CN114415641A - Privacy protection method and system for remote fault diagnosis - Google Patents
Privacy protection method and system for remote fault diagnosis Download PDFInfo
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- CN114415641A CN114415641A CN202210111606.7A CN202210111606A CN114415641A CN 114415641 A CN114415641 A CN 114415641A CN 202210111606 A CN202210111606 A CN 202210111606A CN 114415641 A CN114415641 A CN 114415641A
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- 238000003745 diagnosis Methods 0.000 title claims abstract description 169
- 238000000034 method Methods 0.000 title claims abstract description 32
- 238000012545 processing Methods 0.000 claims abstract description 79
- 238000013475 authorization Methods 0.000 claims abstract description 19
- 238000004171 remote diagnosis Methods 0.000 claims abstract description 12
- 230000008569 process Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000012795 verification Methods 0.000 claims description 19
- 238000004891 communication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- 230000011218 segmentation Effects 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
- G05B23/0221—Preprocessing measurements, e.g. data collection rate adjustment; Standardization of measurements; Time series or signal analysis, e.g. frequency analysis or wavelets; Trustworthiness of measurements; Indexes therefor; Measurements using easily measured parameters to estimate parameters difficult to measure; Virtual sensor creation; De-noising; Sensor fusion; Unconventional preprocessing inherently present in specific fault detection methods like PCA-based methods
Abstract
The invention discloses a privacy protection method and a privacy protection system for remote fault diagnosis, which provide privacy-compliant remote fault diagnosis service in the scene of Internet of vehicles through methods such as user authorization, data encryption transmission, decryption display and the like under different diagnosis conditions. According to the invention, on the basis of the networked automobile and the remote diagnosis system, the user notification, authorization, secondary identity authentication and privacy protection processing are carried out according to the remote fault diagnosis data classification, so that the situation that the user does not know the data acquired to the cloud end when using remote fault diagnosis is prevented, data leakage is prevented in the process of transmitting and displaying the remote fault diagnosis data, and the privacy compliance of remote fault diagnosis service and the privacy protection of the user are realized.
Description
Technical Field
The invention relates to the technical field of networking automobile privacy safety protection, in particular to a privacy protection method and system for remote fault diagnosis.
Background
When a vehicle breaks down, a user drives the vehicle to a maintenance center of a manufacturer, and when a maintenance worker cannot confirm a specific problem, a professional technician needs to go to the site to read fault information from a memory through a UDS (Universal data System) diagnosis protocol and analyze the problem, so that the time is long. At present, the number of networked automobiles is increased, and a remote diagnosis system can remotely position problems and provide a solution, so that the time for a vehicle owner to wait for professional technicians to reach the site for problem positioning is reduced, but the privacy protection design of remote fault diagnosis is not available at present, and the privacy compliance problem exists.
For example, patent document CN202110275705.4 discloses a remote diagnosis platform, a data acquisition method, a device and a storage medium, and in the aspect of after-sales vehicles, a method for collecting and storing vehicle data in different working processes according to different scenes or strategies is proposed, but in the implementation process of the patent, a large amount of identity information of a user is acquired, and for the data related to user privacy, the patent does not protect the data, which causes a risk that user information is easily leaked. Patent document CN202110449074.3 provides a set of vehicle diagnostic system and method capable of improving reliability and efficiency of diagnostic systems of multiple communication technologies, and the patent also has the same problems. Both of these patents are remote diagnosis systems and methods, but neither relates to privacy protection. Patent document CN202110617704.3 provides a method and a system for protecting private data in a mobile internet, which perform private data protection on a mobile internet server, so as to determine that a to-be-protected private data information set corresponds to a protection policy configuration table entry of each mobile internet scene, and use the protection policy configuration table entry to perform private data protection on the to-be-protected private data information set.
Disclosure of Invention
In view of the above disadvantages in the prior art, an object of the present invention is to provide a privacy protection method and system for remote fault diagnosis, so as to solve the problem in the prior art that user privacy protection is not designed for remote fault diagnosis of a vehicle.
In order to solve the above technical problem, the present invention provides a privacy protection method for remote fault diagnosis, which includes the following steps:
s1: the user terminal sends a request for carrying out remote fault diagnosis on the vehicle to the cloud server;
s2: after receiving the diagnosis request, the cloud sends whether the cloud is authorized to acquire first-class basic diagnosis data of the vehicle to the user terminal, and displays diagnosis information and a diagnosis result on a processing interface of the processing terminal;
s3: if not, the remote fault diagnosis is finished, and the user terminal displays that the remote fault diagnosis service cannot be used;
s4: if the user terminal agrees, the user terminal sends the user identity information and the remote fault diagnosis request to the cloud;
s5: after the cloud identifies the user identity, first-class basic diagnosis data of the vehicle are obtained and analyzed, meanwhile, the cloud sends the first-class basic diagnosis data to a processing terminal, and diagnosis information and diagnosis results are displayed to technicians on a processing interface of the processing terminal;
s6: if the cloud end or a technician can diagnose the vehicle fault information through the first type of basic diagnosis data, the cloud end sends a diagnosis result and a fault processing mode to the user terminal, and the remote fault diagnosis is finished;
s7: if the cloud end or a technician cannot diagnose the vehicle fault information through the first type of basic diagnosis data, the cloud end sends whether the cloud end is authorized to acquire second type of diagnosis data of the vehicle or not to the user terminal and carries out second remote diagnosis;
s8: if the authorization is not approved, the remote fault diagnosis is finished, and the user terminal displays that the remote fault diagnosis service cannot be used;
s9: if the user agrees to the authorization, the cloud sends an identity verification request to the user terminal; if the authentication fails, prompting the user terminal to perform authentication again; if the identity verification is successful, the cloud end carries out second remote fault diagnosis on the vehicle;
s10: the cloud acquires second type of diagnosis data of the vehicle, sends the second type of diagnosis data to the processing terminal, and technicians process the data through a processing interface of the processing terminal and send diagnosis results and fault processing modes to the cloud;
s11: and the cloud end receives the diagnosis result and the fault processing mode and sends the diagnosis result and the fault processing mode to the user terminal, meanwhile, the cloud end deletes the second type of diagnosis data, and the remote fault diagnosis is finished.
The invention also provides a privacy protection system for remote fault diagnosis, which is used for executing the privacy protection method for remote fault diagnosis and comprises a user terminal, a cloud terminal, the networked automobile and a processing terminal, wherein the user terminal is used for sending a remote fault diagnosis request of the networked automobile to the cloud terminal and carrying out user identity authentication under the condition of user authorization; the cloud end is used for receiving a remote fault diagnosis request of the networked automobile sent by the user terminal, sending a prompt of whether authorization is given to the user terminal, identifying the user identity sent by the user terminal, and sending a diagnosis result and a fault processing mode of the networked automobile to the user terminal; and the processing terminal is used for technicians to carry out remote fault diagnosis and analysis on the networked automobile under the condition of privacy protection processing.
Compared with the prior art, the invention has the following beneficial effects:
according to the invention, on the basis of the networked automobile and the remote diagnosis system, the user notification, authorization, secondary identity authentication and privacy protection processing are carried out according to the remote fault diagnosis data classification, so that the situation that the user does not know the data acquired to the cloud end when using remote fault diagnosis is prevented, data leakage is prevented in the process of transmitting and displaying the remote fault diagnosis data, and the privacy compliance of remote fault diagnosis service and the privacy protection of the user are realized.
Drawings
Fig. 1 is a flowchart of a privacy protection method for remote fault diagnosis according to the present invention.
Fig. 2 is an architecture diagram of a privacy protecting system for remote fault diagnosis according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings, the described embodiments should not be construed as limiting the present invention, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.
The invention provides a privacy protection method for remote fault diagnosis, which comprises the following steps as shown in figure 1:
s1: and the user terminal sends a request for carrying out remote fault diagnosis on the vehicle to the cloud server. The user terminal comprises an electronic terminal which can be connected with the vehicle-mounted terminal in a network and transmits data, such as a user mobile phone and a tablet personal computer. In the following, the user's mobile phone is taken as an example for explanation, but not limited to the mobile phone. After logging in the mobile application on the mobile phone, the user enters a remote fault diagnosis service interface, and clicks and applies for remote fault diagnosis. In S1, the cloud classifies the required vehicle diagnostic data, the diagnostic data that does not relate to the user personal information is the first type of basic diagnostic data, the diagnostic data that relates to the user personal information is the second type of diagnostic data, the cloud classifies the remote fault diagnostic information, and the diagnostic data that relates to the user personal information is classified particularly, thereby implementing different authorization and privacy protection modes for different diagnostic data.
S2: and after receiving the diagnosis request, the cloud sends whether the cloud is authorized to acquire first-class basic diagnosis data of the vehicle to the user terminal, and displays diagnosis information and a diagnosis result on a processing interface of the processing terminal. After receiving the diagnosis request, the cloud sends a prompt to the mobile phone of the user, which indicates that the first type of basic diagnosis data of the vehicle needs to be acquired in remote fault diagnosis, and prompts whether the user authorizes the cloud to acquire the first type of basic diagnosis data of the vehicle or not and whether professional technicians are authorized to remotely check the diagnosis information and the segmentation result on a processing interface of the processing terminal or not. The first type of basic diagnostic data comprises whether each part of the vehicle can normally operate or not and fault codes corresponding to each part of the vehicle when each part of the vehicle has a certain fault, and the basic diagnostic data does not relate to personal information of a user.
S3: and if the remote fault diagnosis is not approved, ending the remote fault diagnosis, and displaying that the remote fault diagnosis service cannot be used through the user terminal. If the user does not agree with the authorization, the remote fault diagnosis is finished, and meanwhile the cloud informs the user that the remote fault diagnosis service cannot be used through the mobile application on the mobile phone.
S4: and if the user terminal agrees, the user terminal sends the user identity information and the remote fault diagnosis request to the cloud. In S4, the user identity information is verified by userid. And if the user agrees to authorization, sending the user identity information and the remote fault diagnosis request to the cloud terminal through the mobile application of the mobile phone, wherein the user identity information uses userid to replace actual user identity information such as the mobile phone number.
S5: after the cloud identifies the user identity, first-class basic diagnosis data of the vehicle are obtained and analyzed, meanwhile, the cloud sends the first-class basic diagnosis data to the processing terminal, and diagnosis information and diagnosis results are displayed for technicians on a processing interface of the processing terminal. In S5, the technician can see the userid and the diagnostic information of the user on the processing interface of the processing terminal. After the cloud identifies the user identity through the userid, information analysis is carried out on the first type of basic diagnosis data based on the remote fault diagnosis request, meanwhile, the processing terminal receives diagnosis information sent by the cloud, professional technicians can check the diagnosis information through the processing interface on the processing terminal, but only the userid and the diagnosis information of the user are displayed on the processing interface, and no other information of the user is displayed, so that the personal information of the user is prevented from being leaked in the transmission process.
S6: if the cloud end or the technical personnel can diagnose the vehicle fault information through the first type of basic diagnosis data, the cloud end sends the diagnosis result and the fault processing mode to the user terminal, and the remote fault diagnosis is finished.
S7: if the cloud end or the technical staff cannot diagnose the vehicle fault information through the first type of basic diagnosis data, the cloud end sends whether the cloud end is authorized to acquire second type of diagnosis data of the vehicle to the user terminal and carries out second remote diagnosis. The cloud informs the user of the need of collecting the second type of diagnosis data in a mobile application pushing mode through the mobile phone, and sends a request whether the cloud is authorized to obtain the second type of diagnosis data of the vehicle and carry out second remote diagnosis to the user, so that the second remote diagnosis request is definitely a function initiated by the user actively, and the user is prevented from being obtained personal information of the user under the condition that the user is not informed.
S8: and if the authorization is not approved, finishing the remote fault diagnosis, and displaying that the remote fault diagnosis service cannot be used through the user terminal. If the user is authorized differently, the remote fault diagnosis is finished, and the cloud end informs the user that the remote fault diagnosis and analysis cannot be further carried out through the mobile phone application.
S9: if the user agrees to the authorization, the cloud sends an identity verification request to the user terminal; if the authentication fails, prompting the user terminal to perform authentication again; and if the identity authentication is successful, the cloud end carries out secondary remote fault diagnosis on the vehicle. In S9, the cloud sends a verification code to the mobile phone number registered in the cloud by the user, and the user performs authentication by inputting the verification code. And the user inputs the acquired short message verification code into a short message verification code input part of the remote fault diagnosis interface of the mobile phone application, and the verification code is sent to the cloud for identity verification through the mobile phone application program. If the short message verification code is not verified correctly, the user is informed of the unsuccessful verification result through the mobile application program, and the user re-inputs the short message verification code or re-acquires the short message verification code through result prompt. If the short message verification code verifies the dependent, a second remote diagnosis is started, i.e., S10.
S10: the cloud acquires second type of diagnosis data of the vehicle, sends the second type of diagnosis data to the processing terminal, and technicians process the data through a processing interface of the processing terminal and send diagnosis results and fault processing modes to the cloud. In S10, the cloud encrypts the data during transmission of the second type of diagnostic data, performs decryption processing on the personal information of the user on the processing interface of the processing terminal, and then displays the decrypted personal information, so that when a professional technician views the personal information of the user on the processing interface of the processing terminal, the processing terminal performs star decryption display processing on the personal information of the user, such as the VIN code, the telephone number, and the like, thereby avoiding leakage of the personal information of the user. The technical personnel can judge whether communication processing with the user is needed or not by acquiring the second type of diagnosis data and combining the first type of basic diagnosis data, and if so, the technical personnel sends a preliminary diagnosis result and a fault processing mode to a cloud terminal, or the technical personnel can contact with the user through the information in the second type of diagnosis data to know the fault condition of the vehicle more deeply, so that the vehicle fault can be processed in a targeted manner, and the fault processing mode is provided for the user according to the specific condition of the vehicle fault.
S11: and the cloud end receives the diagnosis result and the fault processing mode and sends the diagnosis result and the fault processing mode to the user terminal, meanwhile, the cloud end deletes the second type of diagnosis data, and the remote fault diagnosis is finished. After the remote fault diagnosis is completed, the cloud informs the user of a diagnosis result and a fault repairing mode in a mobile application pushing mode through a mobile phone, and after the remote fault diagnosis and processing are realized, the cloud deletes diagnosis data related to personal information of the user, so that the user and the personal information are prevented from being leaked.
The invention also provides a privacy protection system for remote fault diagnosis, which comprises a user terminal, a cloud terminal, an online automobile and a processing terminal, wherein the user terminal is used for sending a remote fault diagnosis request of the online automobile to the cloud terminal and carrying out user identity authentication under the condition of user authorization; the cloud end is used for receiving a remote fault diagnosis request of the networked automobile sent by the user terminal, sending a prompt of whether authorization is given to the user terminal, identifying the user identity sent by the user terminal, and sending a diagnosis result and a fault processing mode of the networked automobile to the user terminal; and the processing terminal is used for technicians to carry out remote fault diagnosis and analysis on the networked automobile under the condition of privacy protection processing. When the processing interface of the processing terminal displays the personal information of the user, the personal information of the user is transmitted through encryption and displayed through decryption. The privacy protection system for remote fault diagnosis is used for implementing the privacy protection method for remote fault diagnosis, and as shown in fig. 2, the privacy protection method specifically operates as follows:
according to the invention, on the basis of the networked automobile and the remote diagnosis system, the user notification, authorization, secondary identity authentication and privacy protection processing are carried out according to the remote fault diagnosis data classification, so that the situation that the user does not know the data acquired to the cloud end when using remote fault diagnosis is prevented, data leakage is prevented in the process of transmitting and displaying the remote fault diagnosis data, and the privacy compliance of remote fault diagnosis service and the privacy protection of the user are realized.
As mentioned above, the reminder system of the present invention is not limited to the configuration, and other systems capable of implementing the embodiments of the present invention may fall within the protection scope of the present invention.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all that should be covered by the claims of the present invention.
Claims (8)
1. A privacy protection method for remote fault diagnosis is characterized by comprising the following steps:
s1: the user terminal sends a request for carrying out remote fault diagnosis on the vehicle to the cloud server;
s2: after receiving the diagnosis request, the cloud sends whether the cloud is authorized to acquire first-class basic diagnosis data of the vehicle to the user terminal, and displays diagnosis information and a diagnosis result on a processing interface of the processing terminal;
s3: if not, the remote fault diagnosis is finished, and the user terminal displays that the remote fault diagnosis service cannot be used;
s4: if the user terminal agrees, the user terminal sends the user identity information and the remote fault diagnosis request to the cloud;
s5: after the cloud identifies the user identity, first-class basic diagnosis data of the vehicle are obtained and analyzed, meanwhile, the cloud sends the first-class basic diagnosis data to a processing terminal, and diagnosis information and a diagnosis result are displayed on a processing interface of the processing terminal;
s6: if the cloud end or a technician can diagnose the vehicle fault information through the first type of basic diagnosis data, the cloud end sends a diagnosis result and a fault processing mode to the user terminal, and the remote fault diagnosis is finished;
s7: if the cloud end or a technician cannot diagnose the vehicle fault information through the first type of basic diagnosis data, the cloud end sends whether the cloud end is authorized to acquire second type of diagnosis data of the vehicle or not to the user terminal and carries out second remote diagnosis;
s8: if the authorization is not approved, the remote fault diagnosis is finished, and the user terminal displays that the remote fault diagnosis service cannot be used;
s9: if the user agrees to the authorization, the cloud sends an identity verification request to the user terminal; if the authentication fails, prompting the user terminal to perform authentication again; if the identity verification is successful, the cloud end carries out second remote fault diagnosis on the vehicle;
s10: the cloud acquires second type of diagnosis data of the vehicle, sends the second type of diagnosis data to the processing terminal, and technicians process the data through a processing interface of the processing terminal and send diagnosis results and fault processing modes to the cloud;
s11: and the cloud end receives the diagnosis result and the fault processing mode and sends the diagnosis result and the fault processing mode to the user terminal, meanwhile, the cloud end deletes the second type of diagnosis data, and the remote fault diagnosis is finished.
2. The privacy protection method for remote fault diagnosis according to claim 1, wherein in S1, the cloud end classifies the required vehicle diagnosis data, and the diagnosis data not related to the user personal information is the first type of basic diagnosis data, and the diagnosis data related to the user personal information is the second type of diagnosis data.
3. The privacy protection method for remote fault diagnosis according to claim 1, wherein in S4, the user identity information is verified by userid.
4. The privacy protection method for remote fault diagnosis according to claim 3, wherein in S5, the technician can see the userid and the diagnosis information of the user on the processing interface of the processing terminal.
5. The privacy protection method for remote fault diagnosis claimed in claim 1, wherein in S9, the cloud sends a verification code to a mobile phone number registered in the cloud by the user, and the user performs identity verification by inputting the verification code.
6. The privacy protection method for remote fault diagnosis as claimed in claim 1, wherein in S10, the cloud encrypts the data during the transmission of the second type of diagnosis data, and performs decryption processing on the personal information of the user on the processing interface of the processing terminal for displaying.
7. A privacy protection system for remote fault diagnosis is characterized in that the privacy protection method for executing the remote fault diagnosis of any one of claims 1 to 6 comprises a user terminal, a cloud terminal, a networked automobile and a processing terminal, wherein the user terminal is used for sending a remote fault diagnosis request of the networked automobile to the cloud terminal and carrying out user identity authentication under the condition of user authorization; the cloud end is used for receiving a remote fault diagnosis request of the networked automobile sent by the user terminal, sending a prompt of whether authorization is given to the user terminal, identifying the user identity sent by the user terminal, and sending a diagnosis result and a fault processing mode of the networked automobile to the user terminal; and the processing terminal is used for technicians to carry out remote fault diagnosis and analysis on the networked automobile under the condition of privacy protection processing.
8. The privacy protection system for remote fault diagnosis as claimed in claim 7, wherein the processing interface of the processing terminal displays the user personal information through encryption transmission and decryption.
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| CN116033466A (en) * | 2022-07-22 | 2023-04-28 | 荣耀终端有限公司 | Fault detection system, method and storage medium |
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