CN110182171A - Digital car key system and vehicle based on block chain technology - Google Patents
Digital car key system and vehicle based on block chain technology Download PDFInfo
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- CN110182171A CN110182171A CN201910509221.4A CN201910509221A CN110182171A CN 110182171 A CN110182171 A CN 110182171A CN 201910509221 A CN201910509221 A CN 201910509221A CN 110182171 A CN110182171 A CN 110182171A
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- Prior art keywords
- block chain
- key
- vehicle
- digital
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R25/00—Fittings or systems for preventing or indicating unauthorised use or theft of vehicles
- B60R25/20—Means to switch the anti-theft system on or off
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
- B60R2325/10—Communication protocols, communication systems of vehicle anti-theft devices
- B60R2325/103—Near field communication [NFC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
- B60R2325/10—Communication protocols, communication systems of vehicle anti-theft devices
- B60R2325/108—Encryption
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2325/00—Indexing scheme relating to vehicle anti-theft devices
- B60R2325/20—Communication devices for vehicle anti-theft devices
- B60R2325/205—Mobile phones
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention relates to a kind of digital car key systems based on block chain technology, which includes: the first mobile device, a pair of of code key for generating one first digital key and being made of the first public key and the first private key；Block chain module, is installed on vehicle, for according to the digital key of institute received first determining whether that first user is authorized to use vehicle；And remote information control unit, it is installed on vehicle and is connect with the block chain module, to allow the block chain module accesses block chain network.The system is encrypted and decrypted digital car key using a pair of of the code key generated by rivest, shamir, adelman, and digital car key and its permission are verified using block chain technology, storage and management, it is highly-safe, it is not easy to be changed by third party's malice, structure is simple, the digital key that can be conveniently realized between multiple users is shared, improves the utilization rate of vehicle.The invention further relates to a kind of vehicles using the number car key.
Description
Technical field
The present invention relates to car key fields, more particularly it relates to a kind of number based on block chain technology
Car key system and vehicle.
Background technique
With the fast development of mobile Internet and car networking technology, digital key (also referred to as " bluetooth key " or " empty
Quasi- key ") become the standard configurations of more and more vehicles.Existing number car key generallys use near-field communication technology and passes through use
The operation such as unlatching, closing and starting of vehicle of smart machine (mobile phone or wrist-watch) Lai Jinhang car door of family body-worn.
In these existing digital car key solutions, different digital keys is by corresponding OEM (original device system
Make quotient or automaker) centralized management, this may need the life of bulk information management system (IT system) Lai Jinhang key
At/regenerate, store and manage, keeping the normal operation of this system is a complicated task.
In addition, digital vehicle of the digital car key solution of this centralization also between the vehicle user of different OEM
There are limitations for the shared aspect of key.For example, the client of some vehicle brand may want to and the client of other vehicle brands point
His/her vehicle number car key is enjoyed, it is shared that traditional digital key can not conveniently realize this automobile-used key.
Finally, there are some potential safety problemss for the digital car key of this centralization, such as the loss of smart machine may
Lead to the leakage of digital key, existing key is distorted or deleted to the possible fraudulent copying of software attacks person.
Summary of the invention
For the defect in the presence of digital car key in the prior art, the present invention provides one kind to be based on block chain skill
The distributed digital car key Managed Solution of art.Specifically, the present invention provides a kind of digital vehicle keys based on block chain technology
Key system, the system are encrypted and decrypted digital car key using a pair of of the code key generated by rivest, shamir, adelman,
And digital car key and its permission are verified using block chain technology, storage and management, it is highly-safe, it is not easy to by third
Side's malice is changed.In addition, the system uses the distributed management mode based on block chain technology, structure is simple, can be easily
It realizes that the digital key between multiple users is shared, improves the utilization rate of vehicle.
The present invention provides a kind of digital car key systems based on block chain technology, which includes: that first movement is set
Standby, described the first mobile device is associated with the first user, for generate one first digital key and with the first digital key
Associated a pair of of the code key being made of the first public key and the first private key；Block chain module, the block chain module are installed on vehicle
On, for receiving the first digital key from described the first mobile device and being determined according to the digital key of institute received first
First user whether is authorized to use vehicle；And remote information control unit, the remote information control unit are installed on vehicle
It is connect on and with the block chain module, to allow the block chain module accesses block chain network.
Advantageously, the block chain module will be on the described first digital key and vehicle from described the first mobile device
Physics car key carry out matching certification, in the case where matching authenticates successful situation, the block chain module records described first and moves
First public key of dynamic equipment and the binding relationship of vehicle are simultaneously broadcasted block chain network.
Advantageously, described the first mobile device is according to the request of first user by through first private key encryption
One digital key is sent to the block chain module, and the block chain module is using the first public key recorded in it described in warp
The digital key of the first of first private key encryption is decrypted, wherein if first public key can decrypt the first digital key
Spoon, then described block chain module authorization first user uses vehicle.
Advantageously, the system also includes by portable second mobile device of second user, second movement is set
The digital key of standby generation second and a pair being made of the second public key and the second private key associated with the second digital key are secret
Key.
Advantageously, second mobile device is borrowed according to the request of the second user to the transmission of described the first mobile device
With request, second public key of the borrow request comprising the second user and borrow information, wherein the first movement is set
The standby request according to first user sends the shared instruction through first private key encryption to the vehicle, while to described
Vehicle provides second public key and borrows information.
Advantageously, the block chain module is total to using the first public key recorded in it to through first private key encryption
It enjoys instruction to be decrypted, if first public key can decrypt the shared instruction, the block chain module records described
Two public keys and relative borrow information.
Advantageously, second mobile device is according to the request of the second user by through second private key encryption
Two digital keys are sent to the block chain module of the vehicle, and the block chain module utilizes the second public key pair recorded in it
The second digital key through second private key encryption is decrypted, wherein if second public key can decrypt this second
Digital key, then the block chain module then uses vehicle according to borrow authorizing information second user.
Advantageously, the information that borrows includes borrowing time, place, purposes and the vehicle right to use for the vehicle
Limit.
Advantageously, the block chain module of other vehicles of the block chain module of the vehicle into block chain network is wide
It broadcasts first public key and/or second public key and borrows information, the block chain mould of other vehicles in block chain network
Block confirms the validity for borrowing information by scheduled block chain algorithm.
Described in the block chain module broadcast of other vehicles of the block chain module of the vehicle into block chain network
First public key and/or second public key and information is borrowed, the block chain module of other vehicles in block chain network passes through
Scheduled block chain algorithm come confirm it is described borrow information validity.
The present invention also provides it is a kind of include the digital car key system based on block chain technology vehicle, the vehicle packet
It includes: block chain module, for storing the incidence relation of vehicle and digital key and borrowing information, wherein the vehicle receives
Digital key from mobile device, and according to the received digital key from the mobile device and the block chain module
And/or whether the public key stored in block chain network matches and determines whether to license the vehicle；It is controlled with remote information single
Member, the remote information control unit is installed on the vehicle and connect with the block chain module, to allow the area
Block chain module accesses block chain network.
Advantageously, described in the block chain module broadcast of other vehicles of the block chain module into the block chain network
The associated public key of digital key and vehicle match relationship and information is borrowed, the block of other vehicles in the block chain network
Chain module is confirmed the vehicle match relationship by scheduled block chain algorithm and borrows the validity of information.
Although above-mentioned digital car key system according to the present invention uses distributing arragement construction, third party (such as
OEM all vehicles) still being able in comprehensively monitoring system use and share situation.
Detailed description of the invention
Fig. 1 shows the structure chart of the digital car key system according to the present invention based on block chain technology；
Fig. 2 shows according to the present invention for sharing the signal of the block chain network of number key between multiple vehicles
Figure.
Specific embodiment
The number based on block chain technology realized according to the present invention is described below with reference to accompanying drawings and by embodiment
Car key system and vehicle.In the following description, numerous specific details are set forth to make those of skill in the art
The present invention is appreciated more fully in member.But for the technical staff in technical field it is evident that realization of the invention can
Without some in these details.On the contrary, it may be considered that implement this with any combination of following feature and element
Invention, regardless of whether they are related to different embodiments.Therefore, various aspects, feature, embodiment and advantage below is only made
Purposes of discussion and the element or restriction for being not construed as claim, unless clearly proposing in the claims.
Fig. 1 shows the structure chart of the digital car key system according to the present invention based on block chain technology.Institute as shown in figure 1
Show, which includes the block chain module being assemblied on vehicle, the remote information control unit TCU of the block chain module and vehicle
Connection is so as to access internet, to form the block link network that can share digital car key each other between multiple vehicles
Network, wherein all vehicles that the block chain network is added are equipped with its respective block chain module and TCU.
The system further includes the portable mobile device of car owner (such as smart phone or wrist-watch) by vehicle, the movement
Digital key relevant application program is installed in equipment, digital key can be generated on the mobile apparatus by the application program
(for example, digital key may include turn on or using vehicle dependent instruction), and the mobile device can also be by asymmetric
Encryption Algorithm generates a pair of code key being made of public key and private key, and the code key is associated with the digital key.Wherein, the private
Key is encrypted for digital key generated to the mobile device, and only this could be to warp to the public key in code key
Digital key after the private key encryption is decrypted.The mobile device can also include safe unit (Secure Element),
For providing the secure storage and management of private information.
When car owner uses this to digital key for the first time, need match recognizing with the physics car key on vehicle by it
Card, and only in the case of successful certification, digital car key just can be identified as legal main number by the block chain module of vehicle
Word key is simultaneously effective, until repeating same movement next time.
Specifically, when carrying out matching certification, number key generated in its mobile device is sent to vehicle by car owner,
Car owner can be required to provide physics car key to prove the number key with rear vehicle is matched with current vehicle.When detecting pair
The physics car key answered and verify its it is effective after, the number key provided by car owner can be identified as legal main number by vehicle
Word key, and extremely by the number key, the permission storage of public key associated with the number key and the main digital key, record
Block chain module.The main digital key be considered with physics car key function having the same and permission, such as can be with
It is used to open, closes vehicle or lights a fire for vehicle.
Above-mentioned matching acts of authentication has carried out matching certification with vehicle to main digital key, and in the block chain mould of vehicle
The record of the number key and its public key is generated in block and is broadcasted by block chain network to all other vehicle, Qi Tache
The validity of the record will be confirmed by following scheduled block chain algorithm.
After completing matching certification for the first time, if subsequent car owner wants to use vehicle, it can will be moved through his/her
The encrypted digital key of private key (public key recorded in the private key and vehicle uniquely matches) in dynamic equipment is supplied to vehicle
Block chain module, the block chain module is using the public key that wherein (and/or in block chain network) is recorded to through the private key
The digital key of encryption is decrypted, if successful decryption, proves that the digital key is effective, to be based on block chain module
And/or the permission grant car owner of the number key stored in block chain network uses the vehicle.
Fig. 2 shows according to the present invention for sharing the signal of the block chain network of digital key between a plurality of users
Figure.As shown in Figure 2, it is assumed that including more vehicles A, B, C, corresponding vehicle under the block chain network of the shared digital key
Main is user 1,2,3 respectively, and every user respectively carries a mobile device, is stored with a pair of of utilization in each mobile device
The public key and private key that rivest, shamir, adelman generates.Block chain module in all these mobile mobile devices and vehicle A, B, C
It is under a block chain network.
Under actual shared scene, if user 2 wishes via another IT system (such as digital car key shared platform)
Borrowing (or rental) vehicle A, then he/her can send to the car owner (user 1) of vehicle A by mobile device and borrow request signal,
It include the public key and borrow information of user 2, such as borrowing time, place, purposes and vehicle access right in the request signal
(such as max. speed limitation) etc..
After the request signal for receiving user 2, if user 1 agrees to lend vehicle A, pass through his/her
Mobile device sends shared instruction after the private key encryption in the mobile device to vehicle A, at the same provide user 2 public key and
Information is borrowed, the vehicle is used with the second user according to these authorizing informations.Vehicle A receive these information it
Afterwards, first by its block chain module and/or the owner identity of block chain network verifying user 1.Specifically, the block chain module
The shared instruction through the private key encryption is decrypted using the public key wherein (and/or in block chain network) recorded, such as
Fruit successful decryption then proves that the described public key matches with the private key, that is, show that the owner identity of user 1 is proved to be successful.
After the owner identity of user 1 is proved to be successful, the public affairs of block chain module record borrower (user 2) of vehicle A
Key is with borrow information and other vehicles into block chain network broadcast the record, and other vehicles will be by following scheduled block
Chain algorithm confirms the validity of the record, to generate and store corresponding shared information record in block chain network.
After generating shared record in block chain network, user 2 can provide warp to the block chain module of vehicle A
(private key is stored in the smart phone of user 2 or other the setting with safe unit Secure Element to his/her private key
It is standby upper) encrypted digital key (for example, digital key may include turn on or using vehicle dependent instruction).Vehicle A is logical
Public key of the overwriting in its block chain module or in block chain network verifies the identity of the borrower of the user 2.Specifically,
The block chain module of the vehicle is using the public key of the borrower recorded in it come to the digital key after the private key encryption of user 2
Spoon is decrypted, if successful decryption, proves that private key provided by the user 2 and the public key of borrower match, thus should
Vehicle A by according to be recorded in its block chain module or in block chain network shared information (wherein comprising borrow information, such as
Borrowing time, place and purposes, vehicle access right etc.) authorized user 2 uses vehicle A, such as is permitted to open and drives vehicle
A.
Above-mentioned digital car key system according to the present invention is (public using a pair of code key generated by rivest, shamir, adelman
Key and private key) digital car key is encrypted and decrypted, it is highly-safe, it is not easy to be changed by third party's malice.
In addition, the system uses Distributed Storage and way to manage based on block chain technology, structure is simple, data
It can not distort and can not forge, further improve the Information Security and reliability of digital car key.It can conveniently realize
Digital key between multiple users is shared, improves the utilization rate of vehicle.Although using distributing arragement construction, third party
What (such as OEM) still was able to all vehicles in comprehensively monitoring system uses and shares situation.
Meanwhile based on the digital car key system of block chain technology relative to centralization digital car key solution also
With better professional platform independence and versatility.
In this application, it will appreciated by the skilled person that system disclosed above can pass through others
Mode is realized.System embodiment described above is only schematical, for example, the division of the module is only one kind
Logical function partition, there may be another division manner in actual implementation, for example, multiple modules function can combine or certain
The function of a module can further be split.Each module in each embodiment of the application can integrate to be handled at one
In unit, it is also possible to modules and physically exists alone, can also be integrated in one unit with two or more modules.
Above-mentioned integrated module both can take the form of hardware realization, can also realize in the form of software functional units.
In addition, it will be appreciated by those skilled in the art that the term of "comprising" and " comprising " etc indicates saying in addition to having
Have directly and other than the unit clearly stated in bright book and claims, the technical solution of the application be also not excluded for having not by
The situation of the other units directly or clearly stated and step.Furthermore the term of such as " first ", " second " etc is not offered as
Unit or numerical value the time, space, in terms of sequence and be only to make to distinguish each unit or numerical value is used.
Although the present invention has been disclosed in the preferred embodiments as above, the present invention is not limited to this.It is of the invention not departing from
Made various changes and modification, should all be included in protection scope of the present invention, therefore protection of the invention in spirit and scope
Range should be defined by the scope defined by the claims..
Claims (11)
1. a kind of digital car key system based on block chain technology, which is characterized in that the system includes:
The first mobile device, described the first mobile device and the first user-association, for generate one first digital key and with this
First associated a pair of of the code key being made of the first public key and the first private key of digital key；
Block chain module, the block chain module is installed on vehicle, for receiving first from described the first mobile device
Digital key simultaneously according to the digital key of institute received first determines whether that first user is authorized to use vehicle；And
Remote information control unit, the remote information control unit are installed on vehicle and connect with the block chain module
It connects, to allow the block chain module accesses block chain network.
2. system according to claim 1, which is characterized in that
The block chain module is by the physics vehicle key on the described first digital key from described the first mobile device and vehicle
Spoon carries out matching certification, and in the case where matching authenticates successful situation, the block chain module records the institute of described the first mobile device
It states the matching relationship of the first public key and vehicle and is broadcasted block chain network.
3. system according to claim 2, which is characterized in that
Described the first mobile device is according to the request of first user by the first digital key through first private key encryption
It is sent to the block chain module, the block chain module is added using the first public key recorded in it to through first private key
The digital key of close first is decrypted,
If first public key can decrypt the first digital key, described block chain module authorization first user is used
Vehicle.
4. system according to claim 3, which is characterized in that
The system also includes by portable second mobile device of second user, second mobile device generates the second number
Word key and a pair of of the code key being made of the second public key and the second private key associated with the second number key.
5. system according to claim 4, which is characterized in that
Second mobile device sends vehicle to described the first mobile device according to the request of the second user and borrows request,
The vehicle borrows second public key of the request comprising the second user and borrows information,
Described the first mobile device is sent to the vehicle through first private key encryption according to the request of first user
Shared instruction, while providing second public key to the vehicle and borrowing information.
6. system according to claim 5, which is characterized in that
The block chain module carries out the shared instruction through first private key encryption using the first public key recorded in it
Decryption, if first public key can decrypt the shared instruction, the block chain module record second public key and
Relative borrow information.
7. system according to claim 6, which is characterized in that
Second mobile device is according to the request of the second user by the second digital key through second private key encryption
It is sent to the block chain module of the vehicle, the block chain module is using the second public key recorded in it to through described second
The digital key of the second of private key encryption is decrypted,
If second public key can decrypt the second digital key, the block chain module is somebody's turn to do according to authorizing information is borrowed
Second user uses vehicle.
8. system according to any one of claims 5 to 7, which is characterized in that
The information that borrows includes borrowing time, place, purposes and the vehicle access right for the vehicle.
9. system according to claim 6, which is characterized in that
The block chain module broadcast described first of other vehicles of the block chain module of the vehicle into block chain network
Public key and/or second public key and information is borrowed, the block chain module of other vehicles in block chain network passes through predetermined
Block chain algorithm come confirm it is described borrow information validity.
10. a kind of vehicle of digital car key of use based on block chain technology, which is characterized in that the vehicle includes,
Block chain module, for storing the incidence relation of vehicle and digital key and borrowing information, wherein the vehicle receives
Digital key from mobile device, and according to the received digital key from the mobile device and the block chain module
And/or whether the public key stored in block chain network matches and determines whether to license the vehicle；With
Remote information control unit, the remote information control unit be installed on the vehicle and with the block chain module
Connection, to allow the block chain module accesses block chain network.
11. vehicle according to claim 10, which is characterized in that
The block chain module broadcast of other vehicles of the block chain module into the block chain network digital key phase
Associated public key and vehicle match relationship pass through with information, the block chain module of other vehicles in the block chain network is borrowed
Scheduled block chain algorithm come confirm the vehicle match relationship and borrow information validity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910509221.4A CN110182171A (en) | 2019-06-13 | 2019-06-13 | Digital car key system and vehicle based on block chain technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910509221.4A CN110182171A (en) | 2019-06-13 | 2019-06-13 | Digital car key system and vehicle based on block chain technology |
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| Publication Number | Publication Date |
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| CN110182171A true CN110182171A (en) | 2019-08-30 |
Family
ID=67721562
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910509221.4A Pending CN110182171A (en) | 2019-06-13 | 2019-06-13 | Digital car key system and vehicle based on block chain technology |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111179474A (en) * | 2019-12-31 | 2020-05-19 | 上海能塔智能科技有限公司 | Unlocking processing method and device for vehicle authenticated by user and electronic equipment |
| CN111506591A (en) * | 2020-04-13 | 2020-08-07 | 名商科技有限公司 | Block chain-based vehicle identity authentication method, device, computer and medium |
| CN113830024A (en) * | 2021-09-22 | 2021-12-24 | 中国第一汽车股份有限公司 | Anti-theft control method and device for engine |
| CN114734952A (en) * | 2022-04-14 | 2022-07-12 | 湖南经纬之芯科技有限公司 | Decentralized vehicle anti-theft system and method based on block chain and intelligent contract |
-
2019
- 2019-06-13 CN CN201910509221.4A patent/CN110182171A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111179474A (en) * | 2019-12-31 | 2020-05-19 | 上海能塔智能科技有限公司 | Unlocking processing method and device for vehicle authenticated by user and electronic equipment |
| CN111506591A (en) * | 2020-04-13 | 2020-08-07 | 名商科技有限公司 | Block chain-based vehicle identity authentication method, device, computer and medium |
| CN113830024A (en) * | 2021-09-22 | 2021-12-24 | 中国第一汽车股份有限公司 | Anti-theft control method and device for engine |
| CN114734952A (en) * | 2022-04-14 | 2022-07-12 | 湖南经纬之芯科技有限公司 | Decentralized vehicle anti-theft system and method based on block chain and intelligent contract |
| CN114734952B (en) * | 2022-04-14 | 2024-03-08 | 湖南经纬之芯科技有限公司 | Anti-theft system and method for decentralised vehicle based on blockchain and intelligent contract |
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