CN102592090A - Input method and input device of challenge type dynamic token challenge questions - Google Patents
Input method and input device of challenge type dynamic token challenge questions Download PDFInfo
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- CN102592090A CN102592090A CN2011104558653A CN201110455865A CN102592090A CN 102592090 A CN102592090 A CN 102592090A CN 2011104558653 A CN2011104558653 A CN 2011104558653A CN 201110455865 A CN201110455865 A CN 201110455865A CN 102592090 A CN102592090 A CN 102592090A
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Abstract
The invention discloses an input method and an input device of challenge type dynamic token challenge questions, wherein the input method comprises the following steps: a challenge type dynamic token receives a challenge question sent by a mainframe; and a challenge password is generated according to the challenge question for verification and application of users. The input method and the input device of challenge type dynamic token challenge questions, provided by the invention, simplify the operation process of the challenge type dynamic token and facilitate to use by users.
Description
Technical field
The present invention relates to the data security technical field, relate in particular to a kind of input method and device of challenging formula dynamic token challenge.
Background technology
Along with The development in society and economy; The demand that people carry out online transaction gets more and more; In order to protect the safety of online transaction account, people can select to buy challenge formula dynamic token (disposal password device), replace traditional static password with the dynamic password of its generation.A kind of challenge formula dynamic token is arranged in the market; Its each authentication can be through the different challenge problem input challenge formula dynamic token that main process equipments such as server are issued; Challenge formula dynamic token calculates challenge according to the AES that presets to the challenge of importing; So safer, obtain users' favor.But in order to guarantee the reliability of authentication; Complexity to challenge has requirement; Existing challenge generally comprises challenge code, and challenge code is generally the numeral or the character of 6-8 position, the amount information that also comprises accounts information and this transaction that has; So the challenge that needs the user to import often reaches tens even twenties numerals or character; Need the correct very little keyboard of challenge formula dynamic token that passes through of user correctly to import these characters, bring very big puzzlement, had a strong impact on the experience that the user uses challenge formula dynamic token to the user.
Summary of the invention
Fundamental purpose of the present invention is that a kind of input method and device of challenging formula dynamic token challenge is provided, and has simplified the operating process of challenge formula dynamic token, is user-friendly to.
A kind of input method of challenging formula dynamic token challenge of the present invention comprises step:
Challenge formula dynamic token receives the challenge that main frame sends;
Generate challenge according to said challenge, supply authentification of user to use.
Preferably, the challenge of said challenge formula dynamic token reception main frame transmission is specially:
Challenge formula dynamic token receives challenge through brightness, brightness variation, color and/or the color change of main frame screen.
Preferably, said challenge formula dynamic token comprises through brightness, brightness variation, color and/or the color change reception challenge of main frame screen:
Challenge formula dynamic token reads the displaying contents of main frame output; Said displaying contents comprises brightness, brightness variation, color and/or the color change information that is generated by the challenge modulation through main frame;
The brightness, brightness variation, color and/or the color change information that comprise one or more main frame on-screen display (osd) area when said displaying contents; And when displaying contents does not comprise brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are carried out demodulation, obtain challenge;
The brightness, brightness variation, color and/or the color change information that comprise a plurality of main frame on-screen display (osd) areas when said displaying contents; And when displaying contents comprises brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are calibrated the back demodulation, obtain challenge.
Preferably; When said displaying contents comprises brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas; Said displaying contents also comprises synchronizing signal, is used to said brightness, brightness variation, color and/or color change information reference synchronization is provided.
Preferably, said challenge formula dynamic token reads said brightness, brightness variation, color and/or color change information through photoresistance, photodiode or phototriode.
Preferably, the challenge of said challenge formula dynamic token reception main frame transmission is specially:
Challenge formula dynamic token receives challenge through infrared mode.
The present invention also proposes a kind of input media of challenging formula dynamic token challenge, comprising:
Receiver module is used to receive the challenge that main frame sends;
Generation module is used for generating challenge according to said challenge, supplies authentification of user to use.
Preferably, said receiver module specifically is used for:
Brightness, brightness variation, color and/or color change through the main frame screen receive challenge.
Preferably, said receiver module comprises:
Reading unit is used to read the displaying contents of main frame output; Said displaying contents comprises brightness, brightness variation, color and/or the color change information that is generated by the challenge modulation through main frame;
Demodulating unit; Be used for comprising brightness, brightness variation, color and/or the color change information of one or more main frame on-screen display (osd) area when said displaying contents; And when displaying contents does not comprise brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are carried out demodulation, obtain challenge; And comprise brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas when said displaying contents; And when displaying contents comprises brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are calibrated the back demodulation, obtain challenge.
Preferably; When said displaying contents comprises brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas; Said displaying contents also comprises synchronizing signal, is used to said brightness, brightness variation, color and/or color change information reference synchronization is provided.
Preferably, said reading unit reads said brightness, brightness variation, color and/or color change information through photoresistance, photodiode or phototriode.
Preferably, said receiver module specifically is used for:
Receive challenge through infrared mode.
A kind of input method and device of challenging formula dynamic token challenge of the present invention; Modulated through receiving main frame output the brightness of challenge, brightness variation, color and/or color change information or infrared information; Make the user need not manually to import challenge; Simplified the operating process of challenge formula dynamic token greatly, convenient for users to use.
Description of drawings
Fig. 1 challenges the schematic flow sheet of input method one embodiment of formula dynamic token challenge for the present invention;
Fig. 2 challenges the schematic flow sheet of mode one among input method one embodiment of formula dynamic token challenge for the present invention;
Fig. 3 challenges the structural representation of input media one embodiment of formula dynamic token challenge for the present invention;
Fig. 4 challenges the structural representation of receiver module in input media one by way of example one of formula dynamic token challenge for the present invention;
Fig. 5 challenges the structural representation of reading unit in input media one by way of example one of formula dynamic token challenge for the present invention.
The realization of the object of the invention, functional characteristics and advantage will combine embodiment, further specify with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
The main frame of the embodiment of the invention comprises equipment such as PC, portable terminal, the ATM etc. that can carry out data interaction through network etc. and challenge formula dynamic token server.
With reference to Fig. 1, input method one embodiment that the present invention challenges formula dynamic token challenge is proposed, comprising:
Step S10, challenge formula dynamic token receive the challenge that main frame sends;
In the present embodiment, challenge formula dynamic token receives challenge through following two modes:
Mode one, challenge formula dynamic token receives challenge through brightness, brightness variation, color and/or the color change of main frame screen, with reference to Fig. 2, comprises step:
Step S101, challenge formula dynamic token read the displaying contents of main frame output; Said displaying contents comprises brightness, brightness variation, color and/or the color change information that is generated by the challenge modulation through main frame;
Main frame can begin to show challenge with different brightness, brightness variation, color and/or color change (present embodiment is referred to as brightness, brightness variation, color and/or color change information with the information of brightness, brightness variation, color and/or the color change generation of main frame screen) circulation when needs carry out authenticating user identification, import challenge or circulation demonstration predetermined times or stop demonstration after the schedule time until the user.The displaying contents of main frame output this moment comprises but not only for brightness, brightness variation, color and/or the color change information of main frame screen; This brightness, brightness variation, color and/or color change information are obtained by the challenge modulation, and the mode of modulation can be amplitude modulation(PAM) or phase modulation (PM) etc.Because the main frame screen comprises a plurality of viewing areas, so the displaying contents of main frame output can comprise brightness, brightness variation, color and/or the color change information of one or more viewing area.In practical application; Can aim at the zone that brightness on the main frame screen, brightness variation, color and/or color change information show through challenging the part that the formula dynamic token is provided with photoresistance, photodiode or phototriode; Brightness, brightness variation, the color and/or the color change of induction main frame screen also reads brightness, brightness variation, color and/or color change information; Be appreciated that said challenge formula dynamic token is provided with the shell employing printing opacity design of the part of photoresistance, photodiode or phototriode.
Step S102, comprise brightness, brightness variation, color and/or the color change information of one or more main frame on-screen display (osd) area when said displaying contents; And when displaying contents does not comprise brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are carried out demodulation, obtain challenge;
Step S103, comprise brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas when said displaying contents; And when displaying contents comprises brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are calibrated the back demodulation, obtain challenge.
Said challenge can comprise part or all of challenge code, accounts information and/or Transaction Information; Challenge is used for calculating the generation challenge through the AES that presets in the challenge formula dynamic token; This challenge supplies the user to import main frame, carries out the authentication of user identity.
Because the displaying contents of main frame output can comprise brightness, brightness variation, color and/or the color change information of one or more viewing area.Therefore; The brightness, brightness variation, color and/or the color change information that comprise one or more viewing area when the displaying contents of main frame output; And when displaying contents does not comprise brightness and/or color reference information; Directly this brightness, brightness variation, color and/or color change information are carried out demodulation, obtain corresponding challenge.When the displaying contents of main frame output comprises brightness, brightness variation, color and/or the color change information of two above viewing areas; Then the displaying contents of output can also comprise brightness and/or color reference information simultaneously; Through this brightness and/or color reference information brightness, brightness variation, color and/or the color change information of a plurality of viewing areas of reception are carried out brightness and/or color adjustment; Brightness after can obtaining calibrating, brightness variation, color and/or color change information; According to brightness, brightness variation, color and/or color change demodulates information after the calibration, obtain challenge again.Further; The situation that comprises brightness, brightness variation, color and/or the color change information of two above viewing areas for the displaying contents of main frame output; Main frame also can be exported synchronizing signal simultaneously, is that brightness, brightness variation, color and/or the color change information of two above viewing areas provides reference synchronization.
Mode two, challenge formula dynamic token receives challenge through infrared mode, promptly challenges the formula dynamic token directly receives literal or picture form through infrared transceiver etc. challenge.
Step S11, generate challenge, supply authentification of user to use according to said challenge.
Challenge formula dynamic token is according to the challenge that obtains, and the AES that presets, and obtains challenge, supplies the user on main frame, to import and carries out authentification of user.
The input method of the described challenge formula of present embodiment dynamic token challenge; Receive through challenge formula dynamic token main frame output modulated the brightness of challenge, brightness variation, color and/or color change information or infrared information; Make the user need not manually to import challenge; Simplified the operating process of challenge formula dynamic token greatly, convenient for users to use.
With reference to Fig. 3, input media one embodiment that the present invention challenges formula dynamic token challenge is proposed, comprising:
In the present embodiment, receiver module 10 can receive challenge through following two modes:
Mode one, receiver module 10 receives challenge through brightness, brightness variation, color and/or the color change of main frame screen, and with reference to Fig. 4, shown in Figure 4 is the mode structure of receiver module 10 once, comprising:
The input media of the challenge formula dynamic token challenge of present embodiment can be challenge formula dynamic token itself, also can be a device that is internal or external at challenge formula dynamic token.In practical design, reading unit 11 can be realized by the photosensitive unit that comprises photoresistance, photodiode or phototriode, and demodulating unit 12 can be realized by microprocessor.
Main frame begins to show challenge with different brightness, brightness variation, color and/or color change (present embodiment is referred to as brightness, brightness variation, color and/or color change information with the information of brightness, brightness variation, color and/or the color change generation of main frame screen) circulation when needs carry out authenticating user identification, imports challenge until the user.The displaying contents of main frame output this moment local terminal screen; This displaying contents comprises but not only for brightness, brightness variation, color and/or the color change information of main frame screen; This brightness, brightness variation, color and/or color change information are obtained by the challenge modulation, and the mode of modulation can be amplitude modulation(PAM) or enumerate phase modulation (PM) etc.Because the main frame screen comprises a plurality of viewing areas, so the displaying contents of main frame output can comprise brightness, brightness variation, color and/or the color change information of one or more viewing area.
Reading unit 11 reads the displaying contents of main frame output, and is sent to demodulating unit 12.12 pairs of brightness of demodulating unit, brightness variation, color and/or color change information are carried out demodulation, obtain challenge.Challenge can comprise part or all of challenge code, accounts information and/or Transaction Information, is used for calculating the generation challenge through the AES that presets in the challenge formula dynamic token, and this challenge supplies user to import main frame, carries out the authentication of user identity.
Because the displaying contents of main frame output can comprise brightness, brightness variation, color and/or the color change information of one or more viewing area.Therefore; The brightness, brightness variation, color and/or the color change information that comprise one or more viewing area when the displaying contents of main frame output; And when displaying contents does not comprise brightness and/or color reference information; Demodulating unit 12 directly carries out demodulation to this brightness, brightness variation, color and/or color change information, obtains corresponding challenge.When the displaying contents of main frame output comprises brightness, brightness variation, color and/or the color change information of two above viewing areas; Then the displaying contents of output also comprises brightness and/or color reference information simultaneously; Demodulating unit 12 carries out brightness and/or color adjustment through this brightness and/or color reference information to brightness, brightness variation, color and/or the color change information of a plurality of viewing areas of reception; Brightness after can obtaining calibrating, brightness variation, color and/or color change information; Carry out demodulation according to the brightness after this calibration, brightness variation, color and/or color change information again, obtain challenge.Further; The situation that comprises brightness, brightness variation, color and/or the color change information of two above viewing areas for the displaying contents of main frame output; Main frame also can be exported synchronizing signal simultaneously, is that brightness, brightness variation, color and/or the color change information of two above viewing areas provides reference synchronization.
At last, generation module 20 is according to the challenge that obtains, and the AES that presets, and obtains challenge, supplies the user on main frame, to import and carries out authentification of user.
With reference to Fig. 5; Fig. 5 further specifies the circuit diagram of photosensitive unit when challenge formula dynamic token reads brightness, brightness variation, color and/or color change information through photosensitive unit; This photosensitive unit can comprise photoresistance, photodiode or phototriode, and present embodiment is that example describes with the photoresistance.
As shown in the figure; Comprise photoresistance 111, amplifying circuit 112 and the A/D change-over circuit 113 that connects successively when this photosensitive unit; After brightness, brightness variation, color and/or color change information are read in photoresistance 111; This brightness, brightness variation, color and/or color change information input amplifying circuit 112 are amplified, and A/D change-over circuit 113 carries out mould/number conversion with the signal of amplifying circuit 112 outputs, will export digital signal to demodulating unit 12 afterwards.
Above-mentioned photoresistance 111 can be substituted by photodiode or phototriode; But when using phototriode; Can be without amplifying circuit 112, the brightness of directly phototriode being read, brightness variation, color and/or color change information input A/D change-over circuit 113 carry out mould/number conversion.
The part that challenge formula dynamic token is provided with photoresistance, photodiode or phototriode is aimed at the zone that brightness on the main frame screen, brightness variation, color and/or color change information show; Brightness, brightness variation, the color and/or the color change of main frame screen be can respond to and brightness, brightness variation, color and/or color change information read; Be appreciated that said challenge formula dynamic token is provided with the shell employing printing opacity design of the part of photoresistance, photodiode or phototriode.
The challenge formula dynamic token of present embodiment; Through the modulated of challenge formula dynamic token through receiving main frame output the brightness of challenge, brightness variation, color and/or color change information or infrared information; Make the user need not manually to import challenge; Simplified the operating process of challenge formula dynamic token greatly, convenient for users to use.
The above is merely the preferred embodiments of the present invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes instructions of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (12)
1. an input method of challenging formula dynamic token challenge is characterized in that, comprises step:
Challenge formula dynamic token receives the challenge that main frame sends;
Generate challenge according to said challenge, supply authentification of user to use.
2. the method for claim 1 is characterized in that, the challenge that said challenge formula dynamic token receives the main frame transmission is specially:
Challenge formula dynamic token receives challenge through brightness, brightness variation, color and/or the color change of main frame screen.
3. method as claimed in claim 2 is characterized in that, said challenge formula dynamic token comprises through brightness, brightness variation, color and/or the color change reception challenge of main frame screen:
Challenge formula dynamic token reads the displaying contents of main frame output; Said displaying contents comprises brightness, brightness variation, color and/or the color change information that is generated by the challenge modulation through main frame;
The brightness, brightness variation, color and/or the color change information that comprise one or more main frame on-screen display (osd) area when said displaying contents; And when displaying contents does not comprise brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are carried out demodulation, obtain challenge;
The brightness, brightness variation, color and/or the color change information that comprise a plurality of main frame on-screen display (osd) areas when said displaying contents; And when displaying contents comprises brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are calibrated the back demodulation, obtain challenge.
4. method as claimed in claim 3; It is characterized in that; When said displaying contents comprises brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas; Said displaying contents also comprises synchronizing signal, is used to said brightness, brightness variation, color and/or color change information reference synchronization is provided.
5. like claim 3 or 4 described methods, it is characterized in that said challenge formula dynamic token reads said brightness, brightness variation, color and/or color change information through photoresistance, photodiode or phototriode.
6. the method for claim 1 is characterized in that, the challenge that said challenge formula dynamic token receives the main frame transmission is specially:
Challenge formula dynamic token receives challenge through infrared mode.
7. an input media of challenging formula dynamic token challenge is characterized in that, comprising:
Receiver module is used to receive the challenge that main frame sends;
Generation module is used for generating challenge according to said challenge, supplies authentification of user to use.
8. device as claimed in claim 7 is characterized in that, said receiver module specifically is used for:
Brightness, brightness variation, color and/or color change through the main frame screen receive challenge.
9. device as claimed in claim 8 is characterized in that, said receiver module comprises:
Reading unit is used to read the displaying contents of main frame output; Said displaying contents comprises brightness, brightness variation, color and/or the color change information that is generated by the challenge modulation through main frame;
Demodulating unit; Be used for comprising brightness, brightness variation, color and/or the color change information of one or more main frame on-screen display (osd) area when said displaying contents; And when displaying contents does not comprise brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are carried out demodulation, obtain challenge; And comprise brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas when said displaying contents; And when displaying contents comprises brightness and/or color reference information; Said brightness, brightness variation, color and/or color change information are calibrated the back demodulation, obtain challenge.
10. device as claimed in claim 9; It is characterized in that; When said displaying contents comprises brightness, brightness variation, color and/or the color change information of a plurality of main frame on-screen display (osd) areas; Said displaying contents also comprises synchronizing signal, is used to said brightness, brightness variation, color and/or color change information reference synchronization is provided.
11., it is characterized in that said reading unit reads said brightness, brightness variation, color and/or color change information through photoresistance, photodiode or phototriode like claim 9 or 10 described devices.
12. device as claimed in claim 7 is characterized in that, said receiver module specifically is used for:
Receive challenge through infrared mode.
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