CN109818943A - A kind of authentication method suitable for low orbit satellite Internet of Things - Google Patents
A kind of authentication method suitable for low orbit satellite Internet of Things Download PDFInfo
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- CN109818943A CN109818943A CN201910011225.XA CN201910011225A CN109818943A CN 109818943 A CN109818943 A CN 109818943A CN 201910011225 A CN201910011225 A CN 201910011225A CN 109818943 A CN109818943 A CN 109818943A
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Abstract
Present invention discloses a kind of authentication method suitable for low orbit satellite Internet of Things, includes the following steps: S1, classifies to user group, and terminal device is grouped according to classification results；S2, registration is booted up to terminal device, each terminal equipment links up group key and personal private key with HSS；S3, satellite send empowerment management signal to every group of terminal device and service the terminal device authorized；S4, every group of terminal device carry out self identity by received empowerment management signal；S5, terminal device are verified to the identity information of satellite sending device；User group belonging to S6, satellite verifying terminal device, data information transmitted by the identity information of equipment and equipment is issued in gateway station；S7, data processing gateway verify terminal device, core net are sent data to if success, if unsuccessfully abandoning data.Method of the invention has very strong specific aim and suitability, and using effect is excellent.
Description
Technical field
The present invention relates to a kind of authentication methods, in particular to a kind of authenticating party suitable for low orbit satellite Internet of Things
Method belongs to internet of things field.
Background technique
With the development of technology of Internet of things, more and more internet of things equipment are required connect in core net, to meet use
The various application demands at family.Nowadays, the whole world has more than 16,000,000,000 connection equipment, according to the prediction of Ericsson, to 2021
Year, global equipment connection number will be more than 30,000,000,000.And in the application scenarios of low orbit satellite Internet of Things, for some remote districts,
The not covered region of especially some bad environments, base station signal, satellite will be faced as the sole support point remotely connected
Big data quantity terminal connection pressure, and this pressure more be more than ground installation.The reason is that, firstly, on the star of satellite
Resource is limited, either resource overhead or computing cost, is all greatly to test to satellite；Secondly, the link of low orbit satellite
And it is unstable, a satellite covering some region of time is very short, the certification of magnanimity terminal how is completed within the short time,
It is also greatly to challenge to low orbit satellite environment.
In the prior art, ground internet of things equipment is generally used traditional AKA mode and is authenticated, and entirely interacts
Journey can generate a large amount of communication and storage overhead.Specifically, terminal device enters the number that connection status is sent from idle state
It is mostly short burst packet according to packet, the consumption of bring signaling, which may be much larger than, in verification process receives or send data itself
Size, and a complete verification process is all based on individual equipment realization.Therefore traditional AKA mode is not particularly suited for
Satellite environment, the satellite environment for less being suitable for connecting towards magnanimity internet of things equipment.
Low orbit satellite Internet of Things is as a kind of novel Internet of Things means of communication, at present also in conceptual phase.In face of sea
The equipment connection of amount, resource scarcity, calculating and bandwidth cost such as should not be too large at the multiple limitation on star, in order to solve in low orbit satellite
The problems such as magnanimity terminal authentication environmentally faced is difficult, failure rate is high needs to propose a kind of completely new to be suitable for low orbit satellite object
The authentication method of networked environment.
Summary of the invention
In view of the prior art there are drawbacks described above, the purpose of the present invention is to propose to a kind of suitable for low orbit satellite Internet of Things
Authentication method includes the following steps:
S1, classify to user group, and terminal device is grouped according to user group classification results；
S2, registration is booted up to terminal device, each terminal equipment links up group key and personal private key with HSS；
S3, satellite send empowerment management signal to every group of terminal device and service the terminal device authorized；
S4, every group of terminal device carry out self identity by received empowerment management signal；
S5, terminal device are verified to the identity information of satellite sending device；
User group belonging to S6, satellite verifying terminal device, by data information transmitted by the identity information of equipment and equipment
It is issued in gateway station；
S7, data processing gateway further verify terminal device, and core net is sent data to if being proved to be successful, if
It verifies unsuccessful, abandons data.
Preferably, S1 specifically comprises the following steps: for user group to be divided into ordinary user group, intermediate users group and advanced use
Family group, and terminal device is grouped according to user group classification results；
The certification policy that broadcast authentication is used to the terminal device for belonging to ordinary user group, sets the terminal for belonging to intermediate users group
The standby certification policy using end to end authentication uses the certification policy of satellite certification to the terminal device for belonging to advanced level user group.
Preferably, S2 specifically comprises the following steps: to boot up each terminal equipment registration, by HSS and every terminal
Group key and personal private key are linked up and distributed to equipment, guarantees that each terminal equipment is owned by group key and personal private key, wherein same
The group key of each terminal device in one group is identical.
Preferably, the empowerment management signal is broadcast singal, and the broadcast singal is broadcasted as unit of group.
Preferably, S3 specifically comprises the following steps: that satellite obtains terminal device information from data processing gateway, according to end
The grouping situation of end equipment issues broadcast singal to terminal device as unit of group, guarantees that the terminal device authorized can have
Effect ground sends data information, and the terminal without authorization can not be to satellite transmitted signal.
Preferably, S4 specifically comprises the following steps: that every group of terminal device is decrypted broadcast singal using group key, obtains
It is orientated the network information required for satellite transmitted signal, the network information includes the random key with timeliness.
Preferably, S5 specifically comprises the following steps: that terminal device before carrying out data packet transmission, is first sentenced according to current time
Whether the disconnected random key with timeliness decrypted from the broadcast singal is effective；
If random key is effective, corresponding data packet format information is sent to satellite according to the identity type of its own, if with
Secret key is invalid, then the broadcast singal next time to be received such as.
Preferably, S6 specifically comprises the following steps: the News Category of satellite data packet according to transmitted by terminal device, judgement
User group belonging to terminal device；
If the terminal device belongs to ordinary user group or intermediate users group, the data packet being sent to directly are issued to gateway
It stands, if the terminal device belongs to advanced level user group, needs further to judge, by the identity information of the terminal device and personal private
Key is matched with the information in satellite storage unit, if successful match, the data packet being sent to is issued to gateway station, no
Then, the data packet discarding being sent to feeds back authentification failure.
Preferably, S7 specifically comprises the following steps: that data processing gateway further verifies terminal device, by terminal
The identity information of equipment and personal private key are matched with the information stored in gateway, if there is matching letter in data processing gateway
Breath, then authenticate success, will belong to the data information in data packet transmitted by the terminal device of ordinary user group and advanced level user group
It is sent to core net, if there is no match information, authentification failure in data processing gateway；Then belong to the terminal of intermediate users group
Equipment also needs to issue the message of certification request to core net, and after core net authenticates the terminal device, data processing gateway is again
Data are sent to core net, if core net certification intermediate users group facility response failure, authentification failure.
Compared with prior art, advantages of the present invention is mainly reflected in the following aspects:
Authentication method of the invention can select different certification policies according to different user groups, so that entire verification process is more
With specific aim.It is most of for ordinary user group in terminal device, by the way of broadcast authentication, can it is more convenient,
Promote authentication efficiency.Meanwhile the present invention further reduces bandwidth and disappears also by way of being grouped to terminal device
Consumption, reduces the pressure of resource scarcity on star.This special Internet of Things architectural framework, this hair in view of low orbit satellite Internet of Things
Bright targetedly design verification strategy also has more suitability.
In addition, the present invention also provides reference for other relevant issues in same domain, can be opened up on this basis
Extension is stretched, and is applied in same domain in the technical solution of other internet of things equipment certification, with very wide application prospect.
Just attached drawing in conjunction with the embodiments below, the embodiment of the present invention is described in further detail, so that of the invention
Technical solution is more readily understood, grasps.
Detailed description of the invention
Fig. 1 is authentication method flow diagram of the invention；
Fig. 2 is the data packet format figure of broadcast singal；
Fig. 3 is the data format figure of the NI network information；
Fig. 4 is the data packet format figure for belonging to the terminal device of ordinary user group and sending；
Fig. 5 is the data packet format figure for belonging to the terminal device of intermediate users group and sending；
Fig. 6 is the data packet format figure for belonging to the terminal device of advanced level user group and sending；
Fig. 7 is the identifying procedure figure for belonging to the terminal device of ordinary user group；
Fig. 8 is the identifying procedure figure for belonging to the terminal device of intermediate users group；
Fig. 9 is the identifying procedure figure for belonging to the terminal device of advanced level user group.
Specific embodiment
As shown in Figure 1, present invention discloses a kind of authentication methods suitable for low orbit satellite Internet of Things, which is characterized in that
Include the following steps:
S1, classify to user group, and terminal device is grouped according to user group classification results；
S2, boot up registration to terminal device, each terminal equipment with HSS(home signature user server, Home
Subscriber Server) link up group key and personal private key；
S3, satellite send empowerment management signal to every group of terminal device and service the terminal device authorized；
S4, every group of terminal device carry out self identity by received empowerment management signal；
S5, terminal device are verified to the identity information of satellite sending device；
User group belonging to S6, satellite verifying terminal device, by data information transmitted by the identity information of equipment and equipment
It is issued in gateway station；
S7, data processing gateway further verify terminal device, and core net is sent data to if being proved to be successful, if
It verifies unsuccessful, abandons data.
S1 specifically comprises the following steps: for user group to be divided into ordinary user group, intermediate users group and advanced level user group, and
Terminal device is grouped according to user group classification results；
The terminal device for belonging to ordinary user group, mainly for extensive forest, ocean environment monitoring scene, in these scenes
In, relatively low to security request data, systemic breakdown will not be caused by occurring security attack once in a while, therefore to belonging to common use
The terminal device of family group uses the certification policy of broadcast authentication.It, can for the terminal that data in this kind of terminal device are abnormal always
Check whether terminal is abnormal by the average detected data of Internet of Things cloud platform, if there is exception, then by the equipment in Internet of Things
Authorization in net cloud platform is closed, its information is no longer received,
Belong to the terminal device of intermediate users group, it is usually required mainly for ensure information security, and it is of less demanding to time delay, therefore right
The terminal device for belonging to intermediate users group uses the certification policy of end to end authentication.This kind of equipment obtains network letter in broadcast authentication
After breath, it is also necessary to further certification in the core network, it is ensured that equipment identities have authorized.
The terminal device for belonging to advanced level user group had not only needed to guarantee timeliness to need to guarantee again safely, therefore to belonging to height
The terminal device of grade user group uses the certification policy of satellite certification.This kind of equipment needs further authenticate on satellite, equipment
Grouping will be allocated according to identical application, identical region etc..
S2 specifically comprises the following steps: to boot up each terminal equipment registration, be linked up by HSS and each terminal equipment
And group key and personal private key are distributed, guarantee that each terminal equipment is owned by group key and personal private key, wherein in same group
The group key of each terminal device is identical.The reason of designing herein is that the application scenarios of low orbit satellite internet-of-things terminal are mostly
The environment measurings such as desert, ocean, if factory discards certain functions, using section terminating equipment as rubbish terminal processes, in group
Function is similar or geographical location similar in member will do it same treatment in most cases.Group member's group key is identical to be made
All members in organizing are handled with one group of broadcast singal, reduce bandwidth pressure than carrying out broadcast authentication for each equipment
Power.
Empowerment management signal described in the present embodiment is broadcast singal, and the broadcast singal is broadcasted as unit of group.
Specifically, Internet of Things cloud platform storage equipment identity information, data processing gateway is according to Internet of Things cloud platform information to satellite
Send broadcast singal.Broadcast signal data packet format is as shown in Figure 2.In order to guarantee that number of users, group ID bit length are set as 20,
It can guarantee that million user groups, the number of group member are also needed from amount of bandwidth, transmission collision, interference etc. further research,
But it can guarantee the certification of more than one hundred million number of terminals substantially.If connected in face of more massive terminal afterwards, consider to advise grouping
Then further deeply, it can refer to the allocation criteria of IP address.
S3 specifically comprises the following steps: that satellite obtains terminal device information from data processing gateway, according to terminal device
Grouping situation, issue broadcast singal to terminal device as unit of group, guarantee that the terminal device authorized can effectively be sent out
Data information is sent, the terminal without authorization can not be to satellite transmitted signal.
S4 specifically comprises the following steps: that every group of terminal device is decrypted broadcast singal using group key, obtains to defending
Star sends the network information required for signal, and the network information includes the random key with timeliness, this is to guarantee
Terminal sends the reliability of information to satellite.
It should be noted that for reduction overhead, the shared group key in group when broadcast singal issues, organizes interior terminal
Equipment is decrypted satellite broadcast signal using group key, obtains the network parameter that terminal is sent to satellite.If eventually
End equipment can decrypt broadcast singal according to group key, then it represents that this group of equipment has authorized, if cannot decrypt, indicates that the group is set
It is standby to have stopped authorizing, it cannot be to satellite transmitted signal.This is because internet-of-things terminal is famous with low-power consumption, there is making for 5-10
It needs to close internet of things equipment if wanting to stop internet of things equipment service during this period with the time limit.But Internet of Things is set
Standby more dispensings cannot be withdrawn in time in remote districts, and a large amount of rubbish terminal is caused to occupy money to satellite transmitted signal
Source.If broadcast singal, not for the broadcast of off-stream unit, these garbage apparatus will not decrypt the network letter of satellite
Breath, will not send signal to it.NI information data format is as shown in figure 3, the random key in the NI network information has timeliness
Property.
S5 specifically comprises the following steps: that terminal device before carrying out data packet transmission, first judges according to current time from institute
Whether effective state the random key with timeliness decrypted in broadcast singal；If random key is effective, according to its own
Identity type send corresponding data packet format information to satellite, if random key is invalid, etc. next time wide to be received
Broadcast signal.
Specific deterministic process be subtracted according to current time the time in random key whether be more than threshold decision whether
It sends.If, according to the identity information of equipment, sending corresponding data packet format information to satellite within effective time.If
It has been more than threshold value, has indicated that the network information has failed, wait the arriving of broadcast singal next time.
The data packet format of terminal device transmission of ordinary user group is in particular belonged to as shown in figure 4, belonging to intermediate users
The data packet format that the terminal device of group is sent is as shown in figure 5, the data packet lattice that the terminal device for belonging to advanced level user group is sent
Formula is as shown in Figure 6.
S6 specifically comprises the following steps: the News Category of satellite data packet according to transmitted by terminal device, judges that terminal is set
Standby affiliated user group；
If the terminal device belongs to ordinary user group or intermediate users group, the data packet being sent to directly are issued to gateway
It stands.Whole identity informations of advanced level user can be stored in the storage unit of satellite, if the terminal device belongs to advanced level user group,
It needs further to judge, the relevant information in the identity information of the terminal device and personal private key and satellite storage unit is carried out
Matching, if successful match, the data packet being sent to is issued to gateway station, otherwise, the data packet discarding being sent to, feedback
Authentification failure.
Herein it should be noted that in S7 step, when facing mass data, it is necessary to Internet of Things big data platform is constructed,
More application, which is developed, according to data information provides convenience for user.Internet of Things big data cloud platform storage internet of things equipment owns
Information, and can be managed.When discarding a part of terminal, it is only necessary to carry out shutoff operation in Internet of Things cloud platform.Satellite
When being broadcasted, the Entitlement Control Message that data processing gateway generates, which will not be related to having been switched off the Internet of Things used, to be set
It is standby.The facility information obtained in data packet will further be verified in data processing gateway.Data processing gateway generates authorization control
When information processed, the random key generated in the network information can be cached, guarantee data packet temporarily to be verified.With secret
The storage of key also has certain timeliness, this is because the storage of magnanimity terminal needs to occupy a large amount of space, and when search
Between it is long.Search efficiency is improved using caching mechanism, timeliness guarantees the effective use in space.
S7 specifically comprises the following steps: that data processing gateway further verifies terminal device, by terminal device
Identity information and personal private key are matched with the information of storage in gateway, if there are match information in data processing gateway,
It authenticates successfully, the data information in data packet transmitted by the terminal device for belonging to ordinary user group and advanced level user group is sent to
Core net eventually enters into application program as user and provides functional use.
If there is no match information, authentification failure in data processing gateway；Then belong to the terminal device of intermediate users group
Also need to issue the message of certification request to core net, after core net authenticates the terminal device, data processing gateway is again to core
Heart net sends data, if core net certification intermediate users group facility response failure, authentification failure.
The identifying procedure of the terminal device of ordinary user group is in particular belonged to as shown in fig. 7, belonging to the end of intermediate users group
The identifying procedure of end equipment is as shown in figure 8, the identifying procedure for belonging to the terminal device of advanced level user group is as shown in Figure 9.
Authentication method of the invention can select different certification policies according to different user groups, so that entirely authenticating
Journey is more targeted.Most of in terminal device is ordinary user group, can be more convenient fast by the way of broadcast authentication
Prompt, promotion authentication efficiency.Meanwhile the present invention further reduces bandwidth also by way of being grouped to terminal device
Consumption, reduces the pressure of resource scarcity on star.This special Internet of Things architectural framework in view of low orbit satellite Internet of Things, this
Targetedly design verification strategy also has more suitability for invention.
In addition, the present invention also provides reference for other relevant issues in same domain, can be opened up on this basis
Extension is stretched, and is applied in same domain in the technical solution of other internet of things equipment certification, with very wide application prospect.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit and essential characteristics of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention, and any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (9)
1. a kind of authentication method suitable for low orbit satellite Internet of Things, which comprises the steps of:
S1, classify to user group, and terminal device is grouped according to user group classification results；
S2, registration is booted up to terminal device, each terminal equipment links up group key and personal private key with HSS；
S3, satellite send empowerment management signal to every group of terminal device and service the terminal device authorized；
S4, every group of terminal device carry out self identity by received empowerment management signal；
S5, terminal device are verified to the identity information of satellite sending device；
User group belonging to S6, satellite verifying terminal device, by data information transmitted by the identity information of equipment and equipment
It is issued in gateway station；
S7, data processing gateway further verify terminal device, and core net is sent data to if being proved to be successful, if
It verifies unsuccessful, abandons data.
2. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 1, which is characterized in that S1 is specific
Include the following steps: for user group to be divided into ordinary user group, intermediate users group and advanced level user group, and according to user's heap sort
As a result terminal device is grouped；
The certification policy that broadcast authentication is used to the terminal device for belonging to ordinary user group, sets the terminal for belonging to intermediate users group
The standby certification policy using end to end authentication uses the certification policy of satellite certification to the terminal device for belonging to advanced level user group.
3. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 1, which is characterized in that S2 is specific
Include the following steps: to boot up each terminal equipment registration, by HSS and each terminal equipment link up and distribute group key and
Personal private key guarantees that each terminal equipment is owned by group key and personal private key, wherein each terminal device in same group
Group key is identical.
4. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 1, it is characterised in that: described to award
Power management signal is broadcast singal, and the broadcast singal is broadcasted as unit of group.
5. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 4, which is characterized in that S3 is specific
Include the following steps: that satellite obtains terminal device information from data processing gateway, according to the grouping situation of terminal device, with group
Broadcast singal is issued to terminal device for unit, guarantees that the terminal device authorized can effectively send data information, and is not had
There is the terminal of authorization can not be to satellite transmitted signal.
6. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 4, which is characterized in that S4 is specific
Include the following steps: that every group of terminal device is decrypted broadcast singal using group key, obtains needed for satellite transmitted signal
The network information wanted, the network information include the random key with timeliness.
7. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 6, which is characterized in that S5 is specific
Include the following steps: that terminal device before carrying out data packet transmission, first judges to solve from the broadcast singal according to current time
Whether the close random key with timeliness out is effective；
If random key is effective, corresponding data packet format information is sent to satellite according to the identity type of its own, if with
Secret key is invalid, then the broadcast singal next time to be received such as.
8. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 2, which is characterized in that S6 is specific
The News Category for including the following steps: satellite data packet according to transmitted by terminal device judges user group belonging to terminal device；
If the terminal device belongs to ordinary user group or intermediate users group, the data packet being sent to directly are issued to gateway
It stands, if the terminal device belongs to advanced level user group, needs further to judge, by the identity information of the terminal device and personal private
Key is matched with the information in satellite storage unit, if successful match, the data packet being sent to is issued to gateway station, no
Then, the data packet discarding being sent to feeds back authentification failure.
9. a kind of authentication method suitable for low orbit satellite Internet of Things according to claim 8, which is characterized in that S7 is specific
Include the following steps: that data processing gateway further verifies terminal device, by the identity information of terminal device and individual
Private key is matched with the information stored in gateway, if there are match informations in data processing gateway, is authenticated success, will be belonged to
Data information in data packet transmitted by the terminal device of ordinary user group and advanced level user group is sent to core net, if at data
There is no match information in reason gateway, then authentification failure；The terminal device for then belonging to intermediate users group also needs to send out to core net
The message of certification request out, after core net authenticates the terminal device, data processing gateway sends data to core net again, if
Core net authenticates the response failure of intermediate users group facility, then authentification failure.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112491788A (en) * | 2020-10-20 | 2021-03-12 | 北京泰豪智能工程有限公司 | Safe cloud agent service platform, implementation method and Internet of things system |
| CN112887339A (en) * | 2021-04-22 | 2021-06-01 | 杭州雅观科技有限公司 | Distributed grouping management method of terminal equipment |
| CN114301519A (en) * | 2021-12-31 | 2022-04-08 | 浙江时空道宇科技有限公司 | Data transmission method, device, equipment and storage medium |
| CN114339720A (en) * | 2021-12-14 | 2022-04-12 | 深圳市优克联新技术有限公司 | Cloud card authentication method, device, terminal and storage medium |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105897784A (en) * | 2016-07-01 | 2016-08-24 | 三星电子（中国）研发中心 | Internet of things terminal equipment encryption communication method and device |
| CN108696897A (en) * | 2018-03-16 | 2018-10-23 | 西安电子科技大学 | The method of data capture received is wrapped based on satellite CDMA more |
| CN108988934A (en) * | 2018-07-31 | 2018-12-11 | 南京邮电大学 | Low orbit satellite internet of things data business transmitting method based on segmentation connection |
| US20180372878A1 (en) * | 2017-06-27 | 2018-12-27 | Here Global B.V. | Authentication of satellite navigation system receiver |
-
2019
- 2019-01-07 CN CN201910011225.XA patent/CN109818943B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105897784A (en) * | 2016-07-01 | 2016-08-24 | 三星电子（中国）研发中心 | Internet of things terminal equipment encryption communication method and device |
| US20180372878A1 (en) * | 2017-06-27 | 2018-12-27 | Here Global B.V. | Authentication of satellite navigation system receiver |
| CN108696897A (en) * | 2018-03-16 | 2018-10-23 | 西安电子科技大学 | The method of data capture received is wrapped based on satellite CDMA more |
| CN108988934A (en) * | 2018-07-31 | 2018-12-11 | 南京邮电大学 | Low orbit satellite internet of things data business transmitting method based on segmentation connection |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112491788A (en) * | 2020-10-20 | 2021-03-12 | 北京泰豪智能工程有限公司 | Safe cloud agent service platform, implementation method and Internet of things system |
| CN112491788B (en) * | 2020-10-20 | 2023-04-25 | 北京泰豪智能工程有限公司 | Security cloud proxy service platform, implementation method and Internet of things system |
| CN112887339A (en) * | 2021-04-22 | 2021-06-01 | 杭州雅观科技有限公司 | Distributed grouping management method of terminal equipment |
| CN114339720A (en) * | 2021-12-14 | 2022-04-12 | 深圳市优克联新技术有限公司 | Cloud card authentication method, device, terminal and storage medium |
| CN114339720B (en) * | 2021-12-14 | 2024-01-23 | 深圳市优克联新技术有限公司 | Cloud card authentication method, device, terminal and storage medium |
| CN114301519A (en) * | 2021-12-31 | 2022-04-08 | 浙江时空道宇科技有限公司 | Data transmission method, device, equipment and storage medium |
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| CN109818943B (en) | 2021-07-13 |
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