CN102983974B - Dynamic password display system - Google Patents
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- CN102983974B CN102983974B CN201210452009.7A CN201210452009A CN102983974B CN 102983974 B CN102983974 B CN 102983974B CN 201210452009 A CN201210452009 A CN 201210452009A CN 102983974 B CN102983974 B CN 102983974B
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Abstract
The present invention proposes a kind of dynamic password display system, and this system comprises: dynamic password generating device, and for identification information is sent to electric signing tools, its identification information is used for unique identification dynamic password generating device; And electric signing tools, for the identification information prestored and the identification information received are contrasted, and receive the dynamic password that dynamic password generating device sends when the identification information prestored is consistent with the identification information received, and the dynamic password received is shown.According to the dynamic password display system of the embodiment of the present invention, user can only get dynamic password by electric signing tools, ensures that dynamic password is not revealed, ensures user benefit.
Description
Technical field
The present invention relates to field of information security technology, particularly a kind of dynamic password display system.
Background technology
Along with the fast development of the Internet and finance informationalizing, dynamic-password technique is widely used in financial field, substitutes original static password, carrys out the fail safe of Strengthens network authentication electronic transaction.At present, dynamic-password technique is adopted to generate a dynamic password mainly through dynamic password generating device or other similar devices and server, when user needs to carry out authentication, after knowing current dynamic password by the display screen of dynamic password generating device or other similar devices, input this dynamic password so that server carries out certification at transaction terminal.But, exist by risk that other people obtain by the dynamic password shown by the display screen of dynamic password generating device or other similar devices, be used for carrying out authentication to carry out illegal transaction on the server once be obtained by other people, bring huge loss by user.In addition, dynamic password generating device, only for showing dynamic password, can not be verified the authenticity of transaction, namely cannot prevent the harm of fishing website, also easily bring loss to user.
Summary of the invention
Object of the present invention is intended at least solve one of above-mentioned technological deficiency.
For achieving the above object, the present invention's first object is to propose a kind of dynamic password display system, comprise: dynamic password generating device, for identification information is sent to electric signing tools, wherein said identification information is used for dynamic password generating device described in unique identification; And electric signing tools, for the identification information prestored and the described identification information received are contrasted, and receive the dynamic password that described dynamic password generating device sends when the described identification information prestored is consistent with the described identification information received, and the described dynamic password received is shown.
According to the dynamic password display system of the embodiment of the present invention, dynamic password generating device is combined with electric signing tools, electric signing tools receives the dynamic password that the correct dynamic password generating device of identification information sends, and the password of the dynamic password received as electronic signature is shown, because electric signing tools can show Transaction Information, user can verify whether be real transaction to this information, thus prevent the harm of fishing website, in addition, user can only get dynamic password by electric signing tools, ensure that dynamic password is not revealed, ensure user benefit.
For achieving the above object, the present invention's second object is to propose a kind of dynamic password display system, comprising: clock forming device, and for identification information is sent to electric signing tools, wherein said identification information is used for clock forming device described in unique identification; And electric signing tools, for the identification information prestored and the described identification information received are contrasted, the clock information that described clock forming device sends is received when the described identification information prestored is consistent with the described identification information received, and generate dynamic password according to the described clock information received, and the described dynamic password generated is shown.
According to the dynamic password display system of the embodiment of the present invention, clock forming device is combined with electric signing tools, electric signing tools receives the clock information that the correct clock forming device of identification information sends, and generate dynamic password according to clock information, and this dynamic password is shown, because electric signing tools can show Transaction Information, user can verify whether be real transaction to this information, thus prevent the harm of fishing website, in addition, user can only get dynamic password by electric signing tools, ensure that dynamic password is not revealed, ensure user benefit, the generation of dynamic password is controlled on electric signing tools simultaneously, further guarantee dynamic password is not revealed, increase safety.
For achieving the above object, the present invention's the 3rd object is to propose a kind of dynamic password display system, comprise: challenge code receiving system, for identification information is sent to electric signing tools, wherein said identification information is used for challenge code receiving system described in unique identification; And electric signing tools, for the identification information prestored and the described identification information received are contrasted, the challenge code that described challenge code receiving system sends is received when the described identification information prestored is consistent with the described identification information received, and generate dynamic password according to the described challenge code received, and the described dynamic password generated is shown.
According to the dynamic password display system of the embodiment of the present invention, challenge code receiving system is combined with electric signing tools, electric signing tools receives the challenge code that the correct challenge code receiving system of identification information sends, and generate dynamic password according to challenge code, and this dynamic password is shown, because electric signing tools can show Transaction Information, user can verify whether be real transaction to this information, thus prevent the harm of fishing website, in addition, user can only get dynamic password by electric signing tools, ensure that dynamic password is not revealed, ensure user benefit, the generation of dynamic password is controlled on electric signing tools simultaneously, further guarantee dynamic password is not revealed, increase fail safe.
The aspect that the present invention adds and advantage will part provide in the following description, and part will become obvious from the following description, or be recognized by practice of the present invention.
Accompanying drawing explanation
The present invention above-mentioned and/or additional aspect and advantage will become obvious and easy understand from the following description of the accompanying drawings of embodiments, wherein:
Fig. 1 is the structural representation of the dynamic password display system according to the embodiment of the present invention 1;
Fig. 2 is the structural representation of the dynamic password display system according to the embodiment of the present invention 2; And
Fig. 3 is the structural representation of the dynamic password display system according to the embodiment of the present invention 3.
Embodiment
Be described below in detail embodiments of the invention, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has element that is identical or similar functions from start to finish.Being exemplary below by the embodiment be described with reference to the drawings, only for explaining the present invention, and can not limitation of the present invention being interpreted as.On the contrary, embodiments of the invention comprise fall into attached claims spirit and intension within the scope of all changes, amendment and equivalent.
In describing the invention, it is to be appreciated that term " first ", " second " etc. are only for describing object, and instruction or hint relative importance can not be interpreted as.In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " is connected ", " connection " should be interpreted broadly, such as, can be fixedly connected with, also can be removably connect, or connect integratedly; Can be mechanical connection, also can be electrical connection; Can be directly be connected, also indirectly can be connected by intermediary.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.In addition, in describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Below with reference to the accompanying drawings dynamic password display system according to the embodiment of the present invention is described.
Embodiment 1
Fig. 1 is the structural representation of the dynamic password display system according to the embodiment of the present invention 1.
According to the dynamic password display system of the embodiment of the present invention 1, comprise dynamic password generating device and electric signing tools, the identification information of dynamic password generating device can be received by electric signing tools, and contrast with the identification information prestored, when contrasting consistent, dynamic password generating device generates dynamic password, and send it to electric signing tools, and then by electric signing tools, the dynamic password received is shown.
As shown in Figure 1, comprise according to the dynamic password display system of the embodiment of the present invention: dynamic password generating device 110 and electric signing tools 120.
Particularly, dynamic password generating device 110 is for being sent to electric signing tools 120 by identification information, and its identification information is used for unique identification dynamic password generating device 110.
Electric signing tools 120 is for contrasting the identification information prestored and the identification information received, and receive the dynamic password that dynamic password generating device 110 sends when the identification information prestored is consistent with the identification information received, and the dynamic password received is shown.Wherein, electric signing tools 120 can a corresponding dynamic password generating device 110, electric signing tools 120 prestores an identification information, when receiving identification information, this identification information and the identification information prestored being carried out contrasting to determine whether is the dynamic password generating device 110 corresponding with electric signing tools 120.
In one embodiment of the invention, dynamic password generating device 110 can also be used for the dynamic password of identification information and generation to be sent to electric signing tools 120 simultaneously.The dynamic password received for the identification information prestored and the identification information received being contrasted, and shows when the identification information prestored is consistent with the identification information received by electric signing tools 120.
Wherein, first identification information is sent to electric signing tools 120 by dynamic password generating device 110, according to identification information, first electric signing tools 120 can judge that whether dynamic password generating device 110 is legal, the dynamic password of the encryption that dynamic password generating device 110 sends is received again when identification information confirms, when identification information is incorrect or time illegal, can feed back in time and be convenient to the illegal dynamic password generating device of Timeliness coverage, the fail safe of guarantee information.And dynamic password generating device 110 sends the dynamic password of identification information and encryption simultaneously, the dynamic instruction of encryption can be sent again when electric signing tools 120 confirms identification information, saving program, can ensure fail safe by identification information simultaneously.
According to the dynamic password display system of the embodiment of the present invention, dynamic password generating device is combined with electric signing tools, electric signing tools receives the dynamic password that the correct dynamic password generating device of identification information sends, and the password of the dynamic password received as electronic signature is shown, because electric signing tools can show Transaction Information, user can verify whether be real transaction to this information, thus prevent the harm of fishing website, in addition, user can only get dynamic password by electric signing tools, ensure that dynamic password is not revealed, ensure user benefit.
Further, when identification information contrast is consistent, first electric signing tools 120 can send the consistent feedback information of identification information to dynamic password generating device 110, dynamic password generating device 110 is also for generating dynamic password when receiving the feedback information of electric signing tools 120, and according to encryption key, acquisition encryption dynamic password is encrypted to dynamic password, and encryption dynamic password is sent to electric signing tools 120, to ensure the safety of dynamic password.Electric signing tools 120 is further used for the encryption dynamic password receiving dynamic password generating device 110 transmission, the decruption key corresponding with identification information is searched according to the identification information received, dynamic password is obtained according to decryption key decryption encryption dynamic password, wherein encryption and decryption process is corresponding, and the dynamic password that display obtains.
In an embodiment of the present invention, according to the blacklist prestored, electric signing tools 120 is also for judging whether the identification information received belongs to blacklist.Particularly, the identification information of the dynamic password generating device having illegal transaction to operate is carried out record by electric signing tools 120, the blacklist of generating identification record, when electric signing tools 120 receives the identification information of dynamic password generating device 110 transmission, first can judge whether the identification information received belongs to blacklist according to the blacklist prestored, if belong to blacklist, then can the illegal dynamic password generating device of Timeliness coverage, other the data that this dynamic password generating device of direct rejection sends, ensure safety, if do not belong to blacklist, then can again the identification information prestored and the identification information received be contrasted.
In an embodiment of the present invention, electric signing tools 120 is using the password of the dynamic password of display as electric signing tools, the electric signing tools password of dynamic safety can be obtained thus, improve the fail safe of electronic transaction process, the dynamic password that dynamic password generating device 110 generates simultaneously is the combination of uncertain random digit, each dynamic password can only use once, further increases the fail safe of electronic transaction process.
In an embodiment of the present invention, the chip of dynamic password generating device 110 can be very little, therefore can dynamic password generating device 110 be arranged on the data wire of electric signing tools 120, thus can be cost-saving, reduce the potential safety hazard that extra connection brings simultaneously, also dynamic password generating device 110 can be connected with electric signing tools 120 by other means, and the shape of data wire itself can not be affected.
Embodiment 2
Fig. 2 is the structural representation of the dynamic password display system according to the embodiment of the present invention 2.
According to the dynamic password display system of the embodiment of the present invention 2, comprise electric signing tools and clock forming device, can by the identification information of electric signing tools receive clock generating apparatus, and contrast with the identification information prestored, when contrasting consistent, clock information is sent to electric signing tools by clock forming device, and then generate dynamic password by electric signing tools according to the clock information received, and dynamic password is shown.
As shown in Figure 2, comprise according to the dynamic password display system of the embodiment of the present invention: clock forming device 210 and electric signing tools 220.
Particularly, clock forming device 210 is for being sent to electric signing tools 220 by identification information, and its identification information is used for unique identification clock forming device 210.
Electric signing tools 220 is for contrasting the identification information prestored and the identification information received, the clock information that receive clock generating apparatus 210 sends when the identification information prestored is consistent with the identification information received, and generate dynamic password according to the clock information received, and the dynamic password of generation is shown.Wherein, electric signing tools 220 can a corresponding clock forming device 210, electric signing tools 220 prestores an identification information, when receiving identification information, this identification information and the identification information prestored being carried out contrasting to determine whether is the clock forming device 210 corresponding with electric signing tools 220.
In one embodiment of the invention, clock forming device 210 can also be used for identification information and clock information to be sent to electric signing tools 220 simultaneously.The dynamic password received for the identification information prestored and the identification information received being contrasted, and shows when the identification information prestored is consistent with the identification information received by electric signing tools 220.
Wherein, first identification information is sent to electric signing tools 220 by clock forming device 210, according to identification information, first electric signing tools 220 can judge that whether clock forming device 210 is legal, the clock information of the encryption of receive clock generating apparatus 210 transmission again when identification information confirms, when identification information is incorrect or time illegal, can feed back in time and be convenient to the illegal clock generation apparatus for converting of Timeliness coverage, the fail safe of guarantee information.And clock forming device 210 sends the clock information of identification information and encryption simultaneously, the clock information of encryption can be sent again when electric signing tools 220 confirms identification information, save program, can fail safe be ensured by identification information simultaneously.
According to the dynamic password display system of the embodiment of the present invention, clock forming device is combined with electric signing tools, electric signing tools receives the clock information that the correct clock forming device of identification information sends, and generate dynamic password according to clock information, and this dynamic password is shown, because electric signing tools can show Transaction Information, user can verify whether be real transaction to this information, thus prevent the harm of fishing website, in addition, user can only get dynamic password by electric signing tools, ensure that dynamic password is not revealed, ensure user benefit, the generation of dynamic password is controlled on electric signing tools simultaneously, further guarantee dynamic password is not revealed, increase fail safe.
Further, when identification information contrast is consistent, first electric signing tools 220 can send the consistent feedback information of identification information to clock forming device 210, clock forming device 210 is also for being encrypted acquisition encryption clock information according to encryption key to clock information when receiving the feedback information of electric signing tools 220, and encryption clock information is sent to electric signing tools 220, to ensure the safety of dynamic password.Electric signing tools 220 is further used for the encryption clock information that receive clock generating apparatus 210 sends, the decruption key corresponding with identification information is searched according to the identification information received, obtaining according to decryption key decryption encryption clock information is clock information, wherein encryption and decryption process is corresponding, and the dynamic password that display obtains.
In an embodiment of the present invention, according to the blacklist prestored, electric signing tools 220 is also for judging whether the identification information received belongs to blacklist.Particularly, the identification information of the clock forming device having illegal transaction to operate is carried out record by electric signing tools 220, the blacklist of generating identification record, when electric signing tools 220 receives the identification information of clock forming device 210 transmission, first can judge whether the identification information received belongs to blacklist according to the blacklist prestored, if belong to blacklist, then can the illegal clock forming device of Timeliness coverage, other the data that this clock forming device of direct rejection sends, ensure safety, if do not belong to blacklist, then can again the identification information prestored and the identification information received be contrasted.
In one embodiment of the invention, electric signing tools 220 is using the password of the dynamic password of display as electric signing tools, the electric signing tools password of dynamic safety can be obtained thus, improve the fail safe of electronic transaction process, the dynamic password simultaneously using the clock information of clock forming device 210 to generate and time correlation, can uniqueness be ensured, further increase the fail safe of electronic transaction process.
In one embodiment of the invention, the chip of clock forming device 210 can be very little, therefore can clock forming device 210 be arranged on the data wire of electric signing tools 220, thus can be cost-saving, reduce the potential safety hazard that extra connection brings simultaneously, also clock forming device 210 can be connected with electric signing tools 220 by other means, and the shape of data wire itself can not be affected.
Embodiment 3
Fig. 3 is the structural representation of the dynamic password display system according to the embodiment of the present invention 3.
According to the dynamic password display system of the embodiment of the present invention 3, comprise challenge code receiving system and electric signing tools, the identification information of challenge code receiving system can be received by electric signing tools, and contrast with the identification information prestored, when contrasting consistent, challenge code is sent to electric signing tools by challenge code receiving system, and then generate dynamic password by electric signing tools according to the challenge code received, and dynamic password is shown.
As shown in Figure 3, comprise according to the dynamic password display system of the embodiment of the present invention: challenge code receiving system 310 and electric signing tools 320.
Particularly, challenge code receiving system 310 is for being sent to electric signing tools 320 by identification information, and its identification information is used for unique identification challenge code receiving system 310.
Electric signing tools 320 is for contrasting the identification information prestored and the identification information received, the challenge code that challenge code receiving system sends is received when the identification information prestored is consistent with the identification information received, and generate dynamic password according to the challenge code received, and the dynamic password of generation is shown.Wherein, electric signing tools 320 can a corresponding challenge code dispensing device 310, electric signing tools 320 prestores an identification information, when receiving identification information, this identification information and the identification information prestored being carried out contrasting to determine whether is the challenge code receiving system 310 corresponding with electric signing tools 320.
In one embodiment of the invention, challenge code receiving system 310 can also be used for identification information and challenge code to be sent to electric signing tools 320 simultaneously, and its identification information is used for unique identification challenge code receiving system.Electric signing tools 320 is for contrasting the identification information prestored and the identification information received, and generate dynamic password when the identification information prestored is consistent with the identification information received according to the challenge code received, and the dynamic password of generation is shown.
Wherein, first identification information is sent to electric signing tools 320 by challenge code receiving system 310, according to identification information, first electric signing tools 320 can judge that whether challenge code receiving system 310 is legal, the challenge code of the encryption that challenge code receiving system 310 sends is received again when identification information confirms, when identification information is incorrect or time illegal, can feed back in time and be convenient to the illegal challenge code receiving system of Timeliness coverage, the fail safe of guarantee information.And challenge code receiving system 310 sends the challenge code of identification information and encryption simultaneously, the challenge code of encryption can be sent again when electric signing tools 320 confirms identification information, save program, can fail safe be ensured by identification information simultaneously.
According to the dynamic password display system of the embodiment of the present invention, challenge code receiving system is combined with electric signing tools, electric signing tools receives the challenge code that the correct challenge code receiving system of identification information sends, and generate dynamic password according to challenge code, and this dynamic password is shown, because electric signing tools can show Transaction Information, user can verify whether be real transaction to this information, thus prevent the harm of fishing website, in addition, user can only get dynamic password by electric signing tools, ensure that dynamic password is not revealed, ensure user benefit, the generation of dynamic password is controlled on electric signing tools simultaneously, further guarantee dynamic password is not revealed, increase fail safe.
Further, when identification information contrast is consistent, electric signing tools 320 can also be used for sending the consistent feedback information of identification information to challenge code dispensing device 310, challenge code dispensing device 310 is also for being encrypted acquisition encrypted challenge code according to encryption key to challenge code when receiving electric signing tools 320 feedack, and encrypted challenge code is sent to electric signing tools 320, to ensure the safety of challenge code.Electric signing tools 320 is further used for the encrypted challenge code receiving the transmission of challenge code dispensing device 310, the decruption key corresponding with identification information is searched according to the identification information received, challenge code is obtained according to decryption key decryption encrypted challenge code, wherein encryption and decryption process is corresponding, and generate dynamic password according to the challenge code obtained, and the dynamic password that display generates.
In one embodiment of the invention, according to the blacklist prestored, electric signing tools 320 is also for judging whether the identification information received belongs to blacklist.Particularly, the identification information of the challenge code receiving system having illegal transaction to operate is carried out record by electric signing tools 320, the blacklist of generating identification record, when electric signing tools 320 receives the identification information of challenge code dispensing device 310 transmission, first can judge whether the identification information received belongs to blacklist according to the blacklist prestored, if belong to blacklist, then can the illegal challenge code dispensing device of Timeliness coverage, other the data that this challenge code dispensing device of direct rejection sends, ensure safety, if do not belong to blacklist, then can again the identification information prestored and the identification information received be contrasted.
In one embodiment of the invention, electric signing tools 320 is using the password of the dynamic password of display as electric signing tools, the electric signing tools password of dynamic safety can be obtained thus, improve the fail safe of electronic transaction process, simultaneously challenge code receiving system 310 can receive the challenge code of user's input and guarantee information is not revealed, and further increases the fail safe of electronic transaction process.
In one embodiment of the invention, the chip of challenge code receiving system 310 can be very little, therefore can challenge code receiving system 310 be arranged on the data wire of electric signing tools 320, thus can be cost-saving, reduce the potential safety hazard that extra connection brings simultaneously, also challenge code receiving system 310 can be connected with electric signing tools 320 by other means, and the shape of data wire itself can not be affected.
Although illustrate and describe embodiments of the invention, for the ordinary skill in the art, be appreciated that and can carry out multiple change, amendment, replacement and modification to these embodiments without departing from the principles and spirit of the present invention, scope of the present invention is by claims and equivalency thereof.
Claims (30)
1. a dynamic password display system, is characterized in that, this system comprises:
Dynamic password generating device, for identification information is sent to electric signing tools, wherein said identification information is used for dynamic password generating device described in unique identification; And
Electric signing tools, for the identification information prestored and the described identification information received are contrasted, and receive the dynamic password that described dynamic password generating device sends when the described identification information prestored is consistent with the described identification information received, and the described dynamic password received is shown.
2. system according to claim 1, it is characterized in that, described dynamic password generating device also for generating dynamic password, and is encrypted acquisition encryption dynamic password according to encryption key to described dynamic password, and described encryption dynamic password is sent to described electric signing tools.
3. system according to claim 2, it is characterized in that, described electric signing tools is also for receiving described encryption dynamic password, described identification information according to receiving searches the decruption key corresponding with described identification information, and according to described decryption key decryption, encrypts dynamic password obtain described dynamic password.
4. system according to claim 1, is characterized in that, described electric signing tools also for will the described dynamic password of display as the password of described electric signing tools.
5. system according to claim 1, is characterized in that, according to the blacklist prestored, described electric signing tools is also for judging whether the described identification information received belongs to described blacklist.
6. a dynamic password display system, is characterized in that, this system comprises:
Clock forming device, for identification information is sent to electric signing tools, wherein said identification information is used for clock forming device described in unique identification; And
Electric signing tools, for the identification information prestored and the described identification information received are contrasted, the clock information that described clock forming device sends is received when the described identification information prestored is consistent with the described identification information received, and generate dynamic password according to the described clock information received, and the described dynamic password generated is shown.
7. system according to claim 6, it is characterized in that, described clock forming device also for generated clock information, and is encrypted acquisition encryption clock information according to encryption key to described clock information, and described encryption clock information is sent to described electric signing tools.
8. system according to claim 7, it is characterized in that, described electric signing tools is also for receiving described encryption clock information, described identification information according to receiving searches the decruption key corresponding with described identification information, and according to described decryption key decryption, encrypts clock information obtain described clock information.
9. system according to claim 6, is characterized in that, described electric signing tools also for will the described dynamic password of display as the password of described electric signing tools.
10. system according to claim 6, is characterized in that, according to the blacklist prestored, described electric signing tools is also for judging whether the described identification information received belongs to described blacklist.
11. 1 kinds of dynamic password display system, is characterized in that, this system comprises:
Challenge code receiving system, for identification information is sent to electric signing tools, wherein said identification information is used for challenge code receiving system described in unique identification; And
Electric signing tools, for the identification information prestored and the described identification information received are contrasted, the challenge code that described challenge code receiving system sends is received when the described identification information prestored is consistent with the described identification information received, and generate dynamic password according to the described challenge code received, and the described dynamic password generated is shown.
12. systems according to claim 11, it is characterized in that, described challenge code receiving system also for receiving challenge code, and is encrypted acquisition encrypted challenge code according to encryption key to the described challenge code received, and described encrypted challenge code is sent to described electric signing tools.
13. systems according to claim 12, it is characterized in that, described electric signing tools is also for receiving described encrypted challenge code, described identification information according to receiving searches the decruption key corresponding with described identification information, and encrypted challenge code obtains described challenge code according to described decryption key decryption.
14. systems according to claim 11, is characterized in that, described electric signing tools also for will the described dynamic password of display as the password of described electric signing tools.
15. systems according to claim 11, is characterized in that, according to the blacklist prestored, described electric signing tools is also for judging whether the described identification information received belongs to described blacklist.
16. 1 kinds of dynamic password display system, is characterized in that, this system comprises:
Dynamic password generating device, for the dynamic password of identification information and generation is sent to electric signing tools, wherein said identification information is used for dynamic password generating device described in unique identification; And
Electric signing tools, for the identification information prestored and the described identification information received being contrasted, and shows the described dynamic password received when the described identification information prestored is consistent with the identification information received.
17. systems according to claim 16, it is characterized in that, described dynamic password generating device is also for generating dynamic password, and according to encryption key, acquisition encryption dynamic password is encrypted to described dynamic password, and described identification information and described encryption dynamic password are sent to described electric signing tools.
18. systems according to claim 17, it is characterized in that, described electric signing tools is also for receiving described encryption dynamic password, described identification information according to receiving searches the decruption key corresponding with described identification information, and according to described decryption key decryption, encrypts dynamic password obtain described dynamic password.
19. systems according to claim 16, is characterized in that, described electric signing tools also for will the described dynamic password of display as the password of described electric signing tools.
20. systems according to claim 16, is characterized in that, according to the blacklist prestored, described electric signing tools is also for judging whether the described identification information received belongs to described blacklist.
21. 1 kinds of dynamic password display system, is characterized in that, this system comprises:
Clock forming device, for identification information and clock information are sent to electric signing tools, wherein said identification information is used for clock forming device described in unique identification; And
Electric signing tools, for the identification information prestored and the described identification information received are contrasted, and generate dynamic password when the described identification information prestored is consistent with the described identification information received according to the described clock information received, and the described dynamic password generated is shown.
22. systems according to claim 21, it is characterized in that, described identification information and described encryption clock information also for being encrypted acquisition encryption clock information according to encryption key to described clock information, and are sent to described electric signing tools by described clock forming device.
23. systems according to claim 22, it is characterized in that, described electric signing tools is also for receiving described encryption clock information, described identification information according to receiving searches the decruption key corresponding with described identification information, and according to described decryption key decryption, encrypts clock information obtain described clock information.
24. systems according to claim 21, is characterized in that, described electric signing tools also for will the described dynamic password of display as the password of described electric signing tools.
25. systems according to claim 21, is characterized in that, according to the blacklist prestored, described electric signing tools is also for judging whether the described identification information received belongs to described blacklist.
26. 1 kinds of dynamic password display system, is characterized in that, this system comprises:
Challenge code receiving system, for identification information and the challenge code received are sent to electric signing tools, wherein said identification information is used for challenge code receiving system described in unique identification; And
Electric signing tools, for the identification information prestored and the described identification information received are contrasted, and generate dynamic password when the described identification information prestored is consistent with the described identification information received according to the described challenge code received, and the described dynamic password generated is shown.
27. systems according to claim 26, it is characterized in that, described identification information and described encrypted challenge code also for being encrypted acquisition encrypted challenge code according to encryption key to the described challenge code received, and are sent to described electric signing tools by described challenge code receiving system.
28. systems according to claim 27, it is characterized in that, described electric signing tools is also for receiving described encrypted challenge code, described identification information according to receiving searches the decruption key corresponding with described identification information, and encrypted challenge code obtains described challenge code according to described decryption key decryption.
29. systems according to claim 26, is characterized in that, described electric signing tools also for will the described dynamic password of display as the password of described electric signing tools.
30. systems according to claim 26, is characterized in that, whether the identification information of described electric signing tools also for receiving according to the blacklist judgement prestored belongs to described blacklist.
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| CN201210452009.7A CN102983974B (en) | 2012-11-12 | 2012-11-12 | Dynamic password display system |
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| CN102761419A (en) * | 2012-07-24 | 2012-10-31 | 天地融科技股份有限公司 | Electronic signature tool and authentication system and authentication method using tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN203151519U (en) * | 2012-11-12 | 2013-08-21 | 天地融科技股份有限公司 | One-time password display system |
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