CN102572880B - Serial number detection method, apparatus and system - Google Patents
Serial number detection method, apparatus and system Download PDFInfo
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- CN102572880B CN102572880B CN201110452333.4A CN201110452333A CN102572880B CN 102572880 B CN102572880 B CN 102572880B CN 201110452333 A CN201110452333 A CN 201110452333A CN 102572880 B CN102572880 B CN 102572880B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/10—Integrity
- H04W12/106—Packet or message integrity
Abstract
The invention discloses serial number detection method, apparatus and system, a kind of serial number detection method includes: that eNB to UE issues CounterCheck message, and saves whole bit values of the COUNT of corresponding first DRB of CounterCheck message；ENB receives the CounterCheckResponse message of UE feedback, whole bit values of the COUNT for the 2nd DRB that parse COUNT not be 0；ENB obtains the difference of whole bit values of the COUNT of the first DRB and whole bit values of the COUNT of the 2nd DRB；When difference is greater than preset detection threshold value, it is inconsistent that eNB determines that itself occurs with the COUNT that UE is safeguarded.Erroneous judgement can be led to the problem of by being able to solve serial number detection using the present invention.
Description
Technical field
The present invention relates to the communications fields, in particular to serial number detection method, apparatus and system.
Background technique
The layer 2 of eNB (E-UTRAN Node B, evolution base station) and UE (User Equipment, user terminal) has
PDCP (Packet Data Convergence Protocol, Packet Data Convergence Protocol) layer, PDCP layers for data packet sequentially
Distribution counting (COUNT), wherein the length of COUNT is 32 bits.By taking the side eNB as an example, first data that eNB is sent to UE
When Bao Shi, the PDCH layers of COUNT for first allocation of packets is second data packet that 0, eNB is sent to UE, PDCH layers are
The COUNT of second allocation of packets is 1, and so on.
ENB is needed using COUNT as the parameter encrypted for data packet, correspondingly, UE will be according to the COUNT conduct of data packet
For the parameter of packet decryption, therefore, eNB must be consistent with maintenance of the UE to the COUNT of data packet, otherwise will lead to business number
According to error, user experience is influenced.
In the prior art, the attack or other factors to prevent malice cause the COUNT of eNB and UE inconsistent, introduce
Serial number detection (CounterCheck) mechanism, basic principle is as shown in Figure 1:
ENB detection COUNT reaches specific value, issues CounterCheck message to UE, eNB is carried in message at this time
High 25 bit of the COUNT of all DRB (Data Radio Bearer, Data Radio Bearer) of the UE；
After UE receives the message, high 25 bit of the COUNT of COUNT therein and the corresponding DRB of oneself are compared
Compared with the serial number detection if consistent in reply, which responds in (CounterCheckResponse) message, does not carry this DRB's
COUNT then carries the COUNT of corresponding DRB if it is inconsistent in the CounterCheckResponse message of reply,
This inconsistent encryption/decryption parameter that will lead between eNB and UE is inconsistent, and then results in decryption failure, service disconnection, needs
Take appropriate measures, for example, release business, to backstage report and alarm.
But in existing technical solution, there can be the case where erroneous judgement, such as: eNB issues CounterCheck to UE
When, high 25 bit of the COUNT of some DRB carried in message is 00000.....01, and low 7 bit at this time is
1111111, then when CountCheck is dealt into UE, due to there are a time delay, though the side UE without any problem, UE's
High 25 bit of COUNT will not be 00000.....01, low 7bit all complete 1, as soon as carry out a data packet at this time, low 7 bit
Overturning is full 0, and high 25 bit lowest order produces variation, i.e. high 25 bit of UE becomes 00000.....10, such case
Under think that eNB and UE are safeguarded COUNT it is inconsistent, then be a kind of erroneous judgement.ENB takes according to erroneous judgement result and arranges accordingly at this time
It applies, for example discharges business or to backstage report and alarm, then will affect normal business datum, and then will affect user experience.
Erroneous judgement can be generated for the detection of serial number in the related technology, eNB takes appropriate measures according to erroneous judgement result, for example releases
Put business or to backstage report and alarm, then the problem of will affect normal business datum, and then will affect user experience, at present
Not yet put forward effective solutions.
Summary of the invention
Erroneous judgement can be generated for the detection of serial number in the related technology, eNB takes appropriate measures according to erroneous judgement result, for example releases
Put business or to backstage report and alarm, then the problem of will affect normal business datum, and then will affect user experience, this hair
It is bright to provide serial number detection method, apparatus and system, at least to solve the above problems.
According to an aspect of the invention, there is provided a kind of serial number detection method, comprising: evolution base station eNB is whole to user
End UE issues serial number detection CounterCheck message, and it is wireless to save corresponding first data of the CounterCheck message
Carry whole bit values of the counting COUNT of DRB；The eNB receives the serial number detection response of the UE feedback
CounterCheckResponse message, whole bit values of the COUNT for the 2nd DRB that parse COUNT not be 0；The eNB
Obtain the difference of whole bit values of the COUNT of the first DRB and whole bit values of the COUNT of the 2nd DRB；Work as institute
When stating difference greater than preset detection threshold value, it is inconsistent that the eNB determines that itself occurs with the COUNT that the UE is safeguarded.
Preferably, the eNB determine COUNT that itself and the UE are safeguarded occur it is inconsistent after, further includes: it is described
ENB discharges this business and/or to backstage report and alarm.
Preferably, whole bits of the COUNT of whole bit values and the 2nd DRB of the COUNT of the first DRB
Value is 32 bit values.
According to an aspect of the invention, there is provided another serial number detection method, comprising: user terminal UE reception is drilled
The serial number issued into base station eNB detects CounterCheck message；The UE is responded to eNB feedback serial number detection
CounterCheckResponse message, wherein carried in the CounterCheckResponse message and count COUNT not
For whole bit values of the COUNT of 0 the second Data Radio Bearer DRB.
Preferably, whole bit values of the COUNT of the 2nd DRB are 32 bit values.
According to another aspect of the present invention, a kind of serial number detection device is provided, is set in evolution base station eNB, comprising:
Preserving module for issuing serial number detection CounterCheck message to user terminal UE, and saves the CounterCheck
Whole bit values of the counting COUNT of the corresponding first Data Radio Bearer DRB of message；Parsing module, for receiving the UE
The serial number detection response CounterCheckResponse message of feedback, the COUNT for the 2nd DRB that parse COUNT not be 0
Whole bit values；Module is obtained, for obtaining the whole bit values and the 2nd DRB of the COUNT of the first DRB
The difference of whole bit values of COUNT；Determining module, for determining institute when the difference is greater than preset detection threshold value
It is inconsistent to state the COUNT appearance that the eNB and UE is safeguarded.
Preferably, above-mentioned apparatus further include: processing module, for determining that the eNB and UE COUNT safeguarded goes out
It is existing it is inconsistent after, discharge this business and/or to backstage report and alarm.
According to an aspect of the invention, there is provided another serial number detection device, is set to user terminal UE, packet
Include: receiving module detects CounterCheck message for receiving the serial number that evolution base station eNB issues；Feedback module, for
The eNB feedback serial number detection response CounterCheckResponse message, wherein the CounterCheckResponse
The whole bit values for counting the COUNT for the second Data Radio Bearer DRB that COUNT is not 0 are carried in message.
According to an aspect of the invention, there is provided a kind of serial number detection system, including evolution base station eNB and user terminal
UE, wherein the eNB, for issuing serial number detection CounterCheck message to the UE, and described in preservation
Whole bit values of the counting COUNT of the corresponding first Data Radio Bearer DRB of CounterCheck message；It is anti-to receive the UE
The serial number detection response CounterCheckResponse message of feedback, the COUNT's for the 2nd DRB that parse COUNT not be 0 is complete
Portion's bit value；Obtain whole bit values of the COUNT of the first DRB and whole bit values of the COUNT of the 2nd DRB
Difference；When the difference is greater than preset detection threshold value, it is different to determine that itself occurs with the COUNT that the UE is safeguarded
It causes；The UE, the CounterCheck message issued for receiving the eNB；It is fed back to the eNB
CounterCheckResponse message, wherein carrying COUNT in the CounterCheckResponse message is not 0
The 2nd DRB COUNT whole bit values.
Preferably, the eNB be also used to determine COUNT that itself and the UE are safeguarded occur it is inconsistent after, release
This business and/or to backstage report and alarm.
In embodiments of the present invention, eNB issues CounterCheck message to UE, and saves CounterCheck message pair
Whole bit values of the COUNT of the first DRB answered, eNB receive the CounterCheckResponse message of UE feedback, parse
COUNT is not whole bit values of the COUNT of 0 the 2nd DRB, and eNB obtains whole bit values and the of the COUNT of the first DRB
The difference of whole bit values of the COUNT of two DRB, when difference be greater than preset detection threshold value when, eNB determine itself with it is described
The COUNT that UE is safeguarded occurs inconsistent.That is, in embodiments of the present invention, it is contemplated that whole bit values of COUNT, rather than
The only high-value of 25 bits, and then the whole of the COUNT according to whole bit values and the 2nd DRB of the COUNT of the first DRB
A possibility that whether difference of bit value is greater than preset detection threshold value, reduces erroneous judgement maintains normal business datum, mentions
High user experiences experience.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the CounterCheck signaling process figure according to the serial number detection method of the relevant technologies；
Fig. 2 is the process flow diagram of the first serial number detection method according to an embodiment of the present invention；
Fig. 3 is the process flow diagram of second of serial number detection method according to an embodiment of the present invention；
Fig. 4 is the process flow diagram of the serial number detection method of embodiment two according to an embodiment of the present invention；
Fig. 5 is the process flow diagram of the serial number detection method of embodiment three according to an embodiment of the present invention；
Fig. 6 is the first structural schematic diagram of the first serial number detection device according to an embodiment of the present invention；
Fig. 7 is second of structural schematic diagram of the first serial number detection device according to an embodiment of the present invention；
Fig. 8 is the structural schematic diagram of second of serial number detection device according to an embodiment of the present invention；
Fig. 9 is the structural schematic diagram of serial number detection system according to an embodiment of the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to the accompanying drawings and in combination with Examples.It should be noted that not conflicting
In the case of, the features in the embodiments and the embodiments of the present application can be combined with each other.
It mentions in the related technology, can there is the case where erroneous judgement in existing technical solution, such as: eNB is issued to UE
When CounterCheck, high 25 bit of the COUNT of some DRB carried in message is 00000.....01, and at this time
Low 7 bit be 1111111, then when CountCheck is dealt into UE, due to there is a time delay, even if the side UE without times
What problem, high 25 bit of the COUNT of UE will not be 00000.....01, and low 7bit complete 1 carrys out a data at this time
Packet, it is full 0 that low 7 bit, which is just overturn, and high 25 bit lowest order produces variation, i.e. high 25 bit of UE becomes 00000.....10
, eNB thinks that oneself is attacked in this case, but this is a kind of erroneous judgement.ENB takes accordingly according to erroneous judgement result at this time
Measure, for example discharge business or to backstage report and alarm, then will affect normal business datum, and then will affect user's body
It tests.
In order to solve the above technical problems, the embodiment of the invention provides a kind of serial number detection method, process flow such as Fig. 2
It is shown, including step S202 to step S208.
Step S202, eNB issues CounterCheck message to UE, and saves CounterCheck message corresponding first
Whole bit values of the COUNT of DRB；
Step S204, eNB receives the CounterCheckResponse message of UE feedback, parses COUNT not and be the of 0
Whole bit values of the COUNT of two DRB；
Step S206, eNB obtains whole bits of whole bit values of the COUNT of the first DRB and the COUNT of the 2nd DRB
The difference of value；
Step S208, when difference is greater than preset detection threshold value, eNB determines that itself goes out with the COUNT that UE is safeguarded
It is existing inconsistent.
In embodiments of the present invention, eNB issues CounterCheck message to UE, and saves CounterCheck message pair
Whole bit values of the COUNT of the first DRB answered, eNB receive the CounterCheckResponse message of UE feedback, parse
COUNT is not whole bit values of the COUNT of 0 the 2nd DRB, and eNB obtains whole bit values and the of the COUNT of the first DRB
The difference of whole bit values of the COUNT of two DRB, when difference is greater than preset detection threshold value, eNB determines itself and UE institute
The COUNT of maintenance occurs inconsistent.That is, in embodiments of the present invention, it is contemplated that whole bit values of COUNT, rather than only
It is the high-value of 25 bits, and then whole bits of the COUNT according to whole bit values and the 2nd DRB of the COUNT of the first DRB
A possibility that whether difference of value is greater than preset detection threshold value, reduces erroneous judgement maintains normal business datum, improves and uses
Family impression experience.
After the determining COUNT appearance safeguarded with UE of eNB is inconsistent, eNB can discharge this business and/or to from the background
Report and alarm, that is, eNB can be handled in time pernicious attack, and eNB is avoided to continue to cause system crash by attack.Certainly,
If eNB determines that itself is consistent with the COUNT that UE is safeguarded, i.e. eNB is not affected by attack, then receives the data packet of the side UE feedback, no
Need to carry out other feedbacks or operation.
Whole ratios of whole bit values of the COUNT of the first DRB and the COUNT of the 2nd DRB are referred in process shown in Fig. 2
Paricular value, it is contemplated that the length of former existing COUNT, whole bit values are 32 bit values.If caused by the subsequent development because of technology
The length of COUNT increases or decreases, then whole bit values are accordingly changed according to the length of COUNT in current techniques.
Based on the same inventive concept, the embodiment of the invention also provides another serial number detection method, process flows
As shown in figure 3, including step S302 to step S304.
Step S302, UE receives the CounterCheck message that eNB is issued；
Step S304, UE feeds back CounterCheckResponse message to eNB, wherein
Whole bit values of the COUNT for the 2nd DRB that COUNT is carried in CounterCheckResponse message not is 0.
Serial number detection method shown in Fig. 2 is to be described from the side eNB, and serial number detection method shown in Fig. 3 is from UE
Side is described, and the two is accordingly unified.
COUNT length as defined in PDCP layers is 32 at present, and therefore, whole bit values of the COUNT of the 2nd DRB are 32
Bit value.
It is clearer to become apparent from illustrating serial number detection method provided in an embodiment of the present invention, now with several specific implementations
Example is described.
Embodiment one
The preferred flow for present embodiments providing a kind of serial number detection method is corresponding after detecting and detect including serial number
Processing, processing step include step 1 to step 4.
Step 1: eNB configures a CounterCheck detection threshold value (preset detection being mentioned above on backstage
Threshold value)；
Step 2: eNB saves whole bits of the COUNT of from the corresponding DRB to the CounterCheck that UE is issued, i.e.,
The complete COUNT of 32 bits；
Step 3: eNB receives the CounterCheckResponse message from UE, and parsing COUNT therein is not 0
DRB；
Step 4: eNB subtracts each other the COUNT of the COUNT of the DRB in step 2 and the corresponding DRB of preservation, if difference
Greater than set CounterCheck detection threshold value, then it is assumed that the COUNT appearance that eNB and UE is maintained is inconsistent, and eNB takes
Corresponding measure, such as release business, or to backstage report and alarm, if difference is less than set CounterCheck door
Limit value, then it is assumed that eNB is consistent with the COUNT that UE is maintained, and eNB does not take specially treated.
Embodiment two
Specific numerical value is provided to CounterCheck detection threshold value and COUNT in the present embodiment, specifically to count
It is illustrated for.
ENB configures a CounterCheck detection threshold value on backstage, is configured to 64 here.According to this
CounterCheck detection threshold value carries out the first detailed process of serial number detection as shown in figure 4, including that step S402 is extremely walked
Rapid S406.
Step S402, when eNB issues CounterCheck to UE, some DRB carried in message (is mentioned above
The first DRB) COUNT be 00000000000000000000000001111111, i.e., high 25 bit is all 0, and low 7 bit is complete
It is 1, the COUNT of the DRB carried in the message at this time is 0000000000000000000000000, i.e. 25 bits are full 0；
Step S404, when receiving CounterCheck message, due to being normally carried out for business, which (mentions UE above
And the 2nd DRB) COUNT be 00000000000000000000000010000000, UE by its high 25 bit and
COUNT in CounterCheck compares, and both discoveries are inconsistent, carries into the CounterCheckResponse that UE is reported
32 whole bits of the COUNT of the DRB.
Step S406, eNB is after receiving CounterCheckResponse message, by the COUNT of the DRB therein and
The COUNT of preservation subtracts each other, difference 1, less than the threshold value 64 of setting.It is carried in CounterCheckerResponse message
The COUNT of the DRB, but eNB is not regarded as that this is a kind of inconsistent after judgement, and then will not take corresponding
Measure.
Embodiment three
Specific numerical value is provided to CounterCheck detection threshold value and COUNT in the present embodiment, specifically to count
It is illustrated for.
ENB configures a CounterCheck detection threshold value on backstage, is configured to 64 here.According to this
CounterCheck detection threshold value carries out second of detailed process of serial number detection as shown in figure 5, including that step S502 is extremely walked
Rapid S506.
Step S502, when eNB issues CounterCheck to UE, some DRB carried in message (is mentioned above
The first DRB) COUNT be 00000000000000000000000010001000, the COUNT carried in the message at this time is
0000000000000000000000001。
Step S504, for UE when receiving CounterCheck, due to being normally carried out for business, the DRB of UE is (before i.e.
The 2nd DRB that text refers to) COUNT be 00000000000000000000000100000010, UE by its high 25 bit and
The COUNT carried in CounterCheck message compares, and both discoveries are inconsistent, reports to eNB
The 32 whole bits of the COUNT of the DRB are carried in CounterCheckResponse.
Step S506, eNB is after receiving CounterCheckResponse message, by the COUNT of the DRB therein and
The COUNT of preservation subtracts each other, difference 122, is greater than threshold value.It is inconsistent that eNB thinks that the COUNT of eNB and UE maintenance occurs
Problem takes appropriate measures, such as release business, to backstage report and alarm.
The above is only the better embodiment in the present invention, it is not intended as the restriction to institute's protection scope of the present invention.
Based on the same inventive concept, it the embodiment of the invention also provides a kind of serial number detection device, is set in eNB, uses
In realizing the above-mentioned serial number detection method referred to, structural schematic diagram is as shown in Figure 6, comprising:
Preserving module 601, for issuing CounterCheck message to UE, and it is corresponding to save CounterCheck message
Whole bit values of the COUNT of first DRB；
Parsing module 602 is coupled with preserving module 601, and the CounterCheckResponse for receiving UE feedback disappears
Breath, whole bit values of the COUNT for the 2nd DRB that parse COUNT not be 0；
Module 603 is obtained, is coupled respectively with preserving module 601 and parsing module 602, for obtaining the first DRB's
The difference of whole bit values of the COUNT of whole bit values and the 2nd DRB of COUNT；
Determining module 604 is coupled with module 603 is obtained, for determining when difference is greater than preset detection threshold value
The COUNT that eNB and UE is maintained occurs inconsistent.
In a preferred embodiment, and true as shown in fig. 7, serial number detection device can also include: processing module 701
Cover half block 604 couples, for determine COUNT that eNB and UE are maintained occur it is inconsistent after, discharge this business and/or backward
Platform report and alarm.
Based on the same inventive concept, the embodiment of the invention also provides another serial number detection device, it is set to UE, is used
In realizing the above-mentioned serial number detection method referred to, structural schematic diagram is as shown in Figure 8, comprising:
Receiving module 801, the CounterCheck message issued for receiving eNB；
Feedback module 802 is coupled with receiving module 801, for feeding back CounterCheckResponse message to eNB,
Wherein, whole bit values of the COUNT for the 2nd DRB that carry COUNT not in CounterCheckResponse message be 0.
Based on the same inventive concept, it the embodiment of the invention also provides a kind of serial number detection system, is mentioned for realizing above-mentioned
And serial number detection method, structural schematic diagram as shown in figure 9, include eNB 901 and UE 902, wherein
ENB 901, for issuing CounterCheck message to UE 902, and it is corresponding to save CounterCheck message
Whole bit values of the COUNT of first DRB；The CounterCheckResponse message that UE 902 is fed back is received, is parsed
COUNT is not whole bit values of the COUNT of 0 the 2nd DRB；Obtain whole bit values and second of the COUNT of the first DRB
The difference of whole bit values of the COUNT of DRB；When difference is greater than preset detection threshold value, determine that itself is safeguarded with UE
COUNT occur it is inconsistent；
UE 902 is coupled with eNB 901, the CounterCheck message issued for receiving eNB 901；To eNB 901
Feed back CounterCheckResponse message, wherein it is not 0 that COUNT is carried in CounterCheckResponse message
The 2nd DRB COUNT whole bit values.
In a preferred embodiment, eNB 901 can be also used for determining that itself occurs not with the COUNT that UE is safeguarded
Unanimously, this business is discharged and/or to backstage report and alarm.
It can be seen from the above description that the present invention realizes following technical effect:
In embodiments of the present invention, eNB issues CounterCheck message to UE, and saves CounterCheck message pair
Whole bit values of the COUNT of the first DRB answered, eNB receive the CounterCheckResponse message of UE feedback, parse
COUNT is not whole bit values of the COUNT of 0 the 2nd DRB, and eNB obtains whole bit values and the of the COUNT of the first DRB
The difference of whole bit values of the COUNT of two DRB, when difference is greater than preset detection threshold value, eNB determines itself and UE institute
The COUNT of maintenance occurs inconsistent.That is, in embodiments of the present invention, it is contemplated that whole bit values of COUNT, rather than only
It is the high-value of 25 bits, and then whole bits of the COUNT according to whole bit values and the 2nd DRB of the COUNT of the first DRB
A possibility that whether difference of value is greater than preset detection threshold value, reduces erroneous judgement maintains normal business datum, improves and uses
Family impression experience.
Obviously, those skilled in the art should be understood that each module of the above invention or each step can be with general
Computing device realize that they can be concentrated on a single computing device, or be distributed in multiple computing devices and formed
Network on, optionally, they can be realized with the program code that computing device can perform, it is thus possible to which they are stored
It is performed by computing device in the storage device, and in some cases, it can be to be different from shown in sequence execution herein
Out or description the step of, perhaps they are fabricated to each integrated circuit modules or by them multiple modules or
Step is fabricated to single integrated circuit module to realize.In this way, the present invention is not limited to any specific hardware and softwares to combine.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of serial number detection method characterized by comprising
Evolution base station eNB issues serial number detection CounterCheck message to user terminal UE, and described in preservation
Whole bit values of the counting COUNT of the corresponding first Data Radio Bearer DRB of CounterCheck message；
The eNB receives the serial number detection response CounterCheckResponse message of the UE feedback, parses COUNT not
For whole bit values of the COUNT of 0 the 2nd DRB；
The eNB obtains whole bit values of whole bit values of the COUNT of the first DRB and the COUNT of the 2nd DRB
Difference；
When the difference is greater than preset detection threshold value, the eNB determines that itself occurs with the COUNT that the UE is safeguarded
It is inconsistent；
Wherein, whole bit values of the COUNT of whole bit values and the 2nd DRB of the COUNT of the first DRB are 32
Position bit value.
2. the method according to claim 1, wherein the eNB determines the COUNT that itself is safeguarded with the UE
Occur it is inconsistent after, further includes: the eNB discharges this business and/or to backstage report and alarm.
3. a kind of serial number detection method characterized by comprising
User terminal UE receives the serial number detection CounterCheck message that evolution base station eNB issues, wherein described
Whole bit values of the CounterCheck message corresponding to the counting COUNT of the first Data Radio Bearer DRB；
The UE responds CounterCheckResponse message to eNB feedback serial number detection, wherein described
The COUNT for counting that COUNT is not 0 the second Data Radio Bearer DRB is carried in CounterCheckResponse message
Whole bit values；
Wherein, whole bit values of the COUNT of whole bit values and the 2nd DRB of the COUNT of the first DRB are 32
Position bit value.
4. a kind of serial number detection device, which is characterized in that be set in evolution base station eNB, comprising:
Preserving module, for issuing serial number detection CounterCheck message to user terminal UE, and described in preservation
Whole bit values of the counting COUNT of the corresponding first Data Radio Bearer DRB of CounterCheck message；
Parsing module is parsed for receiving the serial number detection response CounterCheckResponse message of the UE feedback
COUNT is not whole bit values of the COUNT of 0 the 2nd DRB；
Module is obtained, for obtaining the whole of whole bit values of the COUNT of the first DRB and the COUNT of the 2nd DRB
The difference of bit value；
Determining module, for determining what the eNB and the UE were safeguarded when the difference is greater than preset detection threshold value
COUNT occurs inconsistent；
Wherein, whole bit values of the COUNT of whole bit values and the 2nd DRB of the COUNT of the first DRB are 32
Position bit value.
5. device according to claim 4, which is characterized in that further include: processing module, for determining the eNB and institute
State the COUNT that UE safeguarded occur it is inconsistent after, discharge this business and/or to backstage report and alarm.
6. a kind of serial number detection device, which is characterized in that be set to user terminal UE, comprising:
Receiving module detects CounterCheck message for receiving the serial number that evolution base station eNB issues, wherein described
Whole bit values of the CounterCheck message corresponding to the counting COUNT of the first Data Radio Bearer DRB；
Feedback module, for responding CounterCheckResponse message to eNB feedback serial number detection, wherein described
The COUNT for counting that COUNT is not 0 the second Data Radio Bearer DRB is carried in CounterCheckResponse message
Whole bit values；
Wherein, whole bit values of the COUNT of whole bit values and the 2nd DRB of the COUNT of the first DRB are 32
Position bit value.
7. a kind of serial number detection system, which is characterized in that including evolution base station eNB and user terminal UE, wherein
The eNB for issuing serial number detection CounterCheck message to the UE, and saves the CounterCheck and disappears
Cease whole bit values of the counting COUNT of corresponding first Data Radio Bearer DRB；The serial number detection for receiving the UE feedback is rung
CounterCheckResponse message is answered, whole bit values of the COUNT for the 2nd DRB that parse COUNT not be 0；It obtains
The difference of whole bit values of the COUNT of whole bit values and the 2nd DRB of the COUNT of first DRB；When the difference
When value is greater than preset detection threshold value, it is inconsistent to determine that itself occurs with the COUNT that the UE is safeguarded；
The UE, the CounterCheck message issued for receiving the eNB；It is fed back to the eNB
CounterCheckResponse message, wherein carrying COUNT in the CounterCheckResponse message is not 0
The 2nd DRB COUNT whole bit values；
Wherein, whole bit values of the COUNT of whole bit values and the 2nd DRB of the COUNT of the first DRB are 32
Position bit value.
8. system according to claim 7, which is characterized in that the eNB is also used to determine that itself is safeguarded with the UE
COUNT occur it is inconsistent after, discharge this business and/or to backstage report and alarm.
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| CN201110452333.4A CN102572880B (en) | 2011-12-29 | 2011-12-29 | Serial number detection method, apparatus and system |
| PCT/CN2012/076858 WO2013097422A1 (en) | 2011-12-29 | 2012-06-13 | Counter check method, device and system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452333.4A CN102572880B (en) | 2011-12-29 | 2011-12-29 | Serial number detection method, apparatus and system |
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| CN110493776B (en) * | 2012-12-28 | 2023-05-16 | 北京三星通信技术研究有限公司 | Method for synchronizing encryption information between secondary cell and UE |
| CN104254141B (en) * | 2013-06-25 | 2018-02-13 | 成都鼎桥通信技术有限公司 | Service data transmission method, equipment and system |
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| WO2013097422A1 (en) | 2013-07-04 |
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