CN108055663A - A kind of low rail constellation networking certification of lightweight and group key agreement agreement - Google Patents
A kind of low rail constellation networking certification of lightweight and group key agreement agreement Download PDFInfo
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- CN108055663A CN108055663A CN201711297720.9A CN201711297720A CN108055663A CN 108055663 A CN108055663 A CN 108055663A CN 201711297720 A CN201711297720 A CN 201711297720A CN 108055663 A CN108055663 A CN 108055663A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/18578—Satellite systems for providing broadband data service to individual earth stations
- H04B7/18593—Arrangements for preventing unauthorised access or for providing user protection
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/06—Authentication
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/04—Large scale networks; Deep hierarchical networks
- H04W84/06—Airborne or Satellite Networks
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Abstract
The present invention relates to a kind of low rail constellation networking certifications of lightweight and group key agreement agreement, belong to satellite communication and networking authentication techniques field.The characteristics of present invention is high for the topological dynamic change of low rail Constellation Network, and link switching is fast proposes a kind of low rail constellation networking certification of lightweight and group key agreement agreement；It can adapt to the certification demand of low rail Constellation Network including low rail constellation networking authentication protocol, group key agreement agreement can improve efficiency of transmission on the premise of adaptive authentication demand；Compared with traditional low rail constellation networking authentication protocol, the leakage of other satellite keys in the case of being attacked the invention avoids single satellite；It is synchronized using sequence number SQN instead of timestamp, ensure that can prevent Replay Attack in the case that propagation delay time is larger in star；Using group key agreement agreement, efficiency of transmission is improved, avoids Denial of Service attack.
Description
Technical field
The present invention relates to a kind of low rail constellation networking certification of lightweight and group key agreement agreement, belong to satellite communication and
Networking authentication techniques field.
Background technology
First, the number of satellite in low rail Constellation Network is relatively more, such as in iridium communication system-share 66 it is low
Rail satellite, one shares 48 low orbit satellites in Globalstar communication system；Meanwhile low rail Constellation Network Satellite is widely used,
Due to close apart from ground, low orbit satellite is widely used in detection and communication.
However, it is all made of mostly single satellite in existing satellite system.External current Satellite Networking only has iridium
Star communication system and Globalstar communication system.Realization and maintenance cost due to low rail constellation networking is higher, realizes that cost is larger,
It is domestic that there is no ripe low rail constellation networking technologys at present.For low rail constellation networking, domestic many scholars are to low rail constellation
The authentication protocol of networking is studied.
Due to needing continually to carry out networking certification between the low orbit satellite in low rail Constellation Network, it would be desirable to which design is light
The low rail constellation networking authentication protocol of magnitude is to meet the certification demand of low rail constellation networking；Again due to disappearing in low rail Constellation Network
The efficiency of transmission of breath is relatively low, it is necessary to study the message efficiency of transmission between a kind of agreement raising low orbit satellite, i.e. group key agreement
Agreement；But since low rail Constellation Network has the characteristics of topological dynamic change is high, and link switching is fast, current authentication protocol is not
Suitable for low rail constellation networking.Meanwhile for low rail Constellation Network, existing authentication protocol is not safe enough.
The content of the invention
It is an object of the invention to be directed to the topological dynamic change of low rail Constellation Network height, the characteristics of link switching is fast, proposes
A kind of low rail constellation networking certification of lightweight and group key agreement agreement；It is symmetrical especially by being used in message transmitting procedure
Key ensures the privacy of message, ensures the integrality of message using Message Authentication Code, is protected using group key agreement agreement
Demonstrate,prove the high efficiency of transmission.
The purpose of the present invention is what is be achieved through the following technical solutions.
A kind of low rail constellation networking certification of lightweight and group key agreement agreement, authenticated including low rail constellation networking
Change three after journey, low rail constellation networking group key agreement process and completion group key agreement process to message transmission mode
A part；
Wherein, the symbol arrived involved in low rail constellation networking verification process is as follows：
Low rail Constellation Network is made of low orbit satellite and low rail inter-satellite link, can use undirected attributed graph LUG=(LV, LE)
It represents；
Wherein, LV represents low orbit satellite node, that is, represents the low orbit satellite in low rail Constellation Network, be specifically expressed as<nLV,
sLV, dLV>, wherein, nLVIt represents low orbit satellite number, is the mark of unique identification low orbit satellite；sLVRepresent the safety of low orbit satellite
Information；dLVRepresent the controlled information of low orbit satellite；
LE represents low rail inter-satellite link, is denoted as<lvm, lvn, sLE>, wherein lvm∈ LV be link LE starting point, lvn∈LV
For the terminal of link LE；
LS represents low orbit satellite juncture station, is denoted as<nLS, sLS, CLS>, wherein nLSRepresent low orbit satellite juncture station number, only
One one low orbit satellite juncture station of mark；sLSRepresent the security information of low orbit satellite juncture station；cLSRepresent low orbit satellite juncture station
Control information；
Low rail constellation networking verification process is responsible for satellite and is authenticated in following two situations.First, satellite is by pole
Satellite after ground intersection on adjacent two siding track changes, and corresponding intersatellite communication link needs switch over
When；Second, on adjacent orbit but satellite that traffic direction is opposite, needed between satellite through the satellite on same track toward high
Latitude direction is communicated when jumping to again on adjacent orbit；
Low rail constellation networking verification process, is realized by following steps：
Step 1: low orbit satellite lviWith low orbit satellite juncture station lskIt is authenticated；
Wherein, lviWith being a low orbit satellite for being intended to networking outside low rail Constellation Network；
Low orbit satellite juncture station lskTerminal with being ground outside low rail Constellation Network；
Step 2: after the certification of completion step 1, low orbit satellite lviIt can be to low orbit satellite juncture station lskIt sends and low rail
Satellite lvjCertification request；
Wherein, lvjIt is a low orbit satellite node in low rail Constellation Network LUG=(LV, LE)；
Step 3: low orbit satellite juncture station lskIt will be with low orbit satellite lvjIt is authenticated；At the same time, low orbit satellite critical point
Stand lskTwo low orbit satellite node lv can be generatediAnd lvjBetween session key；
Step 4: as low orbit satellite juncture station lskWith two satellite lviAnd lvjCertification is by rear, low orbit satellite juncture station lsk
Session key is sent to lviAnd lvj；
Step 5: after session key has been sent, lviIt will be added in low rail Constellation Network, at this time low rail Constellation Network meeting
Increase and low orbit satellite lviAnd low orbit satellite lvjAssociated low rail inter-satellite link leij；
So far, from step 1 to step 5, low rail constellation networking verification process is completed.
Low rail constellation networking group key agreement process, specially：
Step 1, using the low orbit satellite on same track as a group, the low orbit satellite on adjacent orbit is as one
All low orbit satellites have been divided into multiple groups by group in such a manner；lviAdd in basis after low rail Constellation Network
More than principle distribution group；
Wherein, the quantity of group is more than or equal to 1, and quantity is related to the satellite node scale of low-track satellite network；
Step 2, by lviAll symmetric keys carry out exclusive or meter in entrained session key and its group added in
Calculation obtains new group key, and group key is sent to low orbit satellite juncture station by group, and such low orbit satellite juncture station can tie up
Protect the key of these groups；
So far, from step 1 to step 2, low rail constellation networking group key agreement process is completed.
Change after completion group key agreement process to message transmission mode, specially：
Before group key agreement is realized, the message of communication will be using corresponding right when by each low orbit satellite
Key is claimed to carry out once decryption and one-time pad encryption；
After group key agreement is realized, the message of communication directly forwards in group, another when being entered by a group
After a group, secondary encryption is carried out using the key of another group；The consultation of simultaneous transmission is attached in message content
The group that message is added to pass through when such message reaches low orbit satellite juncture station, is passed through by low orbit satellite juncture station according to message
The group crossed is decrypted successively using key.
Advantageous effect
A kind of low rail constellation networking certification of lightweight and group key agreement agreement, compared with prior art, have as follows
Advantageous effect：
1. agreement is based on existing 3GPP AKA agreements, in message transmitting procedure symmetric key is used to ensure that message
Privacy, Message Authentication Code has been used to ensure that the integrality of message；
2. synchronized using sequence number SQN instead of timestamp, energy in the case that propagation delay time is larger in star ensure that
Enough prevent Replay Attack；
3. since during group key agreement, satellite requires no knowledge about the key of other satellites in group, so
If single satellite attacked after the keys of other satellites will not be leaked, it is only necessary to re-start group key agreement；
4. by performance test, this programme and traditional public key scheme are compared, it can be deduced that：This paper schemes are recognized
Card time delay is up to 21.22ms, minimum 11ms, average delay 14.02ms.Traditional scheme authentication time delay is up to
78.87ms, minimum 25.95ms, average delay 46.47ms.This paper schemes improve 69% effect than traditional scheme efficiency
Rate；
5. by performance test, can consult to complete in 300ms using group key agreement agreement, using group key
The propagation delay time of agreement protocol is than the propagation delay time smaller of conventional scheme.
Description of the drawings
Fig. 1 is a kind of low rail constellation networking certification of lightweight of the present invention and the low rail constellation group in group key agreement agreement
Net flow chart；
Fig. 2 is a kind of low rail constellation networking certification of lightweight of the present invention and the low rail constellation net in group key agreement agreement
Network group key agreement agreement flow chart；
Fig. 3 is a kind of low rail constellation networking certification of lightweight of the present invention and the low rail constellation group in group key agreement agreement
Net authentication efficiency line chart；
Fig. 4 is a kind of low rail constellation networking certification of lightweight of the present invention and the low rail constellation net in group key agreement agreement
Network adjacent orbit maximum transmitted time delay line chart；
Fig. 5 is a kind of low rail constellation networking certification of lightweight of the present invention and the low rail constellation net in group key agreement agreement
Network is the same as track maximum transmitted time delay line chart.
Specific embodiment
Below in conjunction with the accompanying drawings, further full and accurate explanation is done to the specific embodiment of the present invention.
Embodiment 1
The present embodiment illustrates the low rail constellation networking authentication protocol of lightweight of the present invention and group key agreement agreement
Process when carrying out group key agreement specific implementation.
Fig. 1 is a kind of low rail constellation networking certification of lightweight of the present invention and the low rail constellation group in group key agreement agreement
Net flow chart, the flow that as can be seen from Figure 1 the outer low orbit satellite of low rail Constellation Network wants to add in low rail Constellation Network are as follows：
Step a, the low orbit satellite in low rail Constellation Network outer low orbit satellite and low rail Constellation Network is closed by low orbit satellite
Mouth station carries out mutual certification；
Step b, low orbit satellite juncture station has carried out two low orbit satellites distribution session key of mutual certification into step a；
Step c, it is a group according to adjacent orbit, same track is the principle of a group, the low rail that will newly add in
The group key for the group that key and the low orbit satellite entrained by satellite are added in carries out XOR operation and obtains the new of the group
Group key；
Step d, obtained new group key in step c is sent to low orbit satellite juncture station to be protected；
So far, by step a to step d, the overall flow for the low rail constellation network-building method that the present embodiment is relied on is completed.
Fig. 2 be the present invention low rail Constellation Network group key agreement agreement flow chart, continuous three as can be seen from Figure 2
Low orbit satellite is as follows into the group key agreement flow after same group：
It step A,, need not be into due to only existing a low orbit satellite at this time after low orbit satellite 1 is into planned orbit
Row group key agreement.
Step B, after low orbit satellite 2 is into planned orbit, recognized with low orbit satellite 1 by low orbit satellite juncture station
It demonstrate,proves and negotiates symmetric key sk12.Group key sk at this timeg=sk12。
Step C, after low orbit satellite 3 is into planned orbit, low orbit satellite 2 is authenticated and consults with low orbit satellite 3
Go out symmetric key sk23。
Step D, using group key skg=sk12With sk23It carries out XOR operation and obtains new symmetric key, i.e.,And new group key is sent to other members in group.
So far, by step A to step D, a kind of group key agreement method of the present embodiment is completed.
Embodiment 3
The present embodiment illustrates the low rail constellation networking authentication protocol of lightweight of the present invention and group key agreement agreement
It is carrying out adjacent orbit and is transmitting process when being embodied with orbit information.
Experiment carries out on the processor of 3.1GHz Intel Corei5.The Constellation of Low Earth Orbit Satellites built in experiment has 6
10 satellites are distributed on track, averagely each track, totally 60 satellites, orbit inclination angle is 90 °, orbit altitude 780km.
Fig. 3 is low rail constellation networking authentication efficiency line chart, and abscissa is that number is implemented in experiment, and ordinate is low orbit satellite
Authentication time delay, solid line are based on the propagation delay time under the present invention, and dotted line is based on the time delay under traditional scheme.It can from Fig. 3
Go out, compared with traditional certificate scheme, the authentication time delay of the low rail constellation networking authentication protocol of lightweight of the invention is lower, certification
It is more efficient.
Fig. 4 is low rail Constellation Network adjacent orbit maximum transmitted time delay line chart, and abscissa is group's medium and low earth orbit satellites number
Mesh, ordinate is maximum message propagation delay time, when solid line is the adjacent orbit message maximum transmitted under group key agreement agreement
Extension curve, dotted line are the adjacent orbit message maximum transmitted time lag curves under traditional scheme.Figure 4, it is seen that message exists
When being transmitted on adjacent orbit, with the increase of low orbit satellite number in low rail Constellation Network, the maximum transmitted time delay of traditional scheme
Gradually it is higher than the maximum transmitted time delay of group key agreement agreement, in the case of the group key agreement agreement based on the present invention
Message maximum transmitted time delay is lower compared with the information maximum transmitted time delay of traditional scheme in 70ms or so, can effectively prevent refusal clothes
Business attack；
Fig. 5 be low rail Constellation Network with track maximum transmitted time delay line chart, abscissa is group's medium and low earth orbit satellites number,
Ordinate is drunk message transmission time delay, and solid line is that the same track message maximum transmitted time delay under group key agreement agreement is bent
Line, dotted line are the same track message maximum transmitted time lag curves under traditional scheme.From figure 5 it can be seen that message is in same track
During upper transmission, with the increase of low orbit satellite number in low rail Constellation Network, the maximum transmitted time delay of traditional scheme is higher than gradually
The maximum transmitted time delay of group key agreement agreement, message is maximum in the case of the group key agreement agreement based on the present invention
Propagation delay time is lower compared with the information maximum transmitted time delay of traditional scheme in 300ms or so, can effectively prevent Denial of Service attack；
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
Member for, without departing from the principle of the present invention, can also make several improvement or to which part technical characteristic into
Row equivalent substitution, these, which improve and replace, also should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of low rail constellation networking certification of lightweight and group key agreement agreement, it is characterised in that：Including low rail constellation group
To message transmission mode after net verification process, low rail constellation networking group key agreement process and completion group key agreement process
Change three parts；
Wherein, the symbol arrived involved in low rail constellation networking verification process is as follows：
Low rail Constellation Network is made of low orbit satellite and low rail inter-satellite link, can use undirected attributed graph LUG=(LV, LE) table
Show；
Wherein, LV represents low orbit satellite node, that is, represents the low orbit satellite in low rail Constellation Network, be specifically expressed as<nLV, sLV,
dLV>, wherein, nLVIt represents low orbit satellite number, is the mark of unique identification low orbit satellite；sLVRepresent the safety letter of low orbit satellite
Breath；dLVRepresent the controlled information of low orbit satellite；
LE represents low rail inter-satellite link, is denoted as<lvm, lvn, sLE>, wherein lvm∈ LV be link LE starting point, lvn∈ LV are chain
The terminal of road LE；
LS represents low orbit satellite juncture station, is denoted as<nLS, sLS, cLS>, wherein nLSRepresent low orbit satellite juncture station number, Wei Yibiao
Know a low orbit satellite juncture station；sLSRepresent the security information of low orbit satellite juncture station；cLSRepresent the control of low orbit satellite juncture station
Information processed；
Low rail constellation networking verification process is responsible for satellite and is authenticated in following two situations；First, satellite is handed over by polar region
Satellite after at remittance on adjacent two siding track changes, when corresponding intersatellite communication link needs to switch over；Its
Two, on adjacent orbit but satellite that traffic direction is opposite, needed between satellite through the satellite on same track toward high latitude
Direction is communicated when jumping to again on adjacent orbit.
2. a kind of low rail constellation networking certification of lightweight according to claim 1 and group key agreement agreement, feature
It is：Low rail constellation networking verification process, is realized by following steps：
Step 1: low orbit satellite lviWith low orbit satellite juncture station lskIt is authenticated；
Wherein, lviWith being a low orbit satellite for being intended to networking outside low rail Constellation Network；
Low orbit satellite juncture station lskTerminal with being ground outside low rail Constellation Network；
Step 2: after the certification of completion step 1, low orbit satellite lviIt can be to low orbit satellite juncture station lskTransmission and low orbit satellite
lvjCertification request；
Wherein, lvjIt is a low orbit satellite node in low rail Constellation Network LUG=(LV, LE)；
Step 3: low orbit satellite juncture station lskIt will be with low orbit satellite lvjIt is authenticated；At the same time, low orbit satellite juncture station lsk
Two low orbit satellite node lv can be generatediAnd lvjBetween session key；
Step 4: as low orbit satellite juncture station lskWith two satellite lviAnd lvjCertification is by rear, low orbit satellite juncture station lskIt will
Words key is sent to lviAnd lvj；
Step 5: after session key has been sent, lviWill be added in low rail Constellation Network, at this time low rail Constellation Network can increase with
Low orbit satellite lviAnd low orbit satellite lvjAssociated low rail inter-satellite link leij；
So far, from step 1 to step 5, low rail constellation networking verification process is completed.
3. a kind of low rail constellation networking certification of lightweight according to claim 1 and group key agreement agreement, feature
It is：Low rail constellation networking group key agreement process, specially：
Step 1, using the low orbit satellite on same track as a group, the low orbit satellite on adjacent orbit is as a group
All low orbit satellites have been divided into multiple groups by group in such a manner；lviAdd in after low rail Constellation Network according to
Upper principle distribution group；
Step 2, by lviAll symmetric key progress exclusive or calculate in entrained session key and its group added in
To new group key, group key is sent to low orbit satellite juncture station by group, and such low orbit satellite juncture station can safeguard this
The key of a little groups；
So far, from step 1 to step 2, low rail constellation networking group key agreement process is completed.
4. a kind of low rail constellation networking certification of lightweight according to claim 3 and group key agreement agreement, feature
It is：In step 1, the quantity of group is more than or equal to 1, and quantity is related to the satellite node scale of low-track satellite network.
5. a kind of low rail constellation networking certification of lightweight according to claim 1 and group key agreement agreement, feature
It is：Change after completion group key agreement process to message transmission mode, specially：
Before group key agreement is realized, the message of communication will be using corresponding symmetrical close when by each low orbit satellite
Key carries out once decryption and one-time pad encryption；
After group key agreement is realized, the message of communication directly forwards in group, when by a group enter another group
After group, secondary encryption is carried out using the key of another group；The consultation of simultaneous transmission adds in message content to disappear
The group passed through is ceased, when such message reaches low orbit satellite juncture station, is passed through by low orbit satellite juncture station according to message
Group is decrypted successively using key.
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| CN114828005A (en) * | 2022-05-24 | 2022-07-29 | 西安电子科技大学 | Enhanced inter-satellite networking authentication method based on location key |
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| CN114007219A (en) * | 2021-10-25 | 2022-02-01 | 北京计算机技术及应用研究所 | Low-orbit satellite communication-oriented stealth access authentication method |
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| CN114828005A (en) * | 2022-05-24 | 2022-07-29 | 西安电子科技大学 | Enhanced inter-satellite networking authentication method based on location key |
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| Publication number | Publication date |
|---|---|
| CN108055663B (en) | 2020-08-28 |
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