CN105979511B - A method of realizing that SD and AP is quickly connected using the encryption of SD information under the WIFI environment of onrelevant - Google Patents
A method of realizing that SD and AP is quickly connected using the encryption of SD information under the WIFI environment of onrelevant Download PDFInfo
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- CN105979511B CN105979511B CN201610287905.0A CN201610287905A CN105979511B CN 105979511 B CN105979511 B CN 105979511B CN 201610287905 A CN201610287905 A CN 201610287905A CN 105979511 B CN105979511 B CN 105979511B
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
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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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
- H04W48/10—Access restriction or access information delivery, e.g. discovery data delivery using broadcasted information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/16—Discovering, processing access restriction or access information
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/11—Allocation or use of connection identifiers
Abstract
The invention discloses a kind of to realize the method that SD and AP is quickly connected using the encryption of SD information under the WIFI environment of onrelevant, further includes third party mobile terminal MT, step are as follows: SD fictionalizes pseudo- AP；AP near MT active scan, identifies that puppet AP collects the MAC of SD by near radio identification technology, and the MAC is sent to AP；The facility information encryption of itself is formed data flow with the MAC by AP, then is embedded in broadcast frame and is formed broadcast packet transmission；SD is decrypted after receiving broadcast packet with the MAC of itself, is extracted the facility information of AP, is thus associated with AP, completes quickly connection.MAC information of third party's mobile terminal MT as intermediary acquisition SD is dexterously utilized in the present invention, and as the facility information of key encryption AP itself, AP is enabled to limit recipient in the equipment of itself information of active broadcast, completely avoid the misconnection situation during intelligent networking, accurately and reliably, highly-safe.
Description
Technical field
The present invention relates to wireless communication technology fields, in particular, being to be related to a kind of benefit under the WIFI environment of onrelevant
The method for realizing that SD and AP is quickly connected is encrypted with SD information.
Background technique
As internet constantly rises, the increasingly prominent of demand is moved, wireless interconnected demand is also more strong.Existing
Wireless communication technique in, Bluetooth Communication Technology coverage area is small, and infrared communication technology is influenced big effect through walls by environment
It is undesirable.And the WIFI communication technology is gradually received by enterprise, family due to being widely used.Traditional measured
IEEE802.11 defines the specification of wireless network: a wireless points are as AP(Access Point) mode, it is other wireless
Point is used as STA(STAtion) mode, after being associated with AP by STA, STA could be communicated between AP, between STA and STA
Communication also depend on AP and carry out transfer, the similar base station of mobile communication and the mode of mobile phone.It is no carry out it is authentication associated and close
It is unified into before function, data communication can not be carried out between these equipment of STA and AP, STA and STA.It is logical in common network
The service that STA and AP provides certification, releases certification, data encryption, data transmission in letter, the safety of this design scheme is very
Height, under normal circumstances, STA and AP establish the process of connection as shown in Figure 1, being to control STA artificially with actively or passively
Mode scan the AP of surrounding, obtain the information of surrounding AP, then STA manually or automatically inputs key, carries out link and recognizes
Card, foundation are associated with AP's.
But be directed to certain special smart equipment, it is such as some without input equipment, without serial ports, the intelligence of not no touch screen
Energy equipment SD(Smart Device), it is desirable to it is associated and communicates with AP, existing this technical solution is with regard to helpless.Separately
On the one hand, user is when use is perfectly safe reliable SD equipment connection AP, it is desirable to obtain it is a kind of more than prior art
Connection scheme rapidly and efficiently, and in current solution in the market temporarily not rapidly and efficiently rationally.And in intelligence
The case where in the networking application of household, may be typically present many SD, will lead to some accidentally networkings generation, but this is not to set
See desired by meter person, therefore this is also a problem to be solved.
Summary of the invention
To overcome the above problem in the prior art, the present invention provide it is a kind of it is novel, ingenious in design, can effectively solve
The accidentally method of networking problems quickly connected under the WIFI environment of onrelevant using SD information encryption realization SD and AP.
To achieve the goals above, The technical solution adopted by the invention is as follows:
A method of it realizing that SD and AP is quickly connected using the encryption of SD information under the WIFI environment of onrelevant, further includes
One associated third party's mobile terminal MT, this method are achieved by the steps of with AP:
(S1) SD fictionalizes the pseudo- AP that can respond third party's mobile terminal MT scanning；
(S2) nearby AP, acquisition include the AP connection list of the puppet AP to third party's mobile terminal MT active scan；
(S3) MT identifies the puppet AP by near radio identification technology from the AP connection list；
(S4) MT collects the MAC information of the SD by puppet AP；
(S5) the MAC information of the SD of acquisition is sent to the AP by the MT；
(S6) AP extracts the facility information of itself, and encrypts its equipment as key using the MAC information of the SD
Then data information in data flow is embedded into multiple broadcast frames and forms broadcast packet by information, composition data stream；
(S7) AP periodically sends the broadcast packet in present channel；
(S8) SD is periodically switched working channel and captures broadcast frame, and after capturing complete broadcast packet, benefit
It uses the MAC information of its own as the key-parsing broadcast packet, extracts its embedded AP facility information；
(S9) SD is requested according to the AP facility information of acquisition to AP directive sending link authentication, is associated with AP,
Complete quickly connection.
Specifically, the near radio identification technology in the step (S3) is achieved by the steps of:
(S3a) the MT active scan and SD is moved closer to, the response signal intensity for the pseudo- AP that SD is fictionalized at this time is gradually
Become larger；
(S3b) signal strength information of each AP in AP connection list described in the MT real-time monitoring, when the signal of an AP
When the signal strength enhancing amplitude of fixed threshold or/and an AP that intensity is greater than setting is greater than another fixed threshold of setting, know
Not Chu the AP be the puppet AP.
Further, in the step (S6), the facility information of AP includes service set SSID, password Key, bandwidth letter
Cease BANDWIDTH, authentication mode information AUTHENTICATION, encryption and decryption mode information ENCRYPTION, channel information
CHANNEL and optional information OPTION.
Further, the data flow is made of the length information of data flow, data subject and CRC check information, wherein
The data body portion is the AP facility information encrypted by the MAC information of SD.
Further, the broadcast frame is generated according to 802.11 standards, by header Header, embedding data area and frame check
Sequence FCS is formed, at least one data being stored in the data flow in the embedding data area of each broadcast frame.
For the ease of identification, in one group completely broadcast packet, the company of insertion after the broadcast frame of continuous certain amount
The fixed broadcast of the difference of 3 continuous length identifies frame.
Correspondingly, SD is also continuous to what is captured after capturing the broadcast frame in present channel in the step (S8)
Multiple broadcast frames are verified, and are judged with the presence or absence of broadcast identification frame in these continuous broadcast frames, if so, the SD is stopped
Complete group broadcast frame is received in present channel, otherwise working channel is switched to adjacent channel after a setting time by the SD.
For the accuracy of SD reception content, when SD parses the broadcast frame of capture in the step (S8), pass through
The length information verified in the traffic flow information extracted judges whether the quantity of one group of broadcast frame receives completely, if imperfect,
Received broadcast frame is then abandoned, and is received again；If the quantity of broadcast frame is complete, by verifying the data flow extracted
CRC check information in information judges whether the content of this group of broadcast packet is complete, if imperfect, abandons received broadcast
Frame, and receive again, the MAC information decryption of SD is continued with if the content intact of broadcast packet.
More specifically, after the AP is associated with SD, carries out access authentication in the step (S9), pass through key agreement,
SD obtains IP address, accesses wireless network, while AP stops the broadcast of broadcast frame.
Correspondingly, after the SD accesses wireless network, the SD cancels the pseudo- AP fictionalized.
Compared with prior art, the invention has the following advantages:
MAC information of third party's mobile terminal MT as intermediary acquisition SD is dexterously utilized in the present invention, and as close
Key encrypts the facility information of AP itself, enables AP to limit recipient in the equipment of itself information of active broadcast, keeps away completely
Exempt from the misconnection situation during intelligent networking, it is accurately and reliably, highly-safe, while SD equipment does not need in the whole process
Any input information, it is particularly convenient there is no the smart machine of the not no input unit such as touch screen to carry out pass with AP without serial ports
Connection, it is convenient and efficient, it is with a wide range of applications, is suitble to promote and apply.
Detailed description of the invention
Fig. 1 is the flow diagram that AP and SD establishes connection in the prior art.
Fig. 2 is flow diagram of the invention.
Fig. 3 is data flow architecture and facility information composition schematic diagram in the present invention.
Fig. 4 is the encapsulation schematic diagram of broadcast frame in the present invention.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples, and embodiments of the present invention include but is not limited to
The following example.
Embodiment
As shown in Figures 2 to 4, it should realize that SD and AP was quickly connected using the encryption of SD information under the WIFI environment of onrelevant
Method, primarily to solving in the prior art without serial ports, without the smart machine SD of the not no input unit such as touch screen
The problem of connection directly can not being established with AP, and accelerate the joint efficiency between safe and reliable SD equipment and AP, it is adapted to
The wireless communication environment of various complexity, including AD-Hoc network, BSS network, ESS network；And this method is to be based on
The design of 802.11 standards can extend compatible 802.11 protocol suites.
The device that this method is related to include smart machine SD, wireless points AP and with AP associated third party's mobile terminal
MT, specific implementation include the following steps:
(S1) SD fictionalizes the pseudo- AP that can respond third party's mobile terminal MT scanning.
(S2) nearby AP, acquisition include the AP connection list of the puppet AP to third party's mobile terminal MT active scan.
(S3) MT identifies the puppet AP by near radio identification technology from the AP connection list；Specifically
Ground,
(S3a) the MT active scan and SD is moved closer to, the response signal intensity for the pseudo- AP that SD is fictionalized at this time is gradually
Become larger；
(S3b) signal strength information of each AP in AP connection list described in the MT real-time monitoring, when the signal of an AP
When the signal strength enhancing amplitude of fixed threshold or/and an AP that intensity is greater than setting is greater than another fixed threshold of setting, know
Not Chu the AP be the puppet AP.
(S4) MT collects the MAC information of the SD by puppet AP.
(S5) the MAC information of the SD of acquisition is sent to the AP by the MT.
(S6) AP extracts the facility information of itself, and encrypts its equipment as key using the MAC information of the SD
Then data information in data flow is embedded into multiple broadcast frames and forms broadcast packet by information, composition data stream；
Wherein, the facility information of the AP includes service set SSID, password Key, bandwidth information BANDWIDTH, recognizes
Card mode information AUTHENTICATION, encryption and decryption mode information ENCRYPTION, channel information CHANNEL and optional information
OPTION。
The data flow is made of the length information of data flow, data subject and CRC check information, wherein the data
Main part is the AP facility information encrypted by the MAC information of SD.
The broadcast frame is generated according to 802.11 standards, by header Header, embedding data area and Frame Check Sequence FCS group
At at least one data being stored in the embedding data area of each broadcast frame in the data flow.
For the ease of identification, in one group completely broadcast packet, the company of insertion after the broadcast frame of continuous certain amount
The fixed broadcast of the difference of 3 continuous length identifies frame.
(S7) AP periodically sends the broadcast packet in present channel.
(S8) SD is periodically switched working channel and captures broadcast frame, and after capturing complete broadcast packet, benefit
It uses the MAC information of its own as the key-parsing broadcast packet, extracts its embedded AP facility information.
The SD also tests the continuous multiple broadcast frames captured after capturing the broadcast frame in present channel
Card judges to have received with the presence or absence of broadcast identification frame if so, the SD rests on present channel in these continuous broadcast frames
Whole group broadcast frame, otherwise working channel is switched to adjacent channel after a setting time by the SD.
For the accuracy of SD reception content, when the SD parses the broadcast frame of capture, extracted by verifying
Traffic flow information in length information judge whether the quantity of one group of broadcast frame receives completely, if imperfect, abandon and connect
The broadcast frame received, and receive again；If the quantity of broadcast frame is complete, by verifying in the traffic flow information extracted
CRC check information judges whether the content of this group of broadcast packet is complete, if imperfect, abandon received broadcast frame, lays equal stress on
It is new to receive, the MAC information decryption of SD is continued with if the content intact of broadcast packet.
(S9) SD is requested according to the AP facility information of acquisition to AP directive sending link authentication, is associated with AP,
Carry out access authentication, by key agreement, SD obtains IP address, accesses wireless network, completes quickly connection.AP stops wide simultaneously
Broadcast the broadcast of frame.Correspondingly, after the SD accesses wireless network, the SD cancels the pseudo- AP fictionalized, with reduce consumption and
The occupancy of channel.
In practical applications, when user has purchased using smart machine of the invention, such as intelligent router AP and intelligent lamp
SD can not directly be connected by operation since intelligent lamp SD does not have touch screen, without serial ports, no any input unit
AP is met, the method for the present invention can be used at this time, using the MAC information with AP associated smart phone MT acquisition SD, and should
MAC information is sent to AP, and AP encrypts the equipment of itself use of information MAC information, generates broadcast frame and broadcasts.Work as intelligent lamp
After SD receives respective broadcast frame, with the AP facility information extracted after the MAC information decryption of itself, then closed with AP
Connection, just can be rapidly completed connection, to realize the control to intelligent lamp.
Above-described embodiment is merely a preferred embodiment of the present invention, and it is not intended to limit the protection scope of the present invention, as long as using
Design principle of the invention, and the non-creative variation worked and made is carried out on this basis, it should belong to of the invention
Within protection scope.
Claims (8)
1. a kind of realize that the method that SD and AP is quickly connected, feature exist using the encryption of SD information under the WIFI environment of onrelevant
In further including one and AP associated third party's mobile terminal MT, wherein SD is smart machine, and this method is real as follows
It is existing:
(S1) SD fictionalizes the pseudo- AP that can respond third party's mobile terminal MT scanning；
(S2) nearby AP, acquisition include the AP connection list of the puppet AP to third party's mobile terminal MT active scan；
(S3) MT identifies the puppet AP by near radio identification technology from the AP connection list；
(S4) MT collects the MAC information of the SD by puppet AP；
(S5) the MAC information of the SD of acquisition is sent to the AP by the MT；
(S6) AP extracts the facility information of itself；And its facility information is encrypted as key using the MAC information of the SD,
Then data information in data flow is embedded into multiple broadcast frames and forms broadcast packet by composition data stream, and complete at one group
The broadcast packet in, continuous 3 broadcast identification frame, and institute adjacent two-by-two are inserted into after the broadcast frame of continuous certain amount
The difference for stating the length of broadcast identification frame is fixed；
(S7) AP periodically sends the broadcast packet in present channel；
(S8) SD is periodically switched working channel and captures broadcast frame, and the continuous multiple broadcast frames captured are tested
Card judges to have received with the presence or absence of broadcast identification frame if so, the SD rests on present channel in these continuous broadcast frames
Whole group broadcast frame, and after capturing complete broadcast packet, using the MAC information of its own as the key-parsing broadcast packet,
Extract its embedded AP facility information；Otherwise working channel is switched to adjacent channel after a setting time by the SD；
(S9) SD is requested according to the AP facility information of acquisition to AP directive sending link authentication, is associated with AP, is completed
Quickly connection.
2. according to claim 1 a kind of quick using SD information encryption realization SD and AP under the WIFI environment of onrelevant
The method of connection, which is characterized in that the near radio identification technology in the step (S3) is achieved by the steps of:
(S3a) the MT active scan and SD is moved closer to, the response signal intensity for the pseudo- AP that SD is fictionalized at this time becomes larger；
(S3b) signal strength information of each AP in AP connection list described in the MT real-time monitoring, when the signal strength of an AP
When being greater than another fixed threshold of setting greater than the fixed threshold of setting or/and the signal strength enhancing amplitude of an AP, identify
This AP is the puppet AP.
3. according to claim 1 a kind of quick using SD information encryption realization SD and AP under the WIFI environment of onrelevant
The method of connection, which is characterized in that in the step (S6), the facility information of AP include service set SSID, password Key,
Bandwidth information BANDWIDTH, authentication mode information AUTHENTICATION, encryption and decryption mode information ENCRYPTION, channel letter
Cease CHANNEL and optional information OPTION.
4. according to claim 3 a kind of quick using SD information encryption realization SD and AP under the WIFI environment of onrelevant
The method of connection, which is characterized in that the data flow is made of the length information of data flow, data subject and CRC check information,
Wherein, the data body portion is the AP facility information encrypted by the MAC information of SD.
5. according to claim 4 a kind of quick using SD information encryption realization SD and AP under the WIFI environment of onrelevant
The method of connection, which is characterized in that the broadcast frame is generated according to 802.11 standards, by header Header, embedding data area and
Frame Check Sequence FCS is formed, at least one data being stored in the data flow in the embedding data area of each broadcast frame.
6. being realized according to a kind of described in any item encrypted under the WIFI environment of onrelevant using SD information of claim 4~5
The method that SD and AP are quickly connected, which is characterized in that when SD parses the broadcast frame of capture in the step (S8), pass through
The length information verified in the traffic flow information extracted judges whether the quantity of one group of broadcast frame receives completely, if imperfect,
Received broadcast frame is then abandoned, and is received again；If the quantity of broadcast frame is complete, by verifying the data flow extracted
CRC check information in information judges whether the content of this group of broadcast frame is complete, if imperfect, abandons received broadcast
Frame, and receive again, the MAC information decryption of SD is continued with if the content intact of broadcast packet.
7. a kind of described in any item encrypted under the WIFI environment of onrelevant using SD information are realized according to claim 1~5
The method that SD and AP are quickly connected, which is characterized in that in the step (S9), after the AP is associated with SD, carries out access and recognize
Card passes through key agreement, SD acquisition IP address, access wireless network, while the broadcast of AP suspension broadcast frame.
8. according to claim 7 a kind of quick using SD information encryption realization SD and AP under the WIFI environment of onrelevant
The method of connection, which is characterized in that after the SD accesses wireless network, the SD cancels the pseudo- AP fictionalized.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610287905.0A CN105979511B (en) | 2016-05-04 | 2016-05-04 | A method of realizing that SD and AP is quickly connected using the encryption of SD information under the WIFI environment of onrelevant |
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| CN201610287905.0A CN105979511B (en) | 2016-05-04 | 2016-05-04 | A method of realizing that SD and AP is quickly connected using the encryption of SD information under the WIFI environment of onrelevant |
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| CN108282551B (en) * | 2018-03-07 | 2021-04-09 | 成都众网行科技有限公司 | Message identification processing method and device, monitoring equipment and readable storage medium |
| WO2022087842A1 (en) * | 2020-10-27 | 2022-05-05 | 华为技术有限公司 | Network configuration method and apparatus for intelligent device |
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| CN104618988A (en) * | 2015-01-21 | 2015-05-13 | 青岛海尔智能家电科技有限公司 | Smart device network access method and device |
| CN104660685A (en) * | 2015-01-30 | 2015-05-27 | 小米科技有限责任公司 | Method and device for obtaining equipment information |
| CN105072665A (en) * | 2015-07-01 | 2015-11-18 | 北京奇虎科技有限公司 | Networking control and access method and corresponding terminal and equipment |
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| JP4281768B2 (en) * | 2006-08-15 | 2009-06-17 | ソニー株式会社 | Communication system, radio communication apparatus and control method thereof |
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|---|---|---|---|---|
| CN102843682A (en) * | 2012-08-20 | 2012-12-26 | 中国联合网络通信集团有限公司 | Access point authorizing method, device and system |
| CN104618988A (en) * | 2015-01-21 | 2015-05-13 | 青岛海尔智能家电科技有限公司 | Smart device network access method and device |
| CN104660685A (en) * | 2015-01-30 | 2015-05-27 | 小米科技有限责任公司 | Method and device for obtaining equipment information |
| CN105072665A (en) * | 2015-07-01 | 2015-11-18 | 北京奇虎科技有限公司 | Networking control and access method and corresponding terminal and equipment |
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