is in shooting process, coordinating prompting to do action at random, can effectively taking precautions against the risk of cheating by prerecording the modes such as video.
3, method and system provided by the invention demonstrate,proves surface information by automatic identification identity, and acquisition of information Ministry of Public Security online checking essential information and human face photo accordingly, finally by comparison I.D. surface essential information and online checking essential information, determine one's identity card validity, pass through face recognition technology simultaneously, the consistance of checking shooting facial image, I.D. surface facial image and online checking facial image, guarantee it is that client itself holds personal identification papers's transacting business, effectively taken precautions against the risk of other people deception.
4, method and system provided by the invention can the I.D. surface image of automatic decision shooting and the quality of user's facial image, Timeliness coverage image off quality, user is made just to guarantee that the picture quality that user uploads is qualified when transacting business, avoid allow user follow-up again shooting and upload images, thus improve Consumer's Experience, also improve business handling efficiency.
5, method and system provided by the invention is by the measure of above-mentioned several respects, effectively can solve the high efficiency and the integrity problem that utilize remote terminal camera to realize long-distance user's authentication, some traditional businesses of some industries are moved to internet and terminal device handle to become possibility, be conducive to improving industry work efficiency, promote industry production power.
Accompanying drawing explanation
Fig. 1 is a kind of method flow diagram realizing long-distance user's authentication based on terminal device camera of the present invention;
Fig. 2 is the method flow schematic diagram realizing long-distance user's authentication in the present embodiment one based on terminal device camera;
Fig. 3 is the block diagram of system realizing long-distance user's authentication in the present embodiment two based on terminal device camera.
Embodiment
For making object of the present invention, technical scheme and advantage clearly, clearly, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment one
Fig. 2 is a kind of method flow schematic diagram realizing long-distance user's authentication based on terminal device camera that the present invention proposes.Existing composition graphs 2, is illustrated a kind of method realizing long-distance user's authentication based on terminal device camera that the present invention proposes.
A kind of method realizing long-distance user's authentication based on terminal device camera that the present embodiment one proposes comprises the following steps:
Step 100: open camera;
Open the camera of remote validation user device therefor, as mobile phone camera.Described camera can be various conventional cameras, and the camera that such as USB camera, notebook computer carry, the shooting of mobile phone are first-class.
Step 101: stochastic generation prompt action series;
More pre-designed actions, include but not limited to: require that head is filled into the appointed area in video pictures by remote validation user, require that China second-generation identity card front is filled into the appointed area in video pictures by remote validation user, require that China second-generation identity card reverse side is filled into the appointed area in video pictures by remote validation user, require that driver's license front is filled into the appointed area in video pictures by remote validation user, require that driver's license reverse side is filled into the appointed area in video pictures by remote validation user, require that property ownership certificate is placed into the appointed area in video pictures by remote validation user.Then according to actual needs, stochastic generation needs remote validation user to coordinate the action done, as I.D. pros and cons is filled in the rectangle frame of a stochastic generation in video pictures, and the number of people is filled in the rectangle frame of a stochastic generation in video pictures.
Wherein, the concrete quantity of rectangle frame can be arranged according to actual requirement, and the position of rectangle frame can produce at random, and large I arranges according to actual conditions or arranges at random.Several rectangle frame can be drawn simultaneously, or draw one or more rectangle frame successively according to certain step.
Step 102: transmission real-time video is to background audit personnel;
By local verification user operation realtime video transmission to the background audit personnel (i.e. remote validation user) of far-end, make background audit personnel can see user operation video in real time.Real-time video can by the transmission of conventional transmission network, such as cable broadband, WIFI, 3G, 4G etc.
Step 103: recorded video;
The real-time video of local verification user operation is recorded, supports various conventional form, such as MP4, AVI, FLV etc.The video recorded can make color video, also can be non-color video.The resolution of video can be arranged according to actual conditions.The video file of recording is supported to be kept at Local or Remote storage server; Support that the video file to recording is checked.
Step 104: prompting user does action;
Prompting local verification user does the action that step 101 generates, as I.D. pros and cons is first filled in a rectangle frame in video pictures by prompting user; And then in the rectangle frame number of people being filled in video pictures.The prompting of action by various effective mode, such as, can pass through text prompt, voice message, animation prompting etc.
Step 105: detect in real time and wait to capture target image;
Do in the process of action local verification user, real time automatic detection also captures target image, as I.D. pros and cons image and facial image etc.
Step 106: wait to capture target image size, position and quality assessment;
Judge to wait whether capture target image is filled into appointment rectangle frame, namely wait whether capture target image reaches certain limit with the rectangle frame overlapping area of specifying.Do not reach certain limit, prompting local verification user is done action again.
If wait size and the position satisfied set condition of capturing target image, next step is passed judgment on treating the picture quality of capturing target.To facial image, the index of judge includes but not limited to that brightness of image, image blur, sidelight, backlight, uneven illumination are even, human face posture, expression etc., passes judgment on all qualifiedly just to capture.To I.D. pros and cons image, the index of judge includes but not limited to that brightness of image, image blur, sidelight, backlight, uneven illumination are even etc., passes judgment on all qualifiedly just to capture.
Step 107: wait that capturing target image obtains;
Target image qualified to size, position and quality assessment is captured, intercepts and wait to capture object region.
Step 108: I.D. pros and cons image OCR identifies;
Carry out the automatic OCR of surface information to I.D. direct picture and I.D. verso images to identify, obtain user identity card surface information; Then Ministry of Public Security's online checking essential information and the human face photo of user is obtained by I.D. surface information.Whether identical with online checking essential information by comparing I.D. surface information, whether identifying user identity card is effective I.D..
Wherein, OCR (optical character identification, Optical Character Recognition), being the meaning that the character to optics identifies by image procossing and mode identification technology, is an importance in automatic identification technology investigation and application field.It a kind ofly word can be identified automatically the software engineering be entered in computer, is the main software supporting with scanner, belongs to non-keyboard input category, need image input device mainly scanner match.
Step 109: face authentication;
Utilize Automatic face recognition technology, by on-the-spot for the user of the face on I.D. direct picture surface, candid photograph facial image and the mutual comparison of Ministry of Public Security's online checking human face photo, verify whether they are same persons.Particularly, the face on calculating I.D. direct picture surface, the on-the-spot facial image of the user of candid photograph and Ministry of Public Security's online checking human face photo similarity between any two, obtain 3 Similarity value, be respectively the similarity 1 between the face on I.D. direct picture surface and the on-the-spot facial image of user, the similarity 2 between the on-the-spot facial image of user and Ministry of Public Security's online checking human face photo and the similarity 3 between I.D. direct picture surface facial image and Ministry of Public Security's online checking human face photo.If 3 similarities are all greater than default threshold value, then think that above-mentioned 3 human face photos belong to a people.Above-mentioned 3 similarities can compare from different threshold values respectively, to obtain higher reliability.
Step 110: judge whether authentication is passed through;
The comprehensive real-time video of last background audit personnel checks result, the video of recording checks result, I.D. pros and cons surface information and online checking information comparing result and face authentication result, judge whether client identity checking is passed through, and whether possesses legitimacy.
Embodiment two
Fig. 3 is a kind of block diagram of system realizing long-distance user's authentication based on terminal device camera that the present invention proposes.Existing composition graphs 3, is illustrated a kind of system realizing long-distance user's authentication based on terminal device camera that the present invention proposes.
A kind of system realizing long-distance user's authentication based on terminal device camera that the present invention proposes comprises:
Subsystem 200: video capture subsystem
By calling camera shooting user operation video.Camera can be various conventional cameras, and the camera that such as USB camera, notebook computer carry, the shooting of mobile phone are first-class.
Subsystem 201: real-time video checks subsystem
Can allow the operation video of examination personnel real time inspection user.The transmission network transmission that real-time video support is conventional, such as cable broadband, WIFI, 3G, 4G etc.
Subsystem 202: user performs an action generation subsystem
The more pre-designed actions of system, include but not limited to: require user head to be filled into appointed area in video pictures, require that China second-generation identity card front is filled into appointed area in video pictures, requires that China second-generation identity card reverse side is filled into the appointed area in video pictures by user by user.Other any effective action can add wherein.According to actual needs, system produces the action sequence that user needs to perform.According to the action sequence generated, in video pictures, finish corresponding rectangle frame, and point out user to perform corresponding actions.Such as respectively I.D. pros and cons and user's head are filled into and specify in rectangle frame.The concrete quantity of rectangle frame can be arranged according to the action sequence generated, and the position of rectangle frame can produce at random, and large I arranges according to actual conditions or arranges at random.Several rectangle frame can be drawn simultaneously, or draw one or more rectangle frame successively according to certain step.Prompting mode can be pointed out by word, voice or animation.
Subsystem 203: video record subsystem
The video of user operation process is recorded, supports various conventional form, such as MP4, AVI, FLV etc.The video recorded can make color video, also can be non-color video.The resolution of video can be arranged according to actual conditions.The video file of recording is supported to be kept at Local or Remote storage server; Support that the video file to recording is checked.
Subsystem 204: user performs an action detection subsystem
Detect user and whether perform certain or certain several action according to the perform an action prompting that generates subsystem 202 of user, and testing result is fed back to user and to perform an action generation subsystem.If detect that user performs certain or certain several action according to prompting, then the corresponding photo preset of capturing system, such as, detect that head is filled into by user and specify rectangular area, the corresponding facial image of user; Detect that I.D. pros and cons is filled into by user and specify rectangular area, then capture corresponding I.D. pros and cons image.
Subsystem 205:OCR recognition subsystem
By OCR (optical character identification) technology, in the China second-generation identity card pros and cons image that the detection subsystem that user performed an action 204 is taken, surface information identifies, and acquisition of information Ministry of Public Security online checking essential information and human face photo accordingly, and human face photo is passed to face alignment subsystem 206.Whether identical with online checking essential information by comparing I.D. surface information, whether identifying user identity card is effective I.D..
Subsystem 206: face alignment subsystem
Ministry of Public Security's online checking human face photo that in user's human face photo that the detection subsystem that user performed an action 204 photographs, China second-generation identity card direct picture, facial image and OCR recognition subsystem 205 obtain carries out comparison between two, the Similarity value obtained according to comparison between two and the threshold value of systemic presupposition compare, to judge whether above-mentioned 3 facial images belong to same person.
Last comprehensive real-time video checks the result of subsystem 201, video record subsystem 203, OCR recognition subsystem 205, face alignment subsystem 206, can judge whether whether subscriber authentication is passed through, possess legitimacy very reliably.
It should be noted that in said system embodiment, each included device and unit are carry out dividing according to function logic, but are not limited to above-mentioned division, as long as can realize corresponding function; In addition, the concrete title of each device and unit, also just for the ease of mutual differentiation, is not limited to protection scope of the present invention.
Above-described embodiment is the present invention's preferably embodiment; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (12)
1. realize a method for long-distance user's authentication based on terminal device camera, it is characterized in that, comprise the following steps:
S1, open the camera of remote upload user and local verification user device therefor, the N number of rectangle frame of stochastic generation in the video pictures of camera, and successively from 1 to N, random number is carried out to rectangle frame, wherein said rectangle frame is used for the corresponding regional area represented in video pictures, N be more than or equal to 3 natural number;
S2, from checking action database, select 3 essential checking actions and carry out random number successively, wherein said random number is not reproducible and be less than or equal to N, then local verification user is pointed out in the rectangle frame of specifying numbering, to complete checking action successively according to the operation instructions of checking action successively, target image in described rectangle frame is automatically detected and captures collection simultaneously, 3 in wherein said checking action database essential checking actions are be filled in X rectangle frame in video pictures by local verification user face head portrait respectively, local verification user China second-generation identity card front is filled in Y rectangle frame in video pictures, local verification user China second-generation identity card reverse side is filled in Z rectangle frame in video pictures, 1≤X, Y, Z≤N,
S3, described China second-generation identity card direct picture and China second-generation identity card verso images carried out to the automatic OCR of surface information and identify, obtain local verification user identity card surface information, then Ministry of Public Security's online checking essential information and the human face photo of user is obtained by I.D. surface information, whether identical with online checking essential information by comparing I.D. surface information, whether identifying user identity card is effective I.D.;
S4, utilize Automatic face recognition technology, the on-the-spot facial image of the local verification user human face photo on described China second-generation identity card direct picture surface, camera captured and Ministry of Public Security's online checking human face photo carry out comparison between two mutually, and whether checking is local verification user;
S5, remote upload user comprehensively audit authorization information, manually audit China second-generation identity card pros and cons surface information, online checking information comparing result and face authentication result, judge whether local verification subscriber authentication is passed through.
2. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 1, is characterized in that, also comprise the following steps:
S6, by local verification user rs authentication operation realtime video transmission to the remote upload user on backstage, make remote upload user can the verification operation of real time inspection local verification user.
3. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 1, is characterized in that, also comprise the following steps:
S7, by local verification user rs authentication operation video record be saved to remote storage server, make remote upload user can retrieve for examination at any time local verification user rs authentication operation video.
4. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 1, is characterized in that,
Automatically the detailed process detecting and capture collection in described step S2 to target image in rectangle frame is:
S201, detect wait capture target image whether be filled into appointment rectangle frame, namely wait capture target image whether reach certain limit with the rectangle frame overlapping area of specifying;
If the overlapping area of S202 testing result does not reach certain limit, prompting local verification user is made checking action again, if the overlapping area of testing result reaches certain limit, enter next step;
S203, if image to be detected is facial image, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, human face posture, expression, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image, if image to be detected is China second-generation identity card image, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image.
5. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 1, is characterized in that,
Described step S4 is specifically divided into:
Third phase between the on-the-spot facial image of local verification user that the first Similarity value between the on-the-spot facial image of local verification user that S401, the human face photo calculating described China second-generation identity card direct picture surface respectively and camera are captured, the second Similarity value between the human face photo on described China second-generation identity card direct picture surface and Ministry of Public Security's online checking human face photo, described camera are captured and Ministry of Public Security's online checking human face photo is like angle value;
S402, respectively by first, second, third described Similarity value with preset decision threshold compare, if comparative result is all greater than default decision threshold, then make the checking conclusion being local verification user.
6. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 5, is characterized in that,
Described default decision threshold can be preset as three arbitrary judgment thresholds, to obtain higher checking reliability.
7. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 1, is characterized in that,
In described step S1, in video pictures, the mode of the N number of rectangle frame of stochastic generation can be draw all rectangle frames in video pictures simultaneously, also can be to draw corresponding rectangle frame successively according to the checking sequence of movement in described step S2.
8. a kind of method realizing long-distance user's authentication based on terminal device camera according to claim 1, is characterized in that,
Verify in described step S2 that the checking action of action database also comprises following optional actions:
The driver's license of local verification user to be filled in P in video pictures described rectangle frame or the property ownership certificate of local verification user is filled in Q described rectangle frame in video pictures, 1≤P, Q≤N.
9. realize a system for long-distance user's authentication based on terminal device camera, it is characterized in that, comprise following devices:
Authentication apparatus for initializing, this device is for opening the camera of remote upload user and local verification user device therefor, the N number of rectangle frame of stochastic generation in the video pictures of camera, and successively from 1 to N, random number is carried out to rectangle frame, wherein said rectangle frame is used for the corresponding regional area represented in video pictures, N be more than or equal to 3 natural number;
Target image captures harvester, this device is used for from checking action database, selecting 3 essential checking actions and carrying out random number successively, wherein said random number is not reproducible and be less than or equal to N, then local verification user is pointed out in the rectangle frame of specifying numbering, to complete checking action successively according to the operation instructions of checking action successively, target image in rectangle frame detected automatically simultaneously and capture collection, 3 in wherein said checking action database essential checking actions are be filled in X rectangle frame in video pictures by local verification user face head portrait respectively, local verification user China second-generation identity card front is filled in Y rectangle frame in video pictures, local verification user China second-generation identity card reverse side is filled in Z rectangle frame in video pictures, 1≤X, Y, Z≤N,
Image OCR recognition device, this device is used for carrying out the automatic OCR of surface information to described China second-generation identity card direct picture and China second-generation identity card verso images and identifies, obtain local verification user identity card surface information, then Ministry of Public Security's online checking essential information and the human face photo of user is obtained by I.D. surface information, whether identical with online checking essential information by comparing I.D. surface information, whether identifying user identity card is effective I.D.;
Face authentication means, this device is used for utilizing Automatic face recognition technology, the on-the-spot facial image of the local verification user human face photo on described China second-generation identity card direct picture surface, camera captured and Ministry of Public Security's online checking human face photo carry out comparison between two mutually, and whether checking is local verification user;
Authentication comprehensive descision device, this device is used for remote upload user and comprehensively audits authorization information, manually China second-generation identity card pros and cons surface information, online checking information comparing result and face authentication result are audited, judge whether local verification subscriber authentication is passed through.
10. a kind of system realizing long-distance user's authentication based on terminal device camera according to claim 9, is characterized in that, also comprise following devices:
Real-time video transmission device, this device is used for local verification user rs authentication to operate the remote upload user of realtime video transmission to backstage, makes the verification operation of remote upload user energy real time inspection local verification user;
Video recording device, this device is used for local verification user rs authentication operation video record to be saved to remote storage server, makes remote upload user can retrieve for examination local verification user rs authentication operation video at any time.
11. a kind of systems realizing long-distance user's authentication based on terminal device camera according to claim 9, is characterized in that, described target image is captured harvester and specifically comprised following modules:
Image and rectangle frame registration detection module, for detecting, this module waits whether capture target image is filled into appointment rectangle frame, namely wait whether capture target image reaches certain limit with the rectangle frame overlapping area of specifying;
Main control device, if the overlapping area that this module is used for testing result does not reach certain limit, again makes checking action by prompting local verification user, if the overlapping area of testing result reaches certain limit, enters next step;
Image quality assessment and candid photograph acquisition module, if it is facial image that this module is used for image to be detected, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, human face posture, expression, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image, if image to be detected is China second-generation identity card image, the index that the picture quality treating candid photograph target carries out passing judgment on comprises brightness of image, image blur, sidelight, backlight, uniform illumination degree, wait capture the picture quality of target carry out judge qualified after, candid photograph collection is carried out to target image.
12. a kind of systems realizing long-distance user's authentication based on terminal device camera according to claim 9, is characterized in that,
Described face authentication means specifically comprises following modules:
Similarity calculation module, this module is used for, calculate the on-the-spot facial image of local verification user that the human face photo on described China second-generation identity card direct picture surface and camera capture respectively between the on-the-spot facial image of local verification user captured of the second Similarity value between the first Similarity value, the human face photo on described China second-generation identity card direct picture surface and Ministry of Public Security's online checking human face photo, described camera and Ministry of Public Security's online checking human face photo between third phase like angle value;
Decision threshold comparison module, first, second, third described Similarity value and the decision threshold preset compare by this module respectively, if comparative result is all greater than default decision threshold, then make the checking conclusion being local verification user, wherein said default decision threshold can be preset as three arbitrary judgment thresholds, to obtain higher checking reliability.
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