CN116193438A - Device access authentication method, roadside base station, system and storage medium - Google Patents
Device access authentication method, roadside base station, system and storage mediumDownload PDFInfo
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- CN116193438A CN116193438ACN202211638469.9ACN202211638469ACN116193438ACN 116193438 ACN116193438 ACN 116193438ACN 202211638469 ACN202211638469 ACN 202211638469ACN 116193438 ACN116193438 ACN 116193438A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/08—Access security
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/03—Protecting confidentiality, e.g. by encryption
- H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/50—Secure pairing of devices
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
- H04W4/48—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for in-vehicle communication
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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Abstract
Translated fromChinese
Description
Translated fromChinese技术领域technical field
本申请涉及智慧交通的技术领域，尤其涉及一种设备的接入认证方法、路侧基站、系统及计算机可读存储介质。The present application relates to the technical field of smart transportation, and in particular to a device access authentication method, a roadside base station, a system, and a computer-readable storage medium.
背景技术Background technique
在智慧交通领域中，多种路测设备，例如道路信息收集设备和交通信息发布装置一般仅能单独与车载终端进行通信，车载终端需要与多个设备进行通信连接，因而会出现由于与过多的路测设备连接而导致连接不稳定，以及通信存在延时的情况发生，且不同设备的通信方式存在很大的差异，车载终端需要支持多种通信方式，同时通信链路的融合共享和冲突无法处理，存在通信安全问题。In the field of smart transportation, a variety of road test equipment, such as road information collection equipment and traffic information release devices, generally can only communicate with vehicle-mounted terminals alone, and vehicle-mounted terminals need to communicate with multiple devices. The connection of drive test equipment leads to unstable connection and delay in communication, and the communication methods of different devices are very different. The vehicle terminal needs to support multiple communication methods. At the same time, the integration, sharing and conflict of communication links Unable to process, there is a communication security problem.
发明内容Contents of the invention
本申请提供一种设备的接入认证方法、路侧基站、系统及计算机可读存储介质，旨在提高车载终端与交通信息发布设备和/或道路信息收集设备通信的效率、准确性以及安全性。This application provides an access authentication method for equipment, a roadside base station, a system, and a computer-readable storage medium, aiming at improving the efficiency, accuracy, and security of communication between vehicle-mounted terminals and traffic information distribution equipment and/or road information collection equipment .
第一方面，本申请提供一种设备的接入认证方法，设备的接入认证方法包括以下步骤：In a first aspect, the present application provides a device access authentication method, and the device access authentication method includes the following steps:
获取车载终端发送的连接请求信息；Obtain the connection request information sent by the vehicle terminal;
在连接请求信息符合连接条件时，与车载终端建立通信连接；Establish a communication connection with the vehicle terminal when the connection request information meets the connection conditions;
在获取到车载终端发送的信息获取请求，且根据信息获取请求确定车载终端符合密钥创建条件时，创建目标密钥；When the information acquisition request sent by the vehicle-mounted terminal is obtained, and the vehicle-mounted terminal is determined to meet the key creation conditions according to the information acquisition request, the target key is created;
在获取到车载终端发送的密钥请求信息时，将目标密钥发送至车载终端；When the key request information sent by the vehicle-mounted terminal is obtained, the target key is sent to the vehicle-mounted terminal;
加密从交通信息发布设备和/或道路信息收集设备获取的信息，发送信息给车载终端，以使车载终端根据目标密钥对信息进行解密。Encrypt the information obtained from the traffic information release device and/or road information collection device, and send the information to the vehicle-mounted terminal, so that the vehicle-mounted terminal can decrypt the information according to the target key.
第二方面，本申请还提供一种路侧基站，路侧基站能够与车载终端通信连接，路侧基站包括处理器、存储器、以及存储在存储器上并可被处理器执行的计算机程序，其中计算机程序被处理器执行时，实现如上述的设备的接入认证方法的步骤。In the second aspect, the present application also provides a roadside base station, which can communicate with a vehicle-mounted terminal, and the roadside base station includes a processor, a memory, and a computer program stored on the memory and executable by the processor, wherein the computer When the program is executed by the processor, the steps of the above-mentioned device access authentication method are realized.
第三方面，本申请还提供一种路测系统，路测系统包括车载终端，以及交通信息发布设备和/或道路信息收集设备，路侧基站通信连接交通信息发布设备和/或道路信息收集设备，车载终端根据如上述的设备的接入认证方法的步骤与路侧基站通信连接，以获取交通信息发布设备和/或道路信息收集设备所获取到的信息。In the third aspect, the present application also provides a road test system, the drive test system includes a vehicle terminal, and traffic information release equipment and/or road information collection equipment, roadside base stations communicate with traffic information release equipment and/or road information collection equipment The vehicle-mounted terminal communicates with the roadside base station according to the steps of the above-mentioned device access authentication method, so as to obtain the information obtained by the traffic information distribution device and/or the road information collection device.
第四方面，本申请还提供一种计算机可读存储介质，所述计算机可读存储介质上存储有计算机程序，其中所述计算机程序被处理器执行时，实现如上述的设备的接入认证方法的步骤。In a fourth aspect, the present application also provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, wherein when the computer program is executed by a processor, the above-mentioned device access authentication method is implemented A step of.
本申请提供一种设备的接入认证方法、路侧基站、系统及计算机可读存储介质，本申请的路侧基站通过在获取到车载终端发送的连接请求信息并在连接请求信息符合连接条件时，与车载终端建立通信连接；以能够在获取到车载终端发送的信息获取请求，且根据信息获取请求确定车载终端符合密钥创建条件时，创建目标密钥，以在获取到车载终端发送的密钥请求信息时，将目标密钥发送至车载终端，路侧基站还能够加密从交通信息发布设备和/或道路信息收集设备获取的信息，并响应于信息获取请求发送至车载终端，以使得车载终端能够根据目标密钥对信息进行加密，从而避免了车载终端与多个交通信息发布设备和/或道路信息收集设备通信连接，提高了通信连接的稳定性和效率，以及减少通信的延时性，同时，路侧基站还能够对接入的车载终端进行认证，提升了通信的安全性。This application provides an access authentication method for equipment, a roadside base station, a system, and a computer-readable storage medium. The roadside base station of this application obtains the connection request information sent by the vehicle-mounted terminal and when the connection request information meets the connection conditions , to establish a communication connection with the vehicle-mounted terminal; to be able to create a target key when the information acquisition request sent by the vehicle-mounted terminal is obtained, and the vehicle-mounted terminal meets the key creation conditions according to the information acquisition request, so that when the vehicle-mounted terminal is obtained. When the key requests information, the target key is sent to the vehicle-mounted terminal, and the roadside base station can also encrypt the information obtained from the traffic information publishing device and/or road information collection device, and send it to the vehicle-mounted terminal in response to the information acquisition request, so that the vehicle-mounted The terminal can encrypt information according to the target key, thereby avoiding the communication connection between the vehicle terminal and multiple traffic information publishing devices and/or road information collection devices, improving the stability and efficiency of communication connections, and reducing communication delays , At the same time, the roadside base station can also authenticate the connected vehicle terminal, which improves the security of communication.
附图说明Description of drawings
为了更清楚地说明本申请实施例技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to illustrate the technical solutions of the embodiments of the present application more clearly, the drawings that need to be used in the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application. Ordinary technicians can also obtain other drawings based on these drawings on the premise of not paying creative work.
图1为本申请一实施例提供的设备的接入认证方法的步骤流程图；FIG. 1 is a flow chart of the steps of an access authentication method for a device provided in an embodiment of the present application;
图2为本申请一实施例提供的设备的接入认证方法的流程图；FIG. 2 is a flowchart of a device access authentication method provided by an embodiment of the present application;
图3为本申请一实施例涉及的路侧基站的结构示意框图；FIG. 3 is a schematic structural block diagram of a roadside base station according to an embodiment of the present application;
图4为本申请一实施例涉及的路测系统的示意图。FIG. 4 is a schematic diagram of a drive test system according to an embodiment of the present application.
具体实施方式Detailed ways
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例是本申请一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有做出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。The following will clearly and completely describe the technical solutions in the embodiments of the present application with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.
附图中所示的流程图仅是示例说明，不是必须包括所有的内容和操作/步骤，也不是必须按所描述的顺序执行。例如，有的操作/步骤还可以分解、组合或部分合并，因此实际执行的顺序有可能根据实际情况改变。The flow charts shown in the drawings are just illustrations, and do not necessarily include all contents and operations/steps, nor must they be performed in the order described. For example, some operations/steps can be decomposed, combined or partly combined, so the actual order of execution may be changed according to the actual situation.
本申请实施例提供一种设备的接入认证方法、路侧基站、系统及计算机可读存储介质。其中，该设备的接入认证方法可应用于路侧基站中，该路侧基站通信连接交通信息发布设备和/或道路信息收集设备，以获取交通信息发布设备获取到的信息和/或获取道路信息收集设备收集到的信息，以在车载终端通过设备的接入认证方法完成接入认证后，路侧基站与车载终端实现通信交互，车载终端能够通过路侧基站获取到交通信息发布设备获取到的信息和/或获取道路信息收集设备收集到的信息。Embodiments of the present application provide a device access authentication method, a roadside base station, a system, and a computer-readable storage medium. Wherein, the access authentication method of the device can be applied to the roadside base station, and the roadside base station is communicatively connected to the traffic information release device and/or the road information collection device, so as to obtain the information obtained by the traffic information release device and/or obtain the road The information collected by the information collection device can be obtained by the roadside base station and the vehicle terminal after the vehicle terminal completes the access authentication through the device access authentication method, and the vehicle terminal can obtain the traffic information release device through the roadside base station. information and/or access to information collected by road information collection devices.
下面结合附图，对本申请的设备的接入认证方法的一些实施方式作详细说明。在不冲突的情况下，下述的实施例及实施例中的特征可以相互组合。Some implementations of the device access authentication method of the present application will be described in detail below with reference to the accompanying drawings. In the case of no conflict, the following embodiments and features in the embodiments can be combined with each other.
请参照图1和图2，图1为本申请的实施例提供的一种设备的接入认证方法的步骤流程图，图2为本申请一实施例提供的一种设备的接入认证方法的流程图。Please refer to Figure 1 and Figure 2, Figure 1 is a flow chart of the steps of a device access authentication method provided by an embodiment of the present application, and Figure 2 is a flow chart of a device access authentication method provided by an embodiment of the present application flow chart.
如图1所示，该设备的接入认证方法包括步骤S101至步骤S104。As shown in FIG. 1 , the access authentication method of the device includes steps S101 to S104.
步骤S101、获取车载终端发送的连接请求信息。Step S101, acquiring connection request information sent by the vehicle-mounted terminal.
示例性的，在车载终端需要获取交通信息发布设备和/或道路信息收集设备所获取到的信息时，向路侧基站发送连接请求信息，以使路侧基站能够基于连接请求信息与车载终端实现通信连接，并能够将交通信息发布设备和/或道路信息收集设备获取到的信息发送至车载终端，以使得车载终端获取所需信息。Exemplarily, when the vehicle-mounted terminal needs to obtain the information obtained by the traffic information release device and/or the road information collection device, it sends connection request information to the roadside base station, so that the roadside base station can communicate with the vehicle-mounted terminal based on the connection request information. communication connection, and can send the information obtained by the traffic information release device and/or road information collection device to the vehicle-mounted terminal, so that the vehicle-mounted terminal can obtain the required information.
可以理解的，路侧基站通信连接交通发布设备和/或道路信息收集设备，从而车载终端仅需与路侧基站实现通信连接后，便能获取交通发布设备和/或道路信息收集设备获取的信息，以避免与多个路测设备的连接，增加通信稳定性及减少通信的延时性。It can be understood that the roadside base station is communicatively connected to the traffic release device and/or the road information collection device, so that the vehicle-mounted terminal can obtain the information obtained by the traffic release device and/or the road information collection device only after realizing a communication connection with the roadside base station To avoid connection with multiple drive test devices, increase communication stability and reduce communication delay.
示例性的，路测设备能够根据连接请求信息确定车载终端是否符合链接条件，以确定是否与车载终端建立通信连接。Exemplarily, the drive test device can determine whether the vehicle-mounted terminal meets the link condition according to the connection request information, so as to determine whether to establish a communication connection with the vehicle-mounted terminal.
在具体的实施过程中，获取进入目标范围的车载终端发送的连接请求信息。例如，以街区的目标位置为中心点，预设长度为半径确定目标范围，以确定目标范围，并与获取处于目标范围内的车载终端发送的连接请求信息，从而实现与处于目标范围内的车载终端的通信，以增加通信稳定性。In a specific implementation process, the connection request information sent by the vehicle-mounted terminal entering the target range is obtained. For example, the target location of the block is taken as the center point, and the preset length is the radius to determine the target range to determine the target range, and obtain the connection request information sent by the vehicle-mounted terminal within the target range, so as to realize the connection with the vehicle-mounted terminal within the target range. Terminal communication to increase communication stability.
步骤S102、在所述连接请求信息符合连接条件时，与所述车载终端建立通信连接。Step S102, when the connection request information meets the connection condition, establish a communication connection with the vehicle terminal.
示例性的，根据连接请求信息确定是否符合连接条件，并在连接请求信息符合连接条件时，路侧基站能够创建认证管理对象，并与车载终端建立通信连接。Exemplarily, it is determined whether the connection condition is met according to the connection request information, and when the connection request information meets the connection condition, the roadside base station can create an authentication management object and establish a communication connection with the vehicle terminal.
在一些实施例中，连接请求信息包括车载终端的类型和/或车载终端的名称；方法还包括：根据车载终端的类型和/或车载终端的名称确定车载终端是否符合连接条件。In some embodiments, the connection request information includes the type of the vehicle terminal and/or the name of the vehicle terminal; the method further includes: determining whether the vehicle terminal meets the connection condition according to the type of the vehicle terminal and/or the name of the vehicle terminal.
示例性的，路侧基站从连接请求信息中获取车载终端的类型和/或车载终端的名称，并基于类型存储数据库，确定类型存储数据库是否存在与车载终端的类型相同的类型信息，以及基于名称数据库，确定是否存在与车载终端的名称相同的名称信息，若存在相同的类型信息和相同的名称信息，则确定该车载终端符合链接条件，并建立通信连接；若未查找到相同的类型信息或未查找到相同的名称信息，则确定该车载终端未符合连接条件，路侧基站拒绝与该车载终端通信连接。Exemplarily, the roadside base station obtains the type of the vehicle-mounted terminal and/or the name of the vehicle-mounted terminal from the connection request information, and based on the type storage database, determines whether the type storage database has the same type information as the type of the vehicle-mounted terminal, and based on the name Database, determine whether there is the same name information as the name of the vehicle-mounted terminal, if there is the same type information and the same name information, then determine that the vehicle-mounted terminal meets the link conditions, and establish a communication connection; if the same type of information is not found or If the same name information is not found, it is determined that the vehicle-mounted terminal does not meet the connection conditions, and the roadside base station refuses to communicate with the vehicle-mounted terminal.
可以理解的，在确定符合连接连接条件并与车载终端建立通信连接后，能够获取车载终端发送的信息获取请求，以发送对应的信息至车载终端。It can be understood that after it is determined that the connection condition is met and a communication connection is established with the vehicle-mounted terminal, the information acquisition request sent by the vehicle-mounted terminal can be obtained, so as to send corresponding information to the vehicle-mounted terminal.
步骤S103、在获取到所述车载终端发送的信息获取请求，且根据所述信息获取请求确定所述车载终端符合密钥创建条件时，创建目标密钥。Step S103: Create a target key when the information acquisition request sent by the vehicle-mounted terminal is obtained and it is determined according to the information acquisition request that the vehicle-mounted terminal meets the key creation conditions.
示例性的，根据信息获取请求确定车载终端是否符合密钥创建条件，在确定车载终端是否符合密钥创建条件时，创建对应的目标密钥。Exemplarily, it is determined whether the vehicle-mounted terminal meets the key creation condition according to the information acquisition request, and when determining whether the vehicle-mounted terminal meets the key creation condition, a corresponding target key is created.
在一些实施例中，在根据信息获取请求确定车载终端是否符合密钥创建条件时，方法还包括：根据车载终端的类型和/或车载终端的名称确定车载终端的保密等级；根据保密等级和信息获取请求确定车载终端是否符合密钥创建条件。In some embodiments, when determining whether the vehicle-mounted terminal meets the key creation condition according to the information acquisition request, the method further includes: determining the security level of the vehicle-mounted terminal according to the type of the vehicle-mounted terminal and/or the name of the vehicle-mounted terminal; The acquisition request determines whether the vehicle terminal meets the key creation conditions.
示例性的，基于等级数据库，根据车载终端的类型和/或车载终端的名称确定车载终端的保密等级，例如，若车载终端的类型为类型A，确定对应的保密等级为第二等级，又例如，若车载终端的类型为类型B，确定对应的保密等级为第四等级。可以理解的，还可以根据车载终端的名称与保密等级的映射关系确定车载终端的保密等级，在此不再赘述。Exemplarily, based on the grade database, the security level of the vehicle-mounted terminal is determined according to the type of the vehicle-mounted terminal and/or the name of the vehicle-mounted terminal. For example, if the type of the vehicle-mounted terminal is type A, it is determined that the corresponding security level is the second level, and for example , if the type of the vehicle-mounted terminal is type B, determine that the corresponding security level is the fourth level. It can be understood that the security level of the vehicle terminal can also be determined according to the mapping relationship between the name of the vehicle terminal and the security level, which will not be repeated here.
在一些实施例中，根据保密等级和信息获取请求确定车载终端是否符合密钥创建条件，包括：在保密等级大于预设等级时，根据信息获取请求确定车载终端是否符合密钥创建条件。In some embodiments, determining whether the vehicle-mounted terminal meets the key creation condition according to the security level and the information acquisition request includes: when the security level is greater than a preset level, determining whether the vehicle-mounted terminal meets the key creation condition according to the information acquisition request.
可以理解的，若保密等级大于预设等级，则根据信息获取请求确定车载终端是否符合密钥创建条件，例如，预设等级为第三等级，且第一等级、第二等级、第三等级以及第四等级的重要程度依次递减，如车载终端的保密等级为第二等级时，根据该车载终端发送的信息获取请求确定是否符合密钥创建条件。It can be understood that if the security level is greater than the preset level, it is determined whether the vehicle-mounted terminal meets the key creation condition according to the information acquisition request, for example, the preset level is the third level, and the first level, the second level, the third level and The importance of the fourth level decreases in descending order. For example, when the security level of the vehicle-mounted terminal is the second level, it is determined whether the key creation condition is met according to the information acquisition request sent by the vehicle-mounted terminal.
在另一些实施例中，在保密等级小于或等于预设等级时，确定车载终端未符合密钥创建条件。In some other embodiments, when the security level is less than or equal to the preset level, it is determined that the vehicle-mounted terminal does not meet the key creation condition.
例如，预设等级为第三等级，车载终端的保密等级为第四等级时，确定车载终端未符合密钥创建条件，无需创建密钥。For example, when the preset level is the third level and the security level of the vehicle-mounted terminal is the fourth level, it is determined that the vehicle-mounted terminal does not meet the key creation conditions, and there is no need to create a key.
通过车载终端的保密等级确定车载终端是否符合密钥创建条件，提高判定是否需要创建密钥的速率，并在根据车载终端的保密等级确定车载终端符合密钥创建条件，根据车载终端发送的信息获取请求再次进行是否需要创建密钥的判断。Determine whether the vehicle-mounted terminal meets the key creation conditions based on the security level of the vehicle-mounted terminal, increase the rate of determining whether a key needs to be created, and determine that the vehicle-mounted terminal meets the key creation conditions according to the security level of the vehicle-mounted terminal, and obtain information based on the information sent by the vehicle-mounted terminal Request to judge whether to create a key again.
在一些实施例中，获取到车载终端发送的信息获取请求，且根据信息获取请求确定车载终端符合密钥创建条件时，创建目标密钥，包括：根据信息获取请求确定车载终端的通信时长及通信数据量；当根据通信时长和通信数据量确定车载终端符合密钥创建条件时，创建目标密钥。In some embodiments, when the information acquisition request sent by the vehicle-mounted terminal is obtained, and the vehicle-mounted terminal is determined to meet the key creation conditions according to the information acquisition request, creating the target key includes: determining the communication duration and communication duration of the vehicle-mounted terminal according to the information acquisition request. The amount of data; when it is determined according to the communication duration and the amount of communication data that the vehicle-mounted terminal meets the key creation conditions, the target key is created.
示例性的，从信息获取请求中确定路侧基站与车载终端所需的通信时长，以及路侧基站与车载终端通信时的通信数据量，可以理解的，该通信数据量可以是预测的数据量，例如信息获取请求包括获取目标路段的路况信息，路侧基站获取到该请求后，获取历史通信过程中发送的历史路况信息的大小，并根据历史路况信息的大小预测此次通信所需的通信数据量，以确定车载终端是否符合密钥创建条件。Exemplarily, the required communication duration between the roadside base station and the vehicle-mounted terminal is determined from the information acquisition request, as well as the amount of communication data when the roadside base station communicates with the vehicle-mounted terminal. It can be understood that the amount of communication data can be a predicted amount of data For example, the information acquisition request includes obtaining the road condition information of the target road section. After obtaining the request, the roadside base station obtains the size of the historical road condition information sent during the historical communication process, and predicts the communication required for this communication according to the size of the historical road condition information. The amount of data to determine whether the vehicle terminal meets the key creation conditions.
在一些实施例中，根据信息获取请求确定车载终端符合密钥创建条件，包括：若根据信息获取请求确定的通信时长大于或等于预设时长，且根据信息获取请求确定的通信数据量大于预设第一数据量阈值，且小于预设第二数据量阈值，确定车载终端符合第一密钥创建条件。In some embodiments, determining that the vehicle-mounted terminal meets the key creation conditions according to the information acquisition request includes: if the communication duration determined according to the information acquisition request is greater than or equal to the preset duration, and the amount of communication data determined according to the information acquisition request is greater than the preset If the first data volume threshold is smaller than the preset second data volume threshold, it is determined that the vehicle-mounted terminal meets the first key creation condition.
示例性的，根据通信时长与预设时长的比较结果，以及通信数据量与第一数据量阈值的比较结果，确定车载终端符合的密钥创建条件。Exemplarily, according to the comparison result between the communication duration and the preset duration, and the comparison result between the communication data volume and the first data volume threshold, the key creation condition that the vehicle-mounted terminal meets is determined.
具体的，在通信时长大于预设时长，且通信数据量大于第一数据量阈值并小于第二数据量阈值的情况下，确定车载终端符合第一密钥创建条件。Specifically, when the communication duration is longer than the preset duration, and the amount of communication data is greater than the first data amount threshold and smaller than the second data amount threshold, it is determined that the vehicle-mounted terminal meets the first key creation condition.
在一些实施例中，在获取到车载终端发送的信息获取请求，且根据信息获取请求确定车载终端符合密钥创建条件时，创建目标密钥，包括：若根据信息获取请求确定车载终端符合第一密钥创建条件，创建非对称密钥。In some embodiments, when the information acquisition request sent by the vehicle-mounted terminal is obtained, and it is determined according to the information acquisition request that the vehicle-mounted terminal meets the key creation conditions, creating the target key includes: if it is determined according to the information acquisition request that the vehicle-mounted terminal meets the first Key creation condition, create an asymmetric key.
示例性的，在车载终端符合第二密钥创建条件的情况下，非对称密钥能够达到便于管理的目的，且在此情况下，无需进行大量的数据传输及存储，因而创建非对称密钥。可选的，非对称密钥包括公钥/私钥对。Exemplarily, when the vehicle-mounted terminal meets the conditions for creating the second key, the asymmetric key can achieve the purpose of easy management, and in this case, there is no need for a large amount of data transmission and storage, so the asymmetric key is created . Optionally, the asymmetric key includes a public key/private key pair.
在另一些实施例中，根据信息获取请求确定车载终端符合密钥创建条件，包括：若通信时长大于或等于预设时长，且通信数据量大于预设第二数据量阈值，确定车载终端符合第二密钥创建条件。In some other embodiments, determining that the vehicle-mounted terminal meets the key creation condition according to the information acquisition request includes: if the communication duration is greater than or equal to the preset duration, and the amount of communication data is greater than the preset second data volume threshold, determining that the vehicle-mounted terminal meets the second threshold. Two key creation conditions.
示例性的，在通信时长大于预设时长，且通信数据量大于第二数据量阈值时，确定车载终端需要与路侧基站进行大量的数据传输，确定车载终端符合第二密钥创建条件。Exemplarily, when the communication duration is longer than the preset duration and the amount of communication data is greater than the second data amount threshold, it is determined that the vehicle-mounted terminal needs to perform a large amount of data transmission with the roadside base station, and it is determined that the vehicle-mounted terminal meets the second key creation condition.
在一些实施例中，在获取到车载终端发送的信息获取请求，且根据信息获取请求确定车载终端符合密钥创建条件时，创建目标密钥，包括：若根据信息获取请求确定车载终端符合第二密钥创建条件，创建对称密钥。In some embodiments, when the information acquisition request sent by the vehicle-mounted terminal is obtained, and it is determined according to the information acquisition request that the vehicle-mounted terminal meets the key creation conditions, creating the target key includes: if it is determined according to the information acquisition request that the vehicle-mounted terminal meets the second Key creation condition, create a symmetric key.
示例性的，在车载终端符合第一密钥创建条件的情况下，对称密钥能够满足大量的数据传输及存储的使用需求，因而创建对称密钥。可选的，利用如DES、3DES、IDEA等对称密钥加密算法创建对称密钥。Exemplarily, in the case that the vehicle-mounted terminal meets the first key creation condition, the symmetric key can meet the usage requirements of a large amount of data transmission and storage, so the symmetric key is created. Optionally, use a symmetric key encryption algorithm such as DES, 3DES, IDEA, etc. to create a symmetric key.
可以理解的，在通信时长小于预设时长，或通信数据量小于第一数据量阈值时，确定车载终端未符合密钥创建条件，无需创建密钥。It can be understood that when the communication duration is less than the preset duration, or the communication data volume is less than the first data volume threshold, it is determined that the vehicle-mounted terminal does not meet the key creation conditions, and there is no need to create a key.
通过上述实施例，能够根据不同的情况创建不同的密钥，提升通信的安全性以及通信效率。Through the foregoing embodiments, different keys can be created according to different situations, thereby improving communication security and communication efficiency.
步骤S104、在获取到所述车载终端发送的密钥请求信息时，将所述目标密钥发送至所述车载终端。Step S104, when the key request information sent by the vehicle-mounted terminal is acquired, send the target key to the vehicle-mounted terminal.
可以理解的，路侧基站在获取到车载终端发送的密钥请求信息时，将创建好的目标密钥发送至车载终端。若在未获取到车载终端发送的密钥请求信息时，则不进行目标密钥的发送。It can be understood that when the roadside base station obtains the key request information sent by the vehicle terminal, it sends the created target key to the vehicle terminal. If the key request information sent by the vehicle-mounted terminal is not obtained, the target key is not sent.
步骤S105、加密从所述交通信息发布设备和/或所述道路信息收集设备获取的信息，发送所述信息给所述车载终端，以使所述车载终端根据所述目标密钥对所述信息进行解密。Step S105, encrypting the information obtained from the traffic information distribution device and/or the road information collection device, and sending the information to the vehicle-mounted terminal, so that the vehicle-mounted terminal can verify the information according to the target key to decrypt.
示例性的，路侧基站对从交通信息发布设备和/或道路信息收集设备获取的信息进行加密，并发送给车载终端，以使车载终端能够根据目标密钥对信息进行解密。Exemplarily, the roadside base station encrypts the information obtained from the traffic information issuing device and/or the road information collecting device, and sends it to the vehicle terminal, so that the vehicle terminal can decrypt the information according to the target key.
可以理解的，信息可与目标密钥同时发送至车载终端，也可先发送信息，在接收到车载终端发送的密钥请求信息后，将目标密钥发送至车载终端，以使车载终端对信息进行解密。其中，交通信息发布设备所获取的信息例如为修路信息，道路信息收集设备所获取的信息例如为路况信息。It can be understood that the information can be sent to the vehicle-mounted terminal at the same time as the target key, or the information can be sent first, and after receiving the key request information sent by the vehicle-mounted terminal, the target key is sent to the vehicle-mounted terminal, so that the vehicle-mounted terminal can to decrypt. The information acquired by the traffic information issuing device is, for example, road construction information, and the information acquired by the road information collecting device is, for example, road condition information.
在一实施例中，路侧基站可实时获取交通发布设备和/或道路信息收集设备所获取到的信息，以在获取到车载终端的信息获取请求且车载终端符合密钥创建条件时，创建目标密钥后，将目标密钥以及将相应的信息进行加密后发送至车载终端。In one embodiment, the roadside base station can obtain the information obtained by the traffic release device and/or the road information collection device in real time, so that when the information acquisition request of the vehicle terminal is obtained and the vehicle terminal meets the key creation conditions, the target After encrypting the key, the target key and the corresponding information are encrypted and sent to the vehicle terminal.
在另一些实施例中，加密从交通信息发布设备和/或道路信息收集设备获取的信息，发送信息给车载终端，包括：根据信息获取请求从交通信息发布设备和/或道路信息收集设备获取待加密信息；对待加密信息进行加密，并发送至车载终端。In some other embodiments, encrypting the information obtained from the traffic information publishing device and/or the road information collecting device, and sending the information to the vehicle-mounted terminal includes: obtaining the information to be received from the traffic information publishing device and/or the road information collecting device according to the information obtaining request. Encrypted information; encrypt the information to be encrypted and send it to the vehicle terminal.
可以理解的，路侧基站还能够响应于车载终端发送的信息获取请求，从交通交通信息发布设备和/或道路信息收集设备获取与信息获取请求对应的待加密信息，并将待加密信息进行加密后发送至车载终端。It can be understood that the roadside base station can also respond to the information acquisition request sent by the vehicle terminal, obtain the information to be encrypted corresponding to the information acquisition request from the traffic traffic information publishing device and/or the road information collection device, and encrypt the information to be encrypted and then sent to the vehicle terminal.
上述实施例提供的用于路侧基站的设备的接入认证方法，通过在获取到车载终端发送的连接请求信息并在连接请求信息符合连接条件时，与车载终端建立通信连接；以能够在获取到车载终端发送的信息获取请求，且根据信息获取请求确定车载终端符合密钥创建条件时，创建目标密钥，以在获取到车载终端发送的密钥请求信息时，将目标密钥发送至车载终端，路侧基站还能够加密从交通信息发布设备和/或道路信息收集设备获取的信息，并响应于信息获取请求发送至车载终端，以使得车载终端能够根据目标密钥对信息进行加密，从而避免了车载终端与多个交通信息发布设备和/或道路信息收集设备通信连接，提高了通信连接的稳定性和效率，以及减少通信的延时性，同时，路侧基站还能够对接入的车载终端进行认证，提升了通信的安全性。The access authentication method for the equipment of the roadside base station provided by the above-mentioned embodiments is to establish a communication connection with the vehicle-mounted terminal when the connection request information sent by the vehicle-mounted terminal is acquired and the connection request information meets the connection conditions; When the information acquisition request sent by the vehicle-mounted terminal is received, and the vehicle-mounted terminal is determined to meet the key creation conditions according to the information acquisition request, the target key is created, so that when the key request information sent by the vehicle-mounted terminal is obtained, the target key is sent to the vehicle-mounted terminal. terminal, the roadside base station can also encrypt the information obtained from the traffic information release device and/or road information collection device, and send it to the vehicle terminal in response to the information acquisition request, so that the vehicle terminal can encrypt the information according to the target key, thereby It avoids communication connection between the vehicle-mounted terminal and multiple traffic information release devices and/or road information collection devices, improves the stability and efficiency of the communication connection, and reduces the delay of communication. At the same time, the roadside base station can also control the The on-board terminal is authenticated to improve the security of communication.
请参阅图3，图3为本申请实施例提供的一种路侧基站的结构示意性框图。Please refer to FIG. 3 . FIG. 3 is a schematic structural block diagram of a roadside base station provided by an embodiment of the present application.
如图3所示，该路侧基站包括通过系统总线连接的处理器、存储器和网络接口，其中，存储器可以包括存储介质和内存储器。As shown in FIG. 3 , the roadside base station includes a processor, a memory, and a network interface connected through a system bus, where the memory may include a storage medium and an internal memory.
存储介质可存储操作系统和计算机程序。该计算机程序包括程序指令，该程序指令被执行时，可使得处理器执行任意一种设备的接入认证方法。The storage medium may store operating systems and computer programs. The computer program includes program instructions. When the program instructions are executed, the processor can be executed to execute any method for access authentication of the device.
处理器用于提供计算和控制能力，支撑整个路侧基站的运行。The processor is used to provide computing and control capabilities to support the operation of the entire roadside base station.
内存储器为存储介质中的计算机程序的运行提供环境，该计算机程序被处理器执行时，可使得处理器执行任意一种设备的接入认证方法。The internal memory provides an environment for running the computer program in the storage medium. When the computer program is executed by the processor, the processor can execute any method for access authentication of the device.
该网络接口用于进行网络通信，如与车载终端通信连接并实现信息交互等。本领域技术人员可以理解，图3中示出的结构，仅仅是与本申请方案相关的部分结构的框图，并不构成对本申请方案所应用于其上的路侧基站的限定，具体的路侧基站可以包括比图中所示更多或更少的部件，或者组合某些部件，或者具有不同的部件布置。The network interface is used for network communication, such as communicating with the vehicle terminal and realizing information interaction. Those skilled in the art can understand that the structure shown in Figure 3 is only a block diagram of a partial structure related to the solution of this application, and does not constitute a limitation on the roadside base station to which the solution of this application is applied. The base station may include more or fewer components than shown in the figures, or combine certain components, or have a different arrangement of components.
应当理解的是，处理器可以是中央处理单元(Central Processing Unit，CPU)，该处理器还可以是其他通用处理器、数字信号处理器(Digital Signal Processor，DSP)、专用集成电路(Application Specific Integrated Circuit，ASIC)、现场可编程门阵列(Field-Programmable Gate Array，FPGA)或者其他可编程逻辑器件、分立门或者晶体管逻辑器件、分立硬件组件等。其中，通用处理器可以是微处理器或者该处理器也可以是任何常规的处理器等。It should be understood that the processor may be a central processing unit (Central Processing Unit, CPU), and the processor may also be other general-purpose processors, digital signal processors (Digital Signal Processor, DSP), application specific integrated circuits (Application Specific Integrated Circuit, ASIC), Field-Programmable Gate Array (Field-Programmable Gate Array, FPGA) or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. Wherein, the general-purpose processor may be a microprocessor or the processor may be any conventional processor or the like.
请参阅图4，图4为本申请一实施例提供的路测系统的示意图。Please refer to FIG. 4 . FIG. 4 is a schematic diagram of a drive test system provided by an embodiment of the present application.
如图4所示，路测系统包括路侧基站1；至少一个交通发布设备2和/或至少一个道路信息收集设备3，路侧基站可通过分布式总软线4与交通信息发As shown in Figure 4, the road test system includes a
布设备2和/或道路信息收集设备3进行信息交互，以从交通信息发布设备25和/或道路信息收集设备3获取信息。分布式软总线4是一种为不同设备之间的互连互通提供统一的分布式通信能力的总线，具有发现、连接、组网/拓扑管理、任务总线、数据总线等功能。其中，交通发布设备2、道路信息收集设备3均可以配置鸿蒙系统，并设有分布式软总线4，各设备之间中的鸿蒙系统The
可以通过分布式软总线4进行通信连接，从而实现资源融合、数据共享以及0功能共享等功能。The communication connection can be carried out through the distributed
其中，分布式软总线还提出蓝牙/WiFi融合网络组网技术，能够解决不同协议设备进行数据通信的问题或能够在不同的场景下提供对应的技术，以增强路测系统的适用性，例如，在隧道或地下停车库等WiFi信号较弱的场景下，Among them, the distributed soft bus also proposes Bluetooth/WiFi fusion network networking technology, which can solve the problem of data communication between different protocol devices or provide corresponding technologies in different scenarios to enhance the applicability of the drive test system, for example, In scenarios with weak WiFi signals such as tunnels or underground parking garages,
路测系统能够利用蓝牙相互连接，并与车载终端蓝牙连接，以实现信息交互。5同时，蓝牙/WiFi融合网络组网技术还能使得多个鸿蒙设备能够自动构建一个逻辑全连接网络，用户或者业务开发者无需关心组网方式与物理协议，且该技术可以连接并控制多个现有设备，兼容轻量设备和标准设备，能够减少设置电缆和专门设备的大部分成本问题，灵活运用各设备为防盗及安全共同铸造壁垒。The drive test system can use Bluetooth to connect to each other and to the vehicle-mounted terminal to realize information interaction. 5 At the same time, the Bluetooth/WiFi converged network networking technology can also enable multiple Hongmeng devices to automatically build a logical fully connected network. Users or business developers do not need to care about networking methods and physical protocols, and this technology can connect and control multiple Existing equipment, compatible with lightweight equipment and standard equipment, can reduce most of the cost of installing cables and special equipment, and flexibly use each equipment to jointly create barriers for anti-theft and safety.
0可以理解的，若存在新的交通发布设备和/或道路信息收集设备接入的情0 It is understandable that if there is a new traffic release device and/or road information collection device access
况下，也能够通过分布式总软线进行通信连接，以提高设备接入的便利性。In some cases, the communication connection can also be carried out through the distributed main soft line to improve the convenience of equipment access.
本申请实施例还提供一种计算机可读存储介质，所述计算机可读存储介质上存储有计算机程序，所述计算机程序中包括程序指令，所述程序指令被执行时所实现的方法可参照本申请设备的接入认证方法的各个实施例。The embodiment of the present application also provides a computer-readable storage medium, where a computer program is stored on the computer-readable storage medium, the computer program includes program instructions, and the method implemented when the program instructions are executed can refer to this Various embodiments of the access authentication method of the application device.
5其中，所述计算机可读存储介质可以是前述实施例所述的路侧基站的内部存储单元，例如所述路侧基站的硬盘或内存。所述计算机可读存储介质也可以是所述路侧基站的外部存储设备，例如所述路侧基站上配备的插接式硬盘，智能存储卡(Smart MediaCard，SMC)，安全数字(Secure Digital，SD)卡，闪存卡(Flash Card)等。5 Wherein, the computer-readable storage medium may be an internal storage unit of the roadside base station described in the foregoing embodiments, such as a hard disk or a memory of the roadside base station. The computer-readable storage medium can also be an external storage device of the roadside base station, such as a plug-in hard disk equipped on the roadside base station, a smart memory card (Smart MediaCard, SMC), a secure digital (Secure Digital, SD) card, flash memory card (Flash Card), etc.
0应当理解，在此本申请说明书中所使用的术语仅仅是出于描述特定实施例的目的而并不意在限制本申请。如在本申请说明书和所附权利要求书中所使用的那样，除非上下文清楚地指明其它情况，否则单数形式的“一”、“一个”及“该”意在包括复数形式。It should be understood that the terminology used in the specification of this application is for the purpose of describing particular embodiments only and is not intended to limit the application. As used in this specification and the appended claims, the singular forms "a", "an" and "the" are intended to include plural referents unless the context clearly dictates otherwise.
还应当理解，在本申请说明书和所附权利要求书中使用的术语“和/或”是指相关联列出的项中的一个或多个的任何组合以及所有可能组合，并且包括这些组合。需要说明的是，在本文中，术语“包括”、“包含”或者其任何其他变体意在涵盖非排他性的包含，从而使得包括一系列要素的过程、方法、物品或者系统不仅包括那些要素，而且还包括没有明确列出的其他要素，或者是还包括为这种过程、方法、物品或者系统所固有的要素。在没有更多限制的情况下，由语句“包括一个……”限定的要素，并不排除在包括该要素的过程、方法、物品或者系统中还存在另外的相同要素。It should also be understood that the term "and/or" used in the description of the present application and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations. It should be noted that, as used herein, the term "comprises", "comprises" or any other variation thereof is intended to cover a non-exclusive inclusion such that a process, method, article or system comprising a set of elements includes not only those elements, It also includes other elements not expressly listed, or elements inherent in the process, method, article, or system. Without further limitations, an element defined by the phrase "comprising a..." does not preclude the presence of additional identical elements in the process, method, article or system comprising that element.
上述本申请实施例序号仅仅为了描述，不代表实施例的优劣。以上所述，仅为本申请的具体实施方式，但本申请的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本申请揭露的技术范围内，可轻易想到各种等效的修改或替换，这些修改或替换都应涵盖在本申请的保护范围之内。因此，本申请的保护范围应以权利要求的保护范围为准。The serial numbers of the above embodiments of the present application are for description only, and do not represent the advantages and disadvantages of the embodiments. The above is only a specific embodiment of the application, but the scope of protection of the application is not limited thereto. Any person familiar with the technical field can easily think of various equivalents within the scope of the technology disclosed in the application. Modifications or replacements, these modifications or replacements shall be covered within the scope of protection of this application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.
Claims (11)
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