CN112615809A - Vehicle driving data management system and method based on block chain - Google Patents
Vehicle driving data management system and method based on block chain Download PDFInfo
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Abstract
The invention discloses a block chain-based vehicle driving data management system and a block chain-based vehicle driving data management method, wherein the block chain-based vehicle driving data management system comprises: the vehicle-mounted terminals are connected in the block chain and used for collecting and verifying vehicle running data, the vehicle-mounted terminals are provided with data protection devices and used for protecting the vehicle running data, the positions of the vehicle-mounted terminals in a distributed general ledger network formed by the block chain are equal, and each vehicle-mounted terminal is provided with a data protection device. According to the block chain-based vehicle driving data management system, a block chain service platform is built by using a block chain technology, the block chain service platform comprises a plurality of vehicle-mounted terminals which are connected to a block chain and used for collecting and verifying vehicle driving data, and each vehicle-mounted terminal is provided with a data protection device, so that the vehicle driving data can be effectively protected; the anonymity, the non-falsification, the high transparency and the like of the block chain technology are utilized, so that the safety and the reliability of the vehicle driving data are improved.
Description
Technical Field
The invention relates to the technical field of data, in particular to a block chain-based vehicle driving data management system and a block chain-based vehicle driving data management method.
Background
In the related art, with the continuous development of the internet of vehicles, the importance of big data of the internet of vehicles becomes more and more obvious. The analysis of the vehicle driving data can provide a business decision basis for a research and development department and a quality department of a vehicle factory, help the vehicle factory to deeply observe users, improve the operation efficiency, and realize accurate marketing and business innovation.
However, how to safely and efficiently collect, transmit and store data is a problem that needs to be solved urgently in the field.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. To this end, it is an object of the present invention to provide a block chain-based vehicle driving data management system, which is advantageous for improving the safety and reliability of vehicle driving data.
Another object of the present invention is to provide a block chain-based vehicle driving data management method.
The block chain-based vehicle travel data management system according to an embodiment of the first aspect of the invention includes: the vehicle-mounted terminal is connected in the block chain and used for collecting and verifying vehicle running data, a data protection device is installed on the vehicle-mounted terminal and used for protecting the vehicle running data, the vehicle-mounted terminal comprises a plurality of vehicle-mounted terminals, the positions of the plurality of vehicle-mounted terminals in a distributed general ledger network formed by the block chain are equal, and each vehicle-mounted terminal is provided with the data protection device.
According to the block chain-based vehicle driving data management system provided by the embodiment of the invention, a block chain service platform is built by using a block chain technology, the block chain service platform comprises a plurality of vehicle-mounted terminals which are connected to a block chain and used for collecting and verifying vehicle driving data, and each vehicle-mounted terminal is provided with a data protection device, so that the vehicle driving data can be effectively protected; meanwhile, the characteristics of anonymity, non-falsification, high transparency and the like of the block chain technology are utilized, so that the safety and the reliability of the vehicle driving data are improved.
In addition, the block chain-based vehicle travel data management system according to the above embodiment of the present invention has the following additional technical features:
according to some embodiments of the invention, the operation parties of the vehicle-mounted terminal include individuals, car enterprises, insurance companies and traffic management departments.
According to some embodiments of the invention, the vehicle driving data includes at least one of driving mileage, vehicle speed, number of brakes, remaining fuel amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
According to some embodiments of the invention, the data protection device comprises: the encryption module is used for encrypting the driving data to be transmitted to form encrypted vehicle driving data; the communication module is used for transmitting encrypted vehicle driving data with the block chain; the storage module is used for storing vehicle running data of the vehicle-mounted terminal; the protocol module is used for establishing a data transceiving protocol with the block chain; and the interface module is used for calling the vehicle running data management system based on the block chain by the block chain and at least one vehicle-mounted terminal.
Further, the data protection device further comprises: the judgment module is used for judging whether the encrypted vehicle driving data are changed or not; and the verification module is used for sending a request for verifying whether the encrypted vehicle driving data is changed or not by all other on-line vehicle-mounted terminals connected to the block chain.
A block chain-based vehicle travel data management method according to an embodiment of a second aspect of the present invention includes: step S10: the vehicle-mounted terminal processes vehicle running data protection to obtain protected vehicle running data of the vehicle running data; step S20: the vehicle-mounted terminal writes the protected vehicle driving data into a block chain, and utilizes the consensus process of the block chain to carry out overall network release; and step S30: and other vehicle-mounted terminals connected to the block chain receive and store the protective vehicle driving data.
In addition, the block chain-based vehicle travel data management method according to the above-described embodiment of the present invention has the following additional technical features:
further, the protecting the vehicle travel data includes performing encryption processing on the vehicle travel data.
According to some embodiments of the present invention, the encrypted vehicle travel data includes a data signature of the in-vehicle terminal, a Hash value of the vehicle travel data, and a time stamp of the vehicle travel data subjected to the encryption processing.
According to some embodiments of the present invention, the block chain-based vehicle travel data management method further includes: step S40: before the encrypted vehicle running data of the vehicle-mounted terminal is called, other user terminals connected to the block chain verify whether the encrypted running data is changed.
According to some embodiments of the invention, the vehicle driving data is set to include at least one of a driving mileage, a vehicle speed, a number of brakes, a remaining oil amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a block diagram representation of a blockchain based vehicle travel data management system according to an embodiment of the present invention;
FIG. 2 is a block diagram illustrating a data protection apparatus in the block chain based vehicle travel data management system of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is another block diagram illustrating a data protection device in the block chain based vehicle travel data management system of FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic block diagram of a data protection apparatus in the block chain based vehicle travel data management system of FIG. 1 according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of the blockchain-based vehicle travel data management system of FIG. 1 in accordance with an embodiment of the present invention;
FIG. 6 is a flowchart of a block chain based vehicle travel data management method according to an embodiment of the present invention;
fig. 7 is a flowchart of a block chain-based vehicle travel data management method according to another embodiment of the present invention.
Reference numerals:
a block chain-based vehicle travel data management system 1000;
the in-vehicle terminal 100;
a data protection device 200; an encryption module 210; a communication module 220; a storage module 230; a protocol module 240; an interface module 250; a determination module 260; a verification module 270.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the related technology, a driving behavior data management system based on the internet of vehicles exists in the current market, but during implementation, the protection processing of sensitive data is lacked, the safety of the data is difficult to guarantee, and the problems of difficult data exchange among different organizations and the like exist. How to manage vehicle driving data safely, efficiently and reliably is an unsolved problem in the field.
Blockchain techniques generally refer to techniques for collectively maintaining a reliable database through decentralization and distrust. In fact, the blockchain technology is not a single and completely new technology, but is the result of the integration of various existing technologies (such as encryption algorithm, P2P file transmission, etc.), and these technologies are combined with the database skillfully to form a new data recording, transferring, storing and presenting way. In brief, the block chain technique is a technique in which people participate in recording and storing information together.
A block chain-based vehicle travel data management system 1000 according to an embodiment of the present invention is described below with reference to fig. 1 to 5.
Referring to fig. 1 and 5, a block chain-based vehicle travel data management system 1000 according to an embodiment of a first aspect of the present invention includes: the vehicle-mounted terminal 100 is connected to a block chain and used for collecting and verifying vehicle driving data, the vehicle-mounted terminal 100 is provided with a data protection device 200, the data protection device 200 is used for protecting the vehicle driving data, the vehicle-mounted terminal 100 comprises a plurality of vehicle-mounted terminals 100, the positions of the plurality of vehicle-mounted terminals 100 in a distributed general ledger network formed by the block chain are equal, and each vehicle-mounted terminal 100 is provided with the data protection device 200. Therefore, by installing the data protection device 200 on the vehicle-mounted terminal 100, effective protection of the vehicle driving data can be realized, thereby being beneficial to improving the safety and reliability of the vehicle driving data.
According to the block chain-based vehicle driving data management system 1000 of the embodiment of the invention, a block chain service platform is built by using a block chain technology, the block chain service platform comprises a plurality of vehicle-mounted terminals 100 which are connected to a block chain and used for collecting and verifying vehicle driving data, and each vehicle-mounted terminal 100 is provided with a data protection device 200, so that effective protection of the vehicle driving data can be realized; meanwhile, the characteristics of anonymity, non-falsification, high transparency and the like of the block chain technology are utilized, so that the safety and the reliability of the vehicle driving data are improved.
According to some embodiments of the present invention, the operation parties of the in-vehicle terminal 100 include individuals, car enterprises, insurance companies, and traffic management departments. For example, in some alternative embodiments of the present invention, the operator of the in-vehicle terminal 100 may be an individual; in some optional embodiments of the present invention, the operation party of the vehicle-mounted terminal 100 may be; in some optional embodiments of the present invention, the operator of the in-vehicle terminal 100 may be an insurance company; in some alternative embodiments of the present invention, the operation party of the vehicle-mounted terminal 100 may be a traffic management department or the like.
According to some embodiments of the invention, the vehicle driving data includes at least one of driving mileage, vehicle speed, number of brakes, remaining fuel amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
For example, and without limitation, in some alternative embodiments of the present invention, the vehicle driving data may include the driving mileage, the vehicle speed, the number of braking operations, the remaining oil amount, and the like of the vehicle; of course, in some alternative embodiments of the present invention, the vehicle driving data may include driving violation information, personal drunk driving information, road traffic light information, and the like.
Referring to fig. 2, the data protection apparatus 200 may include: an encryption module 210, a communication module 220, and a storage module 230.
Specifically, the encryption module 210 may be configured to encrypt the driving data to be transmitted to form encrypted vehicle driving data; the communication module 220 may be configured to communicate encrypted vehicle travel data with a blockchain; the storage module 230 may be used to store vehicle driving data of the in-vehicle terminal.
According to the block chain-based vehicle driving data management system 1000 of the embodiment of the invention, a block chain service platform is built by using a block chain technology, and comprises a plurality of vehicle-mounted terminals which are connected to a block chain and used for collecting and verifying vehicle driving data, wherein each vehicle-mounted terminal is provided with a data protection device 200, each data protection device 200 comprises an encryption module 210, a communication module 220 and a storage module 230, wherein the encryption module 210 is used for encrypting driving data to be transmitted to form encrypted vehicle driving data; the communication module 220 is configured to perform encrypted data transmission with a blockchain; the storage module 230 is used for storing vehicle running data of the vehicle-mounted terminal. Therefore, the safety and the reliability of the vehicle driving data are improved.
The present invention is not limited thereto, and referring to fig. 3, in some embodiments of the present invention, the data protection apparatus 200 may further include: a protocol module 240 and an interface module 250.
Specifically, the protocol module 240 may be configured to establish a data transceiving protocol with a blockchain; the interface module 250 may be used for the blockchain and at least one vehicle-mounted terminal to call the blockchain-based vehicle driving data management system.
Further, referring to fig. 4, the data protection apparatus 200 further includes: a determination module 260 and a verification module 270.
Specifically, the determination module 260 may be configured to determine whether the encrypted vehicle driving data is changed; the verification module 270 may be configured to send a request for verifying whether the encrypted vehicle driving data is changed to all other on-line vehicle terminals connected to the block chain.
Referring to fig. 5, the block chain-based vehicle driving data management system 1000 according to an embodiment of the present invention includes a plurality of vehicle-mounted terminals 100 connected in a block chain for collecting and verifying credit data, each vehicle-mounted terminal 100 having a data protection device 200 mounted thereon, the data protection device 200 including an encryption module 210, a communication module 220, a storage module 230, a protocol module 240, an interface module 250, a verification module 260, and a determination module 270.
The encryption module 210 may encrypt the vehicle driving to be transmitted, so as to form encrypted vehicle driving data. The communication module 220 is responsible for transmitting the encrypted vehicle driving data with the blockchain. The storage module 230 stores vehicle travel data of the in-vehicle terminal itself and other encrypted vehicle travel data transmitted by the block chain. The protocol module 240 establishes a data transceiving protocol with the blockchain. The interface module 250 is used for the block chain and at least one vehicle-mounted terminal to call the block chain-based vehicle driving data management system 1000 of the present invention.
According to the block chain-based vehicle driving data management system 1000 of the embodiment of the invention, the safety and reliability of the acquired data can be ensured, and the data information related to vehicle driving, which is required by a demand party, can be conveniently acquired.
A specific embodiment of a block chain-based vehicle travel data management system according to the present invention will be described below with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 1 and 5, a block chain-based vehicle travel data management system 1000 according to an embodiment of a first aspect of the present invention includes: the vehicle-mounted terminal 100 is connected to a block chain and used for collecting and verifying vehicle driving data, the vehicle-mounted terminal 100 is provided with a data protection device 200, the data protection device 200 is used for protecting the vehicle driving data, the vehicle-mounted terminal 100 comprises a plurality of vehicle-mounted terminals 100, the positions of the plurality of vehicle-mounted terminals 100 in a distributed general ledger network formed by the block chain are equal, and each vehicle-mounted terminal 100 is provided with the data protection device 200. Therefore, by installing the data protection device 200 on the vehicle-mounted terminal 100, effective protection of the vehicle driving data can be realized, thereby being beneficial to improving the safety and reliability of the vehicle driving data.
According to the block chain-based vehicle driving data management system 1000 of the embodiment of the invention, a block chain service platform is built by using a block chain technology, the block chain service platform comprises a plurality of vehicle-mounted terminals 100 which are connected to a block chain and used for collecting and verifying vehicle driving data, and each vehicle-mounted terminal 100 is provided with a data protection device 200, so that effective protection of the vehicle driving data can be realized; meanwhile, the characteristics of anonymity, non-falsification, high transparency and the like of the block chain technology are utilized, so that the safety and the reliability of the vehicle driving data are improved.
According to some embodiments of the present invention, the operation parties of the in-vehicle terminal 100 include individuals, car enterprises, insurance companies, and traffic management departments. For example, in some alternative embodiments of the present invention, the operator of the in-vehicle terminal 100 may be an individual; in some optional embodiments of the present invention, the operation party of the vehicle-mounted terminal 100 may be; in some optional embodiments of the present invention, the operator of the in-vehicle terminal 100 may be an insurance company; in some alternative embodiments of the present invention, the operation party of the vehicle-mounted terminal 100 may be a traffic management department or the like.
According to some embodiments of the invention, the vehicle driving data includes at least one of driving mileage, vehicle speed, number of brakes, remaining fuel amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
For example, and without limitation, in some alternative embodiments of the present invention, the vehicle driving data may include the driving mileage, the vehicle speed, the number of braking operations, the remaining oil amount, and the like of the vehicle; of course, in some alternative embodiments of the present invention, the vehicle driving data may include driving violation information, personal drunk driving information, road traffic light information, and the like.
Referring to fig. 2, the data protection apparatus 200 may include: an encryption module 210, a communication module 220, and a storage module 230.
Specifically, the encryption module 210 may be configured to encrypt the driving data to be transmitted to form encrypted vehicle driving data; the communication module 220 may be configured to communicate encrypted vehicle travel data with a blockchain; the storage module 230 may be used to store vehicle driving data of the in-vehicle terminal.
According to the block chain-based vehicle driving data management system 1000 of the embodiment of the invention, a block chain service platform is built by using a block chain technology, and comprises a plurality of vehicle-mounted terminals which are connected to a block chain and used for collecting and verifying vehicle driving data, wherein each vehicle-mounted terminal is provided with a data protection device 200, each data protection device 200 comprises an encryption module 210, a communication module 220 and a storage module 230, wherein the encryption module 210 is used for encrypting driving data to be transmitted to form encrypted vehicle driving data; the communication module 220 is configured to perform encrypted data transmission with a blockchain; the storage module 230 is used for storing vehicle running data of the vehicle-mounted terminal. Therefore, the safety and the reliability of the vehicle driving data are improved.
Example two:
the second embodiment is substantially the same as the first embodiment, except that, in the second embodiment, referring to fig. 3, in some embodiments of the present invention, the data protection apparatus 200 may further include: a protocol module 240 and an interface module 250.
Specifically, the protocol module 240 may be configured to establish a data transceiving protocol with a blockchain; the interface module 250 may be used for the blockchain and at least one vehicle-mounted terminal to call the blockchain-based vehicle driving data management system.
Example three:
the third embodiment is substantially the same as the second embodiment, except that in the third embodiment, further referring to fig. 4, the data protection apparatus 200 further includes: a determination module 260 and a verification module 270.
Specifically, the determination module 260 may be configured to determine whether the encrypted vehicle driving data is changed; the verification module 270 may be configured to send a request for verifying whether the encrypted vehicle driving data is changed to all other on-line vehicle terminals connected to the block chain.
As shown in fig. 5, a vehicle driving data management system 1000 based on the block chain technology according to an embodiment of the present invention includes: the vehicle-mounted terminals 100 are connected to a plurality of block chains, the vehicle-mounted terminals 100 have equal positions in a distributed general ledger network formed by the block chains, an operator of the vehicle driving data management system 1000 based on the block chains may include a vehicle enterprise, an insurance company, a transportation department and the like, and the vehicle-mounted terminals 100 transmit vehicle driving data such as driving mileage, vehicle speed, braking times, remaining oil amount and the like of a vehicle to the block chains. In fig. 5, the form of the vehicle-mounted terminal is exemplified by a vehicle machine and a cloud end providing a block chain cloud service.
Each vehicle-mounted terminal 100 is provided with a data protection device 200, and the data protection device 200 includes an encryption module 210, a communication module 220, a storage module 230, a protocol module 240, an interface module 250, a verification module 260, and a determination module 270.
The encryption module 210 may encrypt the vehicle driving to be transmitted, so as to form encrypted vehicle driving data. The communication module 220 is responsible for transmitting the encrypted vehicle driving data with the blockchain. The storage module 230 stores vehicle travel data of the in-vehicle terminal itself and other encrypted vehicle travel data transmitted by the block chain. The protocol module 240 establishes a data transceiving protocol with the blockchain. The interface module 250 is used for the block chain and at least one vehicle-mounted terminal to call the vehicle driving data management system based on the block chain technology.
Thus, the in-vehicle terminal 100 completes transmission of the encrypted vehicle travel data corresponding to the vehicle travel data thereof, and the other in-vehicle terminals connected to the block chain complete storage of the encrypted vehicle travel data. When the target vehicle driving data needs to be called, the verification module 260 is used for sending a request for verifying whether the encrypted vehicle driving data is changed to all other on-line vehicle-mounted terminals connected to the block chain, and the judgment module 270 mounted on the other vehicle-mounted terminals can judge whether the encrypted vehicle driving data is changed.
According to the block chain-based vehicle driving data management system 1000 of the embodiment of the invention, the safety and reliability of the acquired data can be ensured, and the data information related to vehicle driving, which is required by a demand party, can be conveniently acquired.
Referring to fig. 6 in combination with fig. 5, a block chain-based vehicle travel data management method according to an embodiment of a second aspect of the present invention includes: step S10: the vehicle-mounted terminal carries out protection processing on vehicle running data to obtain protected vehicle running data of the vehicle running data; step S20: the vehicle-mounted terminal writes the protected vehicle driving data into a block chain, and utilizes the consensus process of the block chain to carry out overall network release; and step S30: and other vehicle-mounted terminals connected to the block chain receive and store the protective vehicle driving data.
According to the block chain-based vehicle driving data management method, the vehicle driving data can be protected through the vehicle-mounted terminal, so that the protected vehicle driving data of the vehicle driving data can be obtained; the vehicle-mounted terminal can write the protected vehicle driving data into a block chain, and the block chain consensus process is utilized to carry out overall network release; and other vehicle-mounted terminals connected to the block chain can receive and store the protective vehicle driving data. Therefore, effective protection of the vehicle driving data can be achieved, and safety and reliability of the vehicle driving data are improved.
Further, the protecting the vehicle travel data includes performing encryption processing on the vehicle travel data.
According to some embodiments of the present invention, the encrypted vehicle travel data includes a data signature of the in-vehicle terminal, a Hash value of the vehicle travel data, and a time stamp of the vehicle travel data subjected to the encryption processing.
For example, in some alternative embodiments of the present invention, the encrypted vehicle travel data may include a data signature of the in-vehicle terminal; in some optional embodiments of the present invention, the encrypted vehicle travel data may include a Hash value of the vehicle travel data; in some optional embodiments of the present invention, the encrypted vehicle travel data may include a time stamp or the like of the vehicle travel data subjected to the encryption process.
Referring to fig. 7, according to some embodiments of the present invention, the block chain-based vehicle travel data management method may further include: step S40: before the encrypted vehicle running data of the vehicle-mounted terminal is called, other user terminals connected to the block chain verify whether the encrypted running data is changed.
According to some embodiments of the invention, the vehicle driving data is set to include at least one of a driving mileage, a vehicle speed, a number of brakes, a remaining oil amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
According to some embodiments of the invention, the vehicle driving data includes at least one of driving mileage, vehicle speed, number of brakes, remaining fuel amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
For example, and without limitation, in some alternative embodiments of the present invention, the vehicle driving data may include the driving mileage, the vehicle speed, the number of braking operations, the remaining oil amount, and the like of the vehicle; of course, in some alternative embodiments of the present invention, the vehicle driving data may include driving violation information, personal drunk driving information, road traffic light information, and the like.
A specific embodiment of a block chain-based vehicle travel data management method according to the present invention will be described below with reference to the accompanying drawings.
The first embodiment is as follows:
referring to fig. 6 in combination with fig. 5, a block chain-based vehicle travel data management method according to an embodiment of a second aspect of the present invention includes: step S10: the vehicle-mounted terminal carries out protection processing on vehicle running data to obtain protected vehicle running data of the vehicle running data; step S20: the vehicle-mounted terminal writes the protected vehicle driving data into a block chain, and utilizes the consensus process of the block chain to carry out overall network release; and step S30: and other vehicle-mounted terminals connected to the block chain receive and store the protective vehicle driving data.
According to the block chain-based vehicle driving data management method, the vehicle driving data can be protected through the vehicle-mounted terminal, so that the protected vehicle driving data of the vehicle driving data can be obtained; the vehicle-mounted terminal can write the protected vehicle driving data into a block chain, and the block chain consensus process is utilized to carry out overall network release; and other vehicle-mounted terminals connected to the block chain can receive and store the protective vehicle driving data. Therefore, effective protection of the vehicle driving data can be achieved, and safety and reliability of the vehicle driving data are improved.
Further, the protecting the vehicle travel data includes performing encryption processing on the vehicle travel data.
According to some embodiments of the present invention, the encrypted vehicle travel data includes a data signature of the in-vehicle terminal, a Hash value of the vehicle travel data, and a time stamp of the vehicle travel data subjected to the encryption processing.
For example, in some alternative embodiments of the present invention, the encrypted vehicle travel data may include a data signature of the in-vehicle terminal; in some optional embodiments of the present invention, the encrypted vehicle travel data may include a Hash value of the vehicle travel data; in some optional embodiments of the present invention, the encrypted vehicle travel data may include a time stamp or the like of the vehicle travel data subjected to the encryption process.
According to some embodiments of the invention, the vehicle driving data is set to include at least one of a driving mileage, a vehicle speed, a number of brakes, a remaining oil amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
According to some embodiments of the invention, the vehicle driving data includes at least one of driving mileage, vehicle speed, number of brakes, remaining fuel amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
For example, and without limitation, in some alternative embodiments of the present invention, the vehicle driving data may include the driving mileage, the vehicle speed, the number of braking operations, the remaining oil amount, and the like of the vehicle; of course, in some alternative embodiments of the present invention, the vehicle driving data may include driving violation information, personal drunk driving information, road traffic light information, and the like.
Example two:
the second embodiment is substantially the same as the first embodiment except that, in the second embodiment, referring to fig. 7, according to some embodiments of the present invention, the block chain-based vehicle driving data management method may further include: step S40: before the encrypted vehicle running data of the vehicle-mounted terminal is called, other user terminals connected to the block chain verify whether the encrypted running data is changed.
As shown in fig. 5 and 7, according to the vehicle driving data management method based on the blockchain technology according to the embodiment of the present invention, the vehicle-mounted terminal completes transmission of the encrypted vehicle driving data corresponding to the vehicle driving data thereof, and the other vehicle-mounted terminals connected to the blockchain complete storage of the encrypted vehicle driving data. When the target vehicle running data needs to be called, the verification module is used for sending a request for verifying whether the encrypted vehicle running data changes to all other online vehicle-mounted terminals connected to the block chain, and the judgment module mounted on the other vehicle-mounted terminals can judge whether the encrypted vehicle running data changes.
According to the block chain-based vehicle driving data management method, the vehicle driving data can be protected through the vehicle-mounted terminal, so that the protected vehicle driving data of the vehicle driving data can be obtained; the vehicle-mounted terminal can write the protected vehicle driving data into a block chain, and the block chain consensus process is utilized to carry out overall network release; and other vehicle-mounted terminals connected to the block chain can receive and store the protective vehicle driving data. Therefore, effective protection of the vehicle driving data can be achieved, and safety and reliability of the vehicle driving data are improved.
Other configurations and operations of the block chain-based vehicle travel data management system and the block chain-based vehicle travel data management method according to the embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the invention.
In the description of the present invention, "the first feature" and "the second feature" may include one or more of the features. In the description of the present invention, "a plurality" means two or more. In the description of the present invention, the first feature being "on" or "under" the second feature may include the first and second features being in direct contact, and may also include the first and second features being in contact with each other not directly but through another feature therebetween. In the description of the invention, "above", "over" and "above" a first feature in a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
While embodiments of the invention have been shown and described, it will be understood by those of ordinary skill in the art that: various changes, modifications, substitutions and alterations can be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the claims and their equivalents.
Claims (10)
1. A block chain-based vehicle travel data management system, comprising:
the vehicle-mounted terminal is connected in the block chain and used for collecting and verifying vehicle running data, a data protection device is installed on the vehicle-mounted terminal and used for protecting the vehicle running data, the vehicle-mounted terminal comprises a plurality of vehicle-mounted terminals, the positions of the plurality of vehicle-mounted terminals in a distributed general ledger network formed by the block chain are equal, and each vehicle-mounted terminal is provided with the data protection device.
2. The block chain-based vehicle travel data management system according to claim 1, wherein the operation parties of the in-vehicle terminal include individuals, car enterprises, insurance companies, and traffic control departments.
3. The blockchain-based vehicle travel data management system of claim 1, wherein the vehicle travel data includes at least one of a mileage of a vehicle, a vehicle speed, a number of brakes, a remaining fuel amount, driving violation information, personal drunk driving information, and road traffic light information.
4. The block chain-based vehicle travel data management system according to any one of claims 1 to 3, wherein the data protection device includes:
the encryption module is used for encrypting the driving data to be transmitted to form encrypted vehicle driving data;
the communication module is used for transmitting encrypted vehicle driving data with the block chain;
the storage module is used for storing vehicle running data of the vehicle-mounted terminal;
the protocol module is used for establishing a data transceiving protocol with the block chain;
and the interface module is used for calling the vehicle running data management system based on the block chain by the block chain and at least one vehicle-mounted terminal.
5. The block chain-based vehicle travel data management system according to claim 4, wherein the data protection device further includes:
the judgment module is used for judging whether the encrypted vehicle driving data are changed or not;
and the verification module is used for sending a request for verifying whether the encrypted vehicle driving data is changed or not by all other on-line vehicle-mounted terminals connected to the block chain.
6. A block chain-based vehicle driving data management method is characterized by comprising the following steps:
step S10: the vehicle-mounted terminal carries out protection processing on vehicle running data to obtain protected vehicle running data of the vehicle running data;
step S20: the vehicle-mounted terminal writes the protected vehicle driving data into a block chain, and utilizes the consensus process of the block chain to carry out overall network release; and
step S30: and other vehicle-mounted terminals connected to the block chain receive and store the protective vehicle driving data.
7. The block chain-based vehicle travel data management method according to claim 6, wherein the protecting vehicle travel data includes performing encryption processing on the vehicle travel data.
8. The block chain-based vehicle travel data management method according to claim 7, wherein encrypted vehicle travel data includes a data signature of the in-vehicle terminal, a Hash value of the vehicle travel data, and a time stamp of the vehicle travel data subjected to encryption processing.
9. The block chain-based vehicle travel data management method according to claim 7, characterized by further comprising:
step S40: before the encrypted vehicle running data of the vehicle-mounted terminal is called, other user terminals connected to the block chain verify whether the encrypted running data is changed.
10. The block chain-based vehicle travel data management method according to claim 7, wherein the vehicle travel data is set to include at least one of a travel mileage, a vehicle speed, a number of brakes, a remaining oil amount, driving violation information, personal drunk driving information, and road traffic light information of the vehicle.
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