75 results about "Equipment serial number" patented technology

The invention relates to the technical field of cloud data synchronization, in particular to a diabetes management-oriented cloud data synchronization method, which comprises the following steps: based on a blood glucose monitoring record, unifying a time zone and verifying a device serial number, generating a terminal version identifier, comparing a cloud version to screen missing entries, and identifying time abnormality and a device source. And forming a version difference mark, judging a missing range and a conflict identifier, updating a synchronization state after sorting, and counting the number of synchronization entries. According to the method, the problems of additional recording of historical data and version conflicts in data synchronization are effectively solved by introducing a dynamic rollback mechanism and timestamp difference comparison, clock differences between devices are automatically detected and adjusted in the synchronization process, timely updating and consistency of data are ensured, invalid synchronization operations are reduced through an intelligent conflict resolution mechanism, and the synchronization efficiency is improved. The accuracy and timeliness of data in diabetes management are ensured, and the data stability and consistency in a multi-terminal environment are improved.

The invention discloses a vehicle diagnosis method, device and equipment and a storage medium, and relates to the technical field of vehicle diagnos.The vehicle diagnosis method comprises the steps that when operation of diagnosis equipment is monitored, an equipment serial number corresponding to the diagnosis equipment and a computer MAC address of a target computer operating the diagnosis equipment are obtained, and whether the target computer is in an online state or not is judged; if the device is in the online state, judging whether the serial number of the device is registered or not; if the to-be-diagnosed vehicle is not registered, performing registration based on the user information, the equipment serial number and the computer MAC address, and performing vehicle diagnosis on the to-be-diagnosed vehicle based on the preset authentication file and the diagnosis equipment after the registration succeeds; if not, judging whether the diagnosis equipment has a preset authentication file or not; if yes, judging whether the preset authentication file meets a corresponding preset information consistency condition, a preset offline legal condition and a preset offline use condition or not; and if yes, performing vehicle diagnosis on the to-be-diagnosed vehicle based on a preset configuration code. And dependence on a network environment is avoided.

An asset management system includes an asset management network that connects various types of refrigeration appliances to an asset manager. At the device layer, IOT devices are connected to the refrigeration appliances and have edge compute capability, including a backup power management function, and a modem for network communication. IOT device ports directly integrate with sensors, switches, and / or serial data controllers of refrigeration appliances. Push notification alarms are initiated on the edge of the network by IOT devices. The network tags operating data by appliance serial, and the asset manager stores the data using serial numbers as primary keys. The asset manager streams data from numerous appliances and uses event driven processing to promptly respond to edge alarms. The operating data keyed by serial number is enriched with proprietary data organized by appliance type and is used to develop new predictive models by appliance type.

The invention relates to the technical field of Internet of Things security, in particular to an Internet of Things equipment and cloud bidirectional authentication dynamic key derivation method, which comprises the following steps of: distributing a unique identity label, an initial key and an equipment serial number for equipment, and encrypting and storing the initial key; the device obtains a current timestamp, calculates a time quantum factor, and performs cascade processing on the initial key, the identity label, the device serial number and the time quantum factor by adopting a multi-stage cascade key derivation structure to obtain an intermediate key; the equipment encrypts the registration request by using the intermediate key and then sends the encrypted registration request to the gateway, the gateway carries out decryption verification and generates a random number, and the equipment and the gateway derive an access token based on the intermediate key and the random number; the equipment generates a request signature identifier by using the access token, and sends the service parameters, the request signature identifier and the request serial number to the gateway; and the device and the cloud carry out bidirectional identity verification. According to the technical scheme of the invention, high-strength bidirectional authentication and key dynamic generation of the equipment and the cloud are realized.

The application relates to the technical field of network communication, in particular to a message processing method and device. The method comprises the following steps: analyzing an online message of a target device to obtain a target IP and a target device serial number of the target device; judging whether an association record of an IP and a device serial number matched with the target IP is maintained in a local device; if it is judged that the association record of the IP and the device serial number matched with the target IP is maintained in the local device, judging whether the target device serial number is consistent with a device serial number included in the association record; and if it is judged that the target device serial number is not consistent with the device serial number included in the association record, discarding the online message of the target device.

Disclosed in the present application are a bump instant-connection method and system for an RTK main unit and a handheld controller. The method comprises: upon detecting a bump event, an RTK main unit sends broadcast information by means of Bluetooth, the broadcast information comprising device serial number information and RTK state information of the RTK main unit, the device serial number information being in one-to-one correspondence with WiFi information of the RTK main unit, and the RTK state information comprising satellite state information, network state information and fixed solution state information; the handheld controller receives the broadcast information, and analyzes the WiFi information and the RTK state information in the broadcast information; the handheld controller establishes a WiFi connection with the RTK main unit on the basis of the WiFi information, and performs operating mode configuration on the basis of the RTK state information; and the RTK main unit enters a corresponding operating mode on the basis of the configuration of the handheld controller. Automatic connection is achieved by bumping the handheld controller against the RTK main unit, such that the convenience of connection is improved for users, and in addition, RTK states can be sensed in advance before connection, facilitating users to select suitable operating modes in advance, thus achieving rapid operation.

The invention relates to the technical field of POS terminal equipment, in particular to a method for remotely configuring terminal parameters of a POS. According to the technical scheme, the method for remotely configuring the terminal parameters through the POS comprises the following steps that a server receives a parameter configuration request of a POS terminal; determining a project group to which the POS terminal belongs according to a device serial number (SN); obtaining a user-defined parameter file corresponding to the project group; issuing the user-defined parameter file to the POS terminal through a communication protocol; and the POS terminal receives the user-defined parameter file, analyzes the user-defined parameter file according to an analysis rule bound with the project group, and sets local parameters. The invention provides a method for remotely configuring terminal parameters by a POS (Point Of Sale), and aims to solve the problems of high maintenance complexity, error proneness to cross configuration of parameters and insufficient flexibility caused by centralized parameter management in the prior art.

This invention discloses an intelligent retransmission method and system based on Redis caching, as well as a computer-readable storage medium. The method includes: calculating the execution time of a scenario, wherein the scenario includes one or more device execution queues, each scenario is contained in a project, and each project contains one or more scenarios; when executing a scenario, the device serial number and scenario calculation time within the scenario are stored in a Redis cache, the scenario project ID is locked, a detection thread is started to sleep on the scenario execution time, and after the detection thread finishes sleeping, the cache is queried sequentially according to the scenario devices. If the cache still contains the information, it indicates that the device execution has failed, and the device is added to the second-round instruction sending list; a second-round instruction is issued according to the devices in the list, and the project ID of the current scenario is unlocked simultaneously. This invention can reduce server load and improve instruction execution efficiency and device control success rate.

The invention discloses an industrial control front-end and back-end cross-language platform encryption communication method and system based on national secret, and belongs to the technical field of energy equipment industrial control network security, and the method comprises the steps: a server generates a self-defined combination containing a factory equipment type, a timestamp and an equipment serial number identifier; sending the user-defined combination to a trusted execution environment (TEE) through a TCP / IP (Transmission Control Protocol / Internet Protocol); the TEE verifies the legality of the combination, if the verification is passed, a pair of SM2 private key and public key is generated, and the SM2 public key is returned to the server; the server negotiates an SM4 key with the client through a cross-language key interoperation mechanism based on the SM2 public key; and the two parties use the SM4 key to carry out encryption communication on the industrial control instruction and data. Secure communication of a cross-language platform in a domestic industrial control system can be realized, eavesdropping and tampering are prevented, and intrinsic safety of energy equipment is realized.

The application relates to big data and provides a voiceprint data processing method, device and equipment and a storage medium, which comprises the following steps: obtaining a first voiceprint collected by a first application, obtaining valid device identification information corresponding to the first application from a local device, the valid device identification information being generated according to device universal unique identification information of a device where the first application is located and application information of the first application, the device universal unique identification information comprising at least one of a device serial number or a mobile device identification code; sending a voiceprint verification request to a server, the voiceprint verification request comprising the valid device identification information and the first voiceprint, so that the server obtains a standard voiceprint corresponding to the first application according to the valid device identification information, verifies the consistency of the standard voiceprint and the first voiceprint to obtain a verification result; and receiving the verification result returned by the server, and performing a corresponding operation according to the verification result, thereby improving the accuracy of voiceprint verification.

The invention provides a cloud service-based intelligent device key management system, which comprises a plurality of terminal devices, and is characterized in that the terminal devices are configured to perform encryption through public keys according to device serial numbers and timestamp data to generate real-time keys; each terminal device comprises a first storage module and a second storage module, and the first storage module is configured to store first key data reported successfully; the second storage module is configured to store the second key data which fails to be reported; the cloud server is configured to verify the real-time secret key through the public key and generate a secret key verification result; the secret key verification result is used for marking success or failure of real-time secret key reporting; and the key server is configured to store the successfully reported key data. According to the system, the problems of single derived key path, lack of a key log tracing function and incapability of real-time risk blocking in the existing key management technology are solved.

This application relates to the field of computer peripheral communication and automated testing technology, and discloses a method for plug-and-play verification of Android device serial numbers on a Windows platform. The method includes the following steps: calling kernel interfaces to construct a device information set, configuring filtering parameters to ignore functional attributes, thereby including device nodes without installed drivers; performing generalized matching on device instance paths based on a manufacturer identifier whitelist to identify the target device; using a multi-level cleaning rule engine to remove operating system-added interface masks and topology suffixes from the path to accurately restore the device serial number; and introducing a truncated binary exponential backoff algorithm to eliminate timing races between physical connection and logical readiness through dynamic delay retries. This invention effectively solves the identification problem of Android devices in multiple modes, achieving accurate SN acquisition and fault-tolerant control without driver dependency.

The invention belongs to the technical field of laser equipment control, and particularly relates to a laser cleaning equipment stage secret key data processing method and system, and the method comprises the steps that a server generates a unique authorization secret key through a multi-layer encryption algorithm containing MD5 and AES based on an equipment serial number, expiration time and authorization duration; and the device end receives the secret key input by the user, decrypts the secret key by using locally stored information, performs cross verification on the intermediate ciphertext generated by the same algorithm, and updates the effective usage period of the device according to the authorization duration in the secret key after the verification is passed. The system comprises an off-line working server upper computer and a laser cleaning equipment client comprising an MCU, a clock chip and a touch screen. The technical problem that flexible, safe and low-cost software authorization and locking management of laser cleaning equipment without a networking function is difficult to achieve is solved, accurate authorization control of one machine with one code and one time period with one code in an offline state is achieved, operation is convenient and fast, and safety is high.

The application discloses a kind of intelligent binding system and method between sensor and outdoor facilities, and the intelligent binding system includes: sensor terminal and server end, sensor terminal integrates positioning module, communication module and sensor module, positioning module is used to obtain the sensor coordinate of sensor terminal in real time, sensor module is used to collect the monitoring data of sensor in the monitoring point, communication module is used to report data packet to server end, data packet includes equipment serial number, sensor coordinate and the monitoring data collected by sensor module, server end receives and analyzes data packet, to obtain sensor coordinate, server end is also used to according to the matching rule of preestablished to sensor coordinate and the spatial matching of pre-stored outdoor facilities coordinate, and the binding relationship between sensor terminal and outdoor facilities is established or updated.The application can automatically identify and bind sensor end and server end, reduce labor cost, improve binding efficiency and accuracy.

The invention discloses an end-to-end connection system, which comprises a client, a cloud platform and an equipment end, and is characterized in that the cloud platform acquires an equipment serial number and a user identifier; the cloud platform obtains an external network address of the equipment end according to the equipment serial number; the cloud platform inquires whether unused connection resources exist in a connection pool or not according to the user identifier and the external network address of the equipment side; and under the condition that the connection resources exist, end-to-end connection between the client and the equipment end is established through the connection resources. Through the method and the device, the technical problem of resource waste caused by repeated NAT traversal in related technologies is solved.

The embodiment of the invention provides a device automatic discovery method and device, a cloud platform and a medium, and relates to the technical field of communication, the method comprises the following steps: receiving a connection establishment request sent by a device, the connection establishment request comprising a source IP address and a device serial number; correspondingly storing the source IP address and the equipment serial number in a public network IP table; acquiring a first public network IP address of equipment registered to the cloud platform, and searching an equipment serial number corresponding to the first public network IP address from a public network IP table; and registering the equipment corresponding to the searched equipment serial number to the cloud platform. According to the scheme, the equipment automatic discovery efficiency can be improved.

The invention discloses a battery strategy optimization method and electronic equipment. The method comprises the following steps: acquiring a battery management demand from third-party equipment; an electronic equipment serial number is obtained based on the battery management requirement, an acquisition request is sent to electronic equipment corresponding to the electronic equipment serial number, and the acquisition request is used for activating the electronic equipment to acquire battery data; receiving battery data sent by the electronic equipment; and inputting the battery data into a pre-trained prediction model, predicting to obtain a battery health state of the electronic equipment, and issuing an optimization strategy to the electronic equipment according to the battery health state. According to the invention, through combination of cloud server prediction and remote optimization, refined management and control of terminal battery use behaviors are realized. Battery loss caused by improper operation of a user is effectively avoided, the service life of the battery is remarkably prolonged, and stable operation of the electronic equipment is guaranteed.

The invention relates to the technical field of Internet of Things security, and provides a multi-factor collaborative power Internet of Things terminal identity authentication method and system, and the method comprises the steps: generating a first check code through a preset secret key and an equipment serial number, writing the equipment serial number and the first check code into a chip of terminal equipment, and carrying out the verification of the terminal equipment; storing the equipment serial number, the first check code and the secret key in a database; reading the first check code, comparing the first check code with a pre-generated comparison first check code, and if the first check code is consistent with the pre-generated comparison first check code, generating a third check code; terminal position information and user identity information in the password request are compared with information in the third check code; a device ID in the terminal position information, a user ID in the user identity information and a preset secret key are converted into an identity authentication factor 1, an identity authentication factor 2 and an identity authentication factor 3 respectively, and the terminal position information, the user identity information and information in the check code 3 generate a check code 5 according to a preset algorithm; accurate identification of the identity of the login user is realized, and the system security is ensured.

The application relates to the technical field of network communication, in particular to a local area network switch configuration method and device. The method is applied to a controller, and a whitelist list of to-be-managed equipment is preset on the controller. The whitelist list comprises equipment serial numbers and equipment roles of the to-be-managed equipment. The method comprises the following steps: after detecting that a websocket connection is established with a target network equipment, obtaining a target equipment serial number of the target network equipment; judging whether the target network equipment is a local area network switch based on the target equipment serial number and the whitelist list; if yes, configuring a second VLAN virtual interface of the target network equipment, configuring an IP address of the second VLAN virtual interface as an IP address of a second network segment, and configuring a static route of the target network equipment to the controller; managing the target network equipment, obtaining downlink interface information of the target network equipment used for connecting lower-layer equipment, and configuring the downlink interface to pass through all VLANs.

This application provides a method, server, medium, and product for optimizing injection molding machine processing parameters, relating to the field of parameter optimization. The method first collects core process parameters such as injection pressure, barrel temperature, and mold temperature in real time and associates them with equipment serial number data. This data is then input into a product defect prediction model trained by deep learning to obtain the predicted yield rate. Based on the prediction results, an optimization adjustment strategy is formulated and pushed to the operating terminal, which, upon receiving a command, sends it to the injection molding machine for execution. Simultaneously, the actual yield rate of a set number of products is obtained through quality monitoring as feedback, and the optimization strategy is iteratively adjusted accordingly, forming a closed-loop control. This effectively reduces the subjectivity of parameter setting, improves parameter matching, and thus stabilizes the injection molding machine's production yield rate, enhancing the accuracy and stability of process control.

Embodiments of the present application provide a kind of old equipment cell identification method, device, electronic equipment and storage medium.The method comprises: obtaining current base station operating parameter table, first minimization of road test data, historical base station operating parameter table, second minimization of road test data and idle equipment database historical data;Extract target cell network equipment serial number and historical cell identification information;Comparison sequence number obtains matching result;Based on minimization of road test data and identification information, by effective sampling point screening, raster processing, centroid latitude and longitude calculation, obtain target and historical coverage range centroid latitude and longitude and comparison, obtain coverage discrimination result;Two results are combined to determine whether the target cell is old equipment cell.The method is combined with equipment serial number traceability and historical cell space-time coverage information, accurately determines the correlation between current cell and historical cell, and improves the accuracy of old equipment cell identification result.

This application discloses a network connection decision method, apparatus, device, and medium based on NAT state, applied to a network server and relating to the field of vehicle diagnostic technology. The method includes: obtaining a first message sent by a target device based on the monitoring results of a first socket and a second socket on the network server; if both the first socket and the second socket receive the same device serial number and socket number, determining whether the public network ports of the devices obtained by each socket are consistent, determining the target NAT type based on the determination result, and returning a response message to the target device within a preset time period; if both the first device and the second device meet the target information integrity condition, sending a second message to each device based on the target NAT type, so that the device can perform network connection operations based on the second message. This method improves the efficiency of UDP hole punching at low cost and quickly enables communication between the two devices.

The invention relates to the technical field of production management, in particular to a production system capable of recognizing the arrangement sequence of production equipment and a control method thereof. And the MES equipment end is in communication connection with the production equipment. The production equipment is provided with a label and a reading module, the label is arranged on the first side of the production equipment, label information is stored in the label, the reading module is arranged on the second side of the production equipment, and the reading module reads the label facing the second side. The method comprises the following steps: when a reading module of selected production equipment of production equipment does not read any label, the reading module uploads label unread information to an MES equipment end, and the MES equipment end sets an equipment serial number of the selected production equipment as 1. When the reading module of the selected production equipment reads the label, the reading module obtains the label information of the label and uploads the label information to the MES equipment end. And when the MES equipment end receives the label information, the equipment serial number of the selected production equipment is set to be the equipment serial number corresponding to the label information plus 1.

This invention discloses a method for automatic key negotiation and management of link-layer transparent encryption devices based on the SM9 identifier cryptography algorithm. Addressing the problem of extremely high certificate management costs in existing link-layer transparent encryption devices that use a PKI system for key negotiation, this invention proposes a certificateless key negotiation scheme based on the SM9 identifier cryptography algorithm. This method uses a Key Generation Center (KGC) to pre-configure a private key generated from the node's identity identifier. When the sending node detects raw data packets flowing to the target intranet, it directly extracts the receiving node's identity identifier (such as the device serial number) as the public key to initiate SM9 negotiation. This invention eliminates the cumbersome certificate exchange, revocation list maintenance, and verification steps of traditional PKI systems, significantly reducing certificate management costs and negotiation message overhead while achieving implicit authentication.

The application discloses a kind of CAN network's safe communication method, system, equipment and storage medium, its method includes: sending end ECU utilizes first process key and carries out encryption processing to service request CAN message, obtains encrypted service request CAN message, and sends the encrypted service request CAN message to receiving end ECU;After receiving end ECU receives the encrypted service request CAN message, read pre-stored sending end ECU device serial number SSN-A and service serial number SBN-A, and utilize the SSN-A and the SBN-A to calculate second process key;Receiving end ECU utilizes the second process key and carries out decryption processing to the encrypted service request CAN message, obtains plaintext service request CAN message, and generates service response CAN message containing service data according to the plaintext service request CAN message;Receiving end ECU sends the service response CAN message containing service data to sending end ECU, so that sending end ECU and receiving end ECU realize safe communication.

The application relates to the technical field of network security, in particular to an Internet of Things (IoT) data security transmission method and system, which comprises an IoT device and an IoT platform. The IoT device generates business plaintext data and a first symmetric key, encrypts the business plaintext data and a device serial number to obtain ciphertext, and encrypts the first symmetric key by using a platform encryption public key. Meanwhile, the IoT device signs the business plaintext data by using a device signature private key. The IoT device sends the ciphertext, the encrypted first symmetric key and signature data to the IoT platform. The platform decrypts the first symmetric key by using a platform encryption private key, further decrypts the ciphertext to obtain the business plaintext data and the device serial number, and verifies the signature data by using a device signature public key. After verification, the IoT platform processes the business plaintext data. The application ensures the security of IoT data transmission and is suitable for various IoT application scenarios.

The invention discloses a signature request verification method and system, a certificate generation method and system and electronic equipment, which are applied to a verification terminal, the verification terminal is respectively connected with a terminal to be verified and a registration terminal, and the method comprises the following steps: establishing a connection with an operator UKEY through dual verification; obtaining verification information from the operator UKEY, and establishing a secure channel with the registration terminal through the verification information; a first device serial number is obtained, a generation instruction and the first device serial number are sent to the to-be-verified terminal, and the generation instruction is used for driving the to-be-verified terminal to generate a certificate signature request; a certificate signature request is received, the first device serial number, the certificate signature request and a verification instruction are sent to the registration terminal through the secure channel, and the verification instruction is used for driving the registration terminal to verify the first device serial number and the certificate signature request to obtain a verification result; and receiving a verification result. The registration terminal can identify the certificate signature request of a legal source, and the authentication efficiency and security are improved.

According to the equipment legality detection method and device, the storage medium and the computer equipment provided by the invention, the authentication key is generated by adopting an encryption mode of combining the equipment serial number with the master key, so that the security of equipment identity verification is effectively improved, and the risk of being cracked is reduced. Meanwhile, the scheme does not need extra hardware support, and can be realized only through an encryption algorithm and key management on a software level, so that the deployment cost is remarkably reduced, and the implementation convenience is improved. In practical application, the method can quickly respond to the connection request of the equipment, efficiently complete legality detection, ensure that only authorized legal equipment can access the system, and provide powerful guarantee for safe and stable operation of the system.

The invention discloses an equipment data migration method and system, a medium and a product. The method comprises the following steps: completing bidirectional identity authentication between old equipment and new equipment based on an equipment certificate preset in a secure element, and generating a session token; binding the session token with the user account and the device serial number to realize decoupling of the device identity and the SIM card, so that the old device can still perform migration authorization based on the device certificate after the SIM card is removed; in response to the migration instruction, performing fragmentation processing on the to-be-migrated data according to a predefined data domain list; and recording the breakpoint index information in real time in the migration process, and synchronously storing the breakpoint index information to a cloud server so as to perform breakpoint recovery or selective skipping based on the breakpoint index information after transmission interruption. According to the invention, the device identity and the SIM card are completely decoupled. The dependence of the existing data migration technology on the SIM card and the stable network is broken through, and a more efficient equipment data migration scheme is realized.

A software activation method includes the following steps. An installation program created according to a stock keeping unit of an application program in a current order from a customer is obtained by an activation server, and the installation program and an enabling program are provided. The installation program is executed by a user device to install or update the application program, and after completing installation of the installation program, the activation server performs the following steps. A plurality of device serial numbers included in a past purchase order from the customer are obtained. Device information of the user device is verified according to the device serial numbers. When the verification passes, a license key is provided to the user device. The execution for the application program in the user device is activated based on the license key.