CN102868530B - A kind of dynamic password formation method and device - Google Patents
A kind of dynamic password formation method and device Download PDFInfo
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- CN102868530B CN102868530B CN201210320889.2A CN201210320889A CN102868530B CN 102868530 B CN102868530 B CN 102868530B CN 201210320889 A CN201210320889 A CN 201210320889A CN 102868530 B CN102868530 B CN 102868530B
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Abstract
The present invention proposes a kind of dynamic password formation method, comprising: generate dynamic password according to the challenge code of input and the clock information of dynamic password token, and preserve dynamic password; Judge within the very first time, whether receive the instruction that user triggers dynamic password token; When judging that not receiving user in the very first time triggers the instruction of dynamic password token, automatic shutdown; Judge whether to receive the start-up command that user triggers dynamic password token; When judging that receiving user triggers the start-up command of dynamic password token, carry out power-on operation; Judge whether the time difference of available machine time and dynamic password rise time is less than preset duration; When judging that the time difference of available machine time and dynamic password rise time is less than preset duration, obtain the dynamic password of storage as the dynamic password exported.This dynamic password formation method has the fail safe of raising user use and the advantage of ease for use.The invention allows for a kind of dynamic password generating device.
Description
Technical field
The present invention relates to electronic technology field, particularly a kind of dynamic password formation method and device.
Background technology
Existing dynamic password token is often arranged on the scheduled time (such as 30 seconds) if interior do not have button operation, then can automatic shutdown.Now, if user is not also able to do in time, reaction operates, or also do not remember dynamic password, or also dynamic password is not inputed to banking system, dynamic password token has carried out power-off operation, then can cause needing to reopen dynamic password token, and regenerate dynamic password could continue operation, especially the dynamic password token of challenge response pattern is applied to, user is needed to re-enter challenge code, regeneration dynamic password afterwards, therefore, if the dynamic password of generation does not use by user, then automatic shutdown can cause the awkward problem of user.
Summary of the invention
The present invention is intended at least one of solve the problems of the technologies described above.
For this reason, one object of the present invention is to propose a kind of easy to use and dynamic password formation method that fail safe is high.
Another object of the present invention is to provide a kind of dynamic password generating device.
To achieve these goals, the embodiment of first aspect present invention provides a kind of dynamic password formation method, comprises the steps: to generate dynamic password according to the challenge code of input and the clock information of dynamic password token, and preserves described dynamic password; Judge within the very first time, whether receive the instruction that user triggers described dynamic password token; When judging that not receiving user in the described very first time triggers the instruction of described dynamic password token, automatic shutdown; Judge whether to receive the start-up command that user triggers described dynamic password token; When judging that receiving user triggers the start-up command of described dynamic password token, carry out power-on operation; Judge whether the time difference of available machine time and dynamic password rise time is less than preset duration; When judging that the time difference of available machine time and dynamic password rise time is less than described preset duration, obtain the described dynamic password of storage as the dynamic password exported.
According to the dynamic password formation method of the embodiment of the present invention, the dynamic password of generation can be preserved after automatic shutdown, and the time difference of available machine time and dynamic password rise time be less than again start in preset duration time, maintain the dynamic password token that dynamic password is constant.Particularly, when the time difference of available machine time and dynamic password rise time is less than preset duration, when again starting shooting, the dynamic password directly generated before display, again inputs challenge code without the need to user and again generates dynamic password, being user-friendly to thus.In addition, can arrange the automatic shutdown time that dynamic password token automatic shutdown time is less than existing dynamic password token, this is because the dynamic password of the embodiment of the present invention can preserve the regular hour.Thus, preventing dynamic password token when there is no automatic shutdown, illegally being obtained by other people and causing user security hidden danger, the fail safe that dynamic password token uses can be strengthened.In addition, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
In addition, dynamic password formation method according to the above embodiment of the present invention can also have following additional technical characteristic:
In one embodiment of the invention, described method also comprises: when judging that the time difference of available machine time and dynamic password rise time is more than or equal to described preset duration, deletes the described dynamic password stored.
Thus, ensure that dynamic password token is after automatic shutdown, when the time difference of available machine time and dynamic password rise time is more than or equal to preset duration again, directly enter the process that new dynamic password generates, prevent user from not inputting challenge code and the dynamic password that generates before adopting and cause dynamic password to be verified, thus be user-friendly to, improve the ease for use of dynamic password token.
In one embodiment of the invention, described method also comprises: judge whether to receive the instruction that user closes described dynamic password token; When judging that receiving user closes the instruction of dynamic password token, shut down and delete the described dynamic password stored.
Thus, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
The embodiment of a second aspect of the present invention provides a kind of dynamic password generating device, comprising: generation module, for the dynamic password generated according to the challenge code of input and the clock information of dynamic password token; Memory module, for preserving described dynamic password; Whether the first judge module, receive for judging the instruction that user triggers described dynamic password token within the very first time; First shutdown module, during for judging that not receiving user in the described very first time triggers the instruction of described dynamic password token at described first judge module, automatic shutdown; Second judge module, receives for judging whether the start-up command that user triggers described dynamic password token; Starting module, for when described second judge module judges that receiving user triggers the start-up command of described dynamic password token, carries out power-on operation; 3rd judge module, judges whether available machine time and volume time difference dynamic password rise time are less than preset duration; Acquisition module, for when described 3rd judge module judges that the time difference of available machine time and dynamic password rise time is less than described preset duration, obtains the described dynamic password of storage as the dynamic password exported.
According to the dynamic password generating device of the embodiment of the present invention, the dynamic password of generation can be preserved after automatic shutdown, and the time difference of available machine time and dynamic password rise time be less than again start in preset duration time, maintain the dynamic password token that dynamic password is constant.Particularly, when the time difference of available machine time and dynamic password rise time is less than preset duration, when again starting shooting, the dynamic password directly generated before display, again inputs challenge code without the need to user and again generates dynamic password, being user-friendly to thus.In addition, can arrange the automatic shutdown time that dynamic password token automatic shutdown time is less than existing dynamic password token, this is because the dynamic password of the embodiment of the present invention can preserve the regular hour.Thus, preventing dynamic password token when there is no automatic shutdown, illegally being obtained by other people and causing user security hidden danger, the fail safe that dynamic password token uses can be strengthened.In addition, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
In addition, dynamic password generating device according to the above embodiment of the present invention can also have following additional technical characteristic:
In one embodiment of the invention, described device also comprises: removing module, for when described 3rd module judges that the time difference of available machine time and dynamic password rise time is more than or equal to described preset duration, delete the described dynamic password that described memory module stores.
Thus, ensure that dynamic password token is after automatic shutdown, when the time difference of available machine time and dynamic password rise time is more than or equal to preset duration again, directly enter the process that new dynamic password generates, prevent user from not inputting challenge code and the dynamic password that generates before adopting and cause dynamic password to be verified, thus be user-friendly to, improve the ease for use of dynamic password token.
In one embodiment of the invention, described device also comprises: the 4th judge module, receives for judging whether the instruction that user closes described dynamic password token; Second shutdown module, for described 4th judge module judge receive user close the instruction of described dynamic password token time, shut down and delete described memory module storage described dynamic password.
Thus, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
Additional aspect of the present invention 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
Above-mentioned and/or additional aspect of the present invention and advantage will become obvious and easy understand from accompanying drawing below combining to the description of embodiment, wherein:
Fig. 1 is the flow chart of dynamic password formation method according to an embodiment of the invention; And
Fig. 2 is the structure chart of dynamic password generating device according to an embodiment of the invention.
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.
In describing the invention, it is to be appreciated that term " first ", " second " only for describing object, and can not be interpreted as instruction or hint relative importance.
In describing the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and 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, can be the connection of two element internals.For the ordinary skill in the art, concrete condition above-mentioned term concrete meaning in the present invention can be understood.
Below with reference to the accompanying drawings dynamic password formation method according to the embodiment of the present invention and device are described.
As shown in Figure 1, the dynamic password formation method of the embodiment of the present invention, comprises the steps:
Step S101: generate dynamic password according to the challenge code of input and the clock information of dynamic password token, and preserve password.This clock information can carry out initialization by certificate server.
Step S102, judges within the very first time, whether receive the instruction that user triggers described dynamic password token, and wherein the very first time can set according to needs, such as 30 seconds.Such as, be 13:15:01 when dynamic password generates, then judge whether dynamic password token has button etc. to be triggered before 13:15:31.Certainly, the very first time can also be 1 minute, 2 minutes, 5 minutes or 10 minutes etc., and can match effective time with the dynamic password of bank authentication dynamic password, namely the very first time is only less than the dynamic password effective time of bank authentication dynamic password.
Step S103, when judging that not receiving user in the very first time triggers the instruction of described dynamic password token, automatic shutdown.If namely do not trigger the instruction of dynamic password token, such as, there is no button operation, then judge within the very first time, not receive the instruction that user triggers dynamic password token, automatic shutdown.
Step S104: judge whether to receive the start-up command that user triggers dynamic password token.After dynamic password automatic shutdown, when user starts E-token dynamic password card again, receive start-up command.
Step S105: when judging that receiving user triggers the start-up command of dynamic password token, carry out power-on operation.
Step S106: judge whether the time difference of available machine time and dynamic password rise time is less than preset duration.Preset duration is wherein determined by the value of making an appointment, namely this preset duration is the dynamic password effective time of bank authentication dynamic password, such as, the bank authentication server authentication dynamic password time is 1 minute, then user concludes the business at every turn needs to generate at dynamic password token in 1 minute, dynamic password directly or indirectly to be inputed in bank authentication server in addition certification after dynamic password, and therefore preset duration consistently with dynamic password effective time just will can ensure that bank authentication server can correct certification dynamic password.Certainly, this dynamic password can be set as different durations effective time as required, such as: 2 minutes, 5 minutes etc.
Step S107: when judging that the time difference of available machine time and dynamic password rise time is less than preset duration, obtains the dynamic password of storage as the dynamic password exported.When judging that the time difference of available machine time and dynamic password rise time is less than preset duration, such as, setting automatic shutdown time is 30 seconds, preset duration and dynamic password effective time are 1 minute, so suppose that the dynamic password rise time is 13:15:01, without button operation after generation dynamic password, then dynamic password token is in 13:15:31 automatic shutdown, dynamic password effective time is 13:16:01, so, when available machine time is between 13:15:31 to 13:16:01, the dynamic password that output display or broadcasting 13:15:01 generate.
In one embodiment of the invention, when judging that the time difference of available machine time and dynamic password rise time is more than or equal to preset duration, delete the described dynamic password stored.Based on above-mentioned example, the available machine time after 13:16:01, then deletes the dynamic password that 13:15:01 generates, and directly enters the process of new generation dynamic password.Thus, ensure that dynamic password token is after automatic shutdown, when the time difference of available machine time and dynamic password rise time is more than or equal to preset duration again, directly enter the process that new dynamic password generates, prevent user from not inputting challenge code and the dynamic password that generates before adopting and cause dynamic password to be verified, thus be user-friendly to, improve the ease for use of dynamic password token.
In one embodiment of the invention, also comprise: judge whether to receive the instruction that user closes dynamic password token; When judging that receiving user closes the instruction of dynamic password token, shut down and delete the dynamic password stored, afterwards, if user starts shooting again, then directly entering the process of new generation dynamic password.Thus, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
According to the dynamic password formation method of the embodiment of the present invention, the dynamic password of generation can be preserved after automatic shutdown, and the time difference of available machine time and dynamic password rise time be less than again start in preset duration time, maintain the dynamic password token that dynamic password is constant.Particularly, when the time difference of available machine time and dynamic password rise time is less than preset duration, when again starting shooting, the dynamic password directly generated before display, again inputs challenge code without the need to user and again generates dynamic password, being user-friendly to thus.In addition, can arrange the automatic shutdown time that dynamic password token automatic shutdown time is less than existing dynamic password token, this is because the dynamic password of the embodiment of the present invention can preserve the regular hour.Thus, preventing dynamic password token when there is no automatic shutdown, illegally being obtained by other people and causing user security hidden danger, the fail safe that dynamic password token uses can be strengthened.In addition, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
As shown in Figure 2, the dynamic password generating device 200 of the embodiment of the present invention, comprising: generation module 201, memory module 202, the first judge module 203, first shutdown module 204, second judge module 205, starting module 206, the 3rd judge module 207 and acquisition module 208.
Particularly, generation module 201 can generate dynamic password according to the clock information of the challenge code of input and dynamic password token.This clock information can carry out initialization by certificate server.Memory module 202 can preserve dynamic password.First judge module 203 can judge within the very first time, whether receive the instruction that user triggers dynamic password token, and wherein the very first time can need setting according to user self, such as 30 seconds.Such as, be 13:15:01 when dynamic password generates, then judge whether dynamic password token has button etc. to be triggered before 13:15:31.Certainly, the very first time can also be 1 minute, 2 minutes, 5 minutes or 10 minutes etc., and can match effective time with the dynamic password of bank authentication dynamic password, namely the very first time is only less than the dynamic password effective time of bank authentication dynamic password.
First shutdown module 204 can when the first judge module 203 judges that not receiving user in the very first time triggers the instruction of dynamic password token, automatic shutdown, if namely do not trigger the instruction of dynamic password token, such as there is no button operation, then judge within the very first time, not receive the instruction that user triggers dynamic password token, automatic shutdown.Second judge module 205 can judge whether to receive the start-up command that user triggers dynamic password token, after dynamic password automatic shutdown, when user starts E-token dynamic password card again, receives start-up command.Starting module 206 when the second judge module 205 judges that receiving user triggers the start-up command of dynamic password token, can carry out power-on operation.3rd judge module 207 can judge whether the time difference of available machine time and dynamic password rise time is less than preset duration, preset duration is wherein determined by the value of making an appointment, namely this preset duration is the dynamic password effective time of bank authentication dynamic password, such as, the bank authentication server authentication dynamic password time is 1 minute, then user concludes the business at every turn needs to generate at dynamic password token in 1 minute, dynamic password directly or indirectly to be inputed in bank authentication server in addition certification after dynamic password, therefore preset duration consistently with dynamic password effective time just will can ensure that bank authentication server can correct certification dynamic password.Certainly, this dynamic password can be set as different durations effective time as required, such as: 2 minutes, 5 minutes etc.Acquisition module 208 can when the 3rd judge module 207 judges that the time difference of available machine time and dynamic password rise time is less than preset duration, obtain the dynamic password of storage as the dynamic password exported, when judging that the time difference of available machine time and dynamic password rise time is less than preset duration, such as, setting automatic shutdown time is 30 seconds, preset duration and dynamic password effective time are 1 minute, so suppose that the dynamic password rise time is 13:15:01, without button operation after generation dynamic password, then dynamic password token is in 13:15:31 automatic shutdown, dynamic password effective time is 13:16:01, so, when available machine time is between 13:15:31 to 13:16:01, the dynamic password that output display or broadcasting 13:15:01 generate.
In one embodiment of the invention, also comprise: removing module 209 can when the 3rd judge module 207 judges that the time difference of available machine time and dynamic password rise time is more than or equal to preset duration, delete the dynamic password that memory module 202 stores, based on above-mentioned example, available machine time is after 13:16:01, then delete the dynamic password that 13:15:01 generates, and directly enter the process of new generation dynamic password.Thus, ensure that dynamic password token is after automatic shutdown, when the time difference of available machine time and dynamic password rise time is more than or equal to preset duration again, directly enter the process that new dynamic password generates, prevent user from not inputting challenge code and the dynamic password that generates before adopting and cause dynamic password to be verified, thus be user-friendly to, improve the ease for use of dynamic password token.
In one embodiment of the invention, dynamic password generating device comprises: the 4th judge module 210 and the second shutdown module 211.
Specifically, the 4th judge module 210 can judge whether to receive the instruction that user closes dynamic password token.Second shutdown module 211 can when the 4th judge module 210 judges that receiving user closes the instruction of dynamic password token, shut down and delete memory module store dynamic password, afterwards, if user starts shooting again, then directly enter the process of new generation dynamic password.Thus, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
According to the dynamic password generating device of the embodiment of the present invention, the dynamic password of generation can be preserved after automatic shutdown, and the time difference of available machine time and dynamic password rise time be less than again start in preset duration time, maintain the dynamic password token that dynamic password is constant.Particularly, when the time difference of available machine time and dynamic password rise time is less than preset duration, when again starting shooting, the dynamic password directly generated before display, again inputs challenge code without the need to user and again generates dynamic password, being user-friendly to thus.In addition, can arrange the automatic shutdown time that dynamic password token automatic shutdown time is less than existing dynamic password token, this is because the dynamic password of the embodiment of the present invention can preserve the regular hour.Thus, preventing dynamic password token when there is no automatic shutdown, illegally being obtained by other people and causing user security hidden danger, the fail safe that dynamic password token uses can be strengthened.In addition, after this dynamic password token that manually shuts down, even if ensure that when the time difference of available machine time and dynamic password rise time is less than preset duration, the dynamic password also no longer generated before display, thus dynamic password token fail safe and ease for use can be promoted.
Describe and can be understood in flow chart or in this any process otherwise described or method, represent and comprise one or more for realizing the module of the code of the executable instruction of the step of specific logical function or process, fragment or part, and the scope of the preferred embodiment of the present invention comprises other realization, wherein can not according to order that is shown or that discuss, comprise according to involved function by the mode while of basic or by contrary order, carry out n-back test, this should understand by embodiments of the invention person of ordinary skill in the field.
Should be appreciated that each several part of the present invention can realize with hardware, software, firmware or their combination.In the above-described embodiment, multiple step or method can with to store in memory and the software performed by suitable instruction execution system or firmware realize.Such as, if realized with hardware, the same in another embodiment, can realize by any one in following technology well known in the art or their combination: the discrete logic with the logic gates for realizing logic function to data-signal, there is the application-specific integrated circuit (ASIC) of suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA) etc.
Those skilled in the art are appreciated that realizing all or part of step that above-described embodiment method carries is that the hardware that can carry out instruction relevant by program completes, described program can be stored in a kind of computer-readable recording medium, this program perform time, step comprising embodiment of the method one or a combination set of.
In addition, each functional unit in each embodiment of the present invention can be integrated in a processing module, also can be that the independent physics of unit exists, also can be integrated in a module by two or more unit.Above-mentioned integrated module both can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.If described integrated module using the form of software function module realize and as independently production marketing or use time, also can be stored in a computer read/write memory medium.
The above-mentioned storage medium mentioned can be read-only memory, disk or CD etc.
In the description of this specification, specific features, structure, material or feature that the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to describe in conjunction with this embodiment or example are contained at least one embodiment of the present invention or example.In this manual, identical embodiment or example are not necessarily referred to the schematic representation of above-mentioned term.And the specific features of description, structure, material or feature can combine in an appropriate manner in any one or more embodiment or example.
Although illustrate and describe embodiments of the invention above, be understandable that, above-described embodiment is exemplary, can not be interpreted as limitation of the present invention, those of ordinary skill in the art can change above-described embodiment within the scope of the invention when not departing from principle of the present invention and aim, revising, replacing and modification.Scope of the present invention is by claims extremely equivalency.
Claims (6)
1. a dynamic password formation method, is characterized in that, described method comprises:
Generate dynamic password according to the challenge code of input and the clock information of dynamic password token, and preserve described dynamic password;
Judge within the very first time, whether receive the instruction that user triggers described dynamic password token;
When judging that not receiving user in the described very first time triggers the instruction of described dynamic password token, automatic shutdown;
Judge whether to receive the start-up command that user triggers described dynamic password token;
When judging that receiving user triggers the start-up command of described dynamic password token, carry out power-on operation;
Judge whether the time difference of available machine time and dynamic password rise time is less than preset duration;
When judging that the time difference of available machine time and dynamic password rise time is less than described preset duration, obtain the described dynamic password of storage as the dynamic password exported;
Described preset duration is the dynamic password effective time of bank authentication dynamic password.
2. dynamic password formation method according to claim 1, is characterized in that, described method also comprises: when judging that the time difference of available machine time and dynamic password rise time is more than or equal to described preset duration, deletes the described dynamic password stored.
3. dynamic password formation method according to claim 1 and 2, is characterized in that, described method also comprises:
Judge whether to receive the instruction that user closes described dynamic password token;
When judging that receiving user closes the instruction of described dynamic password token, shut down and delete the described dynamic password stored.
4. a dynamic password generating device, is characterized in that, described device comprises:
Generation module, for generating dynamic password according to the challenge code of input and the clock information of dynamic password token;
Memory module, for preserving described dynamic password;
Whether the first judge module, receive for judging the instruction that user triggers described dynamic password token within the very first time;
First shutdown module, during for judging that not receiving user in the described very first time triggers the instruction of described dynamic password token at described first judge module, automatic shutdown;
Second judge module, receives for judging whether the start-up command that user triggers described dynamic password token;
Starting module, for when described second judge module judges that receiving user triggers the start-up command of described dynamic password token, carries out power-on operation;
3rd judge module, judges whether the time difference of available machine time and dynamic password rise time is less than preset duration, and wherein, described preset duration is the dynamic password effective time of bank authentication dynamic password;
Acquisition module, for when described 3rd judge module judges that the time difference of available machine time and dynamic password rise time is less than preset duration, obtains the described dynamic password of storage as the dynamic password exported.
5. dynamic password generating device according to claim 4, is characterized in that, described device also comprises:
Removing module, for when described 3rd judge module judges that the time difference of available machine time and dynamic password rise time is more than or equal to described preset duration, deletes the described dynamic password that described memory module stores.
6. the dynamic password generating device according to claim 4 or 5, is characterized in that, described device also comprises:
4th judge module, receives for judging whether the instruction that user closes described dynamic password token;
Second shutdown module, for described 4th judge module judge receive user close the instruction of described dynamic password token time, shut down and delete described memory module storage described dynamic password.
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101783731A (en) * | 2009-12-28 | 2010-07-21 | 北京飞天诚信科技有限公司 | Display method of dynamic password and dynamic token |
| CN102222390A (en) * | 2011-06-30 | 2011-10-19 | 飞天诚信科技股份有限公司 | Multifunctional intelligent key device and working method thereof |
| CN102368230A (en) * | 2011-10-31 | 2012-03-07 | 北京天地融科技有限公司 | Mobile memory and access control method thereof as well as system |
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| JP2008198147A (en) * | 2007-02-16 | 2008-08-28 | Dainippon Printing Co Ltd | Method for adjusting time of token for generating one-time password of time synchronous system, token provided with function for securely correcting clock time, and server for generating message for correcting token time |
| CN101719828B (en) * | 2009-06-08 | 2012-03-21 | 北京宏基恒信科技有限责任公司 | Time synchronizing dynamic token and method for generating a plurality of dynamic passwords in real time |
| CN102123148B (en) * | 2011-03-02 | 2014-01-15 | 天地融科技股份有限公司 | Authentication method, system and device based on dynamic password |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101783731A (en) * | 2009-12-28 | 2010-07-21 | 北京飞天诚信科技有限公司 | Display method of dynamic password and dynamic token |
| CN102222390A (en) * | 2011-06-30 | 2011-10-19 | 飞天诚信科技股份有限公司 | Multifunctional intelligent key device and working method thereof |
| CN102368230A (en) * | 2011-10-31 | 2012-03-07 | 北京天地融科技有限公司 | Mobile memory and access control method thereof as well as system |
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