CN104052756B - A kind of method and system of business network element secure accessing service controller - Google Patents
A kind of method and system of business network element secure accessing service controller Download PDFInfo
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- CN104052756B CN104052756B CN201410301060.7A CN201410301060A CN104052756B CN 104052756 B CN104052756 B CN 104052756B CN 201410301060 A CN201410301060 A CN 201410301060A CN 104052756 B CN104052756 B CN 104052756B
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Abstract
The present invention relates to a kind of method and system of business network element secure accessing service controller, including business router is initially accessed password with business network element agreement, sets up incidence relation and is stored in and is locally configured in table；Business network element sends connection request to business router；The information and the related information being locally configured in table of business router that the business router includes connection request are compared；Judge to be locally configured with the presence or absence of the information matched with the connection request in table, if there is then allowing the business network element to access, otherwise access failure, generates identification authentication failure information and feed back to the business network element；The business network element of access is linked into by service controller by each business router；The application, come the access of control business network element, can effectively prevent that hacker's network element assumes another's name to access in charging operation network using three-level structure, and the connection request that business network element is sent not only includes access pin also including password version, substantially increases the security of access.
Description
Technical field
The present invention relates to field of telecommunication networks, more particularly to a kind of business network element secure accessing service controller method and
System.
Background technology
It is main in telecom charging operation network to be attached using Diameter, but the easy quilts of the Diameter of standard
Various instrument parsings.Business network element, which is linked into business router, framework, in the prior art only includes business network element and business road
By device two-stage, the request that business network element is sent to business router does not include access pin, and the security to access leaves safety
Hidden danger, and access request and service request are unseparated, it is impossible to ensure the security of service access.
Even if adding access pin in request, password no longer changes once consulting, if access pin is stolen by hacker,
It pretends to be business network element using certain means, accesses operation network, operation network is attacked, it will after generation is inconceivable
Really.
Accordingly, it would be desirable to develop a kind of method and system for making business network element secure accessing, there is provided the peace that business network element is accessed
Full property and the security of the network operation.
The content of the invention
The technical problems to be solved by the invention are that there is provided a kind of business network element secure accessing in view of the shortcomings of the prior art
The method and system of service controller.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of business network element secure accessing service controller
Method, comprises the following steps：
Step 1：The corresponding each business network element agreement of business router is initially accessed password, sets up business network element and first
The incidence relation of beginning access pin, incidence relation is stored in and is locally configured in table；
Step 2：Business network element is sent to its corresponding business router to be included business network element ID, is initially accessed password and close
The connection request of code version；
Step 3：Information that the business router includes connection request and business router are locally configured in table
Related information be compared；
Step 4：Judge to be locally configured in table with the presence or absence of the information that matches with the connection request, if there is then allowing this
Business network element access service router, to the success of business network element feedback link, performs step 5；Otherwise connection failure, to service network
First feeding back unsuccessful information, terminates；
Step 5：Business network element is received after the feedback of successful connection, to business router send include business network element ID,
It is initially accessed the activation request of password, password version and type of service；
Step 6：Business router judges to activate the legitimacy asked according to the method for step 4, is verified execution step
7；Otherwise activation failure, to business network element feeding back unsuccessful information, terminates；
Step 7：The business network element of access by being linked into by each business router with long be connected that service controller is set up
Service controller.
The beneficial effects of the invention are as follows：The application, come the access of control business network element, can be prevented effectively using three-level structure
Hacker's network element assumes another's name to access in charging operation network, and the connection request that business network element is sent not only also includes including access pin
Password version, substantially increases the security of access；In addition, business network element sends connection to business router respectively in the present invention
Request and activation request, network element access and service access are separated.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the incidence relation of business network element and initial password includes business network element ID, access pin and password version.
Further, above-mentioned technical proposal also includes the service controller not timing to each business router transmission correspondence
The password change cycle, when reaching in the password change cycle, business router regularly update each business network element access pin and
Password version, and the access pin of renewal and password version are handed down to corresponding business network element, when business network element and business road
Disconnected by the connection of device and needed in the case of accessing again, business network element is carried out using newest access pin and password version
Access connection.
Using the beneficial effect of above-mentioned further scheme：Service controller control business network element access service router connects
Enter the change cycle of password, periodically access pin is changed, can so prevent other hacker's network elements from stealing access close
Code, accounting access operation network of assuming another's name.
Further, above-mentioned technical proposal also includes service controller not timing to the corresponding public key of each business router transmission
With the change cycle of private key, when the change cycle of public key and private key is reached, each business router regularly updates public key and private key,
The public key and private key are used for encryption and decryption and signature service controller and business router, business router and business network element and
The message transmitted between each business network element.
Using the beneficial effect of above-mentioned further scheme：Service controller controls the change cycle of public and private key, periodically to public affairs
Private key is changed, and the information signature transmitted using public private key pair is encrypted, to prevent being peeped in message transmitting procedure, and leakage is sensitive
Information.
Further, the access pin of renewal, password version are handed down to before corresponding business network element to enter by business router
Row encryption.
Another technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of business network element secure accessing Service control
The system of device, including business network element, business router and service controller；
The business network element, it is used to utilizing and corresponding business router is arranged is initially accessed password, and to business
Router, which is sent, includes business network element ID, be initially accessed password and the connection request of password version and including business network element ID, first
The activation request of beginning access pin, password version and type of service；
The business router, it is used to set up business network element and is initially accessed the incidence relation of password, by incidence relation
It is stored in and is locally configured in table；The service request that business network element is sent is compared with the related information being locally configured in table；
Judge to be locally configured in table with the presence or absence of the information matched with the connection request, industry is accessed if there is the business network element is then allowed
Be engaged in router, and then verify the correctness of activation request, such as it is excessively correct if access the business, otherwise activation fails；
The service controller, it is used to receive the business network element of each business router access and is controlled.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the incidence relation of business network element and initial password includes business network element ID, access pin and password version.
Further, the service controller is additionally operable to not timing and sends corresponding password change week to each business router
Phase, when reaching in the password change cycle, business router regularly updates the access pin and password version of each business network element, and will
The access pin and password version of renewal are handed down to corresponding business network element, when the connection of business network element and business router disconnects
And need in the case of accessing again, business network element carries out access connection using newest access pin and password version.
Further, the service controller is additionally operable to not timing and sends corresponding public key and private key to each business router
Change cycle, when the change cycle of public key and private key is reached, each business router regularly updates public key and private key, the public key
It is used for encryption and decryption service controller and business router with private key, between business router and business network element and each business network element
The message of transmission.
Further, business router is additionally operable to the access pin of renewal and password version being handed down to corresponding business network element
Before be encrypted.
Brief description of the drawings
Fig. 1 is a kind of method flow diagram of business network element secure accessing service controller of the present invention；
Fig. 2 is a kind of system block diagram of business network element secure accessing service controller of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, business network element, 2, business router, 3, service controller.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
As shown in figure 1, a kind of method of business network element secure accessing service controller, comprises the following steps：
Step 1：The corresponding each business network element agreement of business router is initially accessed password, sets up business network element and first
The incidence relation of beginning access pin, incidence relation is stored in and is locally configured in table；
Step 2：Business network element is sent to its corresponding business router to be included business network element ID, is initially accessed password and close
The connection request of code version；
Step 3：Information that the business router includes connection request and business router are locally configured in table
Related information be compared；
Step 4：Judge to be locally configured in table with the presence or absence of the information that matches with the connection request, if there is then allowing this
Business network element access service router, to the success of business network element feedback link, performs step 5；Otherwise connection failure, to service network
First feeding back unsuccessful information, terminates；
Step 5：Business network element is received after the feedback of successful connection, to business router send include business network element ID,
It is initially accessed the activation request of password, password version and type of service；
Step 6：Business router judges to activate the legitimacy asked according to the method for step 4, is verified execution step
7；Otherwise activation failure, to business network element feeding back unsuccessful information, terminates；
Step 7：The business network element of access by being linked into by each business router with long be connected that service controller is set up
Service controller.
Wherein, the incidence relation of business network element and initial password includes business network element ID, access pin and password version.
Wherein, the access request and the activation access pin that each includes of request and password board this difference, and use
Different encipher-decipher methods is also different, in the present embodiment, and the access pin and password version in access request are added using MD5 algorithms
Close, access pin and password version in activation request use DES algorithm for encryption.
Above-mentioned technical proposal also includes the service controller not timing and sends corresponding password to each business router
Change cycle, when reaching in the password change cycle, business router regularly updates the access pin and password version of each business network element
This, and is handed down to corresponding business network element by the access pin of renewal and password version, when business network element and business router
Connection disconnects and needed in the case of accessing again, and business network element carries out access company using newest access pin and password version
Connect.The change cycle of the access pin of service controller control business network element access service router, periodically access pin is entered
Row change, can so prevent other hacker's network elements from stealing access pin, accounting access operation network of assuming another's name.
Above-mentioned technical proposal also includes service controller not timing and sends corresponding public key and private key to each business router
Change cycle, when public key and private key change cycle reach when, each business router regularly updates public key and private key, the public affairs
Key and private key are used for encryption and decryption and signature service controller and business router, business router and business network element and each industry
The message transmitted between business network element.Service controller controls the change cycle of public and private key, and periodically public and private key is changed, public affairs are utilized
Private key is encrypted to the information signature of transmission, to prevent being peeped in message transmitting procedure, leaks sensitive information.
Business router is by the access pin of renewal, password version is handed down to before corresponding business network element that place is encrypted
Reason.
As shown in Fig. 2 a kind of system of business network element secure accessing service controller, including business network element 1, business route
Device 2 and service controller 3；
The business network element 1, it is used to utilizing and corresponding business router 2 is arranged is initially accessed password, and to industry
Business router 2 send includes business network element ID, be initially accessed password and the connection request of password version and including business network element ID,
It is initially accessed the activation request of password, password version and type of service；
The business router 2, it is used to set up business network element 1 and is initially accessed the incidence relation of password, association is closed
System, which is stored in, to be locally configured in table；The service request that business network element 1 is sent is compared with the related information being locally configured in table
Compared with；Judge to be locally configured in table with the presence or absence of the information matched with the connection request, connect if there is the business network element 1 is then allowed
Enter business router 2, and then verify the correctness of activation request, such as it is excessively correct if access the business, otherwise activation fails；
The service controller 3, it is used to receive the business network element of each access of business router 2 and is controlled.
The incidence relation of the business network element 1 and initial password includes business network element ID, access pin and password version.
The service controller 3 is additionally operable to not timing and sends the corresponding password change cycle to each business router 2, when
When the password change cycle reaches, business router 2 regularly updates the access pin and password version of each business network element, and will update
Access pin and password version be handed down to corresponding business network element 1, when the connection of business network element 1 and business router 2 disconnects
And need in the case of accessing again, business network element 1 carries out access connection using newest access pin and password version.
The service controller 3 is additionally operable to the change that not timing sends corresponding public key and private key to each business router 2
In the cycle, when the change cycle of public key and private key is reached, each business router 2 regularly updates public key and private key, the public key and
Private key is used for encryption and decryption service controller 2 and business router 2, business router 2 and business network element 1 and each business network element
The message transmitted between 1.
The business router 2 is additionally operable to the access pin of renewal and password version being handed down to corresponding business network element 1
Before be encrypted.
It is initially accessed what password password was made an appointment for business network element with business router in the present invention, initial password encryption
Unify to be managed by service end afterwards.Manually access pin is reappointed in the case of system exception manually to be arranged.
It is to be handed down to after router is automatically updated to business network element to update access pin.
Password is initially accessed, artificial access pin reappointed and is the bright of 8 byte lengths with new access pin
Text, including numeral and any combination of letter, are initially accessed password and are manually arranged in the first accounting access operation network of system,
It is to reach access pin change cycle in access pin and then carry out change to issue to update access pin.Business network element access service
The access pin of router is encrypted by MD5 algorithms.
The message for carrying out transmitting more during business transmission between business network element and business router is entered with private key
Row signature, is then encrypted, the message Jing Guo above-mentioned processing is sent to business router by business network element with md5 algorithms again, this
Sample ensures that the security of the message in message transfer process.
Whole system takes three-level structure, by service controller is come the change week of control business router side access pin
Phase, when expiring in the password change cycle, business router carries out regenerating for access pin and public and private key, and is issued to industry
Business network element, business network element needs to carry the access pin of redaction when access, is needed when transmission message with new public affairs
Private key is signed, cryptographic operation.This assures the safety of the system in whole system running.
1. password change process is as follows：
1) service controller not timing sends the corresponding password change cycle to each business router；
2) when reaching in the password change cycle, business router generates new access pin；
3) the newly-generated access pin of business router preservation and password version are to being locally configured in information, and state is to be generated
Effect；
4) router carries out the processing of CCR groups bag to new password, password version, and CCR group bags are sent into business network element；
5) business network element receives CCR groups bag, parses access pin and password version in CCR groups bag, and preserve newly
Access pin and password version；
6) business network element carries out CCA response bags according to result, and returns to CCA response bags to business router；
7) business router receives CCA response bags, parses CCA response bags, is issued into if CCA response bags are password
Work(, business router, which updates, is locally configured information, and otherwise Old Password failure resends CCR groups bag.
2. the message of transmission is retransmited after being digitally signed in operation network.Wherein, signature algorithm is as follows
1) transmitting terminal calculates original text a summary (abstract) using MD5 algorithms, then with RSA Algorithm to summary part
Encrypted with private key D, obtain digital signature, this signature is preserved with the uppercase mode of 16 systems.(byte correspondence two
16 system characters, less than two before mend 0)；
2) digital signature and original text are sent jointly to service end by transmitting terminal；
3) receiving terminal takes original text and digital signature, and the signature of 16 systems is converted into stream, with RSA Algorithm combination public key D
Digital signature is decrypted, the digest value of transmitting terminal calculating is obtained；Summary is calculated to original text with MD5 algorithms again and obtains receiving terminal
The digest value of calculating；Compare the digest value that the digest value and receiving terminal of transmitting terminal calculating are calculated, both are equal, then it represents that numeral label
Name is verified, and does not wait then representing authentication failed.
Signature occurs when source network element initiates service message, after this stage re-encrypts.This process
The public key and private key updated in key updating process can be used, source network element is signed to the message for needing to sign with private key,
Signature verification is carried out with public key by recipient, which enhances security of the message in transmitting procedure.
Wherein, RSA Algorithm requirement：Key length：1024 filling mode acquiescences：RSA_PKCS1_PADDING；MD5 is advised
Lattice：The byte of length of summarization 16 (character string is capitalization)；Key is voluntarily generated by business router.
Based on the consideration to performance, it is proposed that key length is all most basic, such as with the development of business, having to safety
During higher requirement, each client carries out corresponding key upgrading and access special line etc..
3. session key generating algorithm
In view of session key is served only for the data encryption in conversation procedure and the period of key is changed, therefore in a session
During resist general attacker enough using the DES Cipher Strengths of 64 keys.
Random key generating algorithm is divided into the following two kinds scene：
When there is randomizer physical equipment, 8 bytes are arbitrarily read from randomizer as random
Key, due to being physical accidental equipment, therefore the random degree of the random key of this method acquisition is best；
When in the absence of randomizer physical equipment, the content in system time, EMS memory occupation, interim internal memory is utilized
8 bytes are obtained Deng by any processing, this depends on algorithm by pseudo-random method, the random degree of produced random number
Seed (content in i.e. above-mentioned system time, EMS memory occupation, interim internal memory), therefore there is certain predictability.
Business network element (such as VC) is after accounting access net in billing network, actively can activate business with other in net
Network element consults the key of encryption, and interaction message is encrypted using the key consulted in message interaction process, decrypted.Have
That hands over prevents that charging operation network is under attack, it is ensured that the safety of charging operation network.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of method of business network element secure accessing service controller, it is characterised in that comprise the following steps：
Step 1：The corresponding each business network element agreement of business router is initially accessed password, sets up business network element with initially connecing
Enter the incidence relation of password, incidence relation is stored in and is locally configured in table；
Step 2：Business network element is sent to its corresponding business router includes business network element ID, be initially accessed password and password version
This connection request；
Step 3：Information and the pass being locally configured in table of business router that the business router includes connection request
Connection information is compared；
Step 4：Judge to be locally configured in table with the presence or absence of the information that matches with the connection request, if there is then allowing the business
Network element access service router, to the success of business network element feedback link, performs step 5；Otherwise connection failure, it is anti-to business network element
Failure information is presented, is terminated；
Step 5：Business network element is received after the feedback of successful connection, to business router send include business network element ID, initially
The activation request of access pin, password version and type of service；
Step 6：Business router judges to activate the legitimacy of request according to the method for step 4, is verified and performs step 7；It is no
Then activation failure, to business network element feeding back unsuccessful information, terminates；
Step 7：Each business router by the business network element of access with long be connected that service controller is set up by being linked into business
Controller；
Also include the service controller not timing and send the corresponding password change cycle to each business router, when password becomes
When the more cycle reaches, business router regularly updates the access pin and password version of each business network element, and by the access of renewal
Password and password version are handed down to corresponding business network element, when the connection of business network element and business router disconnects and need again
In the case of access, business network element carries out access connection using newest access pin and password version.
2. a kind of method of business network element secure accessing service controller according to claim 1, it is characterised in that business
The incidence relation of network element and initial password includes business network element ID, access pin and password version.
3. a kind of method of business network element secure accessing service controller according to claim 1, it is characterised in that business road
The access pin of renewal, password version, which are handed down to before corresponding business network element, by device to be encrypted.
4. a kind of method of business network element secure accessing service controller, it is characterised in that
Step 1：The corresponding each business network element agreement of business router is initially accessed password, sets up business network element with initially connecing
Enter the incidence relation of password, incidence relation is stored in and is locally configured in table；
Step 2：Business network element is sent to its corresponding business router includes business network element ID, be initially accessed password and password version
This connection request；
Step 3：Information and the pass being locally configured in table of business router that the business router includes connection request
Connection information is compared；
Step 4：Judge to be locally configured in table with the presence or absence of the information that matches with the connection request, if there is then allowing the business
Network element access service router, to the success of business network element feedback link, performs step 5；Otherwise connection failure, it is anti-to business network element
Failure information is presented, is terminated；
Step 5：Business network element is received after the feedback of successful connection, to business router send include business network element ID, initially
The activation request of access pin, password version and type of service；
Step 6：Business router judges to activate the legitimacy of request according to the method for step 4, is verified and performs step 7；It is no
Then activation failure, to business network element feeding back unsuccessful information, terminates；
Step 7：Each business router by the business network element of access with long be connected that service controller is set up by being linked into business
Controller；
Also include the change cycle that service controller not timing sends corresponding public key and private key to each business router, work as public key
When being reached with the change cycle of private key, each business router regularly updates public key and private key, and the public key and private key are used for plus solution
Close and signature service controller and business router, that is transmitted between business router and business network element and each business network element disappears
Breath.
5. a kind of method of business network element secure accessing service controller according to claim 4, it is characterised in that service network
Member and the incidence relation of initial password include business network element ID, access pin and password version.
6. a kind of system for realizing business network element secure accessing service controller method any one of claim 1-5, its
It is characterised by, including business network element, business router and service controller；
The business network element, it is used to utilizing and corresponding business router is arranged is initially accessed password, and is route to business
Device, which is sent, includes business network element ID, be initially accessed password and the connection request of password version and including business network element ID, initially connect
Enter the activation request of password, password version and type of service；
The business router, it is used to set up business network element and is initially accessed the incidence relation of password, incidence relation is preserved
In table is locally configured；The service request that business network element is sent is compared with the related information being locally configured in table；Judge
It is locally configured in table with the presence or absence of the information that is matched with the connection request, if there is then allowing the business network element access service road
By device, and then the correctness of activation request is verified, access the business if correct, otherwise activation failure；
The service controller, it is used to receive the business network element of each business router access and is controlled；
The service controller is additionally operable to not timing and sends the corresponding password change cycle to each business router, when password becomes
When the more cycle reaches, business router regularly updates the access pin and password version of each business network element, and by the access of renewal
Password and password version are handed down to corresponding business network element, when the connection of business network element and business router disconnects and need again
In the case of access, business network element carries out access connection using newest access pin and password version.
7. a kind of system of business network element secure accessing service controller according to claim 6, it is characterised in that service network
Member and the incidence relation of initial password include business network element ID, access pin and password version.
8. a kind of system of business network element secure accessing service controller according to claim 6, it is characterised in that business road
It is additionally operable to be encrypted before the access pin of renewal and password version are handed down into corresponding business network element by device.
9. a kind of system for realizing business network element secure accessing service controller method any one of claim 1-5, its
It is characterised by, including business network element, business router and service controller；
The business network element, it is used to utilizing and corresponding business router is arranged is initially accessed password, and is route to business
Device, which is sent, includes business network element ID, be initially accessed password and the connection request of password version and including business network element ID, initially connect
Enter the activation request of password, password version and type of service；
The business router, it is used to set up business network element and is initially accessed the incidence relation of password, incidence relation is preserved
In table is locally configured；The service request that business network element is sent is compared with the related information being locally configured in table；Judge
It is locally configured in table with the presence or absence of the information that is matched with the connection request, if there is then allowing the business network element access service road
By device, and then the correctness of activation request is verified, access the business if correct, otherwise activation failure；
The service controller, it is used to receive the business network element of each business router access and is controlled；
The service controller is additionally operable to the change cycle that not timing sends corresponding public key and private key to each business router, when
When the change cycle of public key and private key is reached, each business router regularly updates public key and private key, and the public key and private key are used for
That is transmitted between encryption and decryption service controller and business router, business router and business network element and each business network element disappears
Breath.
10. a kind of system of business network element secure accessing service controller according to claim 9, it is characterised in that business
The incidence relation of network element and initial password includes business network element ID, access pin and password version.
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| CN104821944A (en) * | 2015-04-28 | 2015-08-05 | 广东小天才科技有限公司 | Hybrid encrypted network data security method and system |
| CN106447863B (en) * | 2016-10-12 | 2018-11-13 | 北京三快在线科技有限公司 | A kind of unlocking cipher processing method, door lock and Front End Server |
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