CN102387499A - Method for authenticating and encrypting tower crane information based on 3G (The 3rd Generation Telecommunication) transmission - Google Patents
Method for authenticating and encrypting tower crane information based on 3G (The 3rd Generation Telecommunication) transmission Download PDFInfo
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- CN102387499A CN102387499A CN2011103240060A CN201110324006A CN102387499A CN 102387499 A CN102387499 A CN 102387499A CN 2011103240060 A CN2011103240060 A CN 2011103240060A CN 201110324006 A CN201110324006 A CN 201110324006A CN 102387499 A CN102387499 A CN 102387499A
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Abstract
The invention discloses a method for authenticating and encrypting tower crane information based on 3G (The 3rd Generation Telecommunication) transmission. The method is characterized by comprising the following steps of: 1) carrying out authentication process: firstly, sending authentication information to an HLR (Home Location Register) by an SGSN (Service GPRS Supporting Node) and corresponding responding the authentication information by the HLR; sending an authentication triple into the SGSN; sending an authentication request to an MS (Mobile station) and calculating by the MS; and then judging whether an SRES' (Signed Response) which is sent by the SGSN is the same as an SRES which is sent by the HLR; 2) carrying out encryption process: firstly, generating a secret key by parameters and data through a ruled algorithm; permanently storing the secrete key on the HLR and the MS; and finally, carrying out data encryption on the obtained secrete key through a GEA (Global Elimination Algorithm) and then transmitting the encrypted secrete key into tower crane information through a 3G network. According to the method provided by the invention, the privacy and the safety of user communication are effectively protected and the requirements of the user on the authenticity and the privacy of the data are met; and the cost of the method is low so that the method is applicable to being widely popularized in a tower crane system.
Description
Technical field
The present invention relates to a kind of wireless communications method, relate in particular between a kind of MS of utilization and the SGSN authentication and method of encrypting to improve method based on the towering machine information safety of 3G transmission.
Background technology
At present, the characteristics of wireless communication system are that user data must be exposed in the air interface of wireless access network in the process that transmits, and therefore, aloft the fail safe of transmission number of users receives threat to a certain degree on the interface.For the safety of guarantee information, the rights and interests of maintenance customer and operator, common solution are in the air interface of wireless access network user's data to be carried out encrypted transmission, thereby avoid user's data to be monitored and be cracked.In addition, the ability of the flexible networking of a lot of communication modes and the ability of communication service all very a little less than, apply it in the safety monitoring system of tower unit and can not satisfy the demand fully.
3G technology structure wireless transmitting system has real-time, characteristics such as construction cost is few, wide coverage, system transmission capacity is big, data transfer rate is high, charging way is flexible, communication cost is low now.3G has inherited the more original security means of GSM in addition; As adopt authentication to carry out user identity and detect; Prevent that the disabled user from inserting; Adopt P_TMSI (Packet Temporary Mobile Subscriber Identity) value as user's interim sign so that the disguise of user identity to be provided; In addition through guaranteeing the privacy and the integrality of data message than the more perfect encryption mechanism of GSM, be very easily as communication mode so 3G technology is applied to the safety monitoring system of tower unit.
Summary of the invention
The present invention is directed to the proposition of above problem, encrypt privacy and fail safe to guarantee information and develop between a kind of MS and SGSN that utilizes in the 3G network link.The technical scheme that the present invention adopts is following:
A kind of authentication and encryption method of the towering machine information based on 3G transmission is characterized in that comprising the steps:
1) authentication process is following:
When a, towering machine information transmitted through 3G network, at first SGSN sent authentication information to HLR, and HLR responds corresponding authentication information, sent the authentication tlv triple in SGSN;
B, SGSN send authentication request to MS, and above-mentioned authentication tlv triple is issued MS, and MS issues SGSN through authentication and encryption corresponding information with SRES ' through after calculating;
C, judge by SGSN whether the SRES that SRES ' and HLR sent out is identical, if the two is identical, then authentication success, otherwise failure;
2) ciphering process is following:
D, at first with parameter K
iPass through regular A with data RAND
8Algorithm produces key K
c
E and key K
cBe permanently stored on HLR and the MS;
F, at last through obtaining key K
cCarry out data encryption on the towering machine information of 3G network transmission through the GEA algorithm.
Encrypting in the said 3G system is between SGSN and MS, to be accomplished by the LLC layer.
Step c also comprises: SRES ' is inequality with the SRES that HLR is sent out when the SGSN judgement, and system sends the information that reports an error to tower machine total activation chamber behind the failed authentication, sends the information that reports an error through 3G network to the person in charge simultaneously.
This shows that use 3G as tower machine data information interaction means, not only network is laid simple; The data transmission set of supporting the 3G agreement is installed on the tower machine, is got final product networking, can also enjoy professional operation merchant's communication service; The charging means are comparatively flexible; Communication process also can effectively have been protected privacy, the fail safe of telex network through encrypting, and satisfies the requirement of user to data authenticity, privacy.And with low cost being suitable for extensively promoted in tower machine system.
Description of drawings
The present invention has two width of cloth accompanying drawings:
Fig. 1 is the sketch map of 3G authentication process in the embodiment of the invention;
Fig. 2 is the sketch map of 3G ciphering process in the embodiment of the invention.
Embodiment
Strengthening the towering machine information fail safe, is one of main target of native system, also is project consigner's basic demand, selects the wireless transmission method of 3G as native system, and the characteristics of its strong security are one of major consideration.In the 3G network, link is can be encrypted between MS and the SGSN, can reduce the probability that wireless messages is intercepted and captured aloft, improves its information private property, fail safe widely.Combine accompanying drawing that the authentication of these tower machine transmission data and the flow process of encryption are described down:
1) authentication process (as shown in Figure 1) as follows:
When a, towering machine information transmitted through 3G network, at first SGSN sent authentication information to HLR, and HLR responds corresponding authentication information, sent the authentication tlv triple in SGSN;
B, SGSN send authentication request to MS, and above-mentioned authentication tlv triple is issued MS, and MS issues SGSN through authentication and encryption corresponding information with SRES ' through after calculating;
C, judge by SGSN whether the SRES that SRES ' and HLR sent out is identical, if the two is identical, then authentication success, otherwise failure;
2) ciphering process (as shown in Figure 2) as follows:
D, at first with parameter K
iPass through regular A with data RAND
8Algorithm produces key K
c
E and key K
cBe permanently stored on HLR and the MS;
F, at last through obtaining key K
cCarry out data encryption on the towering machine information of 3G network transmission through the GEA algorithm.Wherein encrypt in the 3G communication system of this tower machine is between SGSN and MS, to be accomplished by LLC (Logic Link Control) layer.
Because the fail safe of tower machine is extremely important; For improve in the message transmitting procedure degree of safety and in message transmitting procedure monitoring personnel's monitoring degree: step c also comprises; When SGSN judges that the SRES that SRES ' and HLR are sent out is inequality; System sends the information that reports an error to tower machine total activation chamber behind the failed authentication, sends the information that reports an error through 3G network to the person in charge simultaneously, is convenient to personnel's monitoring and carries out the danger investigation.
The above; Be merely the preferable embodiment of the present invention; But protection scope of the present invention is not limited thereto; Any technical staff who is familiar with the present technique field is equal to replacement or change according to technical scheme of the present invention and inventive concept thereof in the technical scope that the present invention discloses, all should be encompassed within protection scope of the present invention.
Claims (3)
1. authentication and encryption method based on the towering machine information of 3G transmission is characterized in that comprising the steps:
1) authentication process is following:
When a, towering machine information transmitted through 3G network, at first SGSN sent authentication information to HLR, and HLR responds corresponding authentication information, sent the authentication tlv triple in SGSN;
B, SGSN send authentication request to MS, and above-mentioned authentication tlv triple is issued MS, and MS issues SGSN through authentication and encryption corresponding information with SRES ' through after calculating;
C, judge by SGSN whether the SRES that SRES ' and HLR sent out is identical, if the two is identical, then authentication success, otherwise failure;
2) ciphering process is following:
D, at first with parameter K
iPass through regular A with data RAND
8Algorithm produces key K
c
E and key K
cBe permanently stored on HLR and the MS;
F, at last through obtaining key K
cCarry out data encryption on the towering machine information of 3G network transmission through the GEA algorithm.
2. according to the authentication and the encryption method of the said a kind of towering machine information based on 3G transmission of claim 1, it is characterized in that encrypting in the said 3G system is between SGSN and MS, to be accomplished by the LLC layer.
3. ask the authentication and the encryption method of 1 said a kind of towering machine information based on 3G transmission; It is characterized in that said step c also comprises: when SGSN judges that the SRES that SRES ' and HLR are sent out is inequality; System sends the information that reports an error to tower machine total activation chamber behind the failed authentication, sends the information that reports an error through 3G network to the person in charge simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103240060A CN102387499A (en) | 2011-10-21 | 2011-10-21 | Method for authenticating and encrypting tower crane information based on 3G (The 3rd Generation Telecommunication) transmission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103240060A CN102387499A (en) | 2011-10-21 | 2011-10-21 | Method for authenticating and encrypting tower crane information based on 3G (The 3rd Generation Telecommunication) transmission |
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| CN102387499A true CN102387499A (en) | 2012-03-21 |
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| CN2011103240060A Pending CN102387499A (en) | 2011-10-21 | 2011-10-21 | Method for authenticating and encrypting tower crane information based on 3G (The 3rd Generation Telecommunication) transmission |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070201087A1 (en) * | 2004-08-20 | 2007-08-30 | Canon Kabushik Kiasha | Group management apparatus, and information processing apparatus and method |
| CN101588579A (en) * | 2008-05-20 | 2009-11-25 | 华为技术有限公司 | System and method for authenticating user equipment and base station subsystem thereof |
| CN101646166A (en) * | 2009-08-27 | 2010-02-10 | 大连海事大学 | Authentication and encryption method of towering machine information based on GPRS transmission |
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2011
- 2011-10-21 CN CN2011103240060A patent/CN102387499A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070201087A1 (en) * | 2004-08-20 | 2007-08-30 | Canon Kabushik Kiasha | Group management apparatus, and information processing apparatus and method |
| CN101588579A (en) * | 2008-05-20 | 2009-11-25 | 华为技术有限公司 | System and method for authenticating user equipment and base station subsystem thereof |
| CN101646166A (en) * | 2009-08-27 | 2010-02-10 | 大连海事大学 | Authentication and encryption method of towering machine information based on GPRS transmission |
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Application publication date: 20120321 |