CN106453405A - Security authentication method for fog node in cloud environment - Google Patents
Security authentication method for fog node in cloud environment Download PDFInfo
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- CN106453405A CN106453405A CN201611044713.3A CN201611044713A CN106453405A CN 106453405 A CN106453405 A CN 106453405A CN 201611044713 A CN201611044713 A CN 201611044713A CN 106453405 A CN106453405 A CN 106453405A
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
- H04L67/1097—Protocols in which an application is distributed across nodes in the network for distributed storage of data in networks, e.g. transport arrangements for network file system [NFS], storage area networks [SAN] or network attached storage [NAS]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0464—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload using hop-by-hop encryption, i.e. wherein an intermediate entity decrypts the information and re-encrypts it before forwarding it
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
- H04L63/0823—Network architectures or network communication protocols for network security for authentication of entities using certificates
Abstract
The invention relates to a security authentication method for a fog node in a cloud environment. The security authentication method for the fog node in the cloud environment comprises the following steps of realizing identity authentication between a cloud center and the fog node based on a digital certificate, and realizing communication security between the two parties by encrypting an authentication channel; and performing split encrypted storage on temporary data of the fog node, transmitting the temporary data according to the network bandwidth condition, and uploading the data to the cloud center, wherein the fog node is responsible for collecting data from a sensor, processing the data, and completing the temporary data encrypted storage and data security authentication transmission between the cloud center; and the cloud center is responsible for collecting fog node data and issuing a cloud center instruction, providing high-performance data communication services, and meanwhile, completing encryption and decryption operations and identity authentication of interactive data between the fog node and the cloud center. The security authentication method for the fog node in the cloud environment provided by the invention can not only ensure the security of data transmission, but can also improve the processing efficiency.
Description
Technical field
The present invention relates to Internet of Things, cloud computing and mist computing technique field, mist node peace particularly to a kind of cloud environment
Full authentication method.
Background technology
In recent years, technology of Internet of things quickly grows, and application is throughout traffic, logistics, public safety, household, doctor
Multiple industries such as treatment.By all kinds of sensing equipments, the information of sensing equipment can be derived from Real-time Collection, to realize the knowledge to equipment
Not, monitoring, positioning, connection, tracking and management, allows equipment, network and interaction become more intelligent.
Cloud computing and virtual technology popularize so that the Real-time and Dynamic management of magnanimity article and intelligence in Internet of Things
Analysis becomes possibility.Meanwhile, the development with 5G technology and be more suitable for data transmission of internet of things NB-IoT standard formulation,
Mist calculates and gradually catches on, and " cloud computing+mist calculates " makes Internet of Things bring new probability.
Mist calculating platform is made up of substantial amounts of mist node, and these mist nodes have computing capability, can collect sensing equipment
Monitoring Data is simultaneously processed；In addition, mist node is also equipped with storage capacity, can effectively cache sound, video etc.
Media data.These abilities of mist node more efficiently can utilize edge network bandwidth, have less network and prolong
Late, but it there is also the problem of some urgent need to resolves in safety.On the one hand, how to ensure mist node temporal data
Safety, on the other hand, ensure that the safety certification transmission at mist node and cloud center it is ensured that cannot be by the 3rd in transmitting procedure
Side monitors to obtain data or maliciously distort, and stop invalid data and accesses high in the clouds.
Based on the problems referred to above, the present invention proposes a kind of cloud environment and mists node security authentication method.
Content of the invention
The present invention is in order to make up the defect of prior art, there is provided the simply efficient cloud environment of one kind node security that mists is recognized
Card method.
The present invention is achieved through the following technical solutions：
A kind of cloud environment mist node security authentication method it is characterised in that：Realize cloud center and mist section based on digital certificate
Authentication between point, realizes the communication security of both sides by encrypting authenticated channel；Mist node temporal data is split
Encryption storage, and be transmitted according to network bandwidth situation, it upload the data to cloud center；Wherein, mist node is responsible for from sensing
Gathered data in device, and data is processed, complete ephemeral data encryption storage and with data peace in the heart in cloud
Full certification transmission；The collection of mist node data and issuing of cloud center instruction are responsible in cloud center, and provide high performance data to lead to
News service, the encryption and decryption simultaneously completing mist node with cloud center interaction data operates and authentication.
Described cloud center includes high performance communication module, security authentication module, data memory module, instruction issue module and
Business application module；Wherein, described high-performance communication module is responsible for carrying out data exchange with mist node, and provides net to mist node
Network bandwidth usage；Described security authentication module is realized the granting of mist node digital certificate and the signature of data, sign test, is added
Deciphering function；Described data memory module is responsible for uploading the efficient storage of data；Described instruction issues module and is responsible for mist node
Send instruction；Described business application module is responsible for the realization of other internet of things service application logics.
In described mist node and cloud, real time data safety certification transmission in the heart, comprises the following steps：
（1）Mist node proposes to access the application of described cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Mist node is set up with cloud center and is connected, and carries out bidirectional identification using local digital certificate with cloud center number certificate and recognizes
Card, and consulting session key, set up safe lane；
（5）The sensor real time data of reception is processed by mist node, and is transferred through place using session key
Data after reason；
（6）The packet that the deciphering of cloud center receives, stores data into cloud center, and executes follow-up business logic；
（7）Execution step repeatedly（4）To step（6）, set up escape way using the digital certificate provided and realize many secondary data biographies
Defeated.
The encryption of described mist node temporal data and safety certification transmission, comprise the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Temporal data is carried out splitting compression process by mist node；
（5）Temporal data after processing is encrypted by mist node using the certificate at cloud center, and is entered using local digital certificate
Row digital signature, completes encapsulating and being saved in local of digital envelope；
（6）Mist node signature Bing Xiangyun center sends the protocol package that request uploads ephemeral data；
（7）The request bag that cloud central authentication receives, according to current Network load status, sends to mist node and uploads data payload
Amount response bag.
（8）Mist node, according to the load capacity of the response bag receiving, sends locally stored segmented good encryption numeral letter
Envelope；
（9）Cloud central authentication simultaneously unties the digital envelope receiving, and plaintext data is stored cloud center, and executes follow-up business and patrol
Volume；
（10）Execution step repeatedly（4）To step（9）, realize many data transfer using the digital certificate provided.
Described cloud center issues to the instruction of mist node security, comprises the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Mist node is set up with cloud center and is connected, and carries out bidirectional identification using local digital certificate with cloud center number certificate and recognizes
Card, and consulting session key, set up safe lane；
（5）Cloud center is encrypted to instruction using session key and is sent to mist node；
（6）The packet that mist node decryption receives, execute instruction；
（7）Execution step repeatedly（4）To step（6）, set up escape way using the digital certificate provided and realize repeatedly referring to safely
Order transmission.
This cloud environment mists node security authentication method, and what hinge structure obtained has the beneficial effect that：
（1）Using digital certificate come the authentication to enter to rack between center and mist node, prevent the access of illegal terminal, and pass through
Key agreement is set up safe lane to carry out data transmission, and greatly improves the safety of data transfer；
（2）Mist node under the signature verification that sends instructions it is ensured that the legitimacy of Internet of Things sensing terminal resources accessing control
And safety；
（3）Mist node local temporal data has carried out compressing segmentation and has stored and carry out ciphering signature storage it is ensured that mist node
Information Security, even if third party gets physical disk equipment, also cannot obtain wherein data；
（4）The upload of mist node temporal data, can be transmitted according to the loading condition of the network bandwidth, so more effectively utilize
The network bandwidth；
（5）Process it is not necessary to be encrypted signature again after node receives protocol responses bag, and directly digital envelope is sent to cloud
Center, both ensure that safety, improve treatment effeciency again.
Brief description
Accompanying drawing 1 is mist node of the present invention and cloud division center schematic diagram.
Accompanying drawing 2 issues digital certificate schematic flow sheet for mist node of the present invention.
Accompanying drawing 3 is mist node real-time data safety certification transfer process schematic diagram of the present invention.
Accompanying drawing 4 is encryption and the safety certification transfer process schematic diagram of mist node temporal data of the present invention.
Accompanying drawing 5 is that cloud center of the present invention issues schematic flow sheet to the instruction of mist node security.
Specific embodiment
In order that the technical problem to be solved, technical scheme and beneficial effect become more apparent, below tie
Close drawings and Examples, the present invention will be described in detail.It should be noted that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
This cloud environment mists node security authentication method, realizes the body between cloud center and mist node based on digital certificate
Part certification, realizes the communication security of both sides by encrypting authenticated channel；Mist node temporal data is carried out with segmentation encryption storage, and
It is transmitted according to network bandwidth situation, upload the data to cloud center；Wherein, mist node is responsible for gathering number from sensor
According to, and data is processed, complete ephemeral data encryption storage and with data safety certification transmission in the heart in cloud；
The collection of mist node data and issuing of cloud center instruction are responsible in cloud center, and provide high performance data communication service, simultaneously
The encryption and decryption completing mist node with cloud center interaction data operates and authentication.
Described cloud center includes high performance communication module, security authentication module, data memory module, instruction issue module and
Business application module；Wherein, described high-performance communication module is responsible for carrying out data exchange with mist node, and provides net to mist node
Network bandwidth usage；Described security authentication module is realized the granting of mist node digital certificate and the signature of data, sign test, is added
Deciphering function；Described data memory module is responsible for uploading the efficient storage of data；Described instruction issues module and is responsible for mist node
Send instruction；Described business application module is responsible for the realization of other internet of things service application logics.
Adopt Transmission Control Protocol in the present embodiment.In addition to using Transmission Control Protocol, structure according to the embodiment of the present invention
Make and can also apply on other agreements.
Safety certification transmission, the encryption of mist node temporal data and safety certification to mist node real-time data separately below
Transmission, cloud center issue process to the instruction of mist node security and illustrate.
First, mist node real-time data safety certification transmitting procedure, comprises the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；Here the form of digital certificate using X.509 reference format, calculate by public key
Method can use RSA, ECC, SM2 etc., adopts state close algorithm SM2 for convenience below this example, and key strength is 256；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Mist node is set up with cloud center and is connected, and carries out bidirectional identification using local digital certificate with cloud center number certificate and recognizes
Card, and consulting session key, set up safe lane；Carry out arranging key for example with SM2 KeyAgreement, key algorithm can
To be AES, SM4 etc., this example adopts state close algorithm SM4；
（5）The sensor real time data of reception is processed by mist node, and utilizes step（4）The SM4 session generating is close
Key, is encrypted certification to the packet after processed, for example with SM4-GCM pattern；Here at data mart modeling
Reason can be analyzed processing for picture, video, sensor collection data, if not occurring moving in such as collection video
Object, mist node can be compressed process, reduce transmission data；
（6）Cloud center utilizes step（4）The SM4 session key generating, verifies and deciphers the packet receiving, by data storage
To cloud center, and execute follow-up business logic；
（7）Can execution step repeatedly（4）- step（6）, set up escape way using the digital certificate provided and realize many secondary data
Transmission.Digital certificate is provided once, unless Certificate Revocation, needs again to sign and issue.
2nd, the encryption of mist node temporal data and safety certification transmission, comprise the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；Here the form of digital certificate using X.509 reference format, calculate by public key
Method can use RSA, ECC, SM2 etc., adopts state close algorithm SM2 for convenience below this example, and key strength is 256；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Temporal data is carried out splitting compression process by mist node；
（5）Temporal data after processing is encrypted by mist node using the certificate at cloud center, and is entered using local digital certificate
Row digital signature, completes encapsulating and being saved in local of digital envelope；For example with digital envelope
SignedAndEnvelopedData form come to realize encryption, signature and completeness check, state close symmetric encipherment algorithm SM4 make
Carry out encryption data for symmetric encipherment algorithm, rivest, shamir, adelman uses locally stored cloud center public key（SM2 algorithm）To add
Close symmetric key, carries out SM3WithSM2 algorithm signature using local mist node key, is used SM3 to ensure as digest algorithm
Whole property.
（6）Mist node signature Bing Xiangyun center sends the protocol package that request uploads ephemeral data；The content of request bag is permissible
Comprise the load capacity wanting to upload；
（7）The request bag that cloud central authentication receives, according to current Network load status（The packet uploading can be allowed big
Little）, send to mist node and upload data minus carrying capacity response bag；
（8）Mist node according to the load capacity of the response bag receiving, directly by locally stored segmented good encryption digital envelope
It is sent to cloud center.
（9）Cloud central authentication simultaneously unties the digital envelope receiving, and plaintext data is stored cloud center, and executes follow-up industry
Business logic；Such as SignedAndEnvelopedData format digital envelope, first verifies that the signature of digital envelope, completes identity
Certification simultaneously ensures its integrity, is then decrypted using the private key at cloud center and obtains symmetric key（SM4 algorithm）, finally use
Symmetric key is untied packet and is obtained original text；
（10）Can execution step repeatedly（4）- step（9）, realize many data transfer using the digital certificate provided.
3rd, cloud center issues to the instruction of mist node security, comprises the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center, and the form of digital certificate using X.509 reference format, calculate by public key here
Method can use RSA, ECC, SM2 etc., adopts state close algorithm SM2 for convenience below this example, and key strength is 256；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service.
（4）Mist node is set up with cloud center and is connected, and carries out two-way body using local digital certificate and cloud center number certificate
Part certification, and consulting session key, set up safe lane；Carry out arranging key for example with SM2 KeyAgreement, key is calculated
Method can be AES, SM4 etc., and this example adopts state close algorithm SM4；
（5）Cloud center utilizes step（4）The SM4 session key generating, is encrypted to instruction and is sent to described mist node；
For example with SM4-GCM pattern；
（6）Mist node utilizes step（4）The SM4 session key generating, deciphers the packet receiving, and verifies legitimacy, execution
Instruction；
（7）Can execution step 4- step repeatedly（6）, set up escape way using the digital certificate provided and realize repeatedly referring to safely
Order transmission.
This cloud environment mists node security authentication method, with respect to having the beneficial effect that prior art obtains：
（1）Using digital certificate come the authentication to enter to rack between center and mist node, prevent the access of illegal terminal, and pass through
Key agreement is set up safe lane to carry out data transmission, and greatly improves the safety of data transfer；
（2）Mist node under the signature verification that sends instructions it is ensured that the legitimacy of Internet of Things sensing terminal resources accessing control
And safety；
（3）Mist node local temporal data has carried out compressing segmentation and has stored and carry out ciphering signature storage it is ensured that mist node
Information Security, even if third party gets physical disk equipment, also cannot obtain wherein data；
（4）The upload of mist node temporal data, can be transmitted according to the loading condition of the network bandwidth, so more effectively utilize
The network bandwidth；
（5）Process it is not necessary to be encrypted signature again after node receives protocol responses bag, and directly digital envelope is sent to cloud
Center, both ensure that safety, improve treatment effeciency again.
Claims (5)
1. a kind of cloud environment mist node security authentication method it is characterised in that：Realize cloud center and mist based on digital certificate
Authentication between node, realizes the communication security of both sides by encrypting authenticated channel；Mist node temporal data is carried out point
Cut encryption storage, and be transmitted according to network bandwidth situation, upload the data to cloud center；Wherein, mist node is responsible for from biography
Gathered data in sensor, and data is processed, complete ephemeral data encryption storage and with data in the heart in cloud
Safety certification is transmitted；The collection of mist node data and issuing of cloud center instruction are responsible in cloud center, and provide high performance data
Communications service, the encryption and decryption simultaneously completing mist node with cloud center interaction data operates and authentication.
2. cloud environment according to claim 1 mist node security authentication method it is characterised in that：Described cloud center includes
High performance communication module, security authentication module, data memory module, instruction issues module and business application module；Wherein, described
High-performance communication module is responsible for carrying out data exchange with mist node, and provides network bandwidth service condition to mist node；Described peace
Full authentication module realizes the granting of mist node digital certificate and the signature of data, sign test, encryption and decryption functions；Described data storage
Module is responsible for uploading the efficient storage of data；Described instruction issues module and is responsible for sending instruction to mist node；Described service application
Module is responsible for the realization of other internet of things service application logics.
3. cloud environment according to claim 1 mists node security authentication method it is characterised in that described mist node and cloud
In in the heart real time data safety certification transmission, comprise the following steps：
（1）Mist node proposes to access the application of described cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Mist node is set up with cloud center and is connected, and carries out bidirectional identification using local digital certificate with cloud center number certificate and recognizes
Card, and consulting session key, set up safe lane；
（5）The sensor real time data of reception is processed by mist node, and is transferred through place using session key
Data after reason；
（6）The packet that the deciphering of cloud center receives, stores data into cloud center, and executes follow-up business logic；
（7）Execution step repeatedly（4）To step（6）, set up escape way using the digital certificate provided and realize many secondary data biographies
Defeated.
4. cloud environment according to claim 1 mists node security authentication method it is characterised in that described mist node is kept in
The encryption of data and safety certification transmission, comprise the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Temporal data is carried out splitting compression process by mist node；
（5）Temporal data after processing is encrypted by mist node using the certificate at cloud center, and is entered using local digital certificate
Row digital signature, completes encapsulating and being saved in local of digital envelope；
（6）Mist node signature Bing Xiangyun center sends the protocol package that request uploads ephemeral data；
（7）The request bag that cloud central authentication receives, according to current Network load status, sends to mist node and uploads data payload
Amount response bag；
（8）Mist node, according to the load capacity of the response bag receiving, sends locally stored segmented good encryption digital envelope；
（9）Cloud central authentication simultaneously unties the digital envelope receiving, and plaintext data is stored cloud center, and executes follow-up business and patrol
Volume；
（10）Execution step repeatedly（4）To step（9）, realize many data transfer using the digital certificate provided.
5. cloud environment according to claim 1 mists node security authentication method it is characterised in that described cloud center is to mist
Node security instruction issues, and comprises the following steps：
（1）Mist node proposes to access the application of cloud center Internet of things；
（2）Digital certificate is issued for mist node in cloud center；
（3）Mist node passes through safe lane and writes digital certificate in mist node data memory block, and preserves cloud center simultaneously
Externally certificate of service；
（4）Mist node is set up with cloud center and is connected, and carries out bidirectional identification using local digital certificate with cloud center number certificate and recognizes
Card, and consulting session key, set up safe lane；
（5）Cloud center is encrypted to instruction using session key and is sent to mist node；
（6）The packet that mist node decryption receives, execute instruction；
（7）Execution step repeatedly（4）To step（6）, set up escape way using the digital certificate provided and realize repeatedly referring to safely
Order transmission.
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| CN108632259A (en) * | 2018-04-17 | 2018-10-09 | 济南浪潮高新科技投资发展有限公司 | A kind of mist calculate node device authentication system and method based on block chain |
| CN108833113A (en) * | 2018-06-08 | 2018-11-16 | 北京大学 | A kind of authentication method and system of the enhancing communication security calculated based on mist |
| CN109150915A (en) * | 2018-10-23 | 2019-01-04 | 济南浪潮高新科技投资发展有限公司 | A kind of method trusted each other between mist calculate node |
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