76 results about "Storage record" patented technology

The invention relates to the technical field of Internet of Things, and discloses a data management method, device and equipment, and the method comprises the steps: obtaining original multi-source data of each business, obtaining an encrypted data package based on an encrypted transmission channel and the original multi-source data, writing the encrypted data package into a distributed account book, obtaining a target evidence storage record, and storing the target evidence storage record in a database; and managing the original multi-source data based on the target evidence storage record and a digital twinning algorithm. According to the method, the data is written into the distributed account book and combined with the digital twinning algorithm, a'evidence storage-simulation-management and control 'closed-loop management system is formed, the requirement of the power industry for full-life-cycle supervision of the data is met, the characteristics of an encrypted transmission channel and the distributed account book are fused, and multi-dimensional protection of the data in the links of collection, storage and management is achieved.

The invention relates to the technical field of application state diagnosis, in particular to an application state dynamic diagnosis and automatic repair method and system.The method comprises the steps that multi-source heterogeneous logs are collected and standardized in real time, key fields are extracted, context information is injected, and structured log data are generated; inputting the structured log data into a dynamic anomaly detection model, constructing a dual-path detection mechanism based on LSTM time sequence analysis and a graph neural network, identifying an abnormal mode and positioning a fault root cause; according to the output of the anomaly detection model, a repair action is triggered in a grading manner through an intelligent repair strategy engine; in the repairing process, system state changes are stored and recorded through a pre-writing type redundancy log, automatic rollback during abnormity is achieved on the basis of check point information, and data consistency and system stability are guaranteed. The problem of service interruption or data inconsistency possibly caused by traditional automatic repair is avoided, and the reliability of automatic operation and maintenance is improved.

The invention provides a distributed multi-source digital content tamper-proof Hash evidence storage method based on a block chain, and relates to the technical field of content tamper-proof, and the method comprises the steps: standardizing multi-source digital content, constructing an evolution pedigree tree, implanting a detector to capture change features, and tracking a propagation path; constructing a dynamic perceptual hash network to generate a dynamic hash value containing associated information; and verifying and generating an evidence storage record through a progressive consensus mechanism. According to the invention, efficient tamper-proof evidence storage of the multi-source digital content is realized, and the data traceability and verification efficiency are improved.

The invention belongs to the technical field of supply chain tracing, and relates to a jewelry personalized customization standardized tracing method based on a block chain, and the method comprises the following steps: decomposing a jewelry customization process into preset links; constructing a structured data packet and generating a unique content identification code CID; generating an associated record packet; the association record packet and the collaborative time service timestamp are combined to jointly record an alliance chain node, and a participating node carries out digital signature on the recorded content; creating a digital certificate NFT based on the complete CID chain stored by the block chain; and the block chain address and the product laser coding write-in readable and writable chip, the chip data, the CID chain in the digital certificate and the block chain evidence storage record form a mutual verification relationship. The problem that cross-mechanism responsibility tracing cannot be achieved in a traditional scheme is solved.

The invention relates to the technical field of data voucher processing, and discloses a business data voucher automatic generation and storage method. The method comprises the following steps: monitoring data change events of a plurality of service systems, and analyzing the data change events to obtain a change notification; acquiring a data set in each service system according to the change notice, and performing PDF format conversion on the data set to obtain a voucher document; performing SHA-256 Hash calculation on the voucher document to obtain a data abstract value which uniquely identifies the voucher document; and submitting the data abstract value to a block chain platform for evidence storage to obtain an evidence storage record. According to the invention, the accuracy and logic rationality of the business data in the voucher are ensured, the automatic conversion from the business data to the standardized voucher document is realized, and the use convenience of the voucher is improved.

The invention relates to the field of data processing, and discloses a multi-modal content copyright authentication and tracking method based on a large model and a block chain. Comprising the following steps: acquiring text, image, audio or video content and right declaration information, normalizing the content and calculating an identity encryption abstract value; calling a large model to obtain a semantic fingerprint and generate a robust fingerprint, constructing an evidence packet and calculating an evidence abstract, and generating a digital signature by using a private key; the evidence packet is encrypted and stored under the chain to obtain an under-chain pointer, and the intelligent contract generates a work identifier and writes the work identifier into an on-chain evidence storage record; in the tracking stage, fingerprints are generated for target content, works are retrieved, matched work identifiers are determined according to threshold values, tracking evidences are output, and the tracking evidences comprise on-chain transaction identifiers, block heights, timestamps, signature verification results and off-chain pointers.

The invention discloses an electronic contract signing verification method based on a trusted timestamp, and relates to the technical field of block chains and electronic contract signing, and the method comprises the steps: receiving a to-be-verified electronic contract signing file, and extracting a timestamp data block and signature data from the electronic contract signing file; sending the timestamp data block to a trusted timestamp service mechanism for verification, obtaining an evidence storage record corresponding to the electronic contract signing file from a block chain node, and extracting block chain evidence storage time and a contract hash value; and judging the signing time information of the timestamp data block and the blockchain evidence storage time of the evidence storage record, and when the time difference between the signing time information and the blockchain evidence storage time is smaller than a preset threshold and the contract hash value is matched with the contract file feature value, outputting a verification passing identifier. According to the invention, a dual verification system of the trusted timestamp service mechanism and the block chain distributed account book is constructed, so that the technical problem of insufficient verification reliability of a traditional single time source is effectively solved.

The invention relates to the technical field of big data storage and management, in particular to a local encryption tamper-proof storage method and system for a multi-format remote sensing image, and the method comprises the steps that a data uploading party carries out the standardization processing and metadata binding processing of a to-be-uploaded remote sensing image, and obtains standardized data and a global unique index; the data uploader cuts the standardized data, and encrypts and encapsulates the standardized data according to an AES-256-GCM algorithm to obtain a plurality of ciphertext blocks; the data uploading party executes independent storage, key derivation and data key encryption operation based on the master key to obtain an encrypted data key; the data uploader performs data signature and hash evidence storage based on the standardized data to form a block chain evidence storage record; a data receiving party stores various data transmitted by a data uploading party according to the forms of {Indexmeta, {E1,..., Ei,..., En}, Ekey and Blockhash} to form storage data, and when a user accesses the storage data, the data is prevented from being tampered based on the data hash irreversible characteristic of blockchain storage evidence and an MAC integrity verification mechanism.

The invention provides a credit repair certificate automatic issuing method and device and electronic equipment, and belongs to the technical field of credit management. Comprising the steps of obtaining a credit repair certificate issuing application submitted by an enterprise, and dividing the issuing application into a local data application and a remote data application; based on the operation behavior in the whole auditing process, generating a block chain evidence storage record containing a timestamp, an operator identifier and an auditing opinion; and uploading the application state data to the credit service platform, and generating a corresponding credit repair proof file for the passed application. According to the method, efficient, safe and traceable whole-process online issuing of the credit repair certificate is realized by intelligently distinguishing local and remote dishonesty data, implementing a grading processing mechanism combining automatic verification certificate issuing and manual auditing and combining block chain certificate storage and electronic signature technologies.

The invention belongs to the technical field of data processing, and particularly relates to a trusted data sharing system based on identification analysis and a data circulation method, and the method comprises the steps: receiving an identification analysis request submitted by a data requester; dynamically analyzing the identifier into bound metadata through a distributed node network, analyzing an authority strategy, and generating an access control decision in combination with the dynamic attribute of a data requester; if the decision result is refusal, refusal response is returned to the requester, and block chain evidence storage is triggered; if the decision result is permission, the data request is routed to an external data source deployed by a data provider according to a data source address and a protocol type; returning the response of the data source to the data requester; recording an operation log; and displaying the data flow direction and the block chain evidence storage record through a visual auditing interface. Flexible access control based on dynamic attributes, efficient data routing and complete operation log records are realized, and the security and compliance of data sharing are guaranteed.

The application discloses a construction quality inspection batch traceability management method based on a blockchain storage record, and belongs to the technical field of construction quality traceability management. The method comprises the following steps: acquiring construction process multi-source monitoring data of a current inspection batch of a target construction project, and constructing an initial digital twin mirror image. By performing deviation analysis on the mirror image and a standard construction specification, a key quality feature node that needs to be stored is accurately positioned. The node feature data is encapsulated into traceability data blocks in timestamp order, the content hash value of the traceability data blocks is calculated, and the content hash value is associated with the block header hash value of a previous inspection batch to calculate the block header hash value of the current inspection batch, thereby forming an unalterable blockchain storage record data chain. Quality traceability is inquired based on the data chain, and a verification result is output. The application combines digital twin visualization mapping and the anti-tampering characteristics of a blockchain, realizes accurate positioning, credible storage and efficient tracing of construction quality, and enhances the transparency of construction quality management and the data credibility.

The invention discloses a digital management system and method for warehousing operation. The digital management system comprises a data acquisition module, a central control module and a warehousing management module, relates to the technical field of warehouse management, and solves the technical problem of low operation efficiency of a warehouse management system in the prior art. The method comprises the following steps: classifying storage requirements of goods based on historical goods storage records to obtain a plurality of storage requirement categories; dividing the first warehouse based on the storage requirement category to obtain a plurality of corresponding storage partitions; based on the position information of the transport vehicle, calculating a distribution priority coefficient of each to-be-warehoused warehouse; and storing the to-be-warehoused goods to the corresponding storage positions based on the distribution priority coefficients. The distribution priority coefficient of each to-be-warehoused warehouse is calculated by inputting the predicted inventory allowance, the delivery time and the departure time of the transport vehicle into the formula, the inventory allowance of the to-be-warehoused warehouse and the storage requirement of the to-be-warehoused goods are comprehensively considered, and the operation efficiency of warehouse management is improved.

This invention discloses a method, system, device, and program product for confirming data asset ownership. The method includes: collecting multi-source heterogeneous data and performing data preprocessing to obtain standardized data; generating a fingerprint digest of the standardized data based on its data type; generating an ownership commitment structure based on the ownership information of the standardized data; writing the ownership commitment structure and fingerprint digest into a consortium blockchain to generate a confirmation and storage record; generating a fiscal asset entry data structure according to preset fiscal asset entry specifications; valuing the standardized data based on preset multi-dimensional asset valuation factors to obtain an asset valuation result; and finally, generating a data asset ownership certificate based on the confirmation and storage record, the fiscal asset entry data structure, and the asset valuation result. This invention achieves reliable ownership confirmation, complete traceability, structural compliance and verifiable verification, asset value re-verification, and executable fiscal asset entry, and is applicable to various data asset management and circulation scenarios.

The invention discloses an electric power construction project electronic archive long-term storage system and method based on archive security management. The system comprises a block chain evidence storage module, a multi-dimensional classification engine module, a progress synchronous acquisition module, an environment adaptive storage module, a privacy computing gateway, a full life cycle tracking module and a visual retrieval terminal. The block chain evidence storage module is connected with the multi-dimensional classification engine module and the progress synchronous acquisition module and is used for receiving and verifying the data hash value of each module and generating an evidence storage record which cannot be tampered; the multi-dimensional classification engine module is bidirectionally connected with the progress synchronous acquisition module and the environment self-adaptive storage module and is used for analyzing the engineering data and generating a five-dimensional classification label; and the progress synchronous acquisition module is in butt joint with the electric power construction project management system in real time, captures the construction progress and triggers an archiving event. The whole process from generation to destruction of the archive can be verified, the operation log cannot be tampered, and long-term tracing is supported.

The invention discloses a data networking data downloading method and system based on historical records. The method comprises the steps that a downloading request of a target user and user parameters of the target user are acquired; screening out a plurality of target signal transmission channels from a plurality of candidate signal transmission channels according to the user parameters; screening out a plurality of target data nodes from a plurality of candidate data nodes according to request data corresponding to the downloading request; determining a downloading strategy corresponding to the target user according to the historical transmission record of each target signal transmission channel and the historical node storage record of each target data node; the downloading strategy is used for limiting data request transmission to at least one target data node through at least one target signal transmission channel so as to complete the downloading request. Therefore, the optimal downloading strategy of the user can be determined more efficiently and reasonably, so that the data downloading efficiency and safety are improved, and better data downloading experience is provided for the user.

The invention discloses a data access method based on a zero-trust architecture and a related product. The method comprises the following steps: acquiring multi-factor data; performing dynamic analysis based on the multi-factor data to obtain a trust score; if the trust score is smaller than a preset threshold value, issuing an access denial instruction; if the trust score is greater than or equal to a preset threshold, generating a single access token; and reading storage records of a plurality of sub-blocks in the block chain based on the single access token, determining a target sub-block, and performing decryption and recombination processing on the target sub-block to obtain the to-be-accessed data. Dynamic analysis is carried out through multi-dimensional data, and a trust score reflecting the access credibility is generated. And judging whether the access authority is granted or not according to a scoring result, thereby realizing minimum authorization and refined authority control. And when the data is accessed, the storage positions of the encrypted data sub-blocks are retrieved from the block chain according to the token information, and the plurality of encrypted sub-blocks are decrypted and recombined, so that the complete data content is restored, and the data confidentiality and the anti-leakage capability are improved.

The application relates to the computer technical field and discloses a web form-oriented input recommendation method and device and electronic equipment, the method comprising the following steps: in the browser local storage, taking a field identifier as a key name, a storage record containing user historical input values and corresponding weight values is established; in response to a user input operation on an input component, a current input value is acquired, a weight value corresponding to the current input value is updated according to a preset attenuation factor and a time factor, and the updated weight value is saved to the browser local storage; at least one historical input value is selected to generate a recommendation list according to the weight values corresponding to the historical input values under a current field in the browser local storage; and the recommendation list is rendered and displayed. Through the technical scheme, the problems of privacy leakage and low efficiency of web form input recommendation in the related art are solved, and the efficiency and privacy security of form input recommendation are significantly improved.

The invention provides a historical data storage method and system for a NOR FLASH, and the method comprises the following steps: creating a storage instance at a specified address NOR FLASH addr of the NOR FLASH, then dividing a storage region of the storage instance in a NOR FLASH chip according to a storage space required by the storage instance, and storing the storage region of the storage instance in the NOR FLASH chip, the storage area is divided into a head information block used for storing instance related information and a plurality of recording blocks used for storing records, and the interior of each recording block is divided into a head unit used for storing verification information and progressive increase serial numbers when the recording blocks store the records and a plurality of recording units used for storing the records; and according to the in-block record operation rule, carrying out storage record, reading the record and / or opening the storage instance. The method can be applied to application scenes such as a bare computer environment without operation system support or an embedded real-time operation system (RTOS) to realize efficient, reliable and power-down-safe data storage.

The invention discloses a data storage method, private cloud equipment and a medium, and relates to the technical field of cloud resource data storage, the method is used for the private cloud equipment, and the method comprises the following steps: obtaining a data file and configuration information sent by a terminal; wherein the configuration information comprises authority information corresponding to a plurality of storage resources; the storage resource comprises at least one of a public cloud server, a private cloud server and private cloud equipment; under the condition that the received configuration information comprises the storage resource of the data file, sending the data file to the storage resource according to the security attribute of the data file and the authority information corresponding to the storage resource; wherein the configuration information further comprises security attributes of the data file; storing a storage record of the storage data file to the private cloud equipment; wherein the storage record comprises a storage resource to which the data file is sent. The method has the advantages that data management is convenient, user operation is non-inductive, and storage resources are expanded.

Disclosed are a method, apparatus and device for implementing Portal authentication, and a storage medium, the method comprising: a target access point (AP) obtaining a Portal authentication policy issued by a master access point (MAP), the Portal authentication policy comprising a Portal server address and a redirection URL; when the terminal is accessed and is not authenticated, the target AP intercepts a request according to a strategy, and guides the request to a Portal authentication page through a redirection URL (Uniform Resource Locator); receiving authentication information submitted by the terminal, forwarding the authentication information to a corresponding authentication server, and after an authentication success notification is received, synchronizing terminal authentication success state information to the MAP; receiving a global authentication state record synchronized by the MAP, and updating a local storage record; and when the authenticated terminal is accessed, the authenticated terminal is directly allowed to access the network. According to the method, the authentication process is executed locally, the global state is synchronized, and the Portal authentication accuracy is improved.

This invention provides a data evidence storage and management system, relating to the field of data security technology, including: a homepage module, a commercial secrets knowledge base module, a commercial secrets audit module, a commercial secrets management module, a commercial secrets preservation module, and an evidence storage record module; the commercial secrets knowledge base module is used to store evidence of classified confidential data; the commercial secrets audit module is used to display the ownership information of target files; the commercial secrets management module is used to store evidence of files in the management module; the commercial secrets preservation module is used to store evidence of evidence files; and the evidence storage record module is used to record and save the information stored by the system. The system provided by this invention can store evidence of confidential data, facilitating subsequent tracing and source identification. Furthermore, by using the ownership information of target files, the source of data leakage can be located.

The application relates to the technical field of Internet of Things, and discloses a data management method, device and equipment. The method comprises the following steps: acquiring original multi-source data of each service, obtaining an encrypted data packet based on an encrypted transmission channel and the original multi-source data, writing the encrypted data packet into a distributed ledger, obtaining a target storage record, and managing the original multi-source data based on the target storage record and a digital twin algorithm. The application combines the writing of data into the distributed ledger with the digital twin algorithm to form a "storage record-simulation-management and control" closed-loop management system, meets the demand of the power industry for the whole life cycle supervision of data, and realizes the multidimensional protection of data in the collection, storage and management links by fusing the characteristics of the encrypted transmission channel and the distributed ledger.

Systems and methods for data migration are provided. A method for migrating bulk data from a first data platform to a second data platform includes: providing a virtual machine (VM) on a cloud service provider subscription, migrating access control list (ACL) information, one or more legal tags, and reference data from the first data platform to the second data platform, using the VM, analyzing data types of the bulk data, generating a file-generic data migration pipeline from the first data platform to the second data platform, using the VM, fetching storage records for the bulk data from the first data platform using the VM, migrating the bulk data from the first data platform to the second data platform, using the VM, validating the migrated bulk data in the second data platform, and synchronizing the migrated bulk data in the second data platform with changes made since the migrating began.

The application discloses a power data access control method, system and device based on a consortium chain, and particularly relates to the technical field of data access control, and the technical points are as follows: the method comprises the following steps: an agent server encrypts a power data set to obtain a first encrypted ciphertext, and sends the first encrypted ciphertext to a storage server for storage, and sends a storage record to a consortium chain for storage; a user sends an authentication registration request to an authentication server, the authentication server stores user registration information carried by the user, and sends an authentication token containing an authentication valid date to the user in response to the authentication registration request; the user sends a data access request to the agent server, the agent server responds to the data access request to verify the authentication valid date of the authentication token of the user, and triggers a matching intelligent contract access strategy verification based on user attribute information, and after verification, the agent server decrypts the first encrypted ciphertext and sends the decrypted power data set to the user for data access.

The present application relates to the field of integrated circuit design, and provides a multi-threaded storage unit. The multi-threaded storage unit comprises: a first memory used for storing, in a linked list, instructions corresponding to different threads; a controller connected to the first memory and used for receiving an instruction to be stored and storing the instruction to be stored in the linked list of the first memory; and a linked list state table module connected to the first memory and used for generating, in response to the storage of the instruction to be stored in the linked list of the first memory, a storage record of the instruction to be stored in the first memory. The multi-threaded storage unit can reduce the chip area occupied by instruction temporary storage circuits of different threads.

The present invention discloses a method and system for downloading data from a digital network based on historical records, the method comprising: obtaining a download request of a target user and user parameters of the target user; screening out multiple target signal transmission channels from multiple candidate signal transmission channels according to the user parameters; screening out multiple target data nodes from multiple candidate data nodes according to the request data corresponding to the download request; determining a download strategy corresponding to the target user according to the historical transmission records of each of the target signal transmission channels and the historical node storage records of each of the target data nodes; the download strategy is used to limit the transmission of data requests to at least one of the target data nodes through at least one of the target signal transmission channels to complete the download request. It can be seen that the present invention can more efficiently and reasonably determine the optimal download strategy for the user, so as to improve the efficiency and security of data downloading and provide the user with a better data download experience.

The application provides a compliance governance evidence chain integrity analysis method based on blockchain storage, relates to the technical field of blockchains, and specifically comprises the following steps: S1: collecting relevant transaction records and storage data in the blockchain storage records of the evidence chain through a blockchain network; S2: managing the life cycle of the evidence chain data; S3: performing hash value comparison and analysis on the blockchain storage records of the evidence chain to determine the integrity of the evidence chain; and S4: performing traceability analysis on the evidence chain data; the application can improve the accuracy of data consistency verification, enhance the standardization and security of data life cycle management, improve the reliability of data traceability evaluation through the traceability analysis of a cause-effect diagram, and generate an integrity evaluation report through multidimensional data analysis and standardized format output.

The invention discloses a digital micro certificate capability authentication and storage system based on a block chain, and relates to the field of data security. Performing structure mapping comparison on the original structure feature data and the desensitization structure feature data to generate a structure mapping difference matrix; and based on a preset similar matching interval, judging whether the desensitization capability data keeps the structural consistency with the original capability data, if so, generating a verification success identifier, encoding the structural mapping difference matrix, generating structural abstract data, and if not, generating a verification success identifier. Combining the structure abstract data, the hash value of the obtained desensitization capability data, the user identity identification and the capability dimension identification to generate a credible evidence packet; authenticating a preset capability dimension of the user according to the credible evidence packet, and generating a digital micro certificate; and writing the credible evidence packet after Hash processing and the digital micro certificate into a block chain network to generate an authentication evidence storage record chain. If not, generating a verification failure identifier; and the credibility of the digital micro certificate is improved.

The embodiment of the application provides a kind of to cross subject data flow's storage system, it is related to distributed ledger technology field.The storage system includes application end and server, the server includes graph account module and sequencing engine module;The application end provides data flow service for transaction subject, and the record generated by data flow is transmitted to the server, the type of the record includes: unordered storage record and ordered storage record;The server judges the type of the record, calls the graph account module and stores the unordered storage record according to the random fragmentation method of graph structure, calls the sequencing engine module and stores the ordered storage record according to the hierarchical sequencing consensus method.The storage system for cross subject data flow provided in the embodiment of the application separates unordered storage and sequencing storage, realizes the high-performance storage of cross subject data flow scene.

The application belongs to the technical field of intellectual property transaction, and discloses an intellectual property transaction traceability method and system based on a blockchain and a smart contract; the method comprises the following steps: acquiring and storing intellectual property information uploaded by a user; performing encryption processing on the stored intellectual property information, and performing security protection in combination with access information of an access subject; selecting an optimal contract template and deploying the contract template to a corresponding blockchain transaction end; acquiring demand information of both a buyer and a seller, generating a matching satisfaction degree, and selecting an optimal buying and selling combination for transaction; acquiring key data of an entire process of intellectual property transaction, generating a traceability index, and performing traceability on the intellectual property transaction based on the traceability index. The application unifies various process data by using a blockchain decentralized storage record, avoids the occurrence of an information island, is convenient for traceability, and reconstructs data credibility from a storage layer by using a distributed consensus mechanism and an unalterable nature of the blockchain, thereby providing strong trust support for authenticity of intellectual property transaction traceability.