CN109495516A - Electric power internet-of-things terminal cut-in method based on block chain - Google Patents
Electric power internet-of-things terminal cut-in method based on block chain Download PDFInfo
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- CN109495516A CN109495516A CN201910011681.4A CN201910011681A CN109495516A CN 109495516 A CN109495516 A CN 109495516A CN 201910011681 A CN201910011681 A CN 201910011681A CN 109495516 A CN109495516 A CN 109495516A
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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
- H04L63/10—Network architectures or network communication protocols for network security for controlling access to devices or network resources
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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
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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
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- 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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
- H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
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- 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
- H04L9/3247—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 involving digital signatures
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Medical Informatics (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The present invention provides a kind of electric power internet-of-things terminal cut-in method based on block chain, comprising: electric power internet-of-things terminal to be accessed contacts host node, initiates certification request;Host node responds certification request, chooses the node composition certification group for meeting number of thresholds condition from block chain at random;The public key G and identity ID of electric power internet-of-things terminal to be accessed obtain digital signature ciphertext X, identity ID, terminal public value R and digital signature ciphertext X are sent to host node by private key encryption;Host node is packaged certification request information and is sent to certification group membership's node;Certification group runs PBFT common recognition algorithm, by the way that exchange authentication information, progress distributed authentication obtain authentication result, new block generated in block chain two-by-two between certification group node, returns to confirmation message to electric power internet-of-things terminal to be accessed;Electric power internet-of-things terminal returns to encrypted confirmation message to access gateway.Authentication security can be improved in the present invention, improves authentication efficiency.
Description
Technical field
The present invention relates to Internet of things node access authentication field, especially a kind of electric power internet-of-things terminal based on block chain
Cut-in method.
Background technique
Traditional terminal access authentication system is the management framework of centralization, and the certification request of great amount of terminals will lead to center
Internet resources and the computing resource consumption of node are excessive, meet the requirement of the following Internet of Things real-time, flexibility, therefore compel to be essential
Study a kind of safe and efficient distributed authentication method of flexibility and reliability and strategy.Block chain is substantially a decentralization
Distributed account book database has the characteristics that reciprocity main body, open and clear, secure communication, is difficult to tamper with and knows together in many ways, in gold
Melt, the fields such as logistics, the energy have been more and more widely used.Verifying, storage, maintenance and the transmission of data in block chain network
Etc. processes be all based on distributed system architecture realization, using mathematical method rather than central authority establishes the letter between node
Appoint, therefore block chain technology has preferable optimization function for the centralized architecture of Internet of Things.Utilize block chain decentralization
Feature can improve the standing state of data storage center, internet of things structure centralization, reduce Internet of Things to division center
It relies on, prevents the paralysis of the whole system as caused by the damage of division center.
Summary of the invention
It is an object of the present invention to overcome the shortcomings of the prior art and provide a kind of electric power Internet of Things based on block chain
Network termination cut-in method is a kind of inexpensive, efficient electric power internet-of-things terminal cut-in method.The technical side that the present invention uses
Case is:
A kind of electric power internet-of-things terminal cut-in method based on block chain, comprising:
Step S1, electric power internet-of-things terminal to be accessed contact host node, initiate certification request;
Step S2, host node respond certification request, and the node composition that selection meets number of thresholds condition from block chain at random is recognized
Card group;
Step S3, the public key G and identity ID of electric power internet-of-things terminal to be accessed obtain digital signature ciphertext by private key encryption
Identity ID, terminal public value R and digital signature ciphertext X are sent to host node by X;Host node seals certification request information
It fills and is sent to certification group membership's node;
Step S4, certification group runs PBFT and knows together algorithm, by exchange authentication information two-by-two between certification group node, in conjunction with waiting
The digital certificate information for entering electric power internet-of-things terminal carries out distributed authentication, obtains authentication result, generates and corresponds in block chain
The new block of electric power internet-of-things terminal to be accessed returns to confirmation message to electric power internet-of-things terminal to be accessed;
Step S5, electric power internet-of-things terminal return to encrypted confirmation message to access gateway, and certification terminates.
Specifically, in step S4, certification group runs PBFT common recognition algorithm and includes request, pre-preparation, preparation, submits four ranks
Section;
Request stage;
Host node receives entity authentication request to be accessed, carries out preliminary identification to certification request;Preliminary identification will certification after passing through
Solicited message is packaged;
The pre-preparation stage;
Certification request information after encapsulation is sent in certification group respectively by multicast mode from node by host node;Host node operation
Key in privacy sharing algorithm generates and distribution algorithms, generates certification shadow key, is sent to each node in certification group, wherein
Host node also saves a shadow key share;
Preparation stage;
After all nodes of certification group receive certification request and shadow key share, the recovery algorithms in privacy sharing algorithm are run,
Information is exchanged two-by-two, calculates authentication result;
Presentation stage;
All nodes of certification group submit authentication result and feed back to ingress waiting;Corresponding ingress waiting is formed in block chain
New block, the mode of new block general ledger in a distributed manner has recorded the access situation of new node.
Further, preliminary identification content includes request format, historical requests record, type of service.
Further, in step S3, terminal public value R is that one of electric power internet-of-things terminal generation to be accessed is random
Number.
The present invention has the advantages that
1. applying block chain technology in Trust transitivity, distributed computing and the characteristic that can not be distorted, suitable electric power object is devised
The access authentication algorithm of networked terminals.
2. this method is authenticated by multiple legitimate nodes instead of centralization authentication center CA, traditional collection can be significantly reduced
The communication of Chinese style authentication center and calculate pressure, be particularly suitable for the situation that a large amount of internet-of-things terminals concurrently access, reduce certification at
This, improves authentication security, improves authentication efficiency.
3. algorithm structure is succinct, versatile, the electric power internet of things service of compatible current mainstream, realize it is transparent, intelligent,
Efficiently, it reliably accesses.
4. can flexibly realize the business function such as access control, charging, integral excitation by disposing intelligent contract on block chain
Energy.
Detailed description of the invention
Fig. 1 is block design structural schematic diagram of the invention.
Fig. 2 is the network architecture schematic diagram of access authentication system of the invention.
Fig. 3 is cut-in method flow diagram of the invention.
Fig. 4 is certification group PBFT common recognition algorithm schematic diagram of the invention.
Specific embodiment
Below with reference to specific drawings and examples, the invention will be further described.
The present invention proposes a kind of electric power internet-of-things terminal cut-in method based on block chain, all legal electric power Internet of Things
In the block chain distribution account book that the access procedure of terminal node, which is stored in, can facilitate inquiry, can not distort;
1) block design is as shown in Figure 1.Block saves the turn-on time of node access service system, type of service, Permission Levels
And running state information;Block include block head and block body two parts, wherein block head include previous block hash value, when
Between the Composition of contents such as stamp, random number, target block hash value and Merkle root, formed by the hash value of front and back block traceable
Chain structure;Block body stores information required for access authentication, including internet-of-things terminal node ID, public key and certificate, fortune
Row state, turn-on time, type of service and Permission Levels;
2) network architecture of access authentication system is as shown in Fig. 2, the electric power internet-of-things terminal of legal access is different according to its configuration
It is divided into host node and from two class of node, safeguards an access authentication block chain jointly.Wherein, electric power internet of things service system is every
Secondary legal access forms a new block, and when new Internet of things node application is added, host node randomly chooses symbol from block chain
The legal access node for closing number of thresholds forms certification group, and certification group carries out distributed authentication by common recognition algorithm;It is successfully accessed
Internet of things node business function is realized by the intelligent contract disposed on chain;
3) the specific access authentication procedure of electric power internet-of-things terminal is as shown in Figure 3, comprising the following steps:
Step S1, electric power internet-of-things terminal to be accessed contact host node, initiate certification request;
Step S2, host node respond certification request, and the node composition that selection meets number of thresholds condition from block chain at random is recognized
Card group;
Step S3, the public key G and identity ID of electric power internet-of-things terminal to be accessed obtain digital signature ciphertext by private key encryption
Identity ID, terminal public value R and digital signature ciphertext X are sent to host node by X;Host node seals certification request information
It fills and is sent to certification group membership's node;
Terminal public value R is the random number that electric power internet-of-things terminal to be accessed generates;
Step S4, certification group runs PBFT and knows together algorithm, by exchange authentication information two-by-two between certification group node, in conjunction with waiting
The digital certificate information for entering electric power internet-of-things terminal carries out distributed authentication, obtains authentication result, generates and corresponds in block chain
The new block of electric power internet-of-things terminal to be accessed returns to confirmation message to electric power internet-of-things terminal to be accessed;
In this step, the digital certificate information on electric power internet-of-things terminal to be accessed can be sent to certification group, to authenticate a group knot
It closes the digital certificate information and carries out distributed authentication;
After the certification of this step passes through, electric power internet-of-things terminal to be accessed just has access to electric power Internet of Things;
Step S5, electric power internet-of-things terminal return to encrypted confirmation message to access gateway, and certification terminates;
Electric power internet-of-things terminal is successfully accessed electric power Internet of Things;
4) certification group operation PBFT common recognition algorithm includes request, pre-preparation, preparation, submits four-stage;
4-1) request stage;
Host node receives entity authentication request to be accessed, carries out preliminary identification to certification request, preliminary identification content includes request
Format, historical requests record, type of service etc. prevent malicious node frequent requests from accessing;Preliminary identification asks certification after passing through
Information is asked to be packaged;
4-2) the pre-preparation stage;
Host node by the certification request information after encapsulation by multicast mode be sent in certification group respectively from node 1,2 ... n;
Host node runs key generation and distribution algorithms in privacy sharing algorithm, generates certification shadow key, is sent in certification group
Each node, wherein host node also saves a shadow key share;
4-3) the preparation stage;
After all nodes of certification group receive certification request and shadow key share, the recovery algorithms in privacy sharing algorithm are run,
Information is exchanged two-by-two, calculates authentication result;
4-4) presentation stage;
All nodes of certification group submit authentication result and feed back to ingress waiting;Corresponding ingress waiting is formed in block chain
New block, the mode of new block general ledger in a distributed manner has recorded the access situation of new node;
After electric power Internet of things system forms new block by common recognition algorithm, new electric power internet-of-things terminal node is just provided with legal connect
Entering the voucher of system, the electric power internet-of-things terminal node of legal access carries out power network business access according to contract intelligent on chain,
Realize the functions such as service access, expense calculate and permission controls.
It should be noted last that the above specific embodiment is only used to illustrate the technical scheme of the present invention and not to limit it,
Although being described the invention in detail referring to example, those skilled in the art should understand that, it can be to the present invention
Technical solution be modified or replaced equivalently, without departing from the spirit and scope of the technical solution of the present invention, should all cover
In the scope of the claims of the present invention.
Claims (4)
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| CN201910011681.4A CN109495516A (en) | 2019-01-07 | 2019-01-07 | Electric power internet-of-things terminal cut-in method based on block chain |
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| CN201910011681.4A CN109495516A (en) | 2019-01-07 | 2019-01-07 | Electric power internet-of-things terminal cut-in method based on block chain |
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Cited By (28)
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| CN109981689A (en) * | 2019-04-29 | 2019-07-05 | 清华大学 | Cross-domain logical is isolated by force and safety access control method and device under scenes of internet of things |
| CN110049141A (en) * | 2019-05-24 | 2019-07-23 | 南京工程学院 | Internet of Things distributed authentication method and its framework based on block chain |
| CN110086821A (en) * | 2019-05-07 | 2019-08-02 | 国网江苏省电力有限公司无锡供电分公司 | The authentication method of electric power things-internet gateway and the access of electric power internet-of-things terminal based on block chain |
| CN110147668A (en) * | 2019-04-01 | 2019-08-20 | 深圳天顺智慧能源科技有限公司 | A kind of equipment authentication method and device based on block chain |
| CN110166184A (en) * | 2019-04-03 | 2019-08-23 | 特斯联(北京)科技有限公司 | A kind of distributed communication confirmation request management method and system |
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| CN112202812A (en) * | 2020-10-27 | 2021-01-08 | 中国联合网络通信集团有限公司 | Water conservancy Internet of things terminal access authentication method and system based on block chain |
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Cited By (39)
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| CN110147668A (en) * | 2019-04-01 | 2019-08-20 | 深圳天顺智慧能源科技有限公司 | A kind of equipment authentication method and device based on block chain |
| CN110166184A (en) * | 2019-04-03 | 2019-08-23 | 特斯联(北京)科技有限公司 | A kind of distributed communication confirmation request management method and system |
| CN110213230B (en) * | 2019-04-26 | 2020-01-31 | 特斯联(北京)科技有限公司 | network security verification method and device for distributed communication |
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| CN109981689A (en) * | 2019-04-29 | 2019-07-05 | 清华大学 | Cross-domain logical is isolated by force and safety access control method and device under scenes of internet of things |
| WO2020220627A1 (en) * | 2019-04-29 | 2020-11-05 | 清华大学 | Method and device for strong cross-domain logic isolation and secure access control in internet of things scenario |
| CN109981689B (en) * | 2019-04-29 | 2020-05-12 | 清华大学 | Cross-domain logical strong isolation and secure access control method and device in IoT scenario |
| CN110086821A (en) * | 2019-05-07 | 2019-08-02 | 国网江苏省电力有限公司无锡供电分公司 | The authentication method of electric power things-internet gateway and the access of electric power internet-of-things terminal based on block chain |
| CN110049141A (en) * | 2019-05-24 | 2019-07-23 | 南京工程学院 | Internet of Things distributed authentication method and its framework based on block chain |
| CN110324331A (en) * | 2019-06-28 | 2019-10-11 | 国电南瑞科技股份有限公司 | Power system security stability contorting terminal identity authentication method based on block chain |
| CN110324331B (en) * | 2019-06-28 | 2021-08-10 | 国电南瑞科技股份有限公司 | Block chain-based identity authentication method for safety and stability control terminal of power system |
| CN110505227A (en) * | 2019-08-23 | 2019-11-26 | 国网江苏省电力有限公司无锡供电分公司 | Blockchain-based power communication network access authentication method and device |
| CN110620820A (en) * | 2019-09-26 | 2019-12-27 | 国网山东省电力公司莱芜供电公司 | Ubiquitous power Internet of things intelligent management system |
| CN111131286B (en) * | 2019-12-30 | 2022-06-17 | 百度在线网络技术(北京)有限公司 | Access control method, device, equipment and medium for block link points |
| CN111131286A (en) * | 2019-12-30 | 2020-05-08 | 百度在线网络技术(北京)有限公司 | Access control method, device, equipment and medium for block link points |
| CN113497812A (en) * | 2020-03-18 | 2021-10-12 | 瑞昱半导体股份有限公司 | Internet of things network networking authentication system and method thereof |
| US12010251B2 (en) | 2020-04-07 | 2024-06-11 | Jiangsu Zhirong Energy Technology Co., Ltd. | Electric border gateway device and method for chaining and storage of sensing data based on the same |
| CN111478902B (en) * | 2020-04-07 | 2021-03-23 | 江苏润和智融科技有限公司 | Power edge gateway equipment and sensing data uplink storage method based on same |
| CN111478902A (en) * | 2020-04-07 | 2020-07-31 | 江苏润和智融科技有限公司 | Power edge gateway equipment and sensing data uplink storage method based on same |
| WO2021203733A1 (en) * | 2020-04-07 | 2021-10-14 | 江苏润和智融科技有限公司 | Power edge gateway device and device-based sensor data uplink storage method |
| CN111600884A (en) * | 2020-05-15 | 2020-08-28 | 北京光润通科技发展有限公司 | Network authentication smart card and method |
| CN112202812A (en) * | 2020-10-27 | 2021-01-08 | 中国联合网络通信集团有限公司 | Water conservancy Internet of things terminal access authentication method and system based on block chain |
| CN112637298A (en) * | 2020-12-15 | 2021-04-09 | 中国联合网络通信集团有限公司 | Authentication method and member node |
| WO2022143498A1 (en) * | 2020-12-29 | 2022-07-07 | 中国移动通信有限公司研究院 | Access control method and apparatus, and network-side device, terminal and blockchain node |
| CN112788117A (en) * | 2020-12-30 | 2021-05-11 | 北京八分量信息科技有限公司 | Authentication system arranged on internet node, block chain system and related product |
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| CN113794716A (en) * | 2021-09-14 | 2021-12-14 | 中钞信用卡产业发展有限公司杭州区块链技术研究院 | A terminal equipment network access authentication method, device, device and readable storage medium |
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