CN113709104A - Automobile fingerprint encryption identification method - Google Patents
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- CN113709104A CN113709104A CN202110815877.6A CN202110815877A CN113709104A CN 113709104 A CN113709104 A CN 113709104A CN 202110815877 A CN202110815877 A CN 202110815877A CN 113709104 A CN113709104 A CN 113709104A
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- 238000000848 angular dependent Auger electron spectroscopy Methods 0.000 claims description 3
- 238000005457 optimization Methods 0.000 description 9
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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
- H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
- H04L63/061—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key exchange, e.g. in peer-to-peer networks
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
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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
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
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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
- H04L9/0866—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving user or device identifiers, e.g. serial number, physical or biometrical information, DNA, hand-signature or measurable physical characteristics
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Small-Scale Networks (AREA)
Abstract
The invention belongs to the technical field of automobile electronics, in particular to an automobile fingerprint encryption and identification method, which aims to ensure the safety of vehicles and the control problem of vehicles by a vehicle factory, and provides the following scheme, comprising the following steps: the intelligent security gateway applies for obtaining AESK1 and AESK2.. Kn from the security policy server through a key exchange algorithm, and then the intelligent security gateway distributes the AESKx to each ECU; the value of each ECU after encrypting the chip ID of the main chip is AESkxID; each ECU combines the SN code and the AESkxThe IDs are sent to the intelligent security gateway together; intelligent security gateway sends Ekpub2I.e. the VFP is sent to the security policy server, the security policy server pair, Ekpri2After decryption, the VIN code, the SN code and the E of the ECU are obtainedkpub1And (4) ID. The VIN code of the automobile, the SN code of each ECU in the automobile and the chip on each ECU are usedThe chip ID is combined into the automobile fingerprint through a specific algorithm, so that the ECU on the automobile is prevented from being randomly replaced and automobile parts are prevented from being tampered by hardware.
Description
Technical Field
The invention relates to the technical field of automobile electronics, in particular to an automobile fingerprint encryption and identification method.
Background
An ECU (electronic control unit) is a microcomputer controller special for automobiles in terms of application. It is similar to common computer and consists of microprocessor (CPU), memory (ROM, RAM), I/O interface, A/D converter, shaping and driving IC. The ECUs have various uses, such as controlling the engine, controlling the transmission, controlling the chassis of the vehicle, routing messages, etc., which correspond to different types of ECU controllers. The high, medium and low distribution version of the same vehicle type can correspond to the high, medium and low distribution configuration.
Car fingerprint (VFP), each car has a unique VIN code. Each vehicle contains a plurality of ECUs, each ECU having a unique serial number SN code. Each ECU comprises a plurality of main chips, each main chip has a unique chip ID, the chip IDs are stored in a section of non-modifiable space in the chip, the chip IDs have uniqueness, and the automobile fingerprint is formed by combining the VIN code of the automobile, the SN of each ECU and the IDs of each chip through a specific algorithm.
In order to prompt the performance of the vehicle, some vehicle owners may install high-level versions of ECU controllers in second-hand markets; when some car owners can have a fault in a certain ECU, the corresponding ECUs are directly replaced in the second-hand market, and the behavior car factories which do not need to be replaced through the 4S stores cannot monitor the corresponding ECUs, so that the responsibility is unclear after the corresponding ECUs are failed. In order to prevent the ECU on the automobile from being replaced randomly, the concept of 'automobile fingerprint' is put forward, and the automobile fingerprint is used for avoiding the behavior, so that the ECU is replaced in the control range of an automobile factory.
Disclosure of Invention
The invention provides an automobile fingerprint encryption and identification method for ensuring the safety of a vehicle and the management and control of a vehicle factory on the vehicle.
The invention provides an automobile fingerprint encryption and identification method, which comprises the following steps:
s1: the intelligent security gateway applies for obtaining AESK1 and AESK2.. Kn from the security policy server through a key exchange algorithm, and then the intelligent security gateway distributes the AESKx to each ECU;
s2: each ECU pair masterThe value of the chip after the encryption of the chip ID is AESkxID；
S3: each ECU combines the SN code and the AESkxThe IDs are sent to the intelligent security gateway together;
s4: intelligent security gateway sends Ekpub2I.e. the VFP is sent to the security policy server, the security policy server pair, Ekpri2After decryption, the VIN code, the SN code and the E of the ECU are obtainedkpub1ID；
S5: extracting the ID of each ECU by using AESk1 for decryption and performing safe storage;
s6: when the automobile is started, the intelligent security gateway collects SN (serial number) codes and AES (advanced encryption Standard) codes of all ECUsk1ID, then use Kpub2E after encryptionkpub2Sending the information to a security policy server;
s7: security policy Server for received ciphertext Ekpub2Using Kpri2Decrypting to obtain the VIN code of the vehicle and the SN and AES of each ECUkxID；
S8: based on the VIN code of the vehicle, the socket-to-pair ECU information in the database, including the SN code and the ID, is then used to pair the AES using the AESK1kxDecrypting the ID to obtain ID';
s9: and comparing the ID and the ID ', if the ID and the ID' are consistent, the vehicle can normally start related functions, otherwise, an alarm is sent out, and related ECU devices are stopped.
Preferably, in S1, the key exchange algorithm is a symmetric encryption algorithm, keys of AES are K1, K2... Kn, each ECU uses a dedicated Kx to encrypt ID, and the server-side Kx is generated according to SNx of the car-side ECU, so that one-to-one correspondence can be achieved.
Preferably, in the method for encrypting and identifying an automobile fingerprint according to the present invention, in S2, the ID of the chip includes: device ID and chip ID.
Preferably, the device comprises a BCM controller, an engine ECU, a BMS controller, an ADAS domain controller, a cockpit domain controller, an EPS controller, an ABS, an ESC, and a Tbox.
Preferably, as a car fingerprint encryption and identification method of the present invention, the ECU includes a plurality of main chips, and each main chip has a unique chip ID.
As a car fingerprint encryption identification method, the chip ID is preferably stored in a non-modifiable space inside the chip, and the chip ID has uniqueness.
Preferably, in S4, E is the automobile fingerprint encryption and identification method of the present inventionkpub2Including VIN code of vehicle and SN and AES of each ECUkxID。
Preferably, as an automobile fingerprint encryption and identification method of the present invention, the VIN code of the vehicle has uniqueness.
Preferably, the VIN code in the vehicle and each ECU module SN in the vehicle are stored in a plaintext form, and the chip ID of each main chip in the ECU is securely stored in a ciphertext form.
The beneficial effects of the technical optimization scheme provided by the invention are as follows:
1. the automobile fingerprint encryption and identification method combines the VIN code of an automobile, the SN code of each ECU in the automobile and the chip ID of the chip on each ECU into the automobile fingerprint through a specific algorithm, has uniqueness to each automobile and can not be secondarily modified, and when the automobile is used, the SN code and AES of each ECU are collected through an intelligent security gatewayk1ID, then use Kpub2E after encryptionkpub2Sending to the security policy server, the security policy server being responsive to the received ciphertext Ekpub2Using Kpri2Decrypting to obtain the VIN code of the vehicle and the SN and AES of each ECUkxID, according to VIN code of vehicle, finding out corresponding ECU information in database, including SN code sum, and then using AESK1 to AESkxThe ID is decrypted to obtain the ID ', the ID and the ID ' are compared, if the ID and the ID ' are consistent, the vehicle can normally start related functions, and the ECU on the vehicle is prevented from being randomly replaced and automobile parts are prevented from being tampered by hardware.
2. According to the automobile fingerprint encryption and identification method, a fixed secret key K1 of an AES symmetric encryption algorithm is replaced by K1 and K K2..
3. According to the automobile fingerprint encryption and identification method, an intelligent security gateway applies for obtaining AESK1 and AESK2kxID, each ECU combines SN code and AESkxThe IDs are sent to the intelligent security gateway together.
The parts which are not involved in the device are the same as or can be realized by adopting the prior art, the ECU on the automobile is prevented from being randomly replaced, so that the replacement of the ECU is in the control range of an automobile factory, and the use safety of the automobile is improved.
Drawings
FIG. 1 is a flowchart of fingerprint distribution of a fingerprint encryption and identification method for a vehicle according to the present invention;
FIG. 2 is a flowchart of fingerprint storage of a car fingerprint encryption and identification method according to the present invention;
FIG. 3 is a flowchart of fingerprint authentication of a car fingerprint encryption recognition method according to the present invention;
fig. 4 is a fingerprint comparison flow chart of the automobile fingerprint encryption identification method provided by the invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.
The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It is well within the skill of those in the art to implement, and not to be bound by any theory, the present invention is not limited to the specific details set forth in the specification.
Referring to fig. 1-4, an automobile fingerprint encryption and identification method includes the following steps:
s1: the intelligent security gateway applies for obtaining AESK1 and AESK2.. Kn from the security policy server through a key exchange algorithm, and then the intelligent security gateway distributes the AESKx to each ECU;
s2: the value of each ECU after encrypting the chip ID of the main chip is AESkxID；
S3: each ECU combines the SN code and the AESkxThe IDs are sent to the intelligent security gateway together;
s4: intelligent security gateway sends Ekpub2I.e. the VFP is sent to the security policy server, the security policy server pair, Ekpri2After decryption, the VIN code, the SN code and the E of the ECU are obtainedkpub1ID；
S5: extracting the ID of each ECU by using AESk1 for decryption and performing safe storage;
s6: when the automobile is started, the intelligent security gateway collects SN (serial number) codes and AES (advanced encryption Standard) codes of all ECUsk1ID, then use Kpub2E after encryptionkpub2Sending the information to a security policy server;
s7: security policy Server for received ciphertext Ekpub2Using Kpri2Decrypting to obtain the VIN code of the vehicle and the SN and AES of each ECUkxID；
S8: based on the VIN code of the vehicle, the socket-to-pair ECU information in the database, including the SN code and the ID, is then used to pair the AES using the AESK1kxDecrypting the ID to obtain ID';
s9: comparing the ID and the ID ', if the ID and the ID' are consistent, the vehicle can normally start related functions, otherwise, an alarm is sent out, and related ECU devices are stopped;
the VIN code of the automobile, the SN code of each ECU in the automobile and the chip ID of the chip on each ECU are combined into the automobile fingerprint through a specific algorithm, each automobile has uniqueness and cannot be secondarily modified, and when the automobile is used, the SN code and AES of each ECU are collected through an intelligent security gatewayk1ID, then use Kpub2E after encryptionkpub2Sending to the security policy server, the security policy server being responsive to the received ciphertext Ekpub2Using Kpri2Decrypting to obtain the VIN code of the vehicle and the SN and AES of each ECUkxID, according to VIN code of vehicle, finding out corresponding ECU information in database, including SN code sum, and then using AESK1 to AESkxThe ID is decrypted to obtain the ID ', the ID and the ID ' are compared, if the ID and the ID ' are consistent, the vehicle can normally start related functions, and the ECU on the vehicle is prevented from being randomly replaced and automobile parts are prevented from being tampered by hardware.
As a technical optimization scheme of the invention, in S1, a key exchange algorithm is a symmetric encryption algorithm, keys of AES are K1, K2... Kn, each ECU uses a proprietary Kx to encrypt ID, and the Kx at the server end is generated according to SNx of the vehicle-end ECU, so that one-to-one correspondence can be achieved.
As a technical optimization scheme of the present invention, in S2, the ID of the chip includes: device ID and chip ID.
As a technical optimization scheme of the invention, the device comprises a BCM controller, an engine ECU, a BMS controller, an ADAS domain controller, a cockpit domain controller, an EPS controller, an ABS, an ESC and a Tbox.
As a technical optimization scheme of the invention, the ECU comprises a plurality of main chips, and each main chip has a unique chip ID.
As a technical optimization scheme of the invention, the chip ID is stored in a non-modifiable space inside the chip, and the chip ID has uniqueness.
As a technical optimization scheme of the invention, in S4, Ekpub2Including VIN code of vehicle and SN and AES of each ECUkxID。
As a technical optimization scheme of the invention, the VIN code of the vehicle has uniqueness.
As a technical optimization scheme of the invention, VIN codes in the vehicle and each ECU module SN in the vehicle are stored in a plaintext form, and the chip IDs of each main chip in the ECU are safely stored in a ciphertext form.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. An automobile fingerprint encryption and identification method is characterized by comprising the following steps:
s1: the intelligent security gateway applies for obtaining AESK1 and AESK2.. Kn from the security policy server through a key exchange algorithm, and then the intelligent security gateway distributes the AESKx to each ECU;
s2: the value of each ECU after encrypting the chip ID of the main chip is AESkxID；
S3: each ECU combines the SN code and the AESkxThe IDs are sent to the intelligent security gateway together;
s4: intelligent security gateway sends Ekpub2I.e. the VFP is sent to the security policy server, the security policy server pair, Ekpri2After decryption, the VIN code, the SN code and the E of the ECU are obtainedkpub1ID，VFP＝Ekpub2VIN code + of vehicle (SN + AES of each ECU)kxID)]；
S5: extracting the ID of each ECU by using AESk1 for decryption and performing safe storage;
s6: when the automobile is started, the intelligent security gateway collects SN (serial number) codes and AES (advanced encryption Standard) codes of all ECUsk1ID, then use Kpub2E after encryptionkpub2Sending the information to a security policy server;
s7: security policy Server for received ciphertext Ekpub2Using Kpri2Decrypting to obtain the VIN code of the vehicle and the SN and AES of each ECUkxID；
S8: based on the VIN code of the vehicle, the socket-to-pair ECU information in the database, including the SN code and the ID, is then used to pair the AES using the AESK1kxDecrypting the ID to obtain ID';
s9: and comparing the ID and the ID ', if the ID and the ID' are consistent, the vehicle can normally start related functions, otherwise, an alarm is sent out, and related ECU devices are stopped.
2. The automobile fingerprint encryption and identification method according to claim 1, wherein in S1, the key exchange algorithm is a symmetric encryption algorithm, keys of AES are K1, K2... Kn, each ECU uses a special Kx to encrypt the ID, and the Kx at the server side is generated according to SNx of the vehicle-side ECU, so that one-to-one correspondence can be achieved.
3. The automobile fingerprint encryption and identification method according to claim 1, wherein in S2, the ID of the chip includes: device ID and chip ID.
4. The automobile fingerprint encryption and identification method according to claim 3, wherein the device comprises a BCM controller, an engine ECU, a BMS controller, an ADAS domain controller, a cockpit domain controller, an EPS controller, an ABS, an ESC and a Tbox.
5. The automobile fingerprint encryption and identification method according to claim 4, wherein the ECU comprises a plurality of main chips, and each main chip has a unique chip ID.
6. The automobile fingerprint encryption and identification method as claimed in claim 5, wherein the chip ID is stored in a non-modifiable space inside the chip, and the chip ID has uniqueness.
7. The automobile fingerprint encryption and identification method according to claim 1, wherein in S4, E iskpub2Including VIN code of vehicle and each ECUSN and AESkxID。
8. The automobile fingerprint encryption and identification method according to claim 7, wherein the VIN code of the vehicle has uniqueness.
9. The automobile fingerprint encryption and identification method according to claim 1, wherein the VIN code in the vehicle and each ECU module SN in the vehicle are stored in a plaintext form, and the chip ID of each main chip in the ECU is securely stored in a ciphertext form.
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| CN202110815877.6A CN113709104A (en) | 2021-07-19 | 2021-07-19 | Automobile fingerprint encryption identification method |
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| CN202110815877.6A CN113709104A (en) | 2021-07-19 | 2021-07-19 | Automobile fingerprint encryption identification method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117478708A (en) * | 2023-12-28 | 2024-01-30 | 中汽智联技术有限公司 | Intelligent networking automobile asset fingerprint generation and identification method and system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106469474A (en) * | 2016-09-05 | 2017-03-01 | 上海科世达-华阳汽车电器有限公司 | A kind of method of road vehicle component service condition monitoring |
| CN108243181A (en) * | 2017-10-09 | 2018-07-03 | 北京车和家信息技术有限公司 | A kind of car networking terminal, data ciphering method and car networking server |
| CN109324590A (en) * | 2017-08-01 | 2019-02-12 | 松下电器（美国）知识产权公司 | Management system, vehicle and information processing method |
| CN110035080A (en) * | 2019-04-10 | 2019-07-19 | 陕西天行健车联网信息技术有限公司 | For the encrypting and decrypting system and its method of car-mounted terminal |
| CN111131313A (en) * | 2019-12-31 | 2020-05-08 | 北京邮电大学 | Safety guarantee method and system for replacing ECU (electronic control Unit) of intelligent networked automobile |
| CN112840683A (en) * | 2021-01-18 | 2021-05-25 | 华为技术有限公司 | Vehicle key management method, device and system |
| US20210174607A1 (en) * | 2019-12-10 | 2021-06-10 | Electronics And Telecommunications Research Institute | Method and system for replacing vehicle parts using in-vehicle network based on vehicle ethernet |
-
2021
- 2021-07-19 CN CN202110815877.6A patent/CN113709104A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106469474A (en) * | 2016-09-05 | 2017-03-01 | 上海科世达-华阳汽车电器有限公司 | A kind of method of road vehicle component service condition monitoring |
| CN109324590A (en) * | 2017-08-01 | 2019-02-12 | 松下电器（美国）知识产权公司 | Management system, vehicle and information processing method |
| CN108243181A (en) * | 2017-10-09 | 2018-07-03 | 北京车和家信息技术有限公司 | A kind of car networking terminal, data ciphering method and car networking server |
| CN110035080A (en) * | 2019-04-10 | 2019-07-19 | 陕西天行健车联网信息技术有限公司 | For the encrypting and decrypting system and its method of car-mounted terminal |
| US20210174607A1 (en) * | 2019-12-10 | 2021-06-10 | Electronics And Telecommunications Research Institute | Method and system for replacing vehicle parts using in-vehicle network based on vehicle ethernet |
| CN111131313A (en) * | 2019-12-31 | 2020-05-08 | 北京邮电大学 | Safety guarantee method and system for replacing ECU (electronic control Unit) of intelligent networked automobile |
| CN112840683A (en) * | 2021-01-18 | 2021-05-25 | 华为技术有限公司 | Vehicle key management method, device and system |
Non-Patent Citations (1)
| Title |
|---|
| 南金瑞，曹万科，刘波澜: "汽车单片机及车载总线技术", vol. 3, 北京：北京理工大学出版社, pages: 376 - 377 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117478708A (en) * | 2023-12-28 | 2024-01-30 | 中汽智联技术有限公司 | Intelligent networking automobile asset fingerprint generation and identification method and system |
| CN117478708B (en) * | 2023-12-28 | 2024-04-09 | 中汽智联技术有限公司 | Intelligent networking automobile asset fingerprint generation and identification method and system |
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Application publication date: 20211126 |