15results about How to "Improve transaction security" patented technology

The invention relates to the technical field of electric power data transaction, in particular to an integrated energy service electric power transaction method and system. The method comprises the following steps: acquiring power use data; performing consumer behavior pattern graph construction on the power use data to generate a consumer energy use behavior pattern graph; performing comprehensive energy demand prediction on the standard power use data through the consumer energy use behavior mode map to generate consumer comprehensive energy demand prediction data; and building a block chain energy transaction platform based on the comprehensive energy demand prediction data of the consumer, and generating a block chain energy transaction contract. According to the invention, through personalized energy demand prediction, block chain transaction platform construction, electric energy type analysis, fluctuation response strategy, automatic transaction monitoring and data visualization, the flexibility and efficiency of electric power transaction are improved.

The invention relates to the technical field of data processing, in particular to a transaction data processing method of a gold recovery intelligent terminal. The method comprises the following steps: performing quality detection on to-be-recycled gold of a user through a gold recycling intelligent terminal to obtain quality data of the to-be-recycled gold of the user; acquiring a real-time gold transaction price; performing price prediction on gold to be recycled of the user based on the real-time gold transaction price by utilizing a machine learning method, generating a gold recycling estimated price, displaying the gold recycling estimated price on an intelligent terminal page, and generating a gold recycling estimated price interface; the payment mode of the user is confirmed according to the gold recovery predicted price interface, user payment mode data are generated, and the user payment mode data comprise the first payment mode data of the user and the second payment mode data of the user. According to the invention, through real-time price prediction, multiple payment modes, identity verification and secondary quality detection, the transaction efficiency and security are improved.

The invention discloses a parking space management system, relates to the field of traffic, and solves the problems that public parking spaces are often short of supply and private parking spaces are idle in peak hours, resulting in waste of space resources. Therefore, how to effectively utilize the existing arrangement and reasonably utilize the parking space with the charging pile in the public parking space and the private parking space becomes an urgent problem to be solved. Comprising the following steps: constructing a target pose measurement system which comprises an optical sensor, a laser radar, an optical communication transmitter and an optical communication receiver, and setting an optical coding mark on the surface of a target object; the target pose measurement system performs preliminary positioning on a target object through an optical sensor, and collects multi-view image data and infrared image data of the target object according to the preliminary positioning direction of the target object; establishing a three-dimensional point cloud model of the target object according to the collected multi-view image data and infrared image data; by continuously tracking the target object and making adjustment in time, system errors are effectively reduced, and the accuracy of pose measurement is improved.

The present invention relates to a method for controlling the sending of short messages, comprising the following steps: S1: generating a short message sending transaction; S2: judging whether a verification parameter exists, if not, sending a short message, and if it exists, executing the next step; S3: acquiring a verification parameter; the verification parameter includes a card layer locking code status, an account layer locking code status, a customer layer locking code status, and specific features; S4: sequentially verifying the card layer locking code status, the account layer locking code status, the customer layer locking code status, and specific features; if the verification fails, stopping subsequent verification, and intercepting the sending of short messages; if all verification parameters are successfully verified, sending a short message. The present invention realizes verification of various risk information and specific features of customers in the same module by synchronously collecting various types of customer information, thereby improving the timeliness of sending short messages and the security of transactions.

The embodiment of the invention provides a transaction authentication method, a server, a transaction authentication system and a storage medium, and belongs to the field of mobile payment. The method comprises the following steps: when a transaction authentication request is obtained, initiating a first video call to a first terminal device according to the transaction authentication request; establishing a first video call between a server and the first terminal device under the condition that the first terminal device is determined to have answered the first video call; verifying the identity of the transaction initiator based on a first face video of the transaction initiator in the first video call; and under the condition that the identity of the transaction initiator passes verification, executing a corresponding transaction operation according to the transaction authentication request, and ending the first video call. According to the method, the transaction security of mobile payment is improved.

The embodiment of the invention provides a transaction processing method, a transaction system and a server. The method comprises the following steps: a server receives a transaction payment request initiated by a user through a safe and stable communication private line; and the server immediately starts an analysis program to carry out detailed analysis on the transaction payment request so as to obtain various element information contained in the transaction payment request. The server can perform identity verification based on identity authenticity of the user and the transaction object and compliance check based on the element information on the element information according to a preset verification rule. The server can further respond to the transaction payment request when the identity verification of the user and the transaction object is successfully passed and the element information in the transaction payment request meets the compliance requirement, and accurately pays a corresponding amount to the specified transaction object through the safety payment channel. And the server can return a payment result through the same special communication line. The method is used for achieving the effect of improving the transaction security.

The invention discloses an electronic scale control method and device based on image recognition and reverse payment, and a medium, and relates to the technical field of electronic scales. The method comprises the following steps: acquiring an image of an article placed on a scale pan, and obtaining weight data of the article; performing forward reasoning on the article image, extracting image features, and outputting a preliminary identification result of the article and a corresponding confidence coefficient; fusing the preliminary recognition result and the weight data on a feature level to generate an article identifier; in response to a reverse payment instruction initiated by a merchant, a dynamic collection two-dimensional code is rendered and generated on a terminal display screen, and a user is prompted to show a payment code image; a payment code image shown by a user is collected, and the payment code image is analyzed to obtain an encrypted collection account identifier. According to the method, the object type is automatically obtained through image recognition, fusion verification is carried out on the object type and the weighing data, the recognition accuracy and reliability are greatly improved, and a foundation is laid for automatic pricing.

The application discloses a kind of anti-skimming bank card, transaction verification system and method, the chip layer of anti-skimming bank card is built-in quantum voiceprint sensor, via the combination of the features of voiceprint and quantum disturbance features to transaction verification system carries out dynamic verification, transaction verification system includes the anti-skimming bank card, transaction terminal and backend server, with transaction terminal as communication transfer station, anti-skimming bank card as biological signal acquisition end, with backend server as check and transaction execution end, by the real-time interaction of encryption communication between the three, the real-time check of quantum disturbance features, voiceprint features and communication data etc. Data, effectively cope with relay attack and other composite security requirements, improve transaction security.

The invention discloses a transaction verification method and device, a computer readable storage medium and electronic equipment. Relates to the field of biological recognition, and the method comprises the steps: obtaining a real fingerprint feature of a user under the condition that a transaction request of the user is received, and obtaining a real iris feature of the user; performing identity authentication on the user based on the real fingerprint feature and the real iris feature of the user; under the condition that the identity authentication is passed, real motion information of the user is acquired; and performing transaction security verification on the user based on the real motion information of the user to obtain a transaction verification result. Through the method and the device, the problem of low security of transaction verification caused by performing transaction verification on a user based on a single feature in related technologies is solved.

This disclosure provides a method, apparatus, electronic device, and readable medium for verifying the consistency of contract credentials. The method includes: acquiring contract credentials generated by a smart contract operation and management system within the current time window; grouping the contract credentials according to their corresponding contract instances, sorting the contract credentials within each group, and calculating the hash value of each contract credential; constructing a Merkle tree for each contract instance using a predetermined number of branching tree structures and calculating the current verification Merkle root; acquiring the current baseline Merkle root sent by the smart contract operation and management system for that contract instance; and comparing the current verification Merkle root with the current baseline Merkle root to verify the consistency of the contract credentials. This disclosure enables consistency verification of contract credentials among various entities in a centralized system, thereby ensuring the traceability and immutability of transactions and improving transaction security.

A method for processing real-time income distribution based on a batch file mode comprises the following steps: (1) reading latest total day end data line by line and recording the data into a system, and starting data storage processing when a preset number of lines of data are read; (2) checking the amount of money of the original data meeting the revenue distribution condition to ensure that the cardinal number of the calculated revenue is accurate; (3) the marketing system reads order data of income dates from the database in a paging manner according to income rules, and calculates income data to be distributed; in conclusion, the method can quickly and accurately process income distribution, and can timely reflect the income distribution on the account of the user, so that the user experience and the service satisfaction are improved; the real-time income issuing data is processed based on the batch file mode, it can be guaranteed that when the data size is large, a bank system can rapidly process a large amount of data in batches, the transaction safety can be improved, and server resources are more reasonably utilized.

This application discloses an order management system and method for a fully automated beer vending machine. The system includes: a user terminal, used to respond to a user's order for beer, generate an order request, and send it to a server; a server, used to generate a preparation request or a first pickup code based on the pickup method information after the user's identity verification and payment verification are passed, and send the preparation request or the first pickup code to the beer vending machine; and a beer vending machine, used to sequentially perform beer bottling and door opening operations after the preparation request is verified; or, after the first pickup code is verified, receiving a second pickup code input by the target user terminal, and when the second pickup code matches the first pickup code, sequentially performing beer bottling and door opening operations. This system decouples the time of user ordering and pickup to improve convenience while ensuring that the beer is freshly prepared before pickup to guarantee quality.

The invention discloses a value-added service management system and method, and the system comprises a value-added service forming module which is used for generating a value-added service order according to the demands of a customer; the analysis module is used for analyzing the content of the value-added service order generated by the value-added service forming module to avoid illegal transactions, and the value-added service forming module is connected with the analysis module; and a reminding module. The purpose of the invention is to solve the problem that in the prior art, when a value-added service is realized, because a client temporarily puts forward a demand, when a person and the client achieve cooperation, the person and the client generally achieve agreements in a verbal manner. The technical effects are that the value-added service forming module is arranged, the function of generating the value-added service order according to the demand of the customer can be realized, and the phenomenon of damage can be avoided to a certain extent by generating the value-added service order according to the demand of the customer.

The application discloses an inter-provincial spot transaction carbon footprint tracking method, system and device based on a blockchain, and belongs to the technical field of electric power. The carbon footprint tracking method comprises the following steps: collecting inter-provincial electric power spot market cross-provincial electric power transaction results through a blockchain, and storing the results in the proxy accounts of each power generation province and power purchase province in a blockchain business; combining the inter-provincial electric power spot market clearing results, modeling carbon emission allocation of inter-provincial electric power spot transactions, and obtaining a carbon emission allocation coefficient; according to the proxy account information of each power generation province and power purchase province, the inter-provincial electric power spot market clearing results and the carbon emission allocation coefficient, evaluating the whole process of carbon production, carbon transfer and carbon allocation through a smart contract, and recording the whole process in the blockchain; and according to the results recorded by the smart contract, forming unalterable carbon footprint information in the blockchain through a chain structure.

The present application relates to a credit card fraud detection method based on an adaptive meta-aggregation strategy, including: assigning a working node to each subset divided in the credit card transaction data set in the meta-model, and initializing the weights and local model parameters of the working nodes; each working node in the training data independently performs model training based on its corresponding subset, and applies the momentum method to accumulate historical gradient information, introduces the L2 regularization term and uses the adaptive learning rate algorithm to optimize the local model parameters; the central node preliminarily updates the global model parameters of the meta-model based on each local model parameter; the weighted median aggregation method is used to aggregate the updated local model parameters of all working nodes, and the global model parameters are further updated based on the weighted median aggregation parameters; the test data is input into the updated meta-model to obtain the credit card fraud prediction result. This method significantly improves the adaptability and detection accuracy of the model when facing new fraud patterns.