CN106412900A - Password input-free secure Wi-Fi connection method - Google Patents

Password input-free secure Wi-Fi connection method Download PDF

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Publication number
CN106412900A
CN106412900A CN201610935596.3A CN201610935596A CN106412900A CN 106412900 A CN106412900 A CN 106412900A CN 201610935596 A CN201610935596 A CN 201610935596A CN 106412900 A CN106412900 A CN 106412900A
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CN
China
Prior art keywords
password
wireless client
safe
wap
wireless
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610935596.3A
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Chinese (zh)
Inventor
洪璇
王凯
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Shanghai Normal University
University of Shanghai for Science and Technology
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Shanghai Normal University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Shanghai Normal University filed Critical Shanghai Normal University
Priority to CN201610935596.3A priority Critical patent/CN106412900A/en
Publication of CN106412900A publication Critical patent/CN106412900A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • H04W48/14—Access restriction or access information delivery, e.g. discovery data delivery using user query or user detection
    • 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
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/20—Selecting an access point

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

The invention relates to a password input-free secure Wi-Fi connection method. The method includes the following steps that: 1) a wireless access point provides secure Wi-Fi with a multi-password characteristic, the secure Wi-Fi with the multi-password characteristic has a plurality of connection passwords which includes a specific password which is provided by the wireless access point and is used for managing and configuring the secure Wi-Fi and a plurality of default passwords which are provided by a wireless client and are only used for connection; 2) the wireless client enables a Wi-Fi function, scans to obtain the secure Wi-Fi which has the multi-password characteristic and is provided by the wireless access point, requests to directly connect the secure Wi-Fi in a password input-free manner through sending a connection request to the wireless access point; and 3) when the wireless access point judges that the wireless client satisfies a password input-free direction connection condition, the wireless access point judges whether the connection request is valid, if the connection request is valid, the wireless access point allows the connection request of the wireless client, if the connection request is invalid, the wireless access point refuses the connection request of the wireless client. The password input-free secure Wi-Fi connection method of the invention has the advantages of high safety, high reliability, high access rate and the like.

Description

A kind of method exempting to input password attachment security Wi-Fi
Technical field
The present invention relates to WAP interconnection technique field, especially relate to one kind and exempt to input password attachment security Wi- The method of Fi.
Background technology
Wireless network is the wireless network technologies of IEEE definition, when IEEE official definition's 802.11 standard in 1999, It is wireless network technologies best in the world that IEEE selects and assert the wireless network technologies that CSIR O invents, and therefore CSIR O's is wireless Network technology standard, just becomes the core technology standard of Wireless Fidelity in 2010.Wireless network online can simply be interpreted as Wireless networking, nearly all smart mobile phone, panel computer and notebook computer all support that Wireless Fidelity is surfed the Net, and are current using A kind of wide wireless network transmission technology.
Wi-Fi is the brand of a wireless network communication technique, is held by Wi-Fi Alliance.Purpose is to improve to be based on Intercommunity between the Wi-Fi product of IEEE 802.11 standard.It is actually that cable network signal is converted into wirelessly Signal, then using wireless router for possessing the related computer of Wi-Fi technology, mobile phone, the equipment such as flat board receives.
Developing rapidly with mobile Internet, people are also greatly increased using the demand that mobile device is surfed the Net, therefore right It is also increasing in the dependence of Wi-Fi.The setting of Wi-Fi at least needs a WAP (Access Point, AP) With one or more wireless client (client), connection request is sent to WAP from wireless client.? Under existing technology, the certification of current Wi-Fi and connection typically have following three kinds of modes：1st, open；2、WPA/WPA2-PSK； 3、802.1x.For open wireless wireless network it is not necessary to password, any user can connect, and all packets are all It is broadcast in plain text.Therefore also bring a lot of safety problems therewith using open Wi-Fi, such as：Leakage of personal information, account number cipher Stolen etc..For the Wi-Fi of WPA/WPA2-PSK, it is the safe Wi-Fi connection and authentication techniques that we commonly use, just needing input True password could connect, and its safety can be ensured well；But wireless client must know safe Wi- in advance The password of Fi, and after WAP changed safe Wi-Fi password, wireless client must re-enter correctly close With attachment security Wi-Fi, it is comparatively laborious that it accesses step to code.For the Wi-Fi using 802.1x technology, need to enable Radius Server carrys out certification wireless client, is commonly used for enterprise-level, safety highest, but use cost is higher and has certain Limitation.
Nowadays, wireless client needs to know password in attachment security Wi-Fi or to carry out Third Party Authentication just permissible Connect, thus accessing the Internet.Using the Wi-Fi of WPA/WPA2-PSK authenticated encryption technology, a connection password can only be configured, And its Password Length need to meet 8 to 64 characters, when it connects password change, all of wireless client all must the company of change Connect password and could connect Wi-Fi, this is comparatively laborious thing for wireless client.
Using the Wi-Fi of 802.1x authenticated encryption technology, its username and password have multiple, wireless client need input Correct username and password just can be successfully connected, for enterprise or school user, its username and password generally with The username and password in AD domain is consistent.Because user name, the storage of password and management are accomplished by extra technology in itself Ensure safety, it is also necessary to manually go to change the connection password of Wi-Fi after user changed password.Without repairing Change, the safe Wi-Fi not only not connecting company's offer, it is also possible to lead to the username and password of oneself to be lockable, occurs The problem that cannot log in.
Particularly, public Wi-Fi has been widely used.In the public Wi-Fi of attachment security, it usually needs carry Supplier informs used Wi-Fi password, and this makes the management of public Wi-Fi and audit all become difficult.Therefore existing open The formula Wi-Fi of putting all does not need password to be attached, but need receive short message verification code or using APP or login account etc. other Means or mode are accessing the Internet.When connecting open Wi-Fi, its safety can not be ensured again.Open using When putting formula Wi-Fi, due to there is no the protection of password it is possible to there is sniff person, the information such as our internet account, password are taken Walk；Also likely to be present ARP and attack (man-in-the-middle attack), lead to the private datas such as file, photo to be stolen；Also likely to be present malice DNS, forces net user to connect fishing website, stolen brush of Net silver etc..Sampling safety survey is had to show, national 80,000 public Wi-Fi In have 21% to there is risk.
Content of the invention
The purpose of the present invention is exactly to overcome the defect of above-mentioned prior art presence to provide one kind to exempt to input password even The method meeting safe Wi-Fi.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of method exempting to input password attachment security Wi-Fi, the method comprises the following steps：
1) WAP provides the safe Wi-Fi with many cipher characteristics, and this has the safe Wi-Fi of many cipher characteristics Be provided with multiple connection passwords, including a management being provided by WAP and configure safe Wi-Fi specific cryptosystem and Multiple password defaults only in order to connect being provided by wireless client；
2) wireless client enables Wi-Fi function, and how close having that in scanning acquisition near zone, WAP provides be The safe Wi-Fi of code characteristic, by sending connection request to WAP, request is exempted from input password and is directly connected to safe Wi- Fi；
3) when WAP judge wireless client as exempt from input password be directly connected to situation when, then judge this connection Whether request is legal, if so, then allows the connection request of wireless client, if it is not, then refusing the connection request of wireless client.
Described step 3) specifically include following steps：
31) whether it was successfully connected this safe Wi-Fi and this safety before WAP judges this wireless client Whether the configuration of Wi-Fi changes, if being successfully connected to the spy of safe Wi-Fi and safe Wi-Fi before this wireless client Determine password not change, then directly allow the connection request of wireless client, otherwise, WAP is inquired to wireless client Connect the authority of this safe Wi-Fi；
32) wireless client receives the access request inquiry message of hotspot, and wireless client provides password request even Meet this safe Wi-Fi；
33) WAP receives the password of wireless client offer, thus determines whether the company of wireless client Connect request.
Described step 33) specifically include following steps：
If the password that wireless client provides is specific cryptosystem or password default, the connection allowing wireless client please Ask, and be attached, if the password that wireless client provides is not specific cryptosystem or password default, refusal wireless client Connection request.
Described has uniqueness by the only password default in order to connect that wireless client provides, and is wireless client The character style of wireless network card MAC Address at end or serial number.
Described step 33) in, WAP judges password first whether as specific cryptosystem, if so, then wireless client End can manage and configure this safe Wi-Fi, and otherwise, WAP to determine according to the password default that wireless client provides Allow or refuse the connection request of wireless client.
Described safe Wi-Fi has following characteristics：
1st, the protection that this safe Wi-Fi is attached using password；
2nd, this safe Wi-Fi is attached using at least two passwords；
3rd, wireless client need not know the specific cryptosystem of safe Wi-Fi；
4th, encrypted using the information that Wi-Fi is communicated between WAP and wireless client.
Compared with prior art, the present invention has advantages below：
The present invention utilizes WAP and wireless client to be all provided that the spy of the password for attachment security Wi-Fi Point.WAP by setting up safe Wi-Fi, wireless client in attachment security Wi-Fi, by can provide itself from The unique information (wireless network card MAC Address or serial number) of band comes by this unique letter as connecting password, WAP Breath, to decide whether to allow the connection request of particular wireless client, solves attachment security Wi-Fi and must be known by pacifying After full Wi-Fi password, first connection need to be manually entered password, WAP changed the connection password of safe Wi-Fi Wireless client needs to re-enter the loaded down with trivial details problem during correct password etc. accesses safe Wi-Fi, improves safe Wi- The problems such as Fi access efficiency and the access using public safety Wi-Fi and user's audit management.
Brief description
Fig. 1 is the general flow chart exempting from input password attachment security Wi-Fi proposed by the present invention.
Fig. 2 is the many cipher characteristics Wi-Fi framework connection figure exempting from input password attachment security Wi-Fi proposed by the present invention.
Fig. 3 is that the mobile client exempting to input password attachment security Wi-Fi proposed by the present invention connects described Wi-Fi flow process Figure.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
The operation principle of the present invention is：
The invention provides a kind of method exempting to input password attachment security Wi-Fi, the method includes：
WAP provides safe Wi-Fi, this safe Wi-Fi to have many cipher characteristics, and safe Wi-Fi has following spy Property：
1st, the protection that Wi-Fi is attached using password；
2nd, upper Wi-Fi can be connected using at least two passwords；
3rd, wireless client need not know the specific cryptosystem of safe Wi-Fi；
4th, encrypted using the information that Wi-Fi is communicated between WAP and wireless client.
Its concrete property is：
1st, safe Wi-Fi has password to be protected in itself, can be connected by inputting correct specific cryptosystem；
If 2 wireless clients do not know the specific cryptosystem of safe Wi-Fi access point setting, during attachment security Wi-Fi Password provided by wireless client, WAP according to the unique information that wireless client provides determine allow or The connection request of refusal wireless client；
If 3 wireless clients once successfully linked up safe Wi-Fi, there is no any changing in the configuration of this safe Wi-Fi In the case of change, then can be continuing with original request configuration information and carry out attachment security Wi-Fi, once safe Wi-Fi has Change in configuration, then wireless client need according to not knowing that safe Wi-Fi password situation re-connects request.
The Wi-Fi of many cipher characteristics refers to, it is possible to use multiple passwords are connecting to safe Wi-Fi, only one of which Managing and to configure safe Wi-Fi, remaining all password only can be attached to safe Wi-Fi to specific password.Specific cryptosystem by WAP provides, for protecting itself safe Wi-Fi and management and configuring this safe Wi-Fi.Other connect password By request connect this safe Wi-Fi wireless client provide, connect password effectiveness then by WAP according to management Rule is judging.
Many cipher characteristics of Wi-Fi refer to that the safe Wi-Fi that WAP provides supports to connect using multiple passwords, Different wireless clients is used respective unique information to connect this safe Wi-Fi as connecting password.Wireless client Exempt from input password and carry out attachment security Wi-Fi, the password that wireless client provides needs WAP can identify, thus reaching Exempt to input password attachment security Wi-Fi.
The safe Wi-Fi of many cipher characteristics being provided according to above-mentioned WAP, wireless client request is attached, tool Body includes：
Wireless client is first turned on Wi-Fi function, can scan the safe Wi- that around there are so many cipher characteristics Fi, and ask to connect.
When wireless client asks to connect certain safe Wi-Fi, WAP detects that this wireless client is before Whether the configuration of the no safe Wi-Fi being successfully connected this safe Wi-Fi and WAP offer more corrects one's mistakes.If this is wireless Client was once successfully connected to this safe Wi-Fi and the configuration of safe Wi-Fi is not more corrected one's mistakes, then directly allow wireless client The connection request at end；The authority connecting this safe Wi-Fi is otherwise inquired to wireless client.
Wireless client receives the access request inquiry message of hotspot, and wireless client provides password to ask to connect This safe Wi-Fi.Preferably, what described wireless client provided connects the character style that password is wireless network card MAC Address (such as：MAC Address is：AB:12:CD:34:EF:56, then the password providing is：AB12CD34EF56).There is provided in wireless client Above-mentioned connection password useless in the case of, wireless client provide connection change of secret code be this serial number (such as：Serial number For：861364035241546, then the change of secret code providing is：861364035241546)
Wireless client replys the access request inquiry message that WAP is sent, and WAP receives wireless client The connection password that end provides, decides whether to allow the connection request of specific wireless client according to rule.
WAP can be included by the password that wireless client provides：It is specific close that 1 safe Wi-Fi access point provides Code, the character style of 2 wireless network card MAC Address, the hardware sequence number of 3 wireless clients.
Wirelessly hot access point can carry out access request process successively according to the time sequencing of wireless client access request. Result has two kinds：1 permission wireless client connects this safe Wi-Fi and 2 refusal wireless client and connects this safe Wi- Fi.
It is the password providing that WAP needs to identify that wireless client is attached asking, and to decide whether to permit with this Permitted the connection request of wireless client.As：If the password that 1 wireless client provides is：024521 9083, its password itself is not It is the connection password of safe Wi-Fi itself, and be not the MAC Address of the used wireless network card of wireless client, WAP Therefore refuse the connection request of this wireless client；If the MAC Address of the used wireless network card of 2 wireless clients is：02-24- 2C-5B-15-0C, the password that wireless client is provided in the request carrying out exempting from inputting password attachment security Wi-Fi is： 02242C5B150C, WAP therefore allows the connection request of this wireless client, thus realizing exempting to input password connection Safe Wi-Fi.
WAP identification wireless client is characterised by by exempting from input password attachment security Wi-Fi：1st, wireless During client attachment security Wi-Fi, do not input password；2nd, wireless client passes through to be the wireless network card by providing itself MAC Address or serial number carry out attachment security Wi-Fi as password；3rd, during wireless client attachment security Wi-Fi, have input except peace Other passwords outside the connection password of full Wi-Fi itself, the MAC Address of itself wireless network card or serial number.
Wireless client in attachment security Wi-Fi, by providing the unique information (wireless network card itself carrying MAC Address or serial number) as connect password, WAP come to detect wireless client provide connection password effective Property, thus solving, attachment security Wi-Fi must be known by safe Wi-Fi password, first connection needs to be manually entered password, wireless After the connection password that access point changed safe Wi-Fi, wireless client needs to re-enter correct password etc. and accesses safety Loaded down with trivial details problem during Wi-Fi,
Embodiment：
The core concept of the present invention is：WAP is by setting up the safe Wi-Fi of many cipher characteristics；Wireless client Scan and around there is described safe Wi-Fi, wireless client request password default is attached；WAP judges to carry For password default it is allowed to the connection request of described wireless client.Embodiments of the invention are described below in conjunction with the accompanying drawings.
Fig. 1 shows the general flow chart exempting from input password attachment security Wi-Fi proposed by the present invention, and Fig. 3 shows this The mobile client exempting to input password attachment security Wi-Fi of bright proposition connects described Wi-Fi flow chart.
Fig. 2 shows coverage (coverage is represented) and the request attachment security of safe Wi-Fi with dashed circle Five wireless clients (A, B, C, D, E) of Wi-Fi.
As shown in Fig. 2 WAP provides safe Wi-Fi, the SSID of safe Wi-Fi is Hello to step 1.This safety Wi-Fi can be attached using multiple passwords.
Step 2 wireless client enables Wi-Fi function, the Wi-Fi existing around scanning.If certain safe Wi-Fi props up Hold many passwords to connect, wireless client (taking Android phone as a example) then shows " can be attached " using password default, to carry Show that this safe Wi-Fi of user supports that exempting from input password is attached.
The request of step 3 wireless client connects this safe Wi-Fi, can be attached using password default by clicking on.
To wireless client, step 4 WAP represents that needs provide the authority connecting this safe Wi-Fi.
Step 5 wireless client (A, B) was once successfully connected this safe Wi-Fi with the password default providing, and safety Wi-Fi does not change, and WAP directly allows the connection request (shown in Fig. 2 green dotted line 1 and 2) of A, B.
Step 6 wireless client (C, D, E) connects this safe Wi-Fi for the first time, then using self-contained unique information (wireless network card MAC Address or serial number) is attached asking as connecting password.
Step 7 WAP processes successively according to the order (C, D, E) of the provided password of wireless client and judges no Line client is provided the effectiveness connecting password.
Effectively, WAP allows wireless client to connect this safe Wi- to the password that step 8 wireless client C provides Fi (shown in Fig. 2 dotted line 3).
Effectively, WAP allows wireless client to connect this safe Wi- to the password that step 9 wireless client D provides Fi (shown in Fig. 2 dotted line 4).
Effectively, WAP allows wireless client to connect this safe Wi- to the password that step 10 wireless client E provides Fi (shown in Fig. 2 dotted line 5).
Step 11 wireless client is successfully connected safe Wi-Fi by exempting from input password.

Claims (6)

1. a kind of method exempting from input password attachment security Wi-Fi is it is characterised in that the method comprises the following steps：
1) WAP provides the safe Wi-Fi with many cipher characteristics, the safe Wi-Fi that this has many cipher characteristics to be provided with Multiple connection passwords, including a management being provided by WAP with configure the specific cryptosystem of safe Wi-Fi and multiple The password default only in order to connect being provided by wireless client；
2) wireless client enables Wi-Fi function, and it is special that what in scanning acquisition near zone, WAP provided has many passwords Property safe Wi-Fi, by send connection request arrive WAP, request exempt from input password be directly connected to safe Wi-Fi；
3) when WAP judge wireless client as exempt from input password be directly connected to situation when, then judge this connection request Whether legal, if so, then allow the connection request of wireless client, if it is not, then refusing the connection request of wireless client.
2. according to claim 1 a kind of exempt to input the method for password attachment security Wi-Fi it is characterised in that described Step 3) specifically include following steps：
31) whether it was successfully connected this safe Wi-Fi and this safe Wi-Fi before WAP judges this wireless client Configuration whether change, if being successfully connected to the specific cryptosystem of safe Wi-Fi and safe Wi-Fi before this wireless client Do not change, then directly allow the connection request of wireless client, otherwise, WAP connects to wireless client inquiry should The authority of safe Wi-Fi；
32) wireless client receives the access request inquiry message of hotspot, and wireless client provides password request to connect should Safe Wi-Fi；
33) WAP receives the password of wireless client offer, thus determines whether that the connection of wireless client please Ask.
3. according to claim 2 a kind of exempt to input the method for password attachment security Wi-Fi it is characterised in that described Step 33) specifically include following steps：
If the password that wireless client provides is specific cryptosystem or password default, allow the connection request of wireless client, and It is attached, if the password that wireless client provides is not specific cryptosystem or password default, the connection of refusal wireless client Request.
4. a kind of according to claim 1 or 3 exempts to input the method for password attachment security Wi-Fi it is characterised in that described Uniqueness is had by the only password default in order to connect that wireless client provides, and the wireless network card for wireless client The character style of MAC Address or serial number.
5. according to claim 4 a kind of exempt to input the method for password attachment security Wi-Fi it is characterised in that described Step 33) in, WAP judges password first whether as specific cryptosystem, and if so, then wireless client can manage and join Put this safe Wi-Fi, otherwise, WAP to determine to allow according to the password default that wireless client provides or to refuse wirelessly The connection request of client.
6. according to claim 1 a kind of exempt to input the method for password attachment security Wi-Fi it is characterised in that described Safe Wi-Fi has following characteristics：
1st, the protection that this safe Wi-Fi is attached using password；
2nd, this safe Wi-Fi is attached using at least two passwords；
3rd, wireless client need not know the specific cryptosystem of safe Wi-Fi；
4th, encrypted using the information that Wi-Fi is communicated between WAP and wireless client.
CN201610935596.3A 2016-11-01 2016-11-01 Password input-free secure Wi-Fi connection method Pending CN106412900A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
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CN106851637A (en) * 2017-03-31 2017-06-13 上海斐讯数据通信技术有限公司 A kind of method and system of convenient many password login wireless networks

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CN105376735A (en) * 2014-07-02 2016-03-02 北京奇虎科技有限公司 Password acquiring method, wireless network supplying equipment and network system
CN105898747A (en) * 2016-05-13 2016-08-24 中科创达软件科技（深圳）有限公司 Wireless network security authentication method and device and wireless network access method and device

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