CN103841560A - Method and equipment to enhance SIM card reliability - Google Patents
Method and equipment to enhance SIM card reliability Download PDFInfo
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- CN103841560A CN103841560A CN201410073539.XA CN201410073539A CN103841560A CN 103841560 A CN103841560 A CN 103841560A CN 201410073539 A CN201410073539 A CN 201410073539A CN 103841560 A CN103841560 A CN 103841560A
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- 238000004321 preservation Methods 0.000 claims description 4
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Abstract
The invention is applied in the communication field, and provides a method and equipment to enhance SIM card reliability. The method to enhance SIM card reliability comprises the following steps that a registration request is sent to an operator network by a terminal under an NOSIM mode; an authentication process is facilitated to be launched by the operator network according to the registration request; an authentication calculation is carried out according to a network random number, hardware fingerprint information pre-stored in a home terminal, IMSI information and an authentication file issued by the authentication process to obtain a first authentication value; the first authentication is sent to the operator network so that the operator network examines the first authentication value according to a backup copy of the hardware fingerprint information to judge whether the terminal is permitted to be connected to the network. The method and equipment to enhance SIM card reliability improves terminal reliability of networking without the SIM card.
Description
Technical field
The invention belongs to the communications field, relate in particular to a kind of method and apparatus that strengthens SIM card reliability.
Background technology
Along with popularizing of 3G smart mobile phone, mobile Internet promotes and strides forward towards the interconnected pattern of thing and thing (M2M); Wireless communication terminal module is as the wireless access entity of following Internet of Things, by from current main personal consumption Terminal Type towards more wide application scenarios.The terminal access module of " SIM card+terminal equipment " exposes the technological deficiency of traditional mode gradually, and in the time that the SIM card in terminal is damaged, terminal cannot normally be connected into carrier network.Virtual SIM card technology can solve the problem of traditional SIM card, and patent [CN200880125971.1] and patent [CN201210092772.3] introduce respectively the implementation method of two kinds of close virtual VSIM; [CN200880125971.1] is stored in VSIM file the VSIM management server of network terminal structure, and shortcoming is to realize in core net, increased the maintenance of core net and revised cost, need to obtain input and the support of operator; [CN201210092772.3] adopts usb key to realize virtual VSIM technology, uses the USB client who carries KEY to bring in access network, and this mode also exists the drawback of conventional commercial SIM pattern, can not fundamentally solve many scenes of Internet of Things application.
Summary of the invention
The object of the embodiment of the present invention is to provide a kind of method and apparatus that strengthens SIM card reliability, is intended to solve the problem that existing SIM card cannot normally network in the time losing or damage.
The embodiment of the present invention is achieved in that a kind of method that strengthens SIM card reliability, and described method comprises the steps:
Terminal sends registration request to carrier network under NOSIM pattern; So that described carrier network is initiated authorizing procedure according to described registration request;
Carry out authentication computing according to the network random number issuing in described authorizing procedure, hardware fingerprint information, IMSI information and authentication file that local terminal prestores, obtain the first authentication values;
Described the first authentication values is sent to carrier network, according to the described hardware fingerprint information of backup, this first authentication values is carried out to verification for carrier network and allow described accessing terminal to network to determine whether.
Further, described terminal also comprised send registration request to carrier network under NOSIM pattern before:
Described terminal is by authorizing SIM card licensed operator;
The hardware fingerprint information of described terminal is sent to carrier network and backs up to replace former KI, and at described IMSI information and the authentication file of authorizing in SIM of this distolateral preservation.
Further, described terminal comprises:
The first sending module, for sending registration request to carrier network under NOSIM pattern; So that described carrier network is initiated authorizing procedure according to described registration request;
The first authentication module, carries out authentication computing for the network random number issuing according to described authorizing procedure, hardware fingerprint information, IMSI information and the authentication file that local terminal prestores, and obtains the first authentication values;
Request correction verification module, for described the first authentication values is sent to carrier network, carries out verification according to the described hardware fingerprint information of backup to this first authentication values for carrier network and allows described accessing terminal to network to determine whether.
Further, described terminal also comprises:
The first Registering modules, for passing through to authorize SIM card licensed operator; Described the first sending module is also for being sent to the hardware fingerprint information of described terminal carrier network backup;
Preserve module, for preserving IMSI information and the authentication file in described mandate SIM card.
The present invention also proposes a kind of method that strengthens SIM card reliability, and described method comprises the steps:
The registration request that the server receiving terminal of carrier network sends under NOSIM pattern, initiates authorizing procedure;
According to extremely described terminal of the network random number issuing in described authorizing procedure, the hardware fingerprint information, IMSI information and the authentication file that prestore according to described network random number, terminal for described terminal carry out authentication computing, obtain the first authentication values and return to described server;
As the described hardware fingerprint information of KI, described the first authentication values is carried out to verification according to backup and allow described accessing terminal to network to determine whether.
Further, before the registration request sending under NOSIM pattern at described receiving terminal, also comprise:
The mandate SIM card that described terminal is built-in is registered, so that the hardware fingerprint information of described this terminal of terminal feedback;
Described hardware fingerprint information is backed up to replace former KI.
Further, carry out described hardware fingerprint information is backed up after, also comprise:
Back up the IMSI information of described mandate SIM card;
By described hardware fingerprint information and described IMSI information association.
Further, the described hardware fingerprint information according to backup is carried out verification to the first authentication values and is comprised:
Carry out authentication computing according to described hardware fingerprint information, IMSI information and authentication file, obtain the second authentication values;
More described the first authentication values and the second authentication values, identical verification is passed through, otherwise verification failure.
The present invention also proposes a kind of server of the carrier network that strengthens SIM card reliability, and described server comprises:
Receiver module, the registration request sending under NOSIM pattern for receiving terminal, initiates authorizing procedure;
The second sending module, for the extremely described terminal of network random number issuing according to described authorizing procedure, the hardware fingerprint information, IMSI information and the authentication file that prestore according to described network random number, terminal for described terminal carry out authentication computing, obtain the first authentication values and return to described server;
Correction verification module, allows described accessing terminal to network for described the first authentication values being carried out to verification according to backup as the described hardware fingerprint information of KI to determine whether.
Further, described server also comprises:
The second Registering modules, for registering the built-in mandate SIM card of described terminal, so that described terminal is returned to the hardware fingerprint information of this terminal;
Backup module, for backing up to replace former KI to described hardware fingerprint information.
The embodiment of the present invention provides will authorize the file copy such as IMSI information, authentication arithmetic of SIM card in terminal, and authorize after SIM card licensed operator, by the hardware fingerprint information back-up of unique identification terminal to carrier network.So, in the time authorizing SIM card to damage, terminal relies on the SIM file and the hardware fingerprint information registering carrier network that have copied, can realize without SIM card time, also can network with carrier network.The embodiment of the present invention, in the situation that not increasing operator's cost, improves network stabilization and the reliability of terminal wireless terminal under particular application greatly.
Accompanying drawing explanation
Fig. 1 is the flow chart of the method for the enhancing SIM card reliability that provides of the embodiment of the present invention one;
Fig. 2 is the structure chart of the terminal of the enhancing SIM card reliability that provides of the embodiment of the present invention two;
Fig. 3 is the flow chart of the method for the enhancing SIM card reliability that provides of the embodiment of the present invention three;
Fig. 4 is the structure chart of the server of the carrier network of the enhancing SIM card reliability that provides of the embodiment of the present invention four;
Fig. 5 is the structure chart of correction verification module in the server of carrier network of the enhancing SIM card reliability that provides of the embodiment of the present invention four.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
embodiment mono-
The embodiment of the present invention one proposes a kind of method that strengthens SIM card reliability.As shown in Figure 1, the method for the embodiment of the present invention one comprises the steps:
S11, terminal send registration request to carrier network under NOSIM pattern.
Before execution step S11, terminal in advance by the hardware fingerprint information back-up of local terminal to carrier network, the mode of backup has multiple, when dispatching from the factory or sell as terminal, be sent to carrier network backup by hardware fingerprint information, but preferably execution mode be terminal first by built-in mandate SIM card licensed operator, after succeeding in registration, be sent to again carrier network backup using the hardware fingerprint information of terminal as KI.Authorize SIM card licensed operator to carry out according to traditional SIM mode, the embodiment of the present invention one is called OTA pattern by terminal by authorizing SIM card and carrier network to carry out mutual pattern.
Above-mentioned hardware fingerprint information is the identification information of unique identification terminal, and hardware fingerprint information can comprise baseband chip sequence number, Flash chip serial number, PCB mainboard sequence number and/or IMEI device number, can also comprise other relevant information.Carrier network, by hardware fingerprint message identification terminal, can not be replicated terminal in network, strengthens the fail safe of terminal at carrier network.
Carrier network, receiving after this hardware fingerprint information, associates this hardware fingerprint information and IMSI, is kept in default mapping table, and in this mapping table, hardware fingerprint information and IMSI are relations one to one.
Meanwhile, terminal is also transferred to the IMSI information in SIM card, authentication file the memory (normally nonvolatile semiconductor memory in terminal) in terminal
Damage or lose while causing using when the SIM card of terminal, terminal enters NOSIM pattern, again initiates registration request to carrier network.Carrier network issues a network random number to terminal according to this registration request.
S12, the hardware fingerprint information prestoring according to network random number, local terminal, IMSI information and authentication file carry out authentication computing, obtain the first authentication values.
In this step, terminal is carried out authentication computing by network random number, hardware fingerprint information, IMSI information according to the authentication arithmetic copying out in SIM card, obtains the first authentication values.
S13, the first authentication values is sent to carrier network.
In this step, terminal sends to carrier network by the first authentication values by AUTH RESPONSE, by carrier network, the first authentication values is carried out to verification, to determine whether to allow the normal legal access network of this terminal, verification takes network random number, hardware fingerprint information, IMSI(can inquire IMSI corresponding to hardware fingerprint information according to mapping table equally) carry out authentication computing according to the authentication arithmetic copying out in SIM card, obtain the second authentication values, the first authentication values and the second authentication values are contrasted, and unanimously verification is passed through.
After carrier network also can pass through the first authentication values verification, again send the device identifier of IDENTITY REQ requesting terminal, this device identifier can be hardware fingerprint information, can be also that a part for hardware fingerprint information is as IMEI number.Receiving after the device identifier of terminal in IDENTITY RESPONSE, whether server is inquired about this equipment in the mapping table of storage consistent with the equipment of expression, if unanimously, allows this network of the legal access of this terminal.
The method of the embodiment of the present invention one realizes terminal and also can network with carrier network when without SIM card, in the situation that not increasing operator's cost, greatly improves network stabilization and the reliability of terminal wireless terminal under particular application.And in the embodiment of the present invention one, terminal can be undertaken alternately by the authentication file and the carrier network that have copied, reduce the reading and writing data number of times of authorizing SIM card, because authentication file is in terminal, its access speed is faster, has reduced the interaction time of networking operation.
embodiment bis-
The embodiment of the present invention two proposes a kind of terminal that strengthens SIM card reliability.As shown in Figure 2, the terminal of the embodiment of the present invention two comprises the first Registering modules 21, the first sending module 22, preservation module 23, the first authentication module 24 and request correction verification module 25, wherein:
The first Registering modules 21 for by authorize SIM card licensed operator so that carrier network is initiated authorizing procedure according to registration request.
The first sending module 22 backs up for be sent to carrier network using the hardware fingerprint information of terminal as KI, and sends registration request to carrier network under NOSIM pattern.Hardware fingerprint information is the identification information of unique identification terminal, and hardware fingerprint information can comprise baseband chip sequence number, Flash chip serial number, PCB mainboard sequence number and/or IMEI device number, can also comprise other relevant information.Carrier network, by hardware fingerprint message identification terminal, can not be replicated terminal in network, strengthens the fail safe of terminal at carrier network.Carrier network, receiving after this hardware fingerprint information, associates this hardware fingerprint information and IMSI, is kept in default mapping table, and in this mapping table, hardware fingerprint information and IMSI are relations one to one.
The first authentication module 24 is carried out authentication computing for the hardware fingerprint information, IMSI information and the authentication file that prestore according to network random number, local terminal, obtains the first authentication values.
Request correction verification module 25 is for being sent to carrier network by the first authentication values.By carrier network, the first authentication values is carried out to verification, to determine whether allow the normal legal access network of this terminal.Verification takes network random number, hardware fingerprint information, IMSI(can inquire IMSI corresponding to hardware fingerprint information according to mapping table equally) carry out authentication computing according to the authentication arithmetic copying out in SIM card, obtain the second authentication values, the first authentication values and the second authentication values are contrasted, and unanimously verification is passed through.
The terminal of the embodiment of the present invention two realizes and also can network with carrier network when without SIM card, in the situation that not increasing operator's cost, greatly improves network stabilization and the reliability of terminal wireless terminal under particular application.And in the embodiment of the present invention two, terminal can be undertaken alternately by the authentication file and the carrier network that have copied, reduce the reading and writing data number of times of authorizing SIM card, because authentication file is in terminal, its access speed is faster, has reduced the interaction time of networking operation.
embodiment tri-
The embodiment of the present invention three proposes a kind of method that strengthens SIM card reliability.As shown in Figure 3, the method for the embodiment of the present invention comprises step:
The registration request that the server receiving terminal of S31, carrier network sends under NOSIM pattern, initiates authorizing procedure.Before execution step S31, server in advance the hardware fingerprint information of back-up terminals as KI, the mode of backup has multiple, when dispatching from the factory or sell as terminal, be sent to server backup by hardware fingerprint information, but preferably execution mode is again the hardware fingerprint information of terminal to be sent to server backup after terminal succeeds in registration by built-in mandate SIM card.Authorize the mode of SIM card registration to carry out according to traditional SIM mode, the embodiment of the present invention two is called OTA pattern by terminal by authorizing SIM card and server to carry out mutual pattern.
Above-mentioned hardware fingerprint information is the identification information of unique identification terminal, and hardware fingerprint information can comprise baseband chip sequence number, Flash chip serial number, PCB mainboard sequence number and/or IMEI device number, can also comprise other relevant information.Server, by hardware fingerprint information identification terminal uniquely, can not be replicated terminal in network, strengthens the fail safe of terminal at carrier network.
Server, receiving after this hardware fingerprint information, associates this hardware fingerprint information and IMSI, is kept in default mapping table, and in this mapping table, hardware fingerprint information and IMSI are one to one.
Meanwhile, terminal is also transferred to the IMSI in SIM card, authentication file the memory (normally nonvolatile semiconductor memory in terminal) in terminal.
Damage or lose while causing using when the SIM card of terminal, terminal enters NOSIM pattern, again initiates registration request to server.
S32, according to the network random number issuing in authorizing procedure to terminal.Terminal is carried out authentication computing according to this network random number, hardware fingerprint information, IMSI information and authentication file, obtains the first authentication values return service device;
S33, according to backup hardware fingerprint information the first authentication values is carried out to verification to determine whether permission accessing terminal to network.
In this step, server carries out authentication computing according to hardware fingerprint information, IMSI information (can obtain from mapping table) and authentication file, obtains the second authentication values, the first authentication values of relatively receiving and the second authentication values calculating, identical verification is passed through, otherwise verification failure.
After server also can pass through the first authentication values verification, again send the device identifier of IDENTITY REQ requesting terminal, this device identifier can be hardware fingerprint information, can be also that a part for hardware fingerprint information is as IMEI number.Receiving after the device identifier of terminal in IDENTITY RESPONSE, whether server is inquired about this equipment in the mapping table of storage consistent with the equipment of expression, if unanimously, allows this network of the legal access of this terminal.
The method of the embodiment of the present invention three realizes terminal and also can network with carrier network when without SIM card, in the situation that not increasing operator's cost, greatly improves network stabilization and the reliability of terminal wireless terminal under particular application.And in the embodiment of the present invention three, terminal can be undertaken alternately by the authentication file and the carrier network that have copied, reduce the reading and writing data number of times of authorizing SIM card, because authentication file is in terminal, its access speed is faster, has reduced the interaction time of networking operation.
embodiment tetra-
The embodiment of the present invention four proposes a kind of server of the carrier network that strengthens SIM card reliability.As shown in Figure 4, the server of the embodiment of the present invention four comprises the second Registering modules 41, backup module 42, receiver module 43, the second sending module 44, correction verification module 45:
The second Registering modules 41 is for registering the built-in mandate SIM card of terminal, so that terminal is returned to the hardware fingerprint information of this terminal.Hardware fingerprint information is the identification information of unique identification terminal, and hardware fingerprint information can comprise baseband chip sequence number, Flash chip serial number, PCB mainboard sequence number and/or IMEI device number, can also comprise other relevant information.Server, by hardware fingerprint information identification terminal uniquely, can not be replicated terminal in network, strengthens the fail safe of terminal at carrier network.
The registration request that receiver module 43 sends under NOSIM pattern for receiving terminal, initiates authorizing procedure;
The second sending module 44 for the network random number that issues according to authorizing procedure to terminal, the hardware fingerprint information, IMSI information and the authentication file that prestore according to network random number, terminal for terminal carry out authentication computing, obtain the first authentication values return service device.
After server also can pass through the first authentication values verification, again send the device identifier of IDENTITY REQ requesting terminal, this device identifier can be hardware fingerprint information, can be also that a part for hardware fingerprint information is as IMEI number.Receiving after the device identifier of terminal in IDENTITY RESPONSE, whether server is inquired about this equipment in the mapping table of storage consistent with the equipment of expression, if unanimously, allows this network of the legal access of this terminal.
The server of the embodiment of the present invention four is realized terminal and also can be networked with carrier network when without SIM card, in the situation that not increasing operator's cost, greatly improves network stabilization and the reliability of terminal wireless terminal under particular application.And in the embodiment of the present invention four, terminal can be undertaken alternately by the authentication file and the carrier network that have copied, reduce the reading and writing data number of times of authorizing SIM card, because authentication file is in terminal, its access speed is faster, has reduced the interaction time of networking operation.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. a method that strengthens SIM card reliability, is characterized in that, described method comprises the steps:
Terminal sends registration request to carrier network under NOSIM pattern; So that described carrier network is initiated authorizing procedure according to described registration request;
Carry out authentication computing according to the network random number issuing in described authorizing procedure, hardware fingerprint information, IMSI information and authentication file that local terminal prestores, obtain the first authentication values;
Described the first authentication values is sent to carrier network, according to the described hardware fingerprint information of backup, this first authentication values is carried out to verification for carrier network and allow described accessing terminal to network to determine whether.
2. the method for claim 1, is characterized in that, described terminal also comprised send registration request to carrier network under NOSIM pattern before:
Described terminal is by authorizing SIM card licensed operator;
The hardware fingerprint information of described terminal is sent to carrier network and backs up to replace former KI, and at described IMSI information and the authentication file of authorizing in SIM of this distolateral preservation.
3. a terminal that strengthens SIM card reliability, is characterized in that, described terminal comprises:
The first sending module, for sending registration request to carrier network under NOSIM pattern; So that described carrier network is initiated authorizing procedure according to described registration request;
The first authentication module, carries out authentication computing for the network random number issuing according to described authorizing procedure, hardware fingerprint information, IMSI information and the authentication file that local terminal prestores, and obtains the first authentication values;
Request correction verification module, for described the first authentication values is sent to carrier network, carries out verification according to the described hardware fingerprint information of backup to this first authentication values for carrier network and allows described accessing terminal to network to determine whether.
4. terminal as claimed in claim 3, is characterized in that, described terminal also comprises:
The first Registering modules, for passing through to authorize SIM card licensed operator; Described the first sending module is also for being sent to the hardware fingerprint information of described terminal carrier network backup;
Preserve module, for preserving IMSI information and the authentication file in described mandate SIM card.
5. a method that strengthens SIM card reliability, is characterized in that, described method comprises the steps:
The registration request that the server receiving terminal of carrier network sends under NOSIM pattern, initiates authorizing procedure;
According to extremely described terminal of the network random number issuing in described authorizing procedure, the hardware fingerprint information, IMSI information and the authentication file that prestore according to described network random number, terminal for described terminal carry out authentication computing, obtain the first authentication values and return to described server;
As the described hardware fingerprint information of KI, described the first authentication values is carried out to verification according to backup and allow described accessing terminal to network to determine whether.
6. method as claimed in claim 5, is characterized in that, before the registration request sending, also comprises at described receiving terminal under NOSIM pattern:
The mandate SIM card that described terminal is built-in is registered, so that the hardware fingerprint information of described this terminal of terminal feedback;
Described hardware fingerprint information is backed up to replace former KI.
7. method as claimed in claim 6, is characterized in that, carry out described hardware fingerprint information is backed up after, also comprise:
Back up the IMSI information of described mandate SIM card;
By described hardware fingerprint information and described IMSI information association.
8. method as claimed in claim 7, is characterized in that, the described hardware fingerprint information according to backup is carried out verification to the first authentication values and comprised:
Carry out authentication computing according to described hardware fingerprint information, IMSI information and authentication file, obtain the second authentication values;
More described the first authentication values and the second authentication values, identical verification is passed through, otherwise verification failure.
9. a server that strengthens the carrier network of SIM card reliability, is characterized in that, described server comprises:
Receiver module, the registration request sending under NOSIM pattern for receiving terminal, initiates authorizing procedure;
The second sending module, for the extremely described terminal of network random number issuing according to described authorizing procedure, the hardware fingerprint information, IMSI information and the authentication file that prestore according to described network random number, terminal for described terminal carry out authentication computing, obtain the first authentication values and return to described server;
Correction verification module, allows described accessing terminal to network for described the first authentication values being carried out to verification according to backup as the described hardware fingerprint information of KI to determine whether.
10. server as claimed in claim 9, is characterized in that, described server also comprises:
The second Registering modules, for registering the built-in mandate SIM card of described terminal, so that described terminal is returned to the hardware fingerprint information of this terminal;
Backup module, for backing up to replace former KI to described hardware fingerprint information.
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| CN201410073539.XA CN103841560B (en) | 2014-02-28 | 2014-02-28 | Strengthen the method and apparatus of SIM card reliability |
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| CN201410073539.XA CN103841560B (en) | 2014-02-28 | 2014-02-28 | Strengthen the method and apparatus of SIM card reliability |
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