CN103326858A - NFC dynamic password chip based on time mode and working method of NFC dynamic password chip - Google Patents
NFC dynamic password chip based on time mode and working method of NFC dynamic password chip Download PDFInfo
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- CN103326858A CN103326858A CN2013101997395A CN201310199739A CN103326858A CN 103326858 A CN103326858 A CN 103326858A CN 2013101997395 A CN2013101997395 A CN 2013101997395A CN 201310199739 A CN201310199739 A CN 201310199739A CN 103326858 A CN103326858 A CN 103326858A
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- 238000005516 engineering process Methods 0.000 claims abstract description 49
- 230000001360 synchronised effect Effects 0.000 claims abstract description 15
- 230000002123 temporal effect Effects 0.000 claims description 137
- 230000004044 response Effects 0.000 claims description 96
- 238000000605 extraction Methods 0.000 claims description 22
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Abstract
The invention relates to an NFC dynamic password chip based on a time mode and a working method of the NFC dynamic password chip. The chip comprises a first receiving module used for receiving data request information sent by a terminal device through the NFC technology, a dynamic password generation module used for extracting time information from the data request information and generating a one-time password according to the time information and a first sending module used for sending data responding information to the terminal device through the NFC technology, wherein the data request information comprises the time information and the time information and a backstage authentication server are synchronous in time and the data responding information comprises the one-time password. The first receiving module, the dynamic password generation module and the first sending module are integrated in the single chip. According to the NFC dynamic password chip based on the time mode and the working method, the cost of a dynamic password board is reduced.
Description
Technical field
The present invention relates to the safety certification field, relate in particular to a kind of NFC dynamic password chip and method of work thereof based on the time mode.
Background technology
The dynamic password board is that a kind of built-in power, password generate chip and display screen, upgrade the specialized hardware of dynamic password according to special algorithm at regular intervals automatically.Wherein, based on the dynamic password board of time mode according to special algorithm every the regular hour generate one with disposal password time correlation, uncertain (One time Password, abbreviation: OTP) replace traditional static password.This mode has strict requirement to the frequency of the crystal oscillator that is installed in token inside.
The apparent advantage of dynamic password board mainly contains: confidentiality: user's secret key safety storage, do not need to transmit at channel, and prevent the leakage of user identity to greatest extent.Anti-playback: the dynamic password that produces can only be imported use once, in case use with regard to immediate cancel.Uprising dew: because dynamic password has the function of using disposable effective and overtime calcellation, even the password leakage potential safety hazard can not occur yet.Convenience: password does not need memory.
Although the dynamic password board is with the obvious advantage, the cost of dynamic password board is higher, for the dynamic password board of time synchronizing method, since relatively stricter to the requirement of crystal oscillator, its cost further increased.For example: handle a dynamic password board in bank, need collect the expense of client's dozens of yuan, cause that the user abandons using the dynamic password board under a lot of situations, thereby influenced popularizing of dynamic password board.The cost that how to reduce the dynamic password board is called a problem that needs to be resolved hurrily.
Summary of the invention
The invention provides a kind of NFC dynamic password chip and method of work thereof based on the time mode, in order to realize reducing the cost of dynamic password board.
The invention provides a kind of near-field communication NFC dynamic password chip based on the time mode, comprising:
First receiver module is used for adopting the NFC technology, and the data request information that receiving terminal apparatus sends comprises temporal information in the described data request information, the time synchronized of described temporal information and backstage authentication server;
The dynamic password generation module is used for extracting described temporal information from described data request information, according to described temporal information, generates disposal password;
First sending module is used for adopting the NFC technology, sends the data response message to described terminal equipment, comprises described disposal password in the described data response message;
Described first receiver module, described dynamic password generation module and described first sending module are integrated in the single chip.
The present invention also provides a kind of near-field communication NFC dynamic password board based on the time mode, comprising:
The NFC antenna;
Aforesaid NFC dynamic password chip based on the time mode.
The present invention also provides a kind of terminal equipment, comprising:
Second sending module is used for to backstage authentication server transmission time information request message;
Second receiver module is used for receiving the temporal information response message that described backstage authentication server sends, and comprises temporal information in the described temporal information response message, the time synchronized of described temporal information and described backstage authentication server;
The temporal information extraction module is used for extracting described temporal information from described temporal information response message;
The 3rd sending module is used for adopting the NFC technology, sends data request information to NFC dynamic password board, comprises described temporal information in the described data request information;
The 3rd receiver module is used for adopting the NFC technology, receives the data response message that described NFC dynamic password board sends, and comprises disposal password in the described data response message;
The code extraction module, be used for extracting described disposal password from described data response message, described disposal password is sent to described second sending module, described second sending module also is used for sending authentication request message to described backstage authentication server, comprises the described disposal password that described code extraction module is extracted in the described authentication request message;
Antenna is connected with described the 3rd receiver module with described the 3rd sending module.
The present invention also provides a kind of backstage authentication server, comprising:
The 4th receiver module is used for the temporal information request message that receiving terminal apparatus sends;
The temporal information acquisition module is used for according to described temporal information request message, obtains the temporal information of described backstage authentication server;
The 4th sending module, be used for to described terminal equipment transmission time information response message, comprise described temporal information in the described temporal information response message, described the 4th receiver module also is used for receiving the authentication request message that described terminal equipment sends, and comprises the disposal password that generates according to described temporal information in the described authentication request message;
Authentication module is used for extracting described disposal password from described authentication request message, carries out authentication according to described disposal password.
The present invention also provides a kind of Verification System of utilizing near-field communication NFC technology to realize, comprises aforesaid based on the NFC dynamic password board of time mode, aforesaid terminal equipment and aforesaid backstage authentication server.
The present invention also provides a kind of method of work of the near-field communication NFC dynamic password chip based on the time mode, comprising:
Adopt the NFC technology, the data request information that receiving terminal apparatus sends comprises temporal information in the described data request information, the time synchronized of described temporal information and backstage authentication server;
From described data request information, extract described temporal information, generate disposal password according to described temporal information;
Adopt the NFC technology, send the data response message to described terminal equipment, comprise described disposal password in the described data response message.
The present invention also provides a kind of method of work of terminal equipment, comprising:
To backstage authentication server transmission time information request message;
Receive the temporal information response message that the backstage authentication server sends, comprise temporal information in the described temporal information response message, the time synchronized of described temporal information and described backstage authentication server;
From described temporal information response message, extract described temporal information;
Adopt the NFC technology, send data request information to NFC dynamic password board, comprise described temporal information in the described data request information;
Adopt the NFC technology, receive the data response message that described NFC dynamic password board sends, comprise disposal password in the described data response message;
From described data response message, extract described disposal password, send authentication request message to described backstage authentication server, comprise the described disposal password of extraction in the described authentication request message.
The present invention also provides the method for work of a kind of backstage authentication server, comprising:
Receive the temporal information request message that first terminal equipment sends;
According to the temporal information request message, obtain the temporal information of backstage authentication server;
To the second terminal equipment transmission time information response message, comprise described temporal information in the described temporal information response message;
Receive the authentication request message that described first terminal equipment sends, comprise the disposal password that generates according to described temporal information in the described authentication request message, from described authentication request message, extract described disposal password, carry out authentication according to described disposal password.
In the present embodiment, the dynamic password chip only need generate disposal password and then disposal password be sent to terminal equipment and get final product, and need in the dynamic password board, not show disposal password, therefore need in NFC dynamic password board, display screen be installed, thereby simplified the structure of dynamic password board, reduced the cost of dynamic password board.In addition, the temporal information synchronous with the backstage authentication server that dynamic password chip receiving terminal apparatus sends, and crystal oscillator that need installation requirement strictness in the dynamic password board, thereby further simplified the structure of dynamic password board, reduced the cost of dynamic password board.
Description of drawings
Fig. 1 is the structural representation that the present invention is based on the NFC dynamic password chip embodiment of time synchronizing method;
Fig. 2 is the schematic flow sheet that the present invention is based on the method for work of NFC dynamic password chip shown in Figure 1 among the NFC dynamic password chip embodiment of time synchronizing method;
Fig. 3 is the structural representation of NFC dynamic password board embodiment of the present invention;
Fig. 4 is the structural representation of terminal equipment embodiment of the present invention;
Fig. 5 is the schematic flow sheet of the method for work of terminal equipment among the terminal equipment embodiment of the present invention;
Fig. 6 is the structural representation of backstage authentication server embodiment of the present invention;
Fig. 7 is the schematic flow sheet of the method for work of backstage authentication server among the backstage authentication server embodiment of the present invention;
Fig. 8 utilizes the operation principle schematic diagram of the Verification System embodiment of NFC technology realization for the present invention.
Embodiment
The invention will be further described below in conjunction with specification drawings and specific embodiments.
(Near Field Communication, be called for short: NFC) technology is to be initiated by PHILIPS Co. to near-field communication, is united a wireless technology of promoting mainly by well-known manufacturers such as Nokia, Sonys.NFC identifies destination object automatically and obtains data by radiofrequency signal, identification work need not manual intervention, any two equipment approach and do not need cable to patch just can to realize mutual communication, and information exchange, access to content and the service satisfied between any two wireless devices exchange.The NFC technology has adopted unique signal attenuation technique, has apart near, high, the characteristic of low energy consumption of bandwidth; The NFC technological side is mutual to the near field transaction, is applicable to the significant datas such as personal information that exchange is responsive.Consider the These characteristics of NFC technology, the inventor considers to adopt the NFC technology to realize the dynamic password board.
As shown in Figure 1, structural representation for the NFC dynamic password chip embodiment that the present invention is based on time synchronizing method, NFC dynamic password chip can comprise first receiver module 11, dynamic password generation module 12 and first sending module 13, and dynamic password generation module 12 is connected with first sending module 13 with first receiver module 11 respectively.First receiver module 11, dynamic password generation module 12 and first sending module 13 are integrated in the single chip.
Wherein, first receiver module 11 is used for adopting the NFC technology, and the data request information that receiving terminal apparatus sends comprises temporal information, the time synchronized of this temporal information and backstage authentication server in the data request information; Dynamic password generation module 12 is used for from the data request information extracting time information, according to temporal information, generates disposal password; First sending module 13 is used for adopting the NFC technology, sends the data response message to terminal equipment, comprises disposal password in the data response message.
As shown in Figure 2, the schematic flow sheet for the method for work of NFC dynamic password chip shown in Figure 1 among the NFC dynamic password chip embodiment that the present invention is based on time synchronizing method can comprise the steps:
Step 23, first sending module 13 adopt the NFC technology, send the data response message to terminal equipment, comprise disposal password in the data response message.
In the present embodiment, the dynamic password chip only need generate disposal password and then disposal password be sent to terminal equipment and get final product, and need in the dynamic password board, not show disposal password, therefore need in NFC dynamic password board, display screen be installed, thereby simplified the structure of dynamic password board, reduced the cost of dynamic password board.In addition, the temporal information synchronous with the backstage authentication server that dynamic password chip receiving terminal apparatus sends, and crystal oscillator that need installation requirement strictness in the dynamic password board, thereby further simplified the structure of dynamic password board, reduced the cost of dynamic password board.
Alternatively, in order further to promote the fail safe of dynamic password board, except comprising temporal information, can also comprise second device identification for marking terminal equipment in the data request information that first receiver module 11 receives.Correspondingly, again referring to structural representation shown in Figure 1, dynamic password generation module 12 can comprise memory cell 121, judging unit 122 and password generation unit 123, judging unit 122 is connected with first receiver module 11 with memory cell 121, and password generation unit 123 is connected with first sending module 13 with judging unit 122.
Wherein, memory cell 121 is used for storage second device identification; Judging unit 122 is used for extracting second device identification from data request information, judges whether second device identification of storing in second device identification of extracting and the memory cell 121 is identical; The judged result that password generation unit 123 is used for according to judging unit 122, extracting time information from data request information according to temporal information, generates disposal password.Correspondingly, the method for work of NFC dynamic password chip can also comprise the steps:
Step S1, judging unit 122 extract second device identification from data request information, judge whether second device identification of extracting is identical with second device identification of storage;
Step S2, password generation unit 123 are according to the judged result of judging unit 122, and extracting time information from data request information according to temporal information, generates disposal password;
Particularly, when judging unit 122 judges that second device identification of extracting is identical with second device identification of storage in the memory cell 121, password generation unit 123 just generates disposal password, second device identification of in judging unit 122 is judged second device identification of extracting and memory cell 121, storing not simultaneously, password generation unit 123 does not generate disposal password.
Alternatively, referring to structural representation shown in Figure 1, this chip can also comprise first memory 14 again, is connected with first sending module 13, be used for storage first device identification, first device identification is used for the NFC dynamic password board that sign is equipped with NFC dynamic password chip.For first device identification is sent, this chip can also comprise the first device identification acquisition module 15, be connected with first sending module 13 with first memory 14 respectively, be used for according to data request information, from first memory 14, obtain first device identification, first device identification is sent to first sending module 13.Except comprising disposal password, can also comprise first device identification in the data response message that first sending module 13 sends.Correspondingly, the method for work of NFC dynamic password chip can also comprise the steps:
Step S1, the first device identification acquisition module 15 obtain first device identification according to data request information from first memory 14, first device identification is sent to first sending module 13.
Alternatively, except with first device identification with disposal password sends, can also adopt special instruction to read first device identification.First receiver module 11 is used for the first device identification request message that receiving terminal apparatus sends.The first device identification acquisition module 15 can also be connected with first receiver module 11, is used for according to the first device identification request message, obtains first device identification from first memory 14, and first device identification is sent to first sending module 13.First sending module 13 also is used for sending the first device identification response message to terminal equipment, comprises first device identification in the first device identification response message.Correspondingly, the method for work of NFC dynamic password chip can also comprise the steps:
The first device identification request message that step S1, first receiver module, 11 receiving terminal apparatus send;
Step S2, the first device identification acquisition module 15 obtain first device identification of storage according to the first device identification request message, and first device identification of obtaining is sent to first sending module 13;
Step S3, first sending module 13 send the first device identification response message to terminal equipment, comprise first device identification in the first device identification response message.
Alternatively, this chip can also comprise power management module 16, and the power supply signal that being used for the power supply signal that will obtain by antenna coupling system and/or battery provides offers each module of chip; Power management module 16 is integrated in the chip.Power management module can be its power supply again when each module of chip need be powered, then be not its power supply when each module of chip does not need to power.
As shown in Figure 3, structural representation for NFC dynamic password board embodiment of the present invention, this NFC dynamic password board can comprise NFC antenna 31 and NFC dynamic password chip 32, wherein NFC dynamic password chip 32 can comprise arbitrary module of aforementioned NFC dynamic password chip embodiment, does not repeat them here.Wherein, NFC antenna 31 is connected with NFC dynamic password chip 32.
Alternatively, NFC antenna 31 can be printed on the inboard of the shell of dynamic password board 32.
Alternatively, NFC antenna 31 can be encapsulated in the plastic cards with NFC dynamic password chip 32, and with respect to the dynamic password board of available technology adopting, the cost of plastic cards is lower, thereby has further reduced cost.
Alternatively, the length of NFC dynamic password board can be less than 86 millimeters, and width is less than 55mm, and thickness is equivalent to the size of a bank card less than 5mm, can also make the shape of bank card, is convenient for carrying like this.Certainly, also can make the special-shaped card of different shape and size, take into account attractive in appearance and portable.
Alternatively, it is the chip wireless power that NFC dynamic password board can adopt the mode of antenna coupling, and also can adopt battery is chip power supply, and the mode that perhaps adopts antenna coupling power supply and powered battery to combine is chip power supply.When the needs powered battery, again referring to structural representation shown in Figure 3, present embodiment can also comprise battery 33, is connected with NFC dynamic password chip 32.Alternatively, a switch can also be installed between battery 33 and NFC dynamic password chip 32, like this, when switch closure, NFC dynamic password board operate as normal, when switch disconnected, because the energy channel between battery 33 and the NFC dynamic password chip 32 is cut off, NFC dynamic password board quit work.
Alternatively, again referring to structural representation shown in Figure 3, open and close in order to control NFC dynamic password board easily, a K switch can also be installed between NFC antenna 31 and NFC dynamic password chip 32, be used for cutting off data channel and/or energy channel between NFC antenna 31 and the NFC dynamic password chip 32.By the open and close of control NFC dynamic password board, both can energy savings, can prevent misoperation effectively again.
As shown in Figure 4, be the structural representation of terminal equipment embodiment of the present invention, this terminal equipment can comprise second sending module 41, second receiver module 42, temporal information extraction module 43, the 3rd sending module 44, the 3rd receiver module 45, code extraction module 46 and antenna 40.Temporal information extraction module 43 is connected with second receiver module 42, the 3rd sending module 44 is connected with temporal information extraction module 43, code extraction module 46 is connected with the 3rd receiver module 45, second sending module 41 is connected with code extraction module 46, and antenna 40 is connected with the 3rd sending module 44 with the 3rd receiver module 45.
Wherein, second sending module 41 is used for to backstage authentication server transmission time information request message; Second receiver module 42 is used for receiving the temporal information response message that the backstage authentication server sends, and comprises temporal information in the temporal information response message, the time synchronized of this temporal information and backstage authentication server; Temporal information extraction module 43 is used for from temporal information response message extracting time information; The 3rd sending module 44 is used for adopting the NFC technology, sends data request information to NFC dynamic password board, comprises temporal information in the data request information; The 3rd receiver module 45 is used for adopting the NFC technology, receives the data response message that NFC dynamic password board sends, and comprises disposal password in the data response message; Code extraction module 46 is used for extracting disposal password from the data response message, disposal password is sent to second sending module 41, second sending module 41 also is used for sending authentication request message to the backstage authentication server, comprises disposal password in the authentication request message.
As shown in Figure 5, the schematic flow sheet for the method for work of terminal equipment among the terminal equipment embodiment of the present invention can comprise the steps:
Step 51, second sending module 41 are to backstage authentication server transmission time information request message;
Step 52, second receiver module 42 receive the temporal information response message that the backstage authentication server sends, and comprise temporal information in the temporal information response message, the time synchronized of this temporal information and backstage authentication server;
Step 53, temporal information extraction module 43 extracting time information from the temporal information response message sends to the 3rd sending module 44 with the temporal information of extracting;
Step 54, the 3rd sending module 44 adopt the NFC technology, send data request information to NFC dynamic password board, comprise temporal information in the data request information;
Step 55, the 3rd receiver module 45 adopt the NFC technology, receive the data response message that NFC dynamic password board sends, and comprise disposal password in the data response message;
Step 56, code extraction module 46 are extracted disposal password from the data response message, disposal password is sent to second sending module 42;
Step 57, second sending module 42 send authentication request message to the backstage authentication server, comprise disposal password in the authentication request message.
In the present embodiment, terminal equipment sends to the dynamic password chip with temporal information after the authentication server acquisition time information of backstage, receive the disposal password that the dynamic password chip sends again, disposal password is directly sent to the backstage authentication server, and need in the dynamic password board, not show disposal password, therefore crystal oscillator that need installation requirement strictness in the dynamic password board, need in NFC dynamic password board, display screen be installed yet, thereby simplified the structure of dynamic password board, reduced the cost of dynamic password board.
Alternatively, again referring to structural representation shown in Figure 4, this embodiment can also comprise second memory 47, is used for storage second device identification, and second device identification is used for this terminal equipment of sign.The 3rd sending module 44 also is used for obtaining second device identification from second memory 47, also comprises second device identification in the data request information that the 3rd sending module 44 sends.In the method for work of terminal equipment, after the 3rd sending module 44 receives temporal information, from second memory 47, obtain second device identification, generate a data request message then, comprise temporal information and second device identification in this data request information, adopt the NFC technology again, this data request information is sent to NFC dynamic password board.
Alternatively, in the data response message except comprising the disposal password, can also comprise first device identification for sign NFC dynamic password board, again referring to structural representation shown in Figure 4, this terminal equipment can also comprise the first device identification extraction module 48, be connected with the 3rd receiver module 45, be used for extracting first device identification from the data response message, first device identification is sent to second sending module 41, second sending module 41 sends in the authentication request message of backstage authentication server except comprising disposal password, can also comprise first device identification.
Alternatively, except receiving first device identification by the data response message, can also adopt following approach to receive first device identification in needs: the 3rd sending module 44 adopts the NFC technology, send the first device identification request message to NFC dynamic password board, the 3rd receiver module 45 adopts the NFC technology, receive the first device identification response message that NFC dynamic password board sends, comprise first device identification in the first device identification response message; The first device identification extraction module 48 extracts first device identification from the first device identification response message, first device identification is sent to second sending module 41.
As shown in Figure 6, be the structural representation of backstage authentication server embodiment of the present invention, this backstage authentication server can comprise the 4th receiver module 61, temporal information acquisition module 62, the 4th sending module 63 and authentication module 64.Temporal information acquisition module 62 is connected with the 4th receiver module 61, and the 4th sending module 63 is connected with temporal information acquisition module 62, and authentication module 64 is connected with the 4th receiver module 61.
Wherein, the 4th receiver module 61 is used for the temporal information request message that receiving terminal apparatus sends; Temporal information acquisition module 62 is used for according to the temporal information request message, obtains the temporal information of backstage authentication server; The 4th sending module 63 is used for to terminal equipment transmission time information response message, comprises temporal information in the temporal information response message; The 4th receiver module 61 also is used for the authentication request message that receiving terminal apparatus sends, and comprises the disposal password that generates according to temporal information in the authentication request message; Authentication module 64 is used for extracting disposal password from authentication request message, carries out authentication according to disposal password.
As shown in Figure 7, the schematic flow sheet for the method for work of backstage authentication server among the backstage authentication server embodiment of the present invention can comprise the steps:
The temporal information request message that step 71, the 4th receiver module 61 receiving terminal apparatus send;
The authentication request message that step 74, the 4th receiver module 61 receiving terminal apparatus send comprises the disposal password that generates according to temporal information in the authentication request message;
In the present embodiment, the backstage authentication server sends to terminal equipment with temporal information, by terminal equipment temporal information is sent to NFC dynamic password board again, NFC dynamic password board generates disposal password according to temporal information, by terminal equipment disposal password is sent to the backstage authentication server again, the backstage authentication server carries out authentication to disposal password, thereby need in the dynamic password board, not show disposal password, therefore crystal oscillator that need installation requirement strictness in the dynamic password board, need in NFC dynamic password board, display screen be installed yet, thereby simplified the structure of dynamic password board, reduced the cost of dynamic password board.
Alternatively, in order to improve fail safe, except comprising disposal password, can also comprise first device identification for sign NFC dynamic password board in the authentication request message.Authentication module 64 can also be used for extracting first device identification from authentication request message, carries out authentication according to disposal password and first device identification.
As shown in Figure 8, for the present invention utilizes the operation principle schematic diagram of the Verification System embodiment that the NFC technology realizes, this system can comprise NFC dynamic password board 81, terminal equipment 82 and backstage authentication server 83.Alternatively, terminal equipment 82 can be mobile phone, panel computer, portable notebook, card reader or POS machine.Adopt the NFC technology to carry out radio communication between terminal equipment 82 and the NFC dynamic password board 81, can adopt wired or wireless communication between terminal equipment 82 and the backstage authentication server 83.
In the present embodiment, terminal equipment 82 is to backstage authentication server 83 transmission time information request messages; The temporal information request message that authentication server 83 receiving terminal apparatus 82 in backstage send, according to the temporal information request message, obtain the temporal information of backstage authentication server 83, to terminal equipment 82 transmission time information response messages, comprise temporal information in the temporal information response message; Terminal equipment 82 receiving time information response messages, extracting time information from the temporal information response message adopts the NFC technology, sends data request information to NFC dynamic password board 81, comprises temporal information in the data request information; NFC dynamic password board 81 adopts the NFC technology, the data request information that receiving terminal apparatus 82 sends, and extracting time information from data request information according to temporal information, generates disposal password; NFC dynamic password board 81 adopts the NFC technology, sends the data response message to terminal equipment 82, comprises disposal password in the data response message; Terminal equipment 82 adopts the NFC technology, receive the data response message that NFC dynamic password board 81 sends, comprise disposal password in the data response message, from the data response message, extract disposal password, send authentication request message to backstage authentication server 83, comprise disposal password in the authentication request message.The authentication request message that authentication server 83 receiving terminal apparatus 82 in backstage send is extracted disposal password from authentication request message, carry out authentication according to disposal password.
Wherein, NFC dynamic password board 81 can comprise arbitrary module and the unit of aforementioned NFC dynamic password board embodiment, terminal equipment 82 can comprise arbitrary module and the unit of aforementioned terminals apparatus embodiments, backstage authentication server 83 can comprise arbitrary module and the unit of aforementioned backstage authentication server embodiment, does not repeat them here.
Alternatively, in aforementioned all embodiment, terminal equipment can (Point Of Sale be called for short: POS) machine etc. for mobile phone, panel computer, portable notebook, card reader or point of sales.
It should be noted that at last: above embodiment is only unrestricted in order to technical scheme of the present invention to be described, although with reference to preferred embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement technical scheme of the present invention, and not break away from the spirit and scope of technical solution of the present invention.
Claims (29)
1. the near-field communication NFC dynamic password chip based on the time mode is characterized in that, comprising:
First receiver module is used for adopting the NFC technology, and the data request information that receiving terminal apparatus sends comprises temporal information in the described data request information, the time synchronized of described temporal information and backstage authentication server;
The dynamic password generation module is used for extracting described temporal information from described data request information, according to described temporal information, generates disposal password;
First sending module is used for adopting the NFC technology, sends the data response message to described terminal equipment, comprises described disposal password in the described data response message;
Described first receiver module, described dynamic password generation module and described first sending module are integrated in the single chip.
2. the NFC dynamic password chip based on the time mode according to claim 1 is characterized in that, also comprises second device identification in the described data request information, and described second device identification is used for the described terminal equipment of sign;
Described dynamic password generation module comprises:
Memory cell is used for storage second device identification;
Judging unit is used for extracting second device identification from described data request information, judges whether second device identification of storing in second device identification of extracting and the described memory cell is identical;
The password generation unit is used for the judged result according to judging unit, extracts described temporal information from described data request information, according to described temporal information, generates disposal password.
3. the NFC dynamic password chip based on the time mode according to claim 1 is characterized in that, also comprises:
First memory is used for storage first device identification, and described first device identification is used for the NFC dynamic password board that sign is equipped with described NFC dynamic password chip;
The first device identification acquisition module is used for according to described data request information, obtains described first device identification from described first memory, and described first device identification is sent to described first sending module;
Also comprise described first device identification in the described data response message.
4. the NFC dynamic password chip based on the time mode according to claim 1 is characterized in that, also comprises:
First memory is used for storage first device identification, and described first device identification is used for the NFC dynamic password board that sign is equipped with described NFC dynamic password chip, and described first receiver module also is used for the first device identification request message that receiving terminal apparatus sends;
The first device identification acquisition module, be used for according to the described first device identification request message, from described first memory, obtain described first device identification, described first device identification is sent to described first sending module, described first sending module also is used for sending the first device identification response message to described terminal equipment, comprises described first device identification in the described first device identification response message.
5. according to the arbitrary described NFC dynamic password chip based on the time mode of claim 1-4, it is characterized in that, also comprise:
Power management module, the power supply signal that being used for the power supply signal that will obtain by antenna coupling system and/or battery provides offers each module of described chip;
Described power management module is integrated in the described chip.
6. the near-field communication NFC dynamic password board based on the time mode is characterized in that, comprising:
The NFC antenna;
The arbitrary described NFC dynamic password chip based on the time mode of claim 1-4.
7. the NFC dynamic password board based on the time mode according to claim 6 is characterized in that, also comprises:
Switch is connected between described NFC antenna and the described NFC dynamic password chip, is used for cutting off data channel and/or energy channel between described NFC antenna and the described NFC dynamic password chip.
8. the NFC dynamic password board based on the time mode according to claim 6 is characterized in that, also comprises:
Battery is connected with described NFC dynamic password chip.
9. the NFC dynamic password board based on the time mode according to claim 8 is characterized in that, also comprises:
Switch is connected between described battery and the described NFC dynamic password chip.
10. according to the arbitrary described NFC dynamic password board based on the time mode of claim 6-9, it is characterized in that the length of described dynamic password board is less than 86 millimeters, width is less than 55mm, and thickness is less than 5mm.
11. a terminal equipment is characterized in that, comprising:
Second sending module is used for to backstage authentication server transmission time information request message;
Second receiver module is used for receiving the temporal information response message that described backstage authentication server sends, and comprises temporal information in the described temporal information response message, the time synchronized of described temporal information and described backstage authentication server;
The temporal information extraction module is used for extracting described temporal information from described temporal information response message;
The 3rd sending module is used for adopting the NFC technology, sends data request information to NFC dynamic password board, comprises described temporal information in the described data request information;
The 3rd receiver module is used for adopting the NFC technology, receives the data response message that described NFC dynamic password board sends, and comprises disposal password in the described data response message;
The code extraction module, be used for extracting described disposal password from described data response message, described disposal password is sent to described second sending module, described second sending module also is used for sending authentication request message to described backstage authentication server, comprises the described disposal password that described code extraction module is extracted in the described authentication request message;
Antenna is connected with described the 3rd receiver module with described the 3rd sending module.
12. terminal equipment according to claim 11 is characterized in that, also comprises:
Second memory is used for storage second device identification, and described second device identification is used for the described terminal equipment of sign;
Described the 3rd sending module also is used for obtaining described second device identification from described second memory, also comprises described second device identification in the described data request information.
13. terminal equipment according to claim 11 is characterized in that, also comprises first device identification in the described data response message, described first device identification is used for the described NFC dynamic password board of sign;
Described terminal equipment also comprises;
The first device identification extraction module, be used for extracting described first device identification from described data response message, be presented at described first device identification in the display screen or send to described second sending module, also comprise described first device identification in the described authentication request message.
14. terminal equipment according to claim 11 is characterized in that, described the 3rd sending module also is used for adopting the NFC technology, sends the first device identification request message to described NFC dynamic password board,
Described the 3rd receiver module also is used for adopting the NFC technology, receive the first device identification response message that described NFC dynamic password board sends, comprise first device identification in the described first device identification response message, described first device identification is used for the described NFC dynamic password board of sign;
Described terminal equipment also comprises;
The first device identification extraction module, be used for extracting described first device identification from the described first device identification response message, be presented at described first device identification in the display screen or send to described second sending module, also comprise described first device identification in the described authentication request message.
15. a backstage authentication server is characterized in that, comprising:
The 4th receiver module is used for the temporal information request message that receiving terminal apparatus sends;
The temporal information acquisition module is used for according to described temporal information request message, obtains the temporal information of described backstage authentication server;
The 4th sending module, be used for to described terminal equipment transmission time information response message, comprise described temporal information in the described temporal information response message, described the 4th receiver module also is used for receiving the authentication request message that described terminal equipment sends, and comprises the disposal password that generates according to described temporal information in the described authentication request message;
Authentication module is used for extracting described disposal password from described authentication request message, carries out authentication according to described disposal password.
16. backstage according to claim 15 authentication server is characterized in that, also comprises first device identification in the described authentication request message, described first device identification is used for sign NFC dynamic password board;
Described authentication module also is used for extracting described first device identification from described authentication request message, carries out authentication according to described disposal password and described first device identification.
17. Verification System of utilizing near-field communication NFC technology to realize, it is characterized in that, comprise claim the 6-10 arbitrary described arbitrary described terminal equipment of NFC dynamic password board, claim 11-14 and the arbitrary described backstage of claim 15-16 authentication server based on the time mode.
18. system according to claim 17 is characterized in that, described terminal equipment is mobile phone, panel computer, portable notebook, card reader or POS machine.
19. the method for work based on the near-field communication NFC dynamic password chip of time mode is characterized in that, comprising:
Adopt the NFC technology, the data request information that receiving terminal apparatus sends comprises temporal information in the described data request information, the time synchronized of described temporal information and backstage authentication server;
From described data request information, extract described temporal information, generate disposal password according to described temporal information;
Adopt the NFC technology, send the data response message to described terminal equipment, comprise described disposal password in the described data response message.
20. method according to claim 19 is characterized in that, also comprises second device identification in the described data request information, described second device identification is used for the described terminal equipment of sign;
Describedly generate disposal password according to described temporal information and comprise:
From described data request information, extract second device identification, judge whether second device identification of extracting is identical with second device identification of storage;
According to judged result, from described data request information, extract described temporal information, according to described temporal information, generate disposal password.
21. method according to claim 19 is characterized in that, also comprises:
According to data request information, obtain first device identification of storage, described first device identification is used for the NFC dynamic password board that sign is equipped with described NFC dynamic password chip;
Also comprise first device identification in the described data response message.
22. method according to claim 19 is characterized in that, also comprises:
Receive the first device identification request message that described terminal equipment sends;
According to the described first device identification request message, obtain first device identification of storage, described first device identification is used for the NFC dynamic password board that sign is equipped with described NFC dynamic password chip;
Send the first device identification response message to described terminal equipment, comprise described first device identification in the described first device identification response message.
23. the method for work of a terminal equipment is characterized in that, comprising:
To backstage authentication server transmission time information request message;
Receive the temporal information response message that the backstage authentication server sends, comprise temporal information in the described temporal information response message, the time synchronized of described temporal information and described backstage authentication server;
From described temporal information response message, extract described temporal information;
Adopt the NFC technology, send data request information to NFC dynamic password board, comprise described temporal information in the described data request information;
Adopt the NFC technology, receive the data response message that described NFC dynamic password board sends, comprise disposal password in the described data response message;
From described data response message, extract described disposal password, send authentication request message to described backstage authentication server, comprise the described disposal password of extraction in the described authentication request message.
24. method according to claim 23 is characterized in that, also comprises:
Obtain second device identification of storage, described second device identification is used for the described terminal equipment of sign;
Also comprise described second device identification in the described data request information.
25. method according to claim 23 is characterized in that, also comprises first device identification in the described data response message, described first device identification is used for the described NFC dynamic password board of sign;
Described method also comprises;
From described data response message, extract described first device identification, be presented at described first device identification in the display screen or also comprise described first device identification in the described authentication request message.
26. method according to claim 23 is characterized in that, also comprises:
Adopt the NFC technology, send the first device identification request message to described NFC dynamic password board;
Adopt the NFC technology, receive the first device identification response message that described NFC dynamic password board sends, comprise first device identification in the described first device identification response message, described first device identification is used for the described NFC dynamic password board of sign;
From the described first device identification response message, extract described first device identification, be presented at described first device identification in the display screen or also comprise described first device identification in the described authentication request message.
27. the method for work of a backstage authentication server is characterized in that, comprising:
Receive the temporal information request message that first terminal equipment sends;
According to the temporal information request message, obtain the temporal information of backstage authentication server;
To the second terminal equipment transmission time information response message, comprise described temporal information in the described temporal information response message;
Receive the authentication request message that described first terminal equipment sends, comprise the disposal password that generates according to described temporal information in the described authentication request message, from described authentication request message, extract described disposal password, carry out authentication according to described disposal password.
28. method according to claim 27 is characterized in that, described first terminal equipment and described second terminal equipment are same terminal equipment.
29. method according to claim 27 is characterized in that, also comprises first device identification in the described authentication request message, described first device identification is used for the described NFC dynamic password board of sign;
Described method also comprises: extract described first device identification from described authentication request message;
Describedly carry out authentication according to described disposal password and be specially: carry out authentication according to described disposal password and described first device identification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101997395A CN103326858A (en) | 2013-05-27 | 2013-05-27 | NFC dynamic password chip based on time mode and working method of NFC dynamic password chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101997395A CN103326858A (en) | 2013-05-27 | 2013-05-27 | NFC dynamic password chip based on time mode and working method of NFC dynamic password chip |
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| CN103326858A true CN103326858A (en) | 2013-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013101997395A Pending CN103326858A (en) | 2013-05-27 | 2013-05-27 | NFC dynamic password chip based on time mode and working method of NFC dynamic password chip |
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| CN105577607A (en) * | 2014-10-08 | 2016-05-11 | 腾讯科技（深圳）有限公司 | User identity authentication method and user identity authentication device |
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| CN106452742A (en) * | 2016-09-23 | 2017-02-22 | 北京海泰方圆科技股份有限公司 | One-time password generating and acquiring methods, terminals and system |
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