24 results about "Data theft" patented technology

This utility model discloses a photovoltaic multifunctional remote control terminal and a photovoltaic power station, relating to the photovoltaic field, and solves the problem of the limited communication function of communication gateways used in photovoltaic power generation systems. This application utilizes a 5G module and an antenna module to transmit the operation data of the photovoltaic power station to the power grid control system in real time and at high speed, providing strong support for remote monitoring and management. A vertical encryption module ensures data security during transmission, preventing data theft or tampering. The design of RS485 and RS232 modules allows the photovoltaic multifunctional remote control terminal to connect with external devices supporting different communication protocols, improving system compatibility and scalability. The antenna module design considers ease of installation, enabling the photovoltaic multifunctional remote control terminal to be easily installed in various environments and facilitating subsequent maintenance and upgrades. The photovoltaic multifunctional remote control terminal provides strong technical support for the operation and maintenance management of photovoltaic power stations.

The invention discloses an intelligent lock monitoring method and device for a power grid metering box, electronic equipment and a medium, and belongs to the technical field of power grid safety. The method comprises the steps of matching role information of a user according to identity authentication information of the user; allocating an unlocking permission range to the user according to the role information; wherein different unlocking permission ranges correspond to opening permissions of metering boxes in different areas; and under the condition that the unlocking permission range corresponds to the opening permission of the current metering box, opening an intelligent lock of the current metering box, and collecting an operation record of a user. According to the method, the authority is dynamically allocated to different role users, centralized management and control of the unlocking authority are realized, the safety risk that the metering box is maliciously tampered or data is stolen and the like is reduced, the user operation record is acquired after the user opens the metering box, the operation data can be accurately acquired, the complexity of manual recording is omitted, the data acquisition efficiency is improved, and the user experience is improved. When a problem occurs, a responsibility subject can be traced, and the standardization and the safety of the operation of the power grid metering box are enhanced.

Various embodiments are directed to apparatuses, methods, computer program products, and systems related to multi-factor digital transmission screening. In some embodiments, an outbound digital transmission originating from a monitored enterprise management system may be detected. One or more data elements associated with the outbound digital transmission may be applied to one or more anomalous transmission prediction models to generate a prediction associated with the outbound digital transmission. The one or more anomalous transmission prediction models may comprise at least a contextual analytical model configured to generate the prediction associated with the outbound digital transmission based at least in part on historical digital transmission activity data based on a plurality of past digital transmissions originating from the monitored enterprise management system. Responsive to the prediction corresponding to an anomalous transmission prediction, performance of one or more data exfiltration mitigation actions to mitigate risk of data theft may be initiated.

A method for assessing a data access request to a data storage device (DSD) by a computer program, the method comprising: assigning a plurality of queues to a plurality of computer programs, wherein each computer program is configured to authentically access one partition of a plurality of partitions of a non-volatile storage medium of the DSD using one queue of the plurality of queues assigned to that computer program and corresponding to that one partition; receiving, from the computer program, a data access request to access a first partition of the plurality of partitions using a first queue of the plurality of queues; and assessing the data access request by: determining whether the one queue of the plurality of queues corresponding to the first partition is the first queue; and in response to determining the one queue of the plurality of queues corresponding to the first partition is the first queue, determining the first queue is authentic to assess the first partition.

This invention discloses an environmental management system based on secure isolated communication, relating to the field of data environmental protection technology. It solves the technical problem that, during management, data is not encrypted, making it easy for external personnel to find the designated transmission channel via the HTTP protocol, leading to data theft. The system divides the transmitted data into several micro-segment data streams, marks these streams using a marking unit, and generates logical terminals. Different micro-segment data streams and logical terminals are transmitted in batches to a second isolated communication terminal. By segmenting the data and simultaneously hiding and replacing the memory index, the system ensures that the transmitted data cannot be stolen by external personnel, providing comprehensive protection for the transmitted data. This protection method effectively safeguards the data environment and achieves an overall environmentally friendly data processing effect.

The application relates to the technical field of mobile security payment, in particular to a payment system based on intelligent security detection, a data acquisition module is used to acquire data of a receiving platform when a payment request is received; a data processing module is used to determine the receiving platform according to the data information acquired by the data acquisition module; and a data storage module is used to store the receiving platform determined by the data processing module to make payment. When the payment request is received, the data acquisition module acquires environmental information of the receiving platform and outputs the environmental information to the data processing module, the data processing module determines the current receiving platform data environment parameter according to the data environment information of the receiving platform acquired by the data processing module through the data acquisition module, and preliminarily determines the type of the receiving platform, so that information leakage caused by dangerous disguising of the receiving platform in payment can be effectively avoided, and data theft can be further avoided.

The present application belongs to the technical field of information security. Disclosed are a data theft detection method and apparatus. The method comprises: acquiring IO operation information of a plurality of IO requests, wherein the plurality of IO requests are IO requests for accessing a file system, and the IO operation information comprises operation information of an IO operation that is requested by each of the plurality of IO requests for execution; and on the basis of the IO operation information of the plurality of IO requests, detecting whether a target IO request is present among the plurality of IO requests, wherein the target IO request is an IO request for stealing data from the file system. In the method, a plurality of IO requests for accessing a file system are detected at one time, such that the purpose of using the relationship (or the degree of association) between the plurality of IO requests as reference information for detecting / identifying a data theft behavior can be achieved, thereby enhancing the capability of detecting data theft behaviors, improving the accuracy and reliability of detecting data theft behaviors, and reducing the false detection rate and the missed detection rate for when data theft behaviors are detected.

The application discloses a kind of power grid Internet of Things platform terminal equipment access security control system and method, it is related to terminal equipment access security control field, including: based on Internet of Things technology, establish power grid Internet of Things terminal equipment management platform;According to new biological Internet of Things terminal equipment access data, set the change parameter of system CPU usage rate, refine the use of system CPU and feedback;Based on historical data, establish power grid system risk assessment model, whether there is system CPU usage rate to be occupied behavior in comprehensive evaluation system;According to the historical use of system CPU usage rate, based on algorithm model, the sliding average parameter in power grid system risk assessment model is optimized and corrected.The application has the advantages that: through the occupation of system CPU usage rate, effectively improve the risk perception of power grid Internet of Things platform to terminal equipment access, and data theft and system occupation are discovered in time.

With the popularity of the Internet and cloud computing technology, image data in the process of transmission and storage is facing unauthorized access, malicious tampering and data theft and other security threats. In order to protect the image information from being stolen and improve the security in the process of network transmission, the application proposes an image scrambling method based on dynamic Joseph ring. First, a one-dimensional chaotic map is used to generate a pseudo-random sequence with high randomness and is integerized; second, the original image I is processed by vector flattening, the Joseph ring structure is constructed and dynamic Joseph scrambling is performed; finally, the pixel sequence after scrambling is reconstructed into a two-dimensional image matrix to obtain the encrypted image E . Experimental results show that the method has strong security and good encryption effect, which can ensure the security of image information in the process of network transmission.

The invention discloses a chip technology-based transmission encryption and decryption method, system, device, medium and product, and relates to the field of data security transmission, the method comprises the following steps: obtaining access information of a sender starting a first chip level security suite on a first chip device, and carrying out identity authentication; the user identity of the sender and the legality of the first chip equipment are confirmed; after the identity authentication is passed, the first chip-level security suite performs key synchronization with the equipment management platform according to a preset key updating scheme to obtain a first key authenticated by the equipment management platform; obtaining a list of one or more receiver devices determined by the sender user authority from a device management platform, wherein the list comprises public keys of the receiver devices; and acquiring a plaintext and a receiver device, and encrypting the plaintext by using the SM4 encryption engine of the encryption chip and the first key to generate a file ciphertext. According to the method, data stealing and key leakage based on software are effectively prevented, and the high-level data confidentiality requirement is met.

The invention provides an unmanned aerial vehicle assisted mobile edge calculation optimization method and device and a related product, and relates to the technical field of edge calculation. According to the method, an unmanned aerial vehicle is designed to send an artificial interference signal to an eavesdropper in a hovering stage to directly interfere the eavesdropper to receive the signal, so that the eavesdropper is difficult to obtain effective data, and the possibility that the data is stolen is remarkably reduced; meanwhile, the transmission security is guaranteed by combining a physical layer security technology and utilizing the randomness of a wireless channel, so that the eavesdropping attack resistance of the security communication system is enhanced from multiple aspects, and the security of communication is ensured; moreover, by combining the optimization variables, the constraint conditions and the constructed optimization model and comprehensively considering the total energy consumption of the security communication system, fine balance among trajectory planning, resource allocation and an anti-eavesdropping strategy can be realized, the overall energy efficiency of the security communication system is effectively improved, the operation time of the security communication system is prolonged, and the energy waste is reduced. And efficient utilization of energy is realized.

This invention relates to the field of data security supervision and discloses a blockchain-based data security monitoring and management method, comprising the following steps: distributing data across numerous nodes of the blockchain to construct a decentralized data storage architecture, thereby reducing the risk of data loss or tampering due to single points of failure or malicious attacks; generating a hash identifier for each data block containing the hash value of the previous data block using hash algorithms and consensus mechanisms, so that changes in the blockchain hash value can be detected in a timely manner when data is tampered with; recording every data operation in detail to construct a traceable system for the entire process of data from generation to final use; determining the encryption method for the data based on the level of data sensitivity during data transmission to prevent data theft or tampering; and establishing a real-time monitoring mechanism to monitor data operations and transmission in real time, detecting and preventing network attacks and malicious tampering.

The application relates to the field of new-generation information technology and discloses a large-scale face biological information recognition encryption authentication method, which comprises the following steps: calling a two-party signature verification program in a networking server of a collection device to verify the authenticity of the collection device; calling an identification algorithm to verify the legality of the collection device; after confirming that the collection device is legal and authentic, establishing a true and multiple false transmission path; simultaneously performing homomorphic encryption on data content and generating a key; splitting the key into multiple key components and storing the multiple key components on nodes of a distributed network; performing logical operation on the data content without decryption, and completing the data original text by using a specific decryption method; verifying the legality of the collection device, encrypting the transmission path, and dynamically storing the key in a distributed manner, so that the difficulty of data theft and cracking is improved.

This invention discloses a non-intrusive encrypted transmission method based on the DICOM protocol, belonging to the field of medical data transmission technology. It includes a terminal, an edge device, a aggregation device, and a server. The method acquires the DICOM protocol of the terminal and transmits it in plaintext to the edge device; it also acquires the DICOM protocol of the edge device and transmits it encrypted to the aggregation device. To address the problem of escalating network attacks and data theft incidents in medical institutions, causing economic losses and threatening patients' health, this invention encrypts transmitted image data based on the DICOM protocol in a non-intrusive manner, preventing data theft during transmission. Encryption of transmitted data is achieved without software modification, remaining transparent to the network. The terminal and server are unaware of the edge and aggregation devices. Encryption is optional, supports national cryptographic algorithms, and supports one-time encryption, reducing economic losses and ensuring patient health and safety.

The invention relates to the technical field of data collection and management, in particular to a data collection and management system which comprises a data acquisition module, a terminal memory, a data processor, a server and a visual terminal. The data acquisition module acquires field data in real time. The data processor calls initial data in a terminal memory, rejects invalid data, retains valid data, and classifies the valid data; the server comprises a multi-level database, the multi-level database is divided into a main database, a second-level database and a third-level database, the server receives the effective classification data processed by the data processor and imports the classification data into a sub-database, the sub-database compares newly loaded data, rejects repeated items and retains distinguishing items, and the sub-database stores the new loaded data; meanwhile, time nodes and contents are automatically updated and recorded, and a log is generated; and the visual terminal obtains user login information and automatically matches the database which can be called under the user permission. Data are protected layer by layer, and data are prevented from being stolen and leaked.

1. The name of the design product: optical port lock (SFP). 2. The use of the design product: used for plugging with SFP fiber interface equipment, preventing data theft and protecting information security. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This application provides a risk data analysis method and apparatus for a resource interaction risk control system, applied in the field of information security technology. It constructs a sequence of interactive behaviors with temporal characteristics; extracts multi-dimensional feature data from the sequence; performs state transition analysis within a preset behavioral state model based on operational logic and feature changes; calculates the degree of variation in input data and output results to identify potential data theft behaviors and side-channel anomalies; and finally integrates the analysis results to generate a real-time risk score and dynamically adjusts alarm thresholds according to preset scenario parameters to determine the existence of compliance vulnerability risks. Therefore, this application has the beneficial effect of identifying combined patterns of multiple independent behaviors with specific attack intentions.

An electronic assembly with a theft prevention mechanism includes a housing, a circuit board assembly, at least one trigger element, and an airbag assembly. The circuit board assembly is disposed on an inner wall of the housing. The at least one trigger element is disposed on the inner wall of the housing. The airbag assembly is disposed within the housing and includes at least one airbag. In a normal operating state, the at least one airbag presses against the at least one trigger element. A data theft prevention method for an electronic assembly includes generating a trigger signal in response to a detected change in a volume of the at least one airbag and executing a data protecting procedure in response to the trigger signal.

This invention relates to the interdisciplinary field of image analysis and information security, specifically a deep learning-based method for live face recognition and encrypted transmission. The method involves acquiring facial video frames, constructing a spatiotemporal graph convolutional network to extract subtle color change features of facial pixels during the heartbeat cycle, and obtaining a spatiotemporal frequency domain response map. This map is then input into a dual-branch deep network. The first branch outputs the liveness detection result, while the second branch maps the map to a biometric vector and quantizes it into a dynamic symmetric key for encrypted data transmission. In cases of non-liveness, a random perturbation vector is output to replace the dynamic symmetric key, blocking the encryption link. This invention imbues the encryption key with liveness physiological dependence, solving the problem of key leakage caused by the disconnect between liveness recognition and encryption, and blocking data theft paths in non-liveness states.

This application relates to a method, apparatus, computer device, and readable storage medium for detecting cumulative data theft in network traffic. The method includes: acquiring access data of a target object within the current time period; extracting features from the access data according to a preset time granularity to obtain feature values ​​of multiple access behavior features of the target object; determining the current anomaly score of the target object based on the feature values ​​of the multiple access behavior features; obtaining a cumulative data theft anomaly index based on the current anomaly score and historical anomaly scores of the target object; and determining the cumulative data theft behavior detection result of the target object based on the cumulative data theft anomaly index. This method can effectively monitor suspected cumulative data theft behavior that may exist in network traffic data.

This application discloses a data transmission method, system, apparatus, device, and medium based on serial communication. The method involves mutual authentication between a first industrial device and a second industrial device. A target content key and a target initialization vector are jointly generated by negotiating a random key seed and device identifier exchanged between the two devices. Following polynomial multiplication logic, multiple plaintext sub-data points corresponding to the functional and content fields of the data packet to be transmitted are encrypted using the target content key and target initialization vector. Simultaneously, the original data packet to be transmitted is reassembled using an anti-counterfeiting value and multiple ciphertext sub-data points to obtain the target data packet, which is then sent to the second industrial device. This achieves the transmission of critical data in encrypted form, preventing data theft and tampering, and improving the security of industrial data.

This application relates to a method, apparatus, and device for preventing physical layer data theft during data transmission. The method includes acquiring communication data and constraint parameters of a communication system and constructing a first optimization problem model; performing stepwise optimization on the first optimization problem model to obtain a fourth optimization problem model; setting iteration parameters, inputting the iteration parameters, communication data, and constraint parameters into the fourth optimization problem model for iterative calculation, and obtaining the optimal beam vector for data transmission from the communication base station to each terminal user. This method optimizes the constructed first optimization problem model to obtain a fourth optimization problem model of a semi-definite fractional programming approximation problem, and iteratively calculates it to obtain the optimal beam vector for data transmission from the communication base station to each terminal user. By using the optimal beam vector for data transmission between the communication base station and the terminal user, the security of data transmission is improved, preventing eavesdropping users from intercepting information.

The present disclosure relates to a method for facilitating payment transactions by a payment accepting device embedded with a near field communication (NFC) chip. The NFC chip may be pre-configured with merchant data for transactions with a merchant. A user device may use an NFC-enabled user device to read and retrieve the merchant data pre-configured in the NFC chip and initiate the payment transaction. In some non-limiting embodiments or aspects, the merchant may dynamically configure the NFC chip prior to each transaction. Thereafter, the transaction may be processed by a payment network provider. The present disclosure enables customers to conduct transactions without the need to share any customer-sensitive information with the merchant's PoS device, thereby preventing data theft and enabling customers to make payments using devices associated with the customers. The disclosure also does not require expensive PoS devices, and provides the merchant with a low-cost and economical method to accept payments.

The application relates to a focus crawler data stealing detection method and device based on semantic context, which comprises the following steps: acquiring an initial training data set, analyzing the initial training data set to determine a plurality of first request-response pair data, dividing the first request-response pair data through a first fixed-length sliding window to determine initial sample data, and determining a sample feature matrix comprising first semantic correlation features and first access behavior features according to the initial sample data; and training based on the sample feature matrix to obtain a focus crawler detection model; acquiring target detection data, inputting the target detection data into the focus crawler detection model, and outputting a crawler detection judgment result, so that the technical problem of how to accurately and timely detect the collection process of focus crawlers on network data is solved, the accuracy and robustness of focus crawler detection are improved, and the network data security is improved.