WO2020248981A1 - 一种基于区块链的物联网iot设备间通信的方法及装置 - Google Patents
一种基于区块链的物联网iot设备间通信的方法及装置 Download PDFInfo
- Publication number
- WO2020248981A1 WO2020248981A1 PCT/CN2020/095199 CN2020095199W WO2020248981A1 WO 2020248981 A1 WO2020248981 A1 WO 2020248981A1 CN 2020095199 W CN2020095199 W CN 2020095199W WO 2020248981 A1 WO2020248981 A1 WO 2020248981A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- iot device
- chain
- smart contract
- belongs
- packet
- Prior art date
Links
Images
Classifications
-
- 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
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
- H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
Definitions
- the embodiments of the present invention relate to the field of financial technology (Fintech), and in particular, to a method and device for communication between IOT (Internet of Things) devices based on a block chain (BlockChain).
- Fintech financial technology
- IOT Internet of Things
- BlockChain block chain
- a blockchain is a chain composed of a series of blocks. Each block records the data of the block and the hash value of the previous block. In this way, all blocks form a chain one after another.
- the cryptographic technology and decentralized ideas on which the blockchain is based make the historical information on the chain unable to be tampered with.
- FIG. 1 shows an Internet of Things system based on the Bitcoin system in the prior art.
- the Internet of Things system includes a smart gateway, IOT equipment, and a cloud storage platform.
- the smart gateway is a miner node in the Internet of Things system. When communication between IoT devices is required, the miner node will generate a shared key and distribute it to the IOT device to be communicated, so that encrypted communication can be performed between the IOT devices to be communicated.
- the miner node needs to generate a shared key and distribute it to the IOT device to be communicated.
- the miner node needs to perform a large amount of work of generating and distributing the shared key, and the workload of the miner node is too large.
- the embodiment of the present invention provides a method and device for communication between IOT devices based on the blockchain, which are used to improve communication efficiency without distributing a shared key when communicating between IOT devices.
- the method for communication between IOT devices based on the blockchain provided in the embodiment of the present invention is applicable to a consortium chain including a routing chain and at least one packet chain;
- the method includes:
- the acquisition request is used to acquire the first data of the second IOT device;
- the packet chain to which the second IOT device belongs is determined through the routing chain; the routing chain is used to return to the second IOT device after determining that the first IOT device passes the first identity verification Belonging to the group chain;
- the response response of the acquisition request is acquired through the packet chain to which the second IOT device belongs; the packet chain to which the second IOT device belongs is used to determine that the first IOT device passes the second identity After verification, a response response to the acquisition request is returned; the response response is used to acquire the first data.
- the first IOT device accesses the second IOT device through the alliance chain, and the first IOT device sends an acquisition request for acquiring the first data of the second IOT device to the alliance chain, and determines the second IOT through the routing chain according to the acquisition request.
- the packet chain to which the device belongs, and the response response is obtained through the packet chain to which the second IOT device belongs.
- the first IOT device and the second IOT device do not need to communicate directly, and there is no need to distribute the shared key. 2.
- the response response of the IOT device is used to obtain the first data and improve the communication efficiency between the first IOT device and the second IOT device.
- This technical solution is suitable for communication between a large number of IOT devices in a large-scale Internet of Things system.
- the routing chain is used to perform the first identity verification on the first IOT device, and the packet chain is used to perform the second identity verification on the first IOT device, which is equivalent to two layers of data access control, which improves the security of data access.
- the routing chain is provided with a first smart contract
- the determining, according to the obtaining request, the packet chain to which the second IOT device belongs through the routing chain includes:
- call the first smart contract determine through the first smart contract that the first IOT device is an IOT device authenticated by the routing chain, and determine through the first smart contract that the The packet chain to which the second IOT device belongs.
- calling the first smart contract of the routing chain is equivalent to using the first smart contract to realize the diversification of routing chain functions.
- the judgment function of the first smart contract it is judged whether the first IOT device is certified by the routing chain. IOT device; and using the first smart contract as a routing table in the routing chain for determining the packet chain to which the second IOT device belongs.
- the packet chain is provided with a second smart contract belonging to each IOT device of the packet chain;
- the obtaining the response response of the obtaining request through the packet chain to which the second IOT device belongs according to the obtaining request includes:
- call the second smart contract of the second IOT device determine through the second smart contract of the second IOT device that the first IOT device has the right to access the second IOT device, and The response response is obtained through the second smart contract of the second IOT device.
- the packet chain is provided with a second smart contract belonging to each IOT device of the packet chain.
- the second smart contract of the second IOT device is called, which is equivalent to using the second smart contract to realize the function of the packet chain.
- the response is a hash value of the first data
- the hash value of the first data is the hash value returned by the distributed storage system after the second IOT device stores the first data in the distributed storage system.
- the hash value of the first data can be returned to the first IOT device, and the first IOT device can be based on the hash value of the first data.
- Hope obtains the first data of the second IOT from the distributed storage system.
- the distributed storage system is used to distribute and store the data of the second IOT device on each server to ensure the security of the data.
- the distributed storage system is adopted to download the data by the first IOT device through the hash value of the first data. Data integrity and high-speed download of the first data can be achieved.
- the method further includes:
- the on-chain request includes a hash value of the second data of the second IOT device
- the uplink request determine the packet chain to which the second IOT device belongs through the routing chain
- the hash value of the second data is stored through the packet chain to which the second IOT device belongs.
- the second IOT device records the hash value of the second data in the link request and sends it to the consortium chain.
- the consortium chain determines the packet chain to which the second IOT device belongs according to the link request and the routing chain, and according to the second
- the group chain to which the IoT device belongs stores the hash value of the second data, which is equivalent to storing the hash value of the second data of the second IOT device in the group chain to which it belongs according to the alliance chain and the group chain, so that different types of IOT devices are grouped and the data of different types of IOT devices are stored in the grouping chain to which they belong, so as to efficiently manage each IOT device in the Internet of Things system.
- the method before the receiving the acquisition request of the first IOT device, the method further includes:
- the IOT device ID of the first IOT device is authenticated through the routing chain, and after the authentication is passed, the identity certificate of the first IOT device and the identity certificate of the first IOT device are determined Packet chain
- the identity certificate of the first IOT device and the information of the packet chain to which the first IOT device belongs are stored in the first smart contract; the information of the packet chain to which the first IOT device belongs records the The address of the second smart contract of the first IOT device in the packet chain to which it belongs.
- the first IOT device may send a registration request to the alliance chain, and the routing chain authenticates the IOT device ID of the first IOT device, and after the authentication is passed, generates the identity certificate of the first IOT device; the routing chain determines the first IOT device ID.
- a packet chain to which the IOT device belongs, and the second smart contract of the first IOT device is determined through the packet chain; the identity certificate of the first IOT device and the information of the packet chain to which the first IOT device belongs are stored in the first smart contract, After the registration is completed, the data of the first IOT device is uploaded to the chain and the first identity verification and the second identity verification when accessing other visited IOT devices.
- the first smart contract records the correspondence between the service type of the IOT device, the network ID to which the IOT device belongs, the packet chain ID to which the IOT device belongs, and the packet chain ID to which the IOT device belongs, the IOT device ID, and the IOT.
- the corresponding relationship between the IOT device ID, the time stamp, and the hash value of the data of the IOT device is recorded in the second smart contract.
- a preset corresponding relationship is recorded in the first smart contract to determine the complete path of each IOT device in the Internet of Things system.
- the first corresponding relationship is the service type of the IOT device, the IOT.
- the second correspondence is the relationship between the packet chain ID to which the IOT device belongs, the IOT device ID and the address of the second smart contract of the IOT device in the packet chain to which it belongs Correspondence.
- the packet chain to which the accessed IOT device belongs can be determined, and the second smart contract of the accessed IOT device is The address in the belonging packet chain, so that the second smart contract of the accessed IOT device can be called. Further, the second smart contract also records a preset corresponding relationship, which is used to determine the hash value of the data of the accessed IOT device, and the corresponding relationship is the accessed IOT device ID, timestamp, and the accessed IOT device's hash value.
- the hash value of the data through the corresponding relationship preset in the second smart contract, after obtaining the time information and the ID of the accessed IOT device, the hash value of the data of the accessed IOT device can be determined, so that the IOT will be accessed
- the hash value of the data of the device is returned to the accessed IOT device, so that the access to the IOT device can obtain the data of the accessed IOT device.
- the embodiment of the present invention also provides a block chain-based device for communication between IOT devices, which is suitable for a consortium chain including a routing chain and at least one packet chain;
- the device includes:
- a receiving unit configured to receive an acquisition request of a first IOT device; the acquisition request is used to acquire first data of a second IOT device;
- the processing unit is configured to determine, through the routing chain, the packet chain to which the second IOT device belongs according to the acquisition request; the routing chain is configured to return to the office after determining that the first IOT device passes the first identity verification The packet chain to which the second IOT device belongs;
- the processing unit is further configured to obtain the response response of the acquisition request through the packet chain to which the second IOT device belongs according to the acquisition request; the packet chain to which the second IOT device belongs is used to determine the After the first IOT device passes the second identity verification, it returns a response response to the acquisition request; the response response is used to acquire the first data.
- the routing chain is provided with a first smart contract
- the processing unit is specifically used for:
- call the first smart contract determine through the first smart contract that the first IOT device is an IOT device authenticated by the routing chain, and determine through the first smart contract that the The packet chain to which the second IOT device belongs.
- the packet chain is provided with a second smart contract belonging to each IOT device of the packet chain;
- the processing unit is specifically used for:
- call the second smart contract of the second IOT device determine through the second smart contract of the second IOT device that the first IOT device has the right to access the second IOT device, and The response response is obtained through the second smart contract of the second IOT device.
- the response is a hash value of the first data
- the hash value of the first data is the hash value returned by the distributed storage system after the second IOT device stores the first data in the distributed storage system.
- processing unit is further configured to:
- the on-chain request includes the hash value of the second data of the second IOT device;
- the uplink request determine the packet chain to which the second IOT device belongs through the routing chain
- the hash value of the second data is stored through the packet chain to which the second IOT device belongs.
- processing unit is further configured to:
- the IOT device ID of the first IOT device is authenticated through the routing chain, and after the authentication is passed, the identity certificate of the first IOT device and the identity certificate of the first IOT device are determined Packet chain
- the identity certificate of the first IOT device and the information of the packet chain to which the first IOT device belongs are stored in the first smart contract; the information of the packet chain to which the first IOT device belongs records the The address of the second smart contract of the first IOT device in the packet chain to which it belongs.
- the first smart contract records the correspondence between the service type of the IOT device, the network ID to which the IOT device belongs, the packet chain ID to which the IOT device belongs, and the packet chain ID to which the IOT device belongs, the IOT device ID, and the IOT.
- the corresponding relationship between the IOT device ID, the time stamp, and the hash value of the data of the IOT device is recorded in the second smart contract.
- an embodiment of the present invention also provides a computing device, including:
- Memory used to store program instructions
- the processor is configured to call the program instructions stored in the memory, and execute the above-mentioned blockchain-based IOT device communication method according to the obtained program.
- an embodiment of the present invention also provides a computer-readable non-volatile storage medium, including computer-readable instructions.
- the computer reads and executes the computer-readable instructions, the computer executes the above-mentioned blockchain-based The method of communication between IOT devices.
- the present application provides a computer program product containing instructions, which when run on a computer, causes the computer to execute the above-mentioned method of communication between IOT devices based on the blockchain.
- Figure 1 is an IoT system based on the Bitcoin system in the prior art
- FIG. 2 is a schematic diagram of a system architecture provided by an embodiment of the present invention.
- FIG. 3 is a schematic flowchart of a method for communication between IOT devices based on blockchain according to an embodiment of the present invention
- FIG. 4 shows that the routing chain provided by an embodiment of the present invention performs identity authentication on the first IOT device
- FIG. 5 is a schematic flowchart of registration of a first IOT device according to an embodiment of the present invention.
- FIG. 6 is a schematic diagram of a process of uploading a hash value of data of a second IOT device according to an embodiment of the present invention
- FIG. 7 is a schematic flowchart of another method for communication between IOT devices based on blockchain according to an embodiment of the present invention.
- FIG. 8 is a schematic diagram of another system architecture provided by an embodiment of the present invention.
- FIG. 9 is a schematic structural diagram of an apparatus for communication between IOT devices based on a blockchain according to an embodiment of the present invention.
- FIG. 10 is a schematic structural diagram of a computing device provided by this application.
- the financial field usually involves multiple systems, such as office systems, production systems, operation and maintenance systems, etc.
- the office system can be used to perform various internal affairs in the financial field, and the production system can be used to perform business generated in the financial field;
- the operation and maintenance system can supervise the office system and the production system to ensure the normal operation of the office system and the production system.
- the coordinated operation of multiple systems can ensure the rapid and healthy development of the financial sector.
- each device in the office system, production system, and operation and maintenance system is combined into an Internet of Things system, and combined with the method of communication between IOT devices based on the blockchain provided by the embodiment of the present invention, it is possible to realize the integration of IOT devices in the financial field. Efficient communication between the two and to ensure data security.
- FIG. 2 exemplarily shows the system architecture of the Internet of Things system to which the method for communication between IOT devices based on the blockchain provided by an embodiment of the present invention is applicable.
- the system architecture includes a consortium chain, a distributed storage system, and an IOT device cluster , Application server.
- the alliance chain includes a routing chain and at least one packet chain; the IOT device cluster includes multiple IOT devices.
- the IOT device saves data to the distributed storage system through the application server, and stores the information of the stored data in the alliance chain.
- the devices communicate with each other through the application server and the alliance chain; the application server can be used as a separate server or integrated into the alliance chain.
- the application server can be integrated into the alliance chain.
- the alliance chain communicates directly; the distributed storage system can be an IPFS (InterPlanetary File System) system.
- two IOT devices are taken as an example for description, which are the first IOT device and the second IOT device respectively.
- the first IOT device is an accessing IOT device or actively accessing an IOT device
- the second IOT device is an IOT device to be accessed or an IOT device being accessed.
- the consortium chain receives the acquisition request of the first IOT device, and the routing chain in the consortium chain is used to perform the first identity verification on the first IOT device and determine the identity of the second IOT device
- the packet chain; the packet chain in the alliance chain is used to perform a second identity verification on the first IOT device and determine the response to the above-mentioned acquisition request.
- two smart contracts can be set in the routing chain to implement the above two functions respectively, such as the routing chain calling the first smart contract to perform the first identity verification on the first IOT device, and calling the second smart contract to determine The packet chain to which the second IOT device belongs.
- a smart contract can also be set in the routing chain, which can be called the first smart contract.
- the routing chain calls the first smart contract to perform the first identity verification on the first IOT device and determine the packet chain to which the second IOT device belongs.
- the first smart contract when the first smart contract performs the first identity verification on the first IOT device, it is equivalent to judging whether the first IOT device is a registered device in the Internet of Things system, or judging the first IOT device Whether it is an IOT device that has been authenticated by the routing chain, if so, it is determined that the first IOT device passes the first identity verification of the first smart contract.
- the registration process of the first IOT device is described in detail in the following embodiments.
- the first smart contract determines the packet chain to which the second IOT device belongs, it can be determined based on the complete path of each IOT device in the Internet of Things system recorded in the first smart contract, and the complete path can be implemented through a preset correspondence relationship .
- the preset correspondence can be understood as a routing table.
- the first correspondence is the correspondence between the service type of the IOT device, the network ID to which the IOT device belongs, and the packet chain ID to which the IOT device belongs;
- the second correspondence is the packet chain ID to which the IOT device belongs, the IOT device ID and The correspondence between the addresses of the second smart contract of the IoT device in the packet chain to which it belongs.
- the first smart contract of the routing chain can record the path information of the IOT device through two Maps (Map1 and Map2).
- Map1 Map1[servicetype][netID], where the first key is the IOT device
- the second key is the network ID to which the IOT device belongs, and the value is set chainID, which is the ID of the packet chain to which the IOT device belongs
- Map2 Map2[set chainID][deviceID]
- the first key is The ID of the packet chain to which the IoT device belongs
- the second key is the ID of the IOT device
- the value is the address of the second smart contract of the IOT device in the packet chain to which it belongs.
- the packet chain is used to perform the second identity verification on the first IOT device and determine the response response of the acquisition request, where the response response is used to acquire the data of the second IOT device.
- the packet chain is provided with smart contracts belonging to each IOT device of the packet chain, that is, each IOT device corresponds to its own smart contract.
- Each IOT device can set two smart contracts to implement the second smart contract for the first IOT device.
- You can also set up a smart contract, which can be called a second smart contract.
- the routing chain calls the second smart contract to perform the second identity verification on the first IOT device and confirm the response.
- the routing chain calls the second smart contract of the second IOT device to perform the second identity verification on the first IOT device, which is equivalent to judging whether the first IOT device has the authority to access the data of the first IOT device, and if so, the first IOT device is determined Pass the second identity verification of the second smart contract.
- the data of the second IOT device may be operating data, parameter information, etc. of the second IOT device.
- the second smart contract can record the correspondence between the device ID, timestamp, and data storage location of the second IOT device, then the response at this time is the data storage location; the second smart contract can also record the first 2.
- the correspondence between the device ID of the IOT device, the time stamp, and the hash value of the data, then the response at this time is the hash value of the data, where the hash value of the data is that the second IOT device stores the data to the distribution In a distributed storage system, the distributed storage system returns the hash value of the data.
- the routing chain can record the hash value of the data of the IOT device through a Map(Map3).
- Map3 The structure of Map3 is Map[deviceID][timestamp], the first key is the IOT device ID, and the second key is The timestamp when the IoT device uploads data, and the value is the hash value of the data returned by IPFS.
- FIG. 3 exemplarily shows the flow of a method for communication between IOT devices based on a blockchain according to an embodiment of the present invention, and the flow can be executed by a device for communication between IOT devices based on the blockchain. .
- the process specifically includes:
- Step 301 Receive an acquisition request from the first IOT device.
- the acquisition request is used to acquire the first data of the second IOT device.
- the acquisition request may record parameter information of the first IOT device and parameter information of the second IOT device.
- the parameter information may include the device of the IOT device. ID, of course, the parameter information can also include the device serial number, service type, network ID, service type, etc. of the IOT device.
- Step 302 According to the acquisition request, determine the packet chain to which the second IOT device belongs through the routing chain.
- the first smart contract in the routing chain determines whether the first IOT device passes the first identity verification, which is equivalent to calling the first smart contract to determine whether the first IOT device is an IOT device authenticated by the routing chain If yes, determine the packet chain to which the second IOT device belongs through the first smart contract; otherwise, return a rejection message to the first IOT device.
- the first identity verification of the first IOT device when the first IOT device accesses the data of the second IOT device through the alliance chain, the first identity verification of the first IOT device must be performed first to ensure that only the IOT device that has been authenticated by the routing chain can access the second IOT. The device guarantees the security of the data of the second IOT device.
- the routing chain before the routing chain performs the first identity verification on the first IOT device, there may be a routing chain to authenticate the first IOT device, which is equivalent to registering the first IOT device into the alliance chain, specifically, receiving the first IOT
- the registration request sent by the device authenticates the IOT device ID of the first IOT device through the routing chain, and after the authentication is passed, determines the identity certificate of the first IOT device and the packet chain to which the first IOT device belongs, and passes
- the packet chain to which the first IOT device belongs determines the second smart contract of the first IOT device, and stores the identity certificate of the first IOT device and the information of the packet chain to which the first IOT device belongs in the first smart contract;
- the information of the packet chain to which the IOT device belongs records the address of the second smart contract of the first IOT device in the packet chain to which it belongs.
- the first IOT device may be registered, and a registration request sent by the first IOT device may be received.
- the registration request may include parameter information of the first IOT device, such as device ID, device serial number, Service type, network ID, organization, etc., as shown in Figure 4, the arbitration node in the routing chain can perform identity authentication on the first IOT device, and sign after confirming that the first IOT device has passed identity authentication. , Use the signed certificate as the identity certificate of the first IOT device.
- the identity certificate records the device ID, device serial number, service type, network ID, organization, etc. of the first IOT device.
- the identity certificate is stored in the first smart contract.
- the first smart contract when the first smart contract is called to determine whether the first IOT device is an IOT device authenticated by the routing chain, it can be determined whether there is an identity certificate of the first IOT device in the first smart contract, and if so, the first IOT device can be determined.
- the IoT device passes the first identity verification.
- the routing chain After the routing chain generates the identity certificate of the first IOT device, it can also determine the packet chain to which the first IOT device belongs based on information such as the service type of the first IOT device, the network ID to which it belongs, and the identity certificate of the first IOT device,
- the packet chain information to which the first IOT device belongs is stored together in the first smart contract.
- the second smart contract of the first IOT device is determined by the packet chain to which the first IOT device belongs.
- the packet chain to which the first IOT device belongs returns the address of the second smart contract of the first IOT device to the routing chain, and the routing chain uses the 2.
- the address of the smart contract is stored in the first smart contract as the group chain information to which it belongs, so that the first smart contract can generate the complete path of the first IOT device according to the information of the group chain to which the first IOT device belongs.
- Step 501 The first IOT device sends a registration request to the routing chain.
- Step 502 The arbitration node in the routing chain signs the first IOT device, and the signed certificate serves as the identity certificate of the first IOT device;
- Step 503 The routing chain determines the packet chain to which the first IOT device belongs
- Step 504 The routing chain sends a transaction for deploying the second smart contract to the packet chain;
- Step 505 The packet chain deploys the second smart contract of the first IOT device
- Step 506 The packet chain sends the address of the second smart contract to the routing chain
- Step 507 The routing chain records the path information of the first IOT device through two Maps
- Step 508 The routing chain stores the identity certificate and path information of the first IOT device in the first smart contract
- Step 509 The routing chain sends a registration success message to the first IOT device.
- the nodes with arbitration properties in the routing chain may include three types of nodes, namely, an organization node, an arbitration node, and a certificate deposit node. After the first IOT device sends a registration request, the three types of nodes respectively respond to the first IOT device. The parameter information of an IOT device is verified and signed after the verification is passed. The routing chain uses the certificate with the signature of the three types of nodes as the identity certificate of the first IOT device.
- nodes with arbitration properties in the routing chain can include not only organization nodes, arbitration nodes, and certificate deposit nodes, but also other nodes such as supervisory nodes.
- the second IOT device is a device registered with the alliance chain, and the complete path of the second IOT device is recorded in the first smart contract of the routing chain, that is, according to the device information of the second IOT device, such as the second The service type of the IOT device, the network ID to which the IOT device belongs, and the device ID determine the complete path of the second IOT device, that is, determine the group chain ID to which the second IOT device belongs and the group to which the second smart contract of the second IOT device belongs The address in the chain.
- the device information of the second IOT device such as the second The service type of the IOT device, the network ID to which the IOT device belongs, and the device ID determine the complete path of the second IOT device, that is, determine the group chain ID to which the second IOT device belongs and the group to which the second smart contract of the second IOT device belongs The address in the chain.
- Step 303 According to the obtaining request, obtain a response to the obtaining request through the packet chain to which the second IOT device belongs.
- the packet chain to which the second IOT device belongs first performs the second identity verification on the first IOT device, which is equivalent to calling the second smart contract of the second IOT device to determine whether the first IOT device has the permission to access the data of the second IOT device. , The response is determined through the second smart contract of the first IOT device; otherwise, a rejection message is returned to the first IOT device.
- whether the first IOT device has the authority to access the data of the second IOT device is understood to mean that the first IOT device can provide a token value for accessing the data of the second IOT device, or pay corresponding money to the second IOT device.
- the second IOT device after the second IOT device is registered with the alliance chain, it can store the generated second data in the distributed storage system, and receive the hash value of the second data returned by the distributed storage system.
- the second IOT device records the hash value of the second data in the link request and sends it to the routing chain to request linking.
- the hash value of the second data may be data encrypted by the key of the second IOT device.
- the alliance chain system receives the on-chain request sent by the second IOT device, determines the packet chain to which the second IOT device belongs through the routing chain according to the on-chain request, and then uses the packet chain to which the second IOT device belongs according to the on-chain request Store the hash value of the second data.
- the packet chain to which the second IOT device belongs invokes the second smart contract of the second IOT device, and stores the hash value of the second data in the second smart contract.
- Step 601 The second IOT device sends the second data to the distributed storage system.
- Step 602 The distributed storage system stores the second data, and generates a hash value of the second data.
- Step 603 The distributed storage system sends the hash value of the second data to the second IOT device.
- Step 604 The second IOT device encrypts the hash value of the second data to generate an on-chain request
- Step 605 The second IOT device sends the link request to the routing chain
- Step 606 The routing chain determines the identity certificate of the second IOT device according to the link request.
- Step 607 The routing chain determines the packet chain to which the second IOT device belongs in the first smart contract according to the service type and network ID in the identity certificate of the second IOT device.
- Step 608 The routing chain determines the address of the second smart contract of the second IOT device in the first smart contract according to the packet chain ID to which the second IOT device belongs and the device ID of the second IOT device.
- Step 609 The routing chain sends the encrypted hash value of the second data to the packet chain;
- step 610 the block chain stores the hash value of the encrypted second data into the second smart contract.
- the first IOT device sends a request to the consortium chain system to obtain the hash value of the first data of the second IOT device. After determining that the first IOT device has passed the first identity verification and the second identity verification, the first IOT device can An IOT device returns the hash value of the first data, and the first IOT device can obtain the first data of the second IOT from the distributed storage system according to the hash value of the first data.
- Step 701 The first IOT device sends an acquisition request to the routing chain
- Step 702 The routing chain performs first identity verification on the first IOT device according to the first smart contract
- Step 703 The routing chain determines that the first IOT device passes the first identity verification, and determines the address of the second smart contract of the second IOT device from the first smart contract;
- Step 704 The routing chain sends the address of the second smart contract to the packet chain
- Step 705 The packet chain performs a second identity verification on the first IOT device according to the second smart contract.
- Step 706 The packet chain determines that the first IOT device passes the second identity verification, and determines the hash value of the first data from the second smart contract.
- Step 707 The packet chain sends the hash value of the first data to the first IOT device.
- Step 708 The first IOT device sends the hash value of the first data to the distributed storage system.
- Step 709 The distributed storage system returns the first data to the first IOT device.
- the second data of the second IOT device can be stored in the distributed storage system
- the second data of the second IOT device can also be stored on the cloud storage system, such as using a third-party
- the cloud storage system stores data.
- an embodiment of the present invention also provides a schematic diagram of a system architecture, as shown in FIG. 8.
- the distributed storage system distributes and stores the second data of the second IOT device on each server to ensure the security of the second data.
- it adopts a distributed storage system to allow the first IOT device to pass the second data.
- the first IOT device accesses the second IOT device through the alliance chain, and the first IOT device sends an acquisition request for acquiring the first data of the second IOT device to the alliance chain, and determines the second IOT through the routing chain according to the acquisition request.
- the packet chain to which the device belongs, and the response response is obtained through the packet chain to which the second IOT device belongs.
- the first IOT device and the second IOT device do not need to communicate directly, and there is no need to distribute the shared key. Instead, the first IOT device is obtained through the routing chain and the packet chain. 2.
- the response response of the IOT device is used to obtain the first data and improve the communication efficiency between the first IOT device and the second IOT device.
- This technical solution is suitable for communication between a large number of IOT devices in a large-scale Internet of Things system. Further, the routing chain is used to perform the first identity verification on the first IOT device, and the packet chain is used to perform the second identity verification on the first IOT device, which is equivalent to two layers of data access control, which improves the security of data access.
- FIG. 9 exemplarily shows the structure of an apparatus for communication between IOT devices based on a blockchain provided by an embodiment of the present invention, which can execute a method for communication between IOT devices based on the blockchain Process.
- the device is suitable for a consortium chain including a routing chain and at least one packet chain; the device includes:
- the receiving unit 901 is configured to receive an acquisition request of a first IOT device; the acquisition request is used to acquire first data of a second IOT device;
- the processing unit 902 is configured to determine the packet chain to which the second IOT device belongs through the routing chain according to the acquisition request; the routing chain is configured to return after determining that the first IOT device passes the first identity verification The packet chain to which the second IOT device belongs;
- the processing unit 902 is further configured to obtain the response response of the acquisition request through the packet chain to which the second IOT device belongs according to the acquisition request; the packet chain to which the second IOT device belongs is used to determine the After the first IOT device passes the second identity verification, it returns a response response to the acquisition request; the response response is used to acquire the first data.
- the routing chain is provided with a first smart contract
- the processing unit 902 is specifically configured to:
- call the first smart contract determine through the first smart contract that the first IOT device is an IOT device authenticated by the routing chain, and determine through the first smart contract that the The packet chain to which the second IOT device belongs.
- the packet chain is provided with a second smart contract belonging to each IOT device of the packet chain;
- the processing unit 902 is specifically configured to:
- call the second smart contract of the second IOT device determine through the second smart contract of the second IOT device that the first IOT device has the right to access the second IOT device, and The response response is obtained through the second smart contract of the second IOT device.
- the response is a hash value of the first data
- the hash value of the first data is the hash value returned by the distributed storage system after the second IOT device stores the first data in the distributed storage system.
- processing unit 902 is further configured to:
- the on-chain request includes the hash value of the second data of the second IOT device;
- the uplink request determine the packet chain to which the second IOT device belongs through the routing chain
- the hash value of the second data is stored through the packet chain to which the second IOT device belongs.
- processing unit 902 is further configured to:
- the IOT device ID of the first IOT device is authenticated through the routing chain, and after the authentication is passed, the identity certificate of the first IOT device and the identity certificate of the first IOT device are determined Packet chain
- the identity certificate of the first IOT device and the information of the packet chain to which the first IOT device belongs are stored in the first smart contract; the information of the packet chain to which the first IOT device belongs records the The address of the second smart contract of the first IOT device in the packet chain to which it belongs.
- the first smart contract records the correspondence between the service type of the IOT device, the network ID to which the IOT device belongs, the packet chain ID to which the IOT device belongs, and the packet chain ID to which the IOT device belongs, the IOT device ID, and the IOT.
- the corresponding relationship between the IOT device ID, the time stamp, and the hash value of the data of the IOT device is recorded in the second smart contract.
- the present application also provides a computing device.
- the computing device includes at least one processor 1020 for implementing the method in FIG. Any method.
- the computing device 1000 may also include at least one memory 1030 for storing program instructions and/or data.
- the memory 1030 and the processor 1020 are coupled.
- the coupling in the embodiments of the present application is an indirect coupling or communication connection between devices, units, or modules, and may be in electrical, mechanical or other forms, and is used for information exchange between devices, units or modules.
- the processor 1020 may cooperate with the memory 1030 to operate.
- the processor 1020 may execute program instructions stored in the memory 1030. At least one of the at least one memory may be included in the processor.
- the steps of the above method can be completed by hardware integrated logic circuits in the processor or instructions in the form of software.
- the steps of the method disclosed in the embodiments of the present application may be directly embodied as being executed and completed by a hardware processor, or executed and completed by a combination of hardware and software modules in the processor.
- the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
- the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware. To avoid repetition, it will not be described in detail here.
- the processor in the embodiment of the present application may be an integrated circuit chip with signal processing capability.
- the steps of the foregoing method embodiments can be completed by hardware integrated logic circuits in the processor or instructions in the form of software.
- the above-mentioned processor may be a general-purpose processor, a digital signal processing circuit (digital signal processor, DSP), a dedicated integrated circuit (application specific integrated circuit, ASIC), a field programmable gate array (field programmable gate array, FPGA) or other Programming logic devices, discrete gates or transistor logic devices, discrete hardware components.
- DSP digital signal processing circuit
- ASIC application specific integrated circuit
- FPGA field programmable gate array
- Programming logic devices discrete gates or transistor logic devices, discrete hardware components.
- the general-purpose processor may be a microprocessor or the processor may also be any conventional processor or the like.
- the steps of the method disclosed in the embodiments of the present application may be directly embodied as being executed and completed by a hardware decoding processor, or executed and completed by a combination of hardware and software modules in the decoding processor.
- the software module can be located in a mature storage medium in the field such as random access memory, flash memory, read-only memory, programmable read-only memory, or electrically erasable programmable memory, registers.
- the storage medium is located in the memory, and the processor reads the information in the memory and completes the steps of the above method in combination with its hardware.
- the memory in the embodiment of the present application may be a volatile memory or a non-volatile memory, or may include both volatile and non-volatile memory.
- the non-volatile memory can be read-only memory (ROM), programmable read-only memory (programmable ROM, PROM), erasable programmable read-only memory (erasable PROM, EPROM), and electronic Erase programmable read-only memory (electrically EPROM, EEPROM) or flash memory.
- the volatile memory may be random access memory (RAM), which is used as an external cache.
- RAM random access memory
- static random access memory static random access memory
- dynamic RAM dynamic random access memory
- DRAM dynamic random access memory
- SDRAM synchronous dynamic random access memory
- double data rate synchronous dynamic random access memory double data rate SDRAM, DDR SDRAM
- enhanced synchronous dynamic random access memory enhanced SDRAM, ESDRAM
- serial link DRAM SLDRAM
- direct rambus RAM direct rambus RAM
- the computing device 1000 may further include a communication interface 1010 for communicating with other devices through a transmission medium, so that the device used in the computing device 1000 can communicate with other devices.
- the communication interface may be a transceiver, circuit, bus, module, or other type of communication interface.
- the transceiver when the communication interface is a transceiver, the transceiver may include an independent receiver and an independent transmitter; it may also be a transceiver with integrated transceiver functions, or an interface circuit.
- the computing device 1000 may also include a communication line 1040.
- the communication interface 1010, the processor 1020, and the memory 1030 may be connected to each other through a communication line 1040;
- the communication line 1040 may be a peripheral component interconnection standard (peripheral component interconnect, PCI for short) bus or an extended industry standard architecture (extended industry standard architecture) , Referred to as EISA) bus and so on.
- the communication line 1040 can be divided into an address bus, a data bus, a control bus, and the like. For ease of representation, only one thick line is used in FIG. 10 to represent, but it does not mean that there is only one bus or one type of bus.
- embodiments of the present invention also provide a computer-readable non-volatile storage medium, including computer-readable instructions.
- the computer reads and executes the computer-readable instructions, the computer executes the above-mentioned region-based The method of communication between IOT devices of the block chain.
- the embodiments of the present application provide a computer program product containing instructions, which when run on a computer, cause the computer to execute the above-mentioned blockchain-based inter-IOT device communication method.
- These computer program instructions can also be stored in a computer-readable memory that can guide a computer or other programmable data processing equipment to work in a specific manner, so that the instructions stored in the computer-readable memory produce an article of manufacture including the instruction device.
- the device implements the functions specified in one process or multiple processes in the flowchart and/or one block or multiple blocks in the block diagram.
- These computer program instructions can also be loaded on a computer or other programmable data processing equipment, so that a series of operation steps are executed on the computer or other programmable equipment to produce computer-implemented processing, so as to execute on the computer or other programmable equipment.
- the instructions provide steps for implementing functions specified in a flow or multiple flows in the flowchart and/or a block or multiple blocks in the block diagram.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Computing Systems (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (17)
- 一种基于区块链的物联网IOT设备间通信的方法,其特征在于,适用于包括路由链和至少一个分组链的联盟链;所述方法包括:接收第一IOT设备的获取请求;所述获取请求用于获取第二IOT设备的第一数据;根据所述获取请求,通过所述路由链确定所述第二IOT设备所属的分组链;所述路由链用于在确定所述第一IOT设备通过第一身份验证后返回所述第二IOT设备所属的分组链;根据所述获取请求,通过所述第二IOT设备所属的分组链获取所述获取请求的应答响应;所述第二IOT设备所属的分组链用于在确定所述第一IOT设备通过第二身份验证后,返回所述获取请求的应答响应;所述应答响应用于获取所述第一数据。
- 如权利要求1所述的方法,其特征在于,所述路由链设置有第一智能合约;所述根据所述获取请求,通过所述路由链确定所述第二IOT设备所属的分组链,包括:根据所述获取请求,调用所述第一智能合约,通过所述第一智能合约确定所述第一IOT设备为经过所述路由链认证的IOT设备,并通过所述第一智能合约确定所述第二IOT设备所属的分组链。
- 如权利要求1所述的方法,其特征在于,所述分组链设置有归属于所述分组链的各IOT设备的第二智能合约;所述根据所述获取请求,通过所述第二IOT设备所属的分组链获取所述获取请求的应答响应,包括:根据所述获取请求,调用所述第二IOT设备的第二智能合约,通过所述第二IOT设备的第二智能合约确定所述第一IOT设备具有访问所述第二IOT设备的权限,并通过所述第二IOT设备的第二智能合约得到所述应答响应。
- 如权利要求1至3任一项所述的方法,其特征在于,所述应答响应为所述第一数据的哈希值;所述第一数据的哈希值是所述第二IOT设备将所述第一数据存储至分布式存储***后,所述分布式存储***返回的哈希值。
- 如权利要求4所述的方法,其特征在于,所述方法还包括:接收所述第二IOT设备发送的上链请求;所述上链请求包括所述第二IOT设备的第二数据的哈希值;根据所述上链请求,通过所述路由链确定所述第二IOT设备所属的分组链;根据所述上链请求,通过所述第二IOT设备所属的分组链存储所述第二数据的哈希值。
- 如权利要求4所述的方法,其特征在于,在所述接收第一IOT设备的获取请求之前,还包括:接收所述第一IOT设备发送的注册请求;根据所述注册请求,通过所述路由链对所述第一IOT设备的IOT设备ID进行认证,并在认证通过后,确定所述第一IOT设备的身份证书及所述第一IOT设备所属的分组链;通过所述第一IOT设备所属的分组链确定所述第一IOT设备的第二智能合约;将所述第一IOT设备的身份证书及所述第一IOT设备所属的分组链的信息存储至所述第一智能合约中;所述第一IOT设备所属的分组链的信息中记录有所述第一IOT设备的第二智能合约在所属的分组链中的地址。
- 如权利要求6所述的方法,其特征在于,所述第一智能合约中记录有IOT设备的服务类型、IOT设备所属网络ID、IOT设备所属的分组链ID的对应关系,以及IOT设备所属的分组链ID、IOT设备ID与IOT设备的第二智能合约在所属的分组链中的地址的对应关系;所述第二智能合约中记录有IOT设备ID、时间戳和IOT设备的数据的哈希值的对应关系。
- 一种基于区块链的物联网IOT设备间通信的装置,其特征在于,适用于包括路由链和至少一个分组链的联盟链;所述装置包括:接收单元,用于接收第一IOT设备的获取请求;所述获取请求用于获取第二IOT设备的第一数据;处理单元,用于根据所述获取请求,通过所述路由链确定所述第二IOT设备所属的分组链;所述路由链用于在确定所述第一IOT设备通过第一身份验证后返回所述第二IOT设备所属的分组链;所述处理单元,还用于根据所述获取请求,通过所述第二IOT设备所属的分组链获取所述获取请求的应答响应;所述第二IOT设备所属的分组链用于在确定所述第一IOT设备通过第二身份验证后,返回所述获取请求的应答响应;所述应答响应用于获取所述第一数据。
- 如权利要求8所述的装置,其特征在于,所述路由链设置有第一智能合约;所述处理单元,具体用于:根据所述获取请求,调用所述第一智能合约,通过所述第一智能合约确定所述第一IOT设备为经过所述路由链认证的IOT设备,并通过所述第一智能合约确定所述第二IOT设备所属的分组链。
- 如权利要求8所述的装置,其特征在于,所述分组链设置有归属于所述分组链的各IOT设备的第二智能合约;所述处理单元,具体用于:根据所述获取请求,调用所述第二IOT设备的第二智能合约,通过所述第二IOT设备的第二智能合约确定所述第一IOT设备具有访问所述第二IOT设备的权限,并通过所述第二IOT设备的第二智能合约得到所述应答响应。
- 如权利要求8至10任一项所述的装置,其特征在于,所述应答响应为所述第一数据的哈希值;所述第一数据的哈希值是所述第二IOT设备将所述第一数据存储至分布式存储***后,所述分布式存储***返回的哈希值。
- 如权利要求11所述的装置,其特征在于,所述处理单元,还用于:控制所述接收单元接收所述第二IOT设备发送的上链请求;所述上链请求包括所述第二IOT设备的第二数据的哈希值;根据所述上链请求,通过所述路由链确定所述第二IOT设备所属的分组链;根据所述上链请求,通过所述第二IOT设备所属的分组链存储所述第二数据的哈希值。
- 如权利要求11所述的装置,其特征在于,所述处理单元,还用于:在控制所述接收单元接收第一IOT设备的获取请求之前,接收所述第一IOT设备发送的注册请求;根据所述注册请求,通过所述路由链对所述第一IOT设备的IOT设备ID进行认证,并在认证通过后,确定所述第一IOT设备的身份证书及所述第一IOT设备所属的分组链;通过所述第一IOT设备所属的分组链确定所述第一IOT设备的第二智能合约;将所述第一IOT设备的身份证书及所述第一IOT设备所属的分组链的信息存储至所述第一智能合约中;所述第一IOT设备所属的分组链的信息中记录有所述第一IOT设备的第二智能合约在所属的分组链中的地址。
- 如权利要求13所述的装置,其特征在于,所述第一智能合约中记录有IOT设备的服务类型、IOT设备所属网络ID、IOT设备所属的分组链ID的对应关系,以及IOT设备所属的分组链ID、IOT设备ID与IOT设备的第二智能合约在所属的分组链中的地址的对应关系;所述第二智能合约中记录有IOT设备ID、时间戳和IOT设备的数据的哈希值的对应关系。
- 一种计算设备,其特征在于,包括:存储器,用于存储程序指令;处理器,用于调用所述存储器中存储的程序指令,按照获得的程序执行权利要求1至7任一项所述的方法。
- 一种计算机可读非易失性存储介质,其特征在于,包括计算机可读指令,当计算机读取并执行所述计算机可读指令时,使得计算机执行如权利要求1至7任一项所述的方法。
- 一种计算机程序产品,其特征在于,所述计算机程序产品包括存储在非暂态计算机可读存储介质上的计算程序,所述计算机程序包括程序指令,当所述程序指令被计算机执行时,使所述计算机执行权利要求1至7任一所述方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910509596.0 | 2019-06-13 | ||
CN201910509596.0A CN110278255B (zh) | 2019-06-13 | 2019-06-13 | 一种基于区块链的物联网iot设备间通信的方法及装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2020248981A1 true WO2020248981A1 (zh) | 2020-12-17 |
Family
ID=67960765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/CN2020/095199 WO2020248981A1 (zh) | 2019-06-13 | 2020-06-09 | 一种基于区块链的物联网iot设备间通信的方法及装置 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN110278255B (zh) |
WO (1) | WO2020248981A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113297618A (zh) * | 2021-05-28 | 2021-08-24 | 广东工业大学 | 基于区块链的抗攻击访问控制方法、***、设备及介质 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110278255B (zh) * | 2019-06-13 | 2021-10-15 | 深圳前海微众银行股份有限公司 | 一种基于区块链的物联网iot设备间通信的方法及装置 |
CN113206817B (zh) * | 2020-02-03 | 2022-07-12 | 中移物联网有限公司 | 一种设备连接确认方法和区块链网络 |
CN111600896A (zh) * | 2020-05-21 | 2020-08-28 | 昆明大棒客科技有限公司 | 基于aws云平台的数据上链方法、装置、设备及*** |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180254905A1 (en) * | 2015-11-30 | 2018-09-06 | Sam Gu Chun | Iot-based things management system and method using block-chain authentication |
CN108540536A (zh) * | 2018-03-16 | 2018-09-14 | 深圳前海微众银行股份有限公司 | 基于区块链的网络海量业务处理方法、设备及存储介质 |
CN109446830A (zh) * | 2018-11-13 | 2019-03-08 | 中链科技有限公司 | 基于区块链的数据中心环境信息处理方法及装置 |
CN109492380A (zh) * | 2019-01-11 | 2019-03-19 | 四川虹微技术有限公司 | 一种设备认证方法、装置及区块链节点 |
CN110278255A (zh) * | 2019-06-13 | 2019-09-24 | 深圳前海微众银行股份有限公司 | 一种基于区块链的物联网iot设备间通信的方法及装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10298396B1 (en) * | 2015-11-10 | 2019-05-21 | Wells Fargo Bank, N.A. | Identity management service via virtual passport |
US10679215B2 (en) * | 2016-02-22 | 2020-06-09 | Bank Of America Corporation | System for control of device identity and usage in a process data network |
CN107306183B (zh) * | 2016-04-22 | 2021-12-21 | 索尼公司 | 客户端、服务端、方法和身份验证*** |
CN107592293A (zh) * | 2017-07-26 | 2018-01-16 | 阿里巴巴集团控股有限公司 | 区块链节点间通讯方法、数字证书管理方法、装置和电子设备 |
CN107682331B (zh) * | 2017-09-28 | 2020-05-12 | 复旦大学 | 基于区块链的物联网身份认证方法 |
US20190114637A1 (en) * | 2017-10-13 | 2019-04-18 | John D. Rome | Method and system to unlock account access via effort metrics |
CN108521418B (zh) * | 2018-04-04 | 2020-08-18 | 广州广电运通金融电子股份有限公司 | 一种融合区块链及生物特征识别的身份认证方法和*** |
CN108632268B (zh) * | 2018-04-28 | 2021-04-09 | 腾讯科技(深圳)有限公司 | 区块链访问的鉴权方法和装置、存储介质、电子装置 |
CN109033406B (zh) * | 2018-08-03 | 2020-06-05 | 上海点融信息科技有限责任公司 | 用于搜索区块链数据的方法、装置及存储介质 |
CN109583184B (zh) * | 2018-10-09 | 2020-08-04 | 阿里巴巴集团控股有限公司 | 身份验证方法及装置和电子设备 |
CN109447643B (zh) * | 2018-10-31 | 2022-12-20 | ***股份有限公司 | 一种基于区块链的数据共享***及数据共享方法 |
CN109815657B (zh) * | 2018-12-14 | 2022-10-28 | 深圳壹账通智能科技有限公司 | 基于联盟链的身份认证方法、装置、计算机可读存储介质及终端设备 |
CN109617896B (zh) * | 2018-12-28 | 2021-07-13 | 浙江省公众信息产业有限公司 | 一种基于智能合约的物联网访问控制方法和*** |
-
2019
- 2019-06-13 CN CN201910509596.0A patent/CN110278255B/zh active Active
-
2020
- 2020-06-09 WO PCT/CN2020/095199 patent/WO2020248981A1/zh active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20180254905A1 (en) * | 2015-11-30 | 2018-09-06 | Sam Gu Chun | Iot-based things management system and method using block-chain authentication |
CN108540536A (zh) * | 2018-03-16 | 2018-09-14 | 深圳前海微众银行股份有限公司 | 基于区块链的网络海量业务处理方法、设备及存储介质 |
CN109446830A (zh) * | 2018-11-13 | 2019-03-08 | 中链科技有限公司 | 基于区块链的数据中心环境信息处理方法及装置 |
CN109492380A (zh) * | 2019-01-11 | 2019-03-19 | 四川虹微技术有限公司 | 一种设备认证方法、装置及区块链节点 |
CN110278255A (zh) * | 2019-06-13 | 2019-09-24 | 深圳前海微众银行股份有限公司 | 一种基于区块链的物联网iot设备间通信的方法及装置 |
Non-Patent Citations (1)
Title |
---|
ZHOU, WEI: "Research on Security Authentication Method for Internet of Things", INFORMATION SCIENCE AND TECHNOLOGY, CHINESE MASTER’S THESES FULL-TEXT DATABASE, no. 05, 15 May 2019 (2019-05-15), pages 1 - 80, XP055764484, ISSN: 1674-0246 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113297618A (zh) * | 2021-05-28 | 2021-08-24 | 广东工业大学 | 基于区块链的抗攻击访问控制方法、***、设备及介质 |
Also Published As
Publication number | Publication date |
---|---|
CN110278255B (zh) | 2021-10-15 |
CN110278255A (zh) | 2019-09-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2020248981A1 (zh) | 一种基于区块链的物联网iot设备间通信的方法及装置 | |
WO2021047445A1 (zh) | 区块链网络中的数据处理方法、装置、存储介质和计算机设备 | |
CN111010382B (zh) | 在区块链网络中处理数据请求的方法和装置 | |
CN110933187B (zh) | 基于区块链共识加密机制的物联网数据传输*** | |
US20190312877A1 (en) | Block chain mining method, device, and node apparatus | |
CN110266764B (zh) | 基于网关的内部服务调用方法、装置及终端设备 | |
CN108810137A (zh) | 一种联盟区块链*** | |
DE112019003309T5 (de) | Vorrichtung für einen sicheren sendungsempfang mit delegierungskette | |
CN107493280A (zh) | 用户认证的方法、智能网关及认证服务器 | |
CN103384237A (zh) | 一种共享IaaS业务云账号的方法、及共享平台和网络装置 | |
CN111800410B (zh) | 基于区块链的数据访问控制方法、电子设备和存储介质 | |
CN110992178A (zh) | 区块链节点的验证方法、装置、计算机设备及存储介质 | |
CN110445765B (zh) | 基于区块链的数据共享方法、终端设备及介质 | |
CN113255014B (zh) | 一种基于区块链的数据处理方法以及相关设备 | |
CN110908812A (zh) | 业务数据处理方法、装置、可读存储介质和计算机设备 | |
DE102017122227A1 (de) | System, insbesondere authentizitätssystem | |
CN110933173A (zh) | 一种基于区块链技术的组网方法和装置 | |
CN110910110A (zh) | 一种数据处理方法、装置及计算机存储介质 | |
CN111260421B (zh) | 一种基于区块链的电子***管控方法及装置 | |
CN111970253A (zh) | Pep的配置方法、装置、电子设备和存储介质 | |
CN116382675A (zh) | 一种接口配置与调用方法、装置、***及介质 | |
CN113988787B (zh) | 网络配置方法及装置、存储介质 | |
CN112436946B (zh) | 一种基于区块链的通信授权方法、装置、设备和存储介质 | |
CN116192393A (zh) | 车辆管理的方法、装置、设备以及存储介质 | |
CN114722429A (zh) | 身份标识共享方法、装置、电子设备及可读存储介质 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 20822699 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20822699 Country of ref document: EP Kind code of ref document: A1 |
|
32PN | Ep: public notification in the ep bulletin as address of the adressee cannot be established |
Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC (EPO FORM 1205A DATED 09/08/2022) |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 20822699 Country of ref document: EP Kind code of ref document: A1 |