CN102883315A - Wireless fidelity (WiFi) authentication method and system, and terminal - Google Patents
Wireless fidelity (WiFi) authentication method and system, and terminal Download PDFInfo
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- CN102883315A CN102883315A CN2012103102154A CN201210310215A CN102883315A CN 102883315 A CN102883315 A CN 102883315A CN 2012103102154 A CN2012103102154 A CN 2012103102154A CN 201210310215 A CN201210310215 A CN 201210310215A CN 102883315 A CN102883315 A CN 102883315A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/18—Network architectures or network communication protocols for network security using different networks or channels, e.g. using out of band channels
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
- H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
- H04W12/062—Pre-authentication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/40—Security arrangements using identity modules
- H04W12/47—Security arrangements using identity modules using near field communication [NFC] or radio frequency identification [RFID] modules
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
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- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
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- General Engineering & Computer Science (AREA)
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Abstract
The invention discloses a wireless fidelity (WiFi) authentication method, a WiFi authentication system and a terminal. The method comprises the following steps of: storing wireless access point (AP) information in predetermined hotspot information storing equipment in advance; and reading the AP information in the hotspot information storing equipment through a near field communication (NFC) function by the terminal, and performing WiFi authentication according to the AP information. The system comprises the hotspot information storing equipment, the terminal, a wireless AP information processing module and an authentication module. According to the method, the system and the terminal, the AP information can be acquired by the terminal through the NFC function, and safety of a WiFi hotspot can be effectively ensured.
Description
Technical field
The present invention relates to communication technical field, relate in particular to a kind of Wireless Fidelity method for authenticating, system and terminal.
Background technology
Along with WiFi(wireless fidelity, Wireless Fidelity) development of technology, various places begin to dispose increasing WiFi focus.Because WiFi mechanism itself, WiFi mechanism does not allow dynamically to change the password of focus, and fixed password is unsafe often.
Although derived at present much as WiFi and carried out scheme without code authentication; but this class scheme can only be used for carrier network; and for individual or businessman (such as hotel, McDonald, KFC dining room etc.), can not realize own AP(WAP (wireless access point)) fine protection.
Summary of the invention
In view of above-mentioned analysis, the present invention aims to provide a kind of WiFi method for authenticating, system and terminal, can not fine protected problem in order to the AP that solves individual in the prior art or businessman.
Purpose of the present invention mainly is achieved through the following technical solutions:
The invention provides a kind of Wireless Fidelity WiFi method for authenticating, comprising:
Wireless access point AP information is stored in the predetermined hot information memory device in advance;
Terminal reads AP information by close range wireless communication NFC function from described hot information memory device, and carries out the WiFi authentication according to described AP information.
Further, AP information comprises at least: service set SSID and password are encrypted processing to the AP information that includes SSID and password before the storage.
Further, obtain SSID and password after the AP information after encrypting is decrypted, carry out the WiFi authentication according to described SSID and password with corresponding router, and authentication by after be linked into the WiFi network of correspondence.When described terminal disconnects the WiFi network that has connected, SSID and password that deletion is corresponding.
Further, described SSID being set in described router is hidden state.
Further, described hot information memory device is to store non-contact card, NFC equipment or the NFC label of AP information.
The invention provides a kind of Wireless Fidelity WiFi right discriminating system, comprising: hot information memory device and terminal, wherein,
Described hot information memory device is used for storage wireless access point AP information;
Described terminal is used for reading AP information by close range wireless communication NFC function from described hot information memory device, and carries out the WiFi authentication according to described AP information.
Further, described AP information comprises at least: service set SSID and password, and before the storage AP information that includes SSID and password is encrypted, then described terminal specifically comprises:
The AP message processing module is used for utilizing the NFC function to read AP information after the encryption from described hot information memory device, and obtains SSID and password after the AP information after encrypting is decrypted;
Authentication module is used for obtaining SSID and password from described AP message processing module, carries out the WiFi authentication according to described SSID and password with corresponding router, and authentication by after be linked into the WiFi network of correspondence.
Further, described AP message processing module also is used for, when described terminal disconnects the WiFi network that has connected, and SSID and password that deletion is corresponding.
The present invention also provides a kind of terminal, comprising:
The AP message processing module is used for utilizing close range wireless communication NFC function to read AP information from predetermined hot information memory device;
Authentication module is used for carrying out the WiFi authentication according to described AP information.
Further, if before the storage AP information that includes SSID and password has been carried out encryption, then
Described AP message processing module also is used for, and obtains SSID and password after the AP information after encrypting is decrypted;
Described authentication module also is used for, and obtains SSID and password from described AP message processing module, carries out the WiFi authentication according to described SSID and password with corresponding router, and authentication by after be linked into corresponding WiFi network.
Beneficial effect of the present invention is as follows:
Among the present invention, terminal is obtained AP information by the NFC function, safety that can effective guarantee WiFi focus.
Other features and advantages of the present invention will be set forth in the following description, and becoming apparent from specification of part perhaps understood by implementing the present invention.Purpose of the present invention and other advantages can realize and obtain by specifically noted structure in the specification of writing, claims and accompanying drawing.
Description of drawings
Fig. 1 is the schematic flow sheet of the described method of the embodiment of the invention;
Fig. 2 is the schematic flow sheet that the described method of the embodiment of the invention is used under hotel's environment;
Fig. 3 is the schematic flow sheet that the described method of the embodiment of the invention is used under the environment of market;
Fig. 4 is the structural representation of the described system of the embodiment of the invention;
Fig. 5 is the structural representation of the described terminal of the embodiment of the invention.
Embodiment
Specifically describe the preferred embodiments of the present invention below in conjunction with accompanying drawing, wherein, accompanying drawing consists of the application's part, and is used for explaining together with embodiments of the present invention principle of the present invention.
1 to 3 pair of described method of the embodiment of the invention describes at first, by reference to the accompanying drawings.
As shown in Figure 1, Fig. 1 is the schematic flow sheet of the described method of the embodiment of the invention, specifically can comprise:
Step 101: AP information is stored in the predetermined hot information memory device in advance;
Step 102: terminal reads AP information by the NFC function from this hot information memory device, and carries out the WiFi authentication according to this AP information.
Wherein, the hot information memory device can for, store non-contact card, NFC equipment or the NFC label of AP information; AP information comprises at least: SSID(Service Set Identifier, service set) and password.
Optionally, before storage, can the AP information that include SSID and password be encrypted, after terminal gets access to and is decrypted after the AP information after the encryption, obtain SSID and password, carry out the WiFi authentication according to this SSID and password with corresponding router, and authentication by after be linked into corresponding WiFi network, can arrange SSID in router is hidden state; When described terminal disconnects the WiFi network that has connected, SSID and password that deletion is corresponding.
For the ease of understanding the described method of the embodiment of the invention, below will further specify as an example of two concrete application scenarioss example.
Scene one: certain hotel, businessman with SSID and the password of AP information, through after this algorithm for encryption, are written in the predetermined hot information memory device in advance; The terminal that need to carry out the WiFi authentication should possess NFC function and WiFi function; Under this scene, the hot information memory device can be the contactless CUSTOM HOUSE HOTEL in hotel, and contactless CUSTOM HOUSE HOTEL generally can be put into the relevant information in room when making, and this CUSTOM HOUSE HOTEL generally also can have living space and can put into some data, when making CUSTOM HOUSE HOTEL this AP information is put into; The hot information memory device also can be a non-contact card that independently includes AP information, and this card can be transferred to the user simultaneously with CUSTOM HOUSE HOTEL; The hot information memory device can also be the NFC equipment that the hotel provides, and has comprised AP information in this NFC equipment, when the user uses terminal and this NFC equipment to carry out the NFC information exchange, AP information is sent to terminal; Wherein, the AP information existing way after the encryption is:
SSID enciphered data (space) password encryption data.
As shown in Figure 2, Fig. 2 is the schematic flow sheet that the described method of the embodiment of the invention is used under hotel's environment, specifically can comprise:
Step 201: terminal prepares to carry out the WiFI authentication; The specific implementation process is: terminal downloads is used for the backstage servo programe (here with it called after NFC Wifi Authentication Server, being called for short NWAS) of authentication, and the subsequent authentication process is mainly finished by NWAS;
Step 202:NWAS is adjusted to the card read mode with the NFC function of this terminal;
Step 203:NWAS reads the encryption AP information from the hot information memory device, that is, NWAS has obtained following data by the NFC function, and simultaneously, NWAS is standby mode with the NFC function setting:
SSID enciphered data (space) password encryption data
Step 204:NWAS deciphers this AP information by two-way algorithm, obtains SSID and password;
Step 205:NWAS calls backstage WiFi function according to the SSID that obtains, and begins to search for the carrying router of this SSID;
Step 206: after shaking hands with this router, NWAS finishes the authentication with router by the backstage WiFi function input password corresponding with this SSID;
The WiFi network that terminal can use this trade company to provide is provided in step 207:WiFi authentication; Simultaneously, NWAS hides the AP information that this WiFi connects, and avoids the leakage of SSID;
Step 208: judge whether terminal needs to disconnect and being connected of WiFi network, if so, execution in step 209; If not, execution in step 211;
Step 209: the function of the disconnection WiFi network that provides by NWAS, disconnect the WiFi network, simultaneously, NWAS will delete the AP information of all these connections;
Step 210: when terminal wants to reuse this network of WiFi, forward step 203 to, by the mode of again swiping the card, restart to use this WiFi network;
Step 211: keep connecting.
Need to prove that the hotel also in order to safeguard the availability of this AP, should be made as this SSID invisible for the fail safe of protection AP; And regularly replace SSID and password, this SSID and password are unordered letter/ordered series of numbers; And, owing in the router of the overwhelming majority, all remain with the function of hiding focus SSID, therefore for the router in hotel, can also be set to hidden state by SSID; In addition, can also be by diverse for different router settings, irregular SSID can effectively protect focus;
Should use certain two-way algorithm during AP information encryption deciphering, specific algorithm is selected by trade company, all has this encrypting and decrypting algorithm in the card writer of NWAS and businessman.
Scene two: certain market, the NFC label can be passed through for client provides a large amount of NFC labels in this market, can obtain the specifying information of every commodity; Businessman with SSID and the password of AP information, through after this algorithm for encryption, is written in the NFC label with merchandise news in advance; The terminal that need to carry out the WiFi authentication should possess NFC function and WiFi function.
As shown in Figure 3, Fig. 3 is the schematic flow sheet that the described method of the embodiment of the invention is used under the environment of market, specifically can comprise:
Step 301: terminal prepares to carry out the WiFI authentication; The specific implementation process is: the user downloads and obtains the proprietary commodity analysis program of this businessman, in this analysis program, comprises NWAS and commodity analysis program;
Step 302:NWAS is adjusted to information exchange mode with the NFC function of this terminal;
Step 303: the user uses this terminal and NFC label to carry out information interaction, the NFC label carries out information exchange by self positional information and background server, obtain up-to-date merchandise news and AP information, get access to following data by the NFC function, simultaneously, NWAS is standby mode with the NFC function setting:
Merchandise news (space) SSID enciphered data (space) password encryption data;
Wherein, merchandise news is shown to the user after being resolved by the commodity analysis program; If the WiFi network that user selection uses the market to provide, the AP information of then encrypting will be transferred to by NWAS and finish decrypting process;
Step 304:NWAS deciphers this AP information by two-way algorithm, obtains SSID and password;
Step 305:NWAS calls backstage WiFi function according to the SSID that obtains, and begins to search for the carrying router of this SSID;
Step 306: after shaking hands with this router, NWAS finishes the authentication with router by the backstage WiFi function input password corresponding with this SSID;
The WiFi network that terminal can use this trade company to provide is provided in step 307:WiFi authentication; Simultaneously, NWAS hides the AP information that this WiFi connects, and avoids the leakage of SSID;
Step 308: judge whether terminal needs to disconnect and being connected of WiFi network, if so, execution in step 309; If not, execution in step 311;
Step 309: the function of the disconnection WiFi network that provides by NWAS, disconnect the WiFi network, simultaneously, NWAS will delete all, and this connects AP information;
Step 310: when terminal wants to reuse this network of WiFi, forward step 303 to, by again brushing the mode of any NFC label, restart to use this WiFi network;
Step 311: keep connecting.
Need to prove that the hotel also in order to safeguard the availability of this AP, should be made as this SSID invisible for the fail safe of protection AP; And regularly replace SSID and password, this SSID and password are unordered letter/ordered series of numbers; And, owing in the router of the overwhelming majority, all remain with the function of hiding focus SSID, therefore for the router in hotel, can also be set to hidden state by SSID; In addition, can also be by diverse for different router settings, irregular SSID can effectively protect focus;
Should use certain two-way algorithm during AP information encryption deciphering, specific algorithm is selected by trade company, all has this encrypting and decrypting algorithm in the card writer of NWAS and businessman;
And, easy to use for the user, in the time of can advising that the user leaves this hotel or market, unload this special-purpose NWAS.
Simultaneously, this equipment also needs the backstage servo programe, and this servo programe can call the NFC module, finishes the function that obtains about the AP relevant information with the equipment of first; Simultaneously, this servo programe can call the WiFi program on backstage, after the AP relevant information conversion that obtains, transfers to the authentication that background program is finished WiFi.
Next, 4 pairs of described systems of the embodiment of the invention are elaborated by reference to the accompanying drawings.
As shown in Figure 4, Fig. 4 is the structural representation of the described system of the embodiment of the invention, specifically can comprise: hot information memory device and terminal, wherein,
Hot information memory device 40 is mainly stored wireless access point AP information; This AP information comprises at least: service set SSID and password, and the AP information that includes SSID and password has been carried out encryption before the storage.
Terminal 41, main being responsible for read AP information by the NFC function from hot information memory device 40, and carries out the WiFi authentication according to described AP information.
This terminal 41 specifically can comprise: AP message processing module 411 and authentication module 412, wherein,
AP message processing module 411 utilizes the AP information the NFC function reads encryption from hot information memory device 40 after, and obtains SSID and password after the AP information after encrypting is decrypted; When this terminal disconnects the WiFi network that has connected, SSID and password that deletion is corresponding.
Authentication module 412 obtains SSID and password from AP message processing module 411, carries out the WiFi authentication according to this SSID and password with corresponding router, and authentication by after be linked into corresponding WiFi network.
At last, 5 pairs of described terminals of the embodiment of the invention are elaborated by reference to the accompanying drawings.
As shown in Figure 5, Fig. 5 is the structural representation of the described terminal of the embodiment of the invention, specifically can comprise:
AP message processing module 501 mainly is responsible for utilizing the NFC function to read AP information from predetermined hot information memory device; If before the storage AP information that includes SSID and password is encrypted, then the AP message processing module also needs the AP information after the encryption is obtained SSID and password after being decrypted;
In sum, the embodiment of the invention provides a kind of WiFi method for authenticating, system and terminal, because NFC communication has privacy, because its operating distance is short, so can effectively protect the operating distance of AP; Simultaneously, the SSID of AP can hide, and by hiding SSID, still puts into this SSID in relevant device, by NFC SSID and encrypted message are read in, then by the servo programe on backstage, call the relevant interface of WIFI, find out this SSID, and the input password, thereby authentication finished.
The present invention need not to transform the WiFi focus to support extra agreement, only needs the hot information memory device that the AP information of WiFi can be provided, and such as the simple data transformation of CUSTOM HOUSE HOTEL process in hotel, just can finish this function; For terminal, need not to transform the WiFi agreement of terminal, only need a servo programe.By the two combination, finished the overall process about the WiFi authentication, namely guarantee the safety of focus, saved again cost.
The above; only for the better embodiment of the present invention, but protection scope of the present invention is not limited to this, anyly is familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range of claims.
Claims (11)
1. a Wireless Fidelity WiFi method for authenticating is characterized in that, comprising:
Wireless access point AP information is stored in the predetermined hot information memory device in advance;
Terminal reads AP information by close range wireless communication NFC function from described hot information memory device, and carries out the WiFi authentication according to described AP information.
2. method according to claim 1 is characterized in that, AP information comprises at least: service set SSID and password are encrypted the AP information that includes SSID and password before the storage.
3. method according to claim 2 is characterized in that, obtains SSID and password after the AP information after encrypting is decrypted, and carries out the WiFi authentication according to described SSID and password with corresponding router, and authentication by after be linked into the WiFi network of correspondence.
4. method according to claim 3 is characterized in that, when described terminal disconnects the WiFi network that has connected, and SSID and password that deletion is corresponding.
5. according to claim 3 or 4 described methods, it is characterized in that it is hidden state that described SSID is set in described router.
6. method according to claim 1 is characterized in that, described hot information memory device is to store non-contact card, NFC equipment or the NFC label of AP information.
7. a Wireless Fidelity WiFi right discriminating system is characterized in that, comprising: hot information memory device and terminal, wherein,
Described hot information memory device is used for storage wireless access point AP information;
Described terminal is used for reading AP information by close range wireless communication NFC function from described hot information memory device, and carries out the WiFi authentication according to described AP information.
8. system according to claim 7 is characterized in that, described AP information comprises at least: service set SSID and password, and before the storage AP information that includes SSID and password is encrypted, then described terminal specifically comprises:
The AP message processing module is used for utilizing the NFC function to read AP information after the encryption from described hot information memory device, and obtains SSID and password after the AP information after encrypting is decrypted;
Authentication module is used for obtaining SSID and password from described AP message processing module, carries out the WiFi authentication according to described SSID and password with corresponding router, and authentication by after be linked into the WiFi network of correspondence.
9. system according to claim 8 is characterized in that, described AP message processing module also is used for, when described terminal disconnects the WiFi network that has connected, and SSID and password that deletion is corresponding.
10. a terminal is characterized in that, comprising: wireless access point AP message processing module and authentication module, wherein,
Described AP message processing module is used for utilizing close range wireless communication NFC function to read AP information from predetermined hot information memory device;
Described authentication module is used for carrying out the WiFi authentication according to described AP information.
11. terminal according to claim 10 is characterized in that, if before the storage AP information that includes SSID and password has been carried out encryption, then
Described AP message processing module also is used for, and obtains SSID and password after the AP information after encrypting is decrypted;
Described authentication module also is used for, and obtains SSID and password from described AP message processing module, carries out the WiFi authentication according to described SSID and password with corresponding router, and authentication by after be linked into corresponding WiFi network.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012103102154A CN102883315A (en) | 2012-08-28 | 2012-08-28 | Wireless fidelity (WiFi) authentication method and system, and terminal |
| PCT/CN2013/079196 WO2013178136A1 (en) | 2012-08-28 | 2013-07-11 | Wireless fidelity authentication method, system and terminal |
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| CN2012103102154A CN102883315A (en) | 2012-08-28 | 2012-08-28 | Wireless fidelity (WiFi) authentication method and system, and terminal |
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