83 results about "Online security" patented technology

The invention relates to the technical field of power system safety monitoring, in particular to a power transmission line online safety monitoring method, system and device based on quantum communication and a storage medium. The multi-modal fusion sensor synchronously collects multi-parameter electric signal data such as current, voltage and temperature of the power transmission line, and performs quantum encryption instantaneous recording on the data; based on quantum encryption instantaneous record extraction data, a deep learning adaptive Kalman filtering algorithm is combined with a neural network to predict the operation state of the power transmission line; generating a new Manchester code according to the multi-parameter electric signal data and the operation state predicted value, and encrypting by adopting quantum key distribution to generate a ciphertext; and transmitting the ciphertext to a client based on a terahertz communication channel, decrypting and recovering the data through the quantum key, and carrying out safety early warning. Theoretically uncracked data security assurance is realized by using the unclonable characteristic of the quantum state, high-rate data transmission is realized by terahertz communication, and the transformation from passive monitoring to active early warning is realized by a prediction algorithm.

The invention provides an EEPROM (Electrically Erasable Programmable Read-Only Memory) data read-write method and device based on a real-time industrial Ethernet and a medium. The method comprises the following steps: setting an initial offset and an access length of EEPROM access on a target slave station according to EEPROM capacity parameters, and establishing a paging transaction; when the paging transaction is of a reading type, sequentially triggering EEPROM control registers of the target slave station, reading EEPROM data to a buffer area of the master station according to pages from the initial offset, and executing cyclic redundancy check on each page of read data; when the paging transaction is of a write-in type, reading a to-be-written data file into a buffer area of the master station, writing the to-be-written data file into an EEPROM (Electrically Erasable Programmable Read-Only Memory) of a target slave station according to a page sequence from initial offset, and after writing of each page is completed, reading back data of the page and executing cyclic redundancy check; and when all page data of the paging transaction of the reading type or the writing type passes cyclic redundancy check, outputting a transaction completion state to the soft programmable logic controller. According to the method and the device, the technical effects of safely, efficiently and accurately reading and writing the EEPROM on line in batches and ensuring the data consistency can be achieved.

The invention discloses a data center global temperature control optimization method based on online-offline hybrid reinforcement learning, and the method comprises the steps: constructing an interpretable global state space fusing physical information, and guaranteeing that a state variable has a clear physical meaning; a combined action space is defined, and cooperative control of the cold source side and the tail end side is achieved; designing a multi-objective reward function based on physical model driving, and comprehensively considering energy consumption, temperature stability, carbon emission and physical optimization indexes; obtaining a basic security policy through offline pre-training, and extracting reliable behaviors from historical data by using a conservative Q learning algorithm; strategy optimization is achieved through online safety fine adjustment, and gradual adjustment is conducted under multiple constraints to adapt to real-time changes; and finally, deploying an optimization strategy to realize closed-loop control of the system, and establishing a continuous learning mechanism to cope with long-term drift. According to the method, a complete offline-online mixed learning system is established, and the energy efficiency of the data center temperature control system is improved.

Techniques are disclosed to provide enhanced online security. When user authenticating information is provided to access secure content, a network server identifies the user via a website identifier. Some of the disclosed techniques leverage third party “cookie stitchers” to associate user data, which may include a website identifier, to the user's computing devices. If the cookie stitcher cannot identify a current computing device, or if a current website identifier does not match one stored in the user data, then 2-factor authentication (2FA) may be triggered. Other disclosed techniques leverage stored device management data (DMD), which uniquely identifies each computing device that is associated with a website identifier. These techniques allow the network server to block access to explicitly-identified computing devices, and to trigger 2FA unless specific computing device metrics, which are associated with a computing device, are matched to computing device metrics contained in the DMD.

The present application belongs to the technical field of engineering structure health monitoring, and discloses a photovoltaic flexible support cable force non-contact monitoring method and system based on video vibration. First, a cable video sequence is acquired, and a dynamic sensitive area is adaptively divided along the cable image. The time sequence average value of the pixel intensity in each area is calculated, the two-dimensional image information is converted into a one-dimensional vibration time history signal, and the light drift and image noise are suppressed through difference and wavelet denoising. After filtering the signal of each dynamic sensitive area, the initial frequency set is formed by preliminarily extracting the multi-order dominant frequency estimate value. The frequency observations from all areas are fused and analyzed, and the real frequency cluster is identified. The weighted centroid frequency of the cluster is used as the multi-order vibration frequency. Finally, the multi-order frequency is substituted into the model, and the real-time cable force value is output. The whole process of the method does not need to contact the measured cable, and provides an innovative and reliable solution for long-term online safety monitoring of the flexible support cable force in complex environments.

A KID's computer system is configured by PARENT-controlled software, giving each PARENT the power and responsibility to control the social media content being presented to their KID. The PARENT prescribes the criteria for action to be taken; and the PARENT prescribes the action to be taken by the KID's computer system. The PARENT-prescribed criteria comprises a list of TypesBAAE states, e.g., emotional state. If one of these states is induced in the KID when they accessed the content from a Social Media Platform, then it triggers a PARENT-prescribed action. The list of possible PARENT-prescribed actions comprises at least the following: blocking the content, informing the KID, the PARENT, the Social Media Platform, School Authorities, Law Enforcement, Health Authorities of the KID's state, and archiving the event-data. The archived event-data is analyzed to discover harmful behavior patterns, e.g., lack of self-control, exhibited by the KID vis-à-vis social media content.

The invention discloses a tobacco elevated warehouse online safety identification system and method based on image identification. The method comprises the following steps: generating a second tray three-dimensional observation data set; a tray multi-view angle feature set is obtained; outputting the multi-view dense feature tensor of the tray; recording the optimized improved conditional implicit neural shape representation model; in the reasoning stage, a tray three-dimensional reconstruction model is generated; performing geometric registration on the tray three-dimensional reconstruction model and a preset tray reference model to obtain a registration difference model, and calculating tray deformation parameters based on the registration difference model; and comparing the tray deformation parameter with a preset tobacco logistics safety threshold value to obtain a deformation judgment result, and generating a warehousing control system instruction according to the deformation judgment result. The method can adapt to trays of different sizes, categories and batches, and dynamic geometric registration and difference analysis with a standard tray reference model are carried out.

Systems and methods related to an online security center are provided. For example, one or more processors may determine a distance between electronic devices associated with a user and a login attempt. When a threshold distance is exceeded, an alert may be provided to the electronic device associated with the user.

The invention relates to the technical field of network equipment management, and provides an automatic network access configuration method and system for data communication equipment, and the method comprises the steps: constructing a network access context object of to-be-configured data communication equipment, and generating an initial configuration file of the to-be-configured data communication equipment; acquiring operation configuration of the to-be-configured data communication equipment in the network access process, and calculating a structured difference coefficient of the operation configuration and predefined target configuration to determine the network access security of the to-be-configured data communication equipment; when the network access security does not meet the preset network access security standard, starting a multi-level configuration rollback process and a configuration repair process of the to-be-configured data communication device to generate a target configuration file of the to-be-configured data communication device; and when the network access security accords with a preset network access security standard, generating a configuration command of the to-be-configured data communication equipment so as to execute network access configuration of the to-be-configured data communication equipment. According to the invention, the configuration efficiency and security of network access configuration can be improved.

The utility model discloses an electrical equipment on-line safety monitoring device which comprises a main body unit, the main body unit comprises an electrical cabinet, a flame detection sensor is fixedly installed on the top of an inner cavity of the electrical cabinet, the left side and the right side of the electrical cabinet are each fixedly provided with a fire extinguishing agent storage box, and a pump machine is arranged on the top of each fire extinguishing agent storage box; and the control unit comprises mounting frames, the bottoms of the mounting frames are fixedly connected with the top of the electrical cabinet, the two mounting frames are symmetrically arranged, a rotating rod is rotationally connected between the two mounting frames, a rope winding roller is fixedly connected to the surface of the rotating rod, and a motor and a control module are fixedly mounted at the top of the electrical cabinet. According to the design, the defects in the prior art are overcome, when electrical equipment in the electrical cabinet is on fire, the fire extinguishing work at the fire position can be rapidly and automatically completed, it is not needed to wait for workers to go to the scene for fire extinguishing, and compared with the prior art, the safety is higher.

The invention discloses a remote monitoring and control system for online safety warning of a phase condenser oil system, comprising a data acquisition terminal and a remote monitoring terminal connected to the data acquisition terminal for communication; the invention relates to the field of monitoring technology, and can monitor the operating status of the phase condenser oil system in real time, timely discover and handle abnormal situations, effectively prevent the phase condenser from being damaged and the occurrence of safety accidents caused by oil system failures, improve the safety and stability of the phase condenser oil system, calculate and analyze the variance of a large number of parameter information at the same time nodes, obtain the corresponding parameter interval, improve the accuracy of the data, pre-process the collected parameter information through an analysis and processing module to form a monitoring comparison table, and then compare and analyze the parameter information collected in real time with the monitoring comparison table through a data analysis module, and if an abnormal situation is found, an early warning signal will be immediately generated to achieve online safety early warning.

The invention discloses a bearing capacity self-adaptive scheduling system and method for a high-proportion new energy power grid, and relates to the technical field of power system scheduling. The system adopts a three-layer structure: a multi-dimensional bearing capacity state generation layer constructs a power grid digital twinborn body which can be updated in a rolling manner, models bearing capacity into a multi-dimensional bearing capacity state variable and maps the multi-dimensional bearing capacity state variable into a bearing capacity constraint parameter, and constructs an operation feasible region; a rolling scheduling optimization decision-making layer establishes a rolling scheduling optimization model of cross-time scale coupling under the uncertainty of new energy output, and generates a scheduling scheme meeting the operation feasible region constraint and the consistency constraint; and the online safety check and feedback layer performs online safety check by adopting an agent model based on the digital twinborn body, outputs a corrected bearing capacity constraint parameter to update the operation feasible region and trigger re-solving, and issues an execution instruction and writes back operation feedback for continuous updating after the check is passed. According to the method, the real-time performance and the scheduling performability of the security boundary description can be improved, and the new energy consumption capability is improved.

The utility model discloses an electrical equipment on-line safety monitoring device which comprises a thermal insulation protection box, a thermal insulation sealing protection door is arranged on the front side of the thermal insulation protection box, an auxiliary cooling box is arranged at the bottom of the thermal insulation protection box, and a cold water tank and a water suction pump are arranged in the auxiliary cooling box. The water suction pump is provided with a water suction pipe extending into the cold water tank and a water outlet pipe extending to the bottom of one side in the thermal insulation protection box, refrigeration water guide coils communicated with the water outlet pipe are arranged on the two sides and the top in the thermal insulation protection box, and a circulating water return pipe communicated with the cold water tank is arranged at the ends, opposite to the water outlet pipe, of the refrigeration water guide coils. A first draft fan is arranged at the top of the thermal insulation protection box, and a second draft fan communicating with the auxiliary cooling box is arranged at the bottom of the thermal insulation protection box. Compared with the prior art, the device has the advantages that the thermal insulation box is matched with the cold water tank to carry out refrigeration operation, and the fan is matched with the coil pipe to carry out internal rapid cooling, so that stable and safe operation of the monitoring electric device can be ensured.

The invention relates to an online safety monitoring system and method based on MQTT, computer equipment and a storage medium. The system comprises an equipment registration service module which obtains and constitutes an equipment information set; information themes, which can be received by the MQTT service module, of different equipment types to which the registered monitoring equipment belongs are determined; each equipment monitoring data module collects a communication data packet of each corresponding registered monitoring equipment according to the equipment information set generated by the equipment registration service module, obtains an equipment monitoring data set and sends the equipment monitoring data set to the MQTT service module; the MQTT service module receives the equipment monitoring data set sent by the equipment monitoring data module, issues the equipment monitoring data set to the corresponding security monitoring background service module, generates a monitoring point location list and issues the monitoring point location list to the corresponding security monitoring background service module; and the security monitoring background service modules form an equipment monitoring data list. By adopting the system, real-time monitoring of fire safety can be realized, and barriers generated by different devices and different data protocols are overcome.

The invention discloses an intelligent power grid online safety operation and maintenance management method and system, and relates to the technical field of computer platform load balancing, and the method comprises the steps: obtaining data based on first collection, and recognizing a safety threat; performing first isolation on the threat, and storing security data; and emergency response and safety optimization are carried out. According to the intelligent power grid online safety operation and maintenance management method provided by the invention, rapid processing is carried out through a containerized threat isolation method, the safety and reliability of data are ensured through distributed storage, threat diffusion is effectively prevented, and protection of safety data is realized. And event tracking and safety evaluation report generation are carried out through the operation and maintenance management platform, autonomous and efficient emergency response and safety optimization are realized, and the safety protection capability of the power grid is comprehensively improved. The method has better effects in the aspects of reliability, timeliness and safety.

This multi-objective and multi-dimensional online monitoring method for a nuclear turbine comprises: obtaining first temperature monitoring data of the nuclear turbine by performing online thermal monitoring of a rotor, a valve cage and a cylinder under rapid start; obtaining second sealing temperature monitoring data of a flange mating plane of the cylinder by performing online thermal monitoring of the sealing of the flange mating plane; obtaining operation monitoring data of a shaft vibration of a rotor and bearing system of the nuclear turbine by performing online safety monitoring of the shaft vibration;and optimizing the operation and maintenance control of the nuclear turbine based on at least one type of monitoring data, the second temperature monitoring data and the operation monitoring data. Figure for abstract: Fig 2;

An online security analysis system determines a categorical value in an online activity and also determines conversion factors that are associated with the categorical value. Based on the conversion factors, the online security analysis system identifies at least one aggregated value for a numerical feature that is associated with previous online activities for the categorical value. In addition, the online security analysis system generates an embedding vector that describes the aggregated value associated with the categorical value. The embedding vector is provided to an online activity analysis model that is trained to generate prediction data for the online activity, based on the aggregated values associated with the categorical value. The prediction data is transmitted to an online system for use in controlling access of a client device to a function of the online system.

The invention discloses a safe brain controller communication execution architecture for automatic driving, and particularly relates to the field of automatic driving, which comprises a data acquisition unit, a sensing unit, a planning unit, a control unit, a safety supervision unit and a control execution unit, the data acquisition unit comprises vehicle sensing data; networking the V2X data; vehicle body data; power data; map data; when the data acquisition unit transmits the data to the intelligent driving algorithm unit, the data acquisition unit transmits the data to the vehicle-mounted safety supervision unit at the same time for online safety verification. According to the invention, for a sensing result, the accident experience module is used for matching a sensing scene in the monitoring module, and when a similar scene exists, the intelligent driving system is reminded of a safety risk.

The utility model relates to the technical field of sampling devices, and discloses a chemical wastewater intermittent on-line safe sampling device which comprises an on-line sampling valve body and further comprises a circulation assembly, a driving assembly and four clamping assemblies, the circulation assembly is fixedly installed at the bottom of the on-line sampling valve body, the driving assembly is arranged on the circulation assembly, and the four clamping assemblies are arranged on the driving assembly. The four clamping assemblies are slidably mounted at the bottom of the circulation assembly, the clamping assemblies are connected with the driving assembly, and the driving assembly can drive the clamping assemblies to move synchronously; through the driving assembly and the clamping assembly, during sampling, after a glass bottle mouth is aligned with a water outlet, the glass bottle is moved upwards to be attached to the bottom of a circular plate, and then a gear ring is rotated to drive four clamping columns to clamp the glass bottle mouth; and the four clamping columns which can be close to one another can clamp glass bottles with various different sizes, so that the applicability of the on-line sampling valve body is improved.

An on-line safety monitoring system for a conveying belt for a coal mine comprises a steel rope core detection device and a plurality of tearing detection devices. The tearing detection device comprises a plurality of tearing detection mechanisms, the lower half portion of the conveying belt passes through the steel rope core detection device and then sequentially passes through the side portions of all the tearing detection mechanisms, and each tearing detection mechanism comprises an extrusion stretching assembly arranged between the upper half portion and the lower half portion of the conveying belt and a camera arranged below the lower half portion. Wherein the extruding and stretching assembly is used for extruding the lower half part downwards to enable the lower half part to form at least one expanding part protruding downwards, the camera is used for shooting the expanding parts, and the positions of the expanding parts formed by extruding the lower half part through different extruding and stretching assemblies in the width direction of the conveying belt are different. When whether the conveying belt is torn or not is detected, the unfolding part can be formed on the conveying belt by extruding the stretching assembly, so that cracks on the surface of the conveying belt are widened, and it is guaranteed that the cracks can be smoothly detected.

The invention discloses a method and a system for network security protection and early warning of an E-sports hotel, and belongs to the technical field of network security. The method comprises the following steps: acquiring basic information of a target E-sports hotel, filing the target E-sports hotel and terminal equipment in the target E-sports hotel according to the basic information, and generating filing information; the registered user in the recorded target E-sports hotel is authenticated through multiple authentication modes, and the authenticated registered user is allowed to unlock and use the recorded terminal equipment; and collecting terminal equipment information in the target electronic sports hotel and use information of the terminal equipment, determining whether the target electronic sports hotel is illegal based on the record information, and if yes, sending out rectification early warning. The application of the invention can effectively ensure the network security of the E-sports hotel, provide a secure internet access environment, and can effectively restrain the behaviors of the internet access personnel, thereby further ensuring the network security.

The invention relates to an online insurance system supporting an electronic signature. The online insurance system comprises an online insurance platform, and a client communication device and a first server communication device which are connected with the online insurance platform, the online security platform establishes a video connection between the client communication device and the first server communication device. The first server-side communication device displays a function menu of the signed file, wherein the function menu comprises a plurality of file names respectively corresponding to a plurality of files to be signed and a plurality of function option groups respectively corresponding to the file names. The display frames of the client communication device and the first server communication device are divided into a video image area and a file image area. When a client signs in a signature frame displayed by the client communication device, the client communication device and the first server communication device display the signature track of the client, and the signature column of the to-be-signed file applies the signature image, so that the signature of the to-be-signed file is electronized under the condition of considering the security, and the convenience of operation is effectively improved.

The invention discloses a member leakage risk assessment method and system for a retrieval enhancement generation system based on a small amount of queries. Under the black box condition, according to the target member document, generating a plurality of queries with equivalent semantics and diverse syntaxes by the auxiliary large language model, submitting the queries to a target retrieval enhancement generation system, and collecting responses; the response is encoded as a sentence vector, an average pairwise similarity is calculated and a rejection response is identified to apply a penalty, and a final risk assessment score is synthesized and compared with a threshold to assess the likelihood of the target document as a knowledge base member. The method is implemented under the complete black box condition, does not depend on the internal architecture or parameter information of the system, is low in query overhead, is easy to calibrate, and is suitable for compliance auditing, red team evaluation and security detection before online, so as to quantify the member privacy leakage risk and guide a protection strategy.

The application discloses a strong identity authentication method and application thereof in online securities business, belongs to the technical field of identity authentication, and is used for improving the identity authentication capability of securities companies on online securities system users, including authentication strength and authentication efficiency, and providing reliable technical support for securities business and customer service on the basis. The identity authentication method is a limited condition authentication method, is realized by fusing the resources of securities companies, banks and operators, needs three-party deposit binding of investors on a bank account, and reserves and uses the same mobile phone number in the securities company and the bank. The identity authentication method can comprehensively cover various SIM card and non-SIM card terminals such as mobile phones, PCs and pads and multi-SIM card application situations, and is universally applicable to various online securities business scenes.

The invention discloses an intelligent power grid online safety operation and maintenance management method and system, and relates to the technical field of intelligent power grids. A front-end sensor and an edge computing device are deployed to collect data and safely transmit the data, and a cloud server analyzes the data by using a machine learning model and generates a fault prediction report, intelligently schedules operation and maintenance tasks, records maintenance progress in real time and feeds back and adjusts an operation and maintenance plan. According to the invention, through secure transmission, cloud intelligent analysis, an adaptive learning mechanism and a real-time feedback mechanism, the efficiency and accuracy of online secure operation and maintenance of the smart power grid are significantly improved, and rapid identification and effective processing of a fault mode are realized.

The utility model discloses a safe heat insulation device for on-line replacement of a small coke oven grinding plate, which relates to the technical field of coking production process, and comprises a support, a working platform, a heat insulation plate and an upper baffle, the working platform is fixedly connected to the middle of the support so that an operator can stand on the working platform to replace the small coke oven grinding plate; the heat shielding plate is fixedly connected to one side of the top of the bracket so as to extend into the furnace body to isolate heat of the furnace body; the upper baffle is used for being fixedly connected to the top of the support so as to prevent fallen coke from hitting the body of an operator in the operation process, the structure is simple, use is convenient, and online safe and rapid replacement of the small grinding plate of the coke oven is effectively guaranteed.

The application discloses a kind of user password online security storage and access method and system, steps are as follows:1.system initialization: user end generates homomorphic encryption public key and symmetric encryption key;2.password storage: user end generates unique correlation factor for the account to be stored, encrypts correlation factor with homomorphic encryption public key to obtain correlation factor ciphertext, encrypts password with symmetric encryption key to obtain password ciphertext, and the both are stored in server in association;3.password acquisition: user end encrypts target account correlation factor and sends server, server homomorphic operation after it with the correlation factor ciphertext stored is returned, and user end decrypts operation result to obtain target password ciphertext, and then decryption obtains target password.The application can realize that password is invisible in server, there is no plaintext in transmission link, avoid the effect that access behavior leaks password, improve the security of password storage and access efficiency.

1. Name of the Design Product: National Cryptography Server Cryptograph (V2). 2. Use of the Design Product: The cryptograph supports national cryptography algorithms such as SM1, SM2, SM3, and SM4, provides security services based on the latest cryptography technology for application systems, fundamentally guarantees the smooth progress of online transactions of application systems, and can be widely used in e-government, e-commerce, and enterprise informatization such as online approval, online office, online banking, online securities, and online payment to provide data encryption and decryption, digital signature verification services, etc. for various types of electronic data, and provides security protection for business systems. 3. Design Key Points of the Design Product: The combination of shape and pattern. 4. Picture or Photograph Most Illustrating the Design Key Points: Perspective view.

The application discloses an atmospheric storage tank bottom plate online micro-leakage and corrosion integrated detection method based on acoustic emission-vibration fusion, and belongs to the technical field of atmospheric storage tank nondestructive detection and online safety monitoring. The application realizes non-stop production, non-tank cleaning and non-invasive signal and temperature synchronous acquisition by arranging an acoustic emission-low-frequency vibration-temperature integrated annular sensing array at the lower part of the tank wall; noise reduction processing is carried out based on environmental noise baseline by using a wavelet packet and adaptive filtering hybrid algorithm; the signal propagation speed is automatically compensated and corrected by the environmental temperature; repeated alarm signals are removed by layered event clustering; a bimodal fusion feature vector is constructed and input into an intelligent identification model to realize the distinguishing identification of active corrosion and micro-leakage defects; the spatial positioning of defects is completed by using bimodal weighted time difference positioning, and a corrosion rate prediction model is established to realize defect quantitative evaluation, trend analysis and risk classification. The application effectively solves the problems of traditional detection, such as production stoppage, tank cleaning and anti-interference capability.

This invention discloses a user-space virtual output queue and traffic weaving scheduling method and system, belonging to the field of network switching and programmable data plane technology. It generates a set of scheduling attributes through data plane classification, maps them to virtual output queue identifiers, constructs corresponding queues in user space to complete enqueueing, and executes scheduling and allocation according to a preset strategy. It supports switching between multiple modes, including bypass, shadow observation, and active scheduling, and simultaneously realizes hot update state migration and gray-scale switching of data plane module chains. It also dynamically optimizes operating parameters based on statistical feedback. This invention solves the core problems of existing technologies, such as strong reliance on hardware queues for scheduling capabilities, disconnect between software queues and data plane classification, poor consistency of hot updates of data plane modules, and high risks associated with deploying new strategies. It significantly reduces hardware dependence, achieves fine-grained traffic scheduling on ordinary network interface cards, and improves the deployment flexibility, online security, and operational stability of data plane systems. It is suitable for various scenarios such as edge switching, quality of service control, and traffic isolation.