113 results about "File attribute" patented technology

Systems and methods for immutability assurance of backup data based on comprehensive threat detection. A method includes performing static and dynamic analysis of a process executing on a computing device, registering an operation of the process with a file on a storage communicatively coupled to the computing device, determining that the file in operation is a backup archive, collecting a context of the process, which includes at least a security context based on the static and dynamic analysis, and a backup archive context based on attributes of the backup archive, analyzing the process operation with the backup file using an access control machine-learning model that calculates an immutability rate based on the collected context, and granting or blocking the process access to the backup archived.

A method includes training a first machine learning model with a first dataset, to produce a first trained machine learning model to infer cybersecurity-oriented file properties and / or detect cybersecurity threats within a first domain. The first dataset includes labeled files associated with the first domain. The first trained machine learning model includes multiple layers, some of which are trainable. A second trained machine learning model is generated, via a transfer learning process, using (1) at least one trainable layer from the multiple trainable layers of the first trained machine learning model, and (2) a second dataset different from the first dataset. The second dataset includes labeled files associated with a second domain. The first domain has a different syntax, different semantics, and / or a different structure than that of the second domain. The second trained machine learning model (e.g., a deep neural network model) is then available for use in inferring cybersecurity-oriented properties of the file in the second domain and / or detecting cybersecurity threats in the second domain.

The invention belongs to the technical field of information processing, and discloses a file approval method and a related device, and the method comprises the steps: receiving a to-be-approved file submitted by an applicant, and extracting the preset file attribute information of the to-be-approved file; encrypting the to-be-approved file to obtain an encrypted to-be-approved file; generating an optimal approval path based on the approval path dynamic planning model in combination with preset file attribute information of the to-be-approved file; the approval path dynamic planning model is a pre-trained reinforcement learning model; transferring the encrypted to-be-approved file according to the optimal approval path, and distributing the to-be-approved file to the approval personnel of each approval level in the optimal approval path for approval until the approval personnel of all approval levels in the optimal approval path complete approval; according to the method, the reinforcement learning model is used as the dynamic approval path planning model, and the optimal approval path is accurately generated, so that the approval process can plan a reasonable circulation sequence according to the characteristics of the approval file, and the file approval efficiency is improved.

This invention discloses a method and apparatus for hierarchical file data storage, comprising recursively traversing the size and type attributes of all files, and prioritizing the migration of files to the target layer of the file system based on the file attribute type. This hierarchical file data storage method calculates the migration score for each file by comprehensively considering file access frequency, the previous migration score, and an adjustment coefficient. The adjustment system adjusts the file based on its size and type attributes. This method of calculating migration scores has a wider range of applications, resulting in more reasonable and accurate file migration, while also improving the access performance of the hierarchical file system storage system. When migrating across file system layers, this method maintains a unified business IO access path for files, eliminating the need to create linked inodes to redirect to the migrated file path, thereby reducing resource consumption, minimizing IO amplification during file read / write operations, and reducing system complexity.

The invention provides a drawing coordinate conversion method and device, equipment and a storage medium, and the method comprises the steps: building a user-defined coordinate system, and determining a first coordinate conversion relation from a PDF coordinate system to the user-defined coordinate system according to the coordinate range of the user-defined coordinate system and the PDF page size specification; in the process of exporting the DWG drawing as the PDF drawing, obtaining coordinate data of a bounding box of the DWG drawing in a DWG coordinate system and a PDF coordinate system, and storing the coordinate data of the bounding box into file attributes of the PDF drawing; and according to the first coordinate conversion relation and the coordinate data of the bounding box, performing bidirectional conversion on the coordinates in the PDF drawing to obtain corresponding coordinates of the coordinates in the PDF drawing in the custom coordinate system and the DWG coordinate system. According to the method, the DWG coordinate association information is reserved in the PDF file, accurate conversion between the PDF drawing and the DWG coordinate system and between the PDF drawing and the user-defined coordinate system is achieved, and the problem that coordinate information is lost after drawing format conversion is solved.

This invention relates to the field of data processing and discloses a database log archiving method, apparatus, device, and medium, comprising: identifying a target redo log file to be archived from the database; creating a preliminary redo log file with the same attributes as the target redo log file and empty content within the same logical disk as the target redo log file; moving the target redo log file to a preset archiving directory located within the same logical disk via MV operations; changing the filename and storage path of the preliminary redo log file to the original filename and storage path of the target redo log file via MV operations; and mounting the revised preliminary redo log file to the database. This invention solves the problems of high I / O consumption and low archiving efficiency in existing database log archiving technologies.

The present application provides a file parsing method, apparatus, electronic device, and storage medium, including: (A) determining a target Office file, where the target Office file is an Office file operated in real time on a terminal device; (B) determining a target file type of an Office file to be parsed at a current layer; (C) obtaining a file directory of the Office file to be parsed according to a file directory parsing logic corresponding to the target file type; (D) outputting file attribute information and file content of the Office file to be parsed based on the file directory; (E) determining whether there is a nested file in the Office file to be parsed based on the file directory; and (F) if there is a nested file in the Office file to be parsed, obtaining the nested file and treating the nested file as the Office file to be parsed, so as to return to execution of step (B).

This invention belongs to the field of printing service technology and discloses a method for accurate printing service recommendation based on multi-dimensional user behavior data. The method includes: constructing user profile tags and parsing file attribute data; obtaining the user's historical printing order information and quantifying preference features; generating final scene tags based on multi-dimensional scene data; filtering feasible basic printing parameters according to the file attribute data, final scene tags, and a preset business rule base; expanding and generating N candidate solutions based on feasible basic printing parameters and the preference features; determining the utility value of each candidate solution through utility function calculation; determining the recommended solution based on the utility value; generating presentation content based on the recommended solution and the decomposition result of the utility function and pushing it to the user; and generating a revised recommended solution based on the feedback information. This invention achieves highly personalized and accurate recommendations, improving user experience.

A method and system for leveraging file-system metadata for direct to cloud object storage optimization. Under cloud object storage architecture, any unstructured data may be managed and stored in the cloud as objects. Objects thus provide an elastic, scalable format through which unstructured data may be maintained for a variety of purposes, including those directed to data backup, archiving, and / or disaster recovery. Cloud object storage, however, tends to be costly—mainly stemming from factors, such as the frequency of read and write operations (also referred to as runtime costs) applied to, as well as the allocation of disk space (also referred to as storage costs) consumed by, any number of objects configured to store file backup copies. In addressing at least the aforementioned, embodiments disclosed herein optimize cloud object storage utilization through the intelligent grouping and object storing of data based on file attribute similarities.

The invention relates to a transmission method, device and equipment for a generic online batch interface. Comprising the following steps: after a consumer inputs object list data, requesting a service party to obtain a batch number; serializing the object list data into an object list file; requesting the service party by carrying the batch number and the attribute information of the object list file, so that the service party deserializes the object list file corresponding to the attribute information of the object list file to obtain object list data, executes the batch processing service of the object list data, and serializes the result data into a result file of the batch number; and monitoring a result file of the batch number, and deserializing the result file to obtain result data. According to the method, the problems that in a traditional online batch interface design, a consumer and a service party need to appoint a file analysis format to achieve file content analysis for service processing, so that the access development cost is high, the formats of input parameter files of different service logics are inconsistent, and sharing and multiplexing cannot be achieved are solved.

The invention discloses a containerized multi-instance management method and related equipment, and relates to the technical field of computer virtualization, and the method comprises the following steps: obtaining hardware architecture information of a host system and configuration parameters of a containerized engine; based on the hardware architecture information and the configuration parameters, deploying a containerized engine to support operation of a plurality of Android instances on a single chip, each Android instance being configured with an independent data storage directory and an attribute file, the attribute file being used for covering Android system attributes; based on a preset network mode type, a network resource allocation strategy of each Android instance is determined, and the network mode type comprises a shared network mode or an independent network mode; and in response to the instance management instruction, carrying out life cycle operation on the Android instance so as to realize resource isolation and independent operation of multiple instances.

The application discloses a distributed storage node load prediction dynamic scheduling method and system, and relates to the technical field of data processing; the method comprises the following steps: real-time statistics of disk data of each storage node is carried out, and a file attribute table is constructed; the file attribute table is split according to directory groups, a plurality of directory groups are obtained, and data subsets of the directory groups are formed; based on the data subsets of the directory groups and pre-labeled file sample data, a local anomaly detection model of each directory group is constructed; the local anomaly detection model is applied to file data of each directory group, anomaly determination is carried out, and a candidate false file list is obtained; the candidate false file list is calibrated, and a false occupied file list is obtained; the application improves the accuracy of false occupied file identification, ensures that cleaning tasks do not affect normal operation of business through dynamic scheduling, and improves storage resource utilization and system operation stability.

The application discloses a storage control method and device. The method comprises the following steps: obtaining file information of a target file in response to obtaining a write operation of the target file; determining a target storage block matched with the file information from a target storage area based on the file information, wherein the target storage area is an area configured with storage blocks with different storage capacities, and the target storage area belongs to a target storage device or a target cache; and controlling the target storage device to perform a write operation of writing the target file into a target block, wherein the target block comprises the target storage block or a storage area having a target correlation relationship with the target storage block. The application can effectively manage storage resources according to file attributes, and can optimize the use of storage space by matching file information and storage blocks. In addition, quick positioning and allocation of storage blocks can reduce the delay of write operations.

The invention relates to a data processing method and device, electronic equipment, a storage medium and a program product. The data processing method comprises the steps of responding to a data operation request for a storage system, and obtaining operation parameter information from the data operation request; if the obtained operation parameter information contains operation parameters required for executing data operation on the target file, storing the operation parameter information into metadata of the target file; and executing data operation on the target file based on the data operation request to obtain updated file attribute content, and updating the file attribute content in the metadata of the target file based on the updated file attribute content. The metadata of the target file in the storage system can be perfected.

Apparatus and methods for quantum-computing based file remediation are provided. A quantum file remediation program on a computer system with a standard processor and an “N”-qubit processor may receive a network file. When a file attribute score determined on the standard processor deviates by more than a predetermined amount from a baseline score, the program may initialize a quantum circuit. A deep learning framework using a quantum generative adversarial network (QGAN) may run on the quantum circuit and generate a remediated file. When the QGAN session ends, the quantum circuit may be collapsed and the original network file may be replaced by the remediated file.

The application discloses a data processing method and device, a storage medium and an electronic device. The application obtains at least one scanning task submitted by a user for a target file, wherein the scanning task includes a scanning task regular expression and a to-be-scanned file attribute type, performs pre-aggregation processing on the scanning task according to the to-be-scanned file attribute type, obtains at least one pre-aggregation task, performs aggregation processing on the pre-aggregation task based on the corresponding scanning task regular expression in the pre-aggregation task, obtains an aggregation regular expression corresponding to each pre-aggregation task, generates a target aggregation task based on the aggregation regular expression, and performs data scanning on the target file based on the target aggregation task to obtain target data matched with each scanning task. Therefore, the application can combine the regular expressions in the scanning task into an aggregation regular expression for matching, so that multiple regular expressions can be matched by performing scanning only once, and the scanning efficiency can be significantly improved.

This invention discloses a data synchronization method and related components for a distributed file system, relating to the field of data replication. The method includes acquiring a file replication packet sent by the master end, wherein the file replication packet includes the file content and metadata information of files under each inode of the distributed file system. Then, each file content is copied to a corresponding copy file on the slave end. Furthermore, the basic attributes of the copied files are set to the metadata information corresponding to the file content stored within the copied files. Therefore, this application, when synchronizing files from the master end to the slave end, not only copies the file content but also the file attributes, i.e., the metadata information. Thus, there is no need to manually set file attributes for the copied files on the slave end, improving the reliability and efficiency of data replication.

The invention discloses a file processing method and device and a program product. Relates to the field of financial science and technology, and the method comprises the steps: generating a data encryption key under the condition that a to-be-encrypted file of a first object is received, and the first object comprises an object for creating the to-be-encrypted file; the file attribute of the to-be-encrypted file and the object attribute of the first object are obtained, and the object attribute comprises at least one of a department to which the first object belongs in the financial institution and a post in the financial institution; determining a key encryption key based on the file attribute and the object attribute of the first object; the to-be-encrypted file is encrypted based on the data encryption key and the key encryption key to obtain a target encryption result, and the target encryption result comprises the encrypted file. Through the file processing method and device, the problem of file processing caused by the fact that the file is encrypted by adopting a static key in an enterprise and the static key is independently managed by an encryptor in the related technology is solved.

The application provides a file attribute management method and related device. In the method, the electronic device can receive the input of the user and identify the demand of the user. The electronic device can extract the key information in the user input, which can include the file range required by the user, the file attribute required by the user, etc. The electronic device can filter the files based on the file range, and filter out the applicable files according to the demand of the user. Then, the electronic device can browse the related information of the filtered applicable files, and extract the attribute value of the applicable files. Finally, the electronic device can display the extracted attribute value to the user, and support the user to make further processing on the attribute value, such as sorting, filtering, operation, etc. In this way, the efficiency of the user to extract the files can be improved, the user can extract more information from the files, and the target file can be located faster or the wrong folder can be excluded.

The application discloses a file anti-leakage and traceability evidence system based on a digital label, and relates to the technical field of computer security. The system comprises a terminal agent unit and a behavior audit center, the terminal agent unit is connected with the behavior audit center through a network to complete information interaction, the terminal agent unit is arranged on each terminal computer in a local area network, and through label embedding, label verification, behavior audit and access control on intranet files, fine-grained access control and behavior audit of the intranet files based on label attributes are realized; the behavior audit center is arranged on a local area network background server, receives file attributes and label information reported by the terminal agent unit, realizes intranet file asset presentation, digital label management, security policy management and behavior log audit, realizes comprehensive presentation of file behavior situation and threat prediction based on artificial intelligence technology, and realizes automatic threat disposal according to preset security policies.

The application relates to an application binary file standardization processing method and system, and the method comprises the following steps: establishing an application binary file standard library according to a system specification system file; obtaining a list of application binary files to be processed, identifying an application category according to a file attribute, and extracting a corresponding checking strategy; performing standard checking on the file according to the checking strategy; determining, by a user, whether to perform standardization processing on a non-standard list; packaging the processed application binary file to obtain a deb application package; recording process log information and test results, and archiving the deb application package. According to the application, a corresponding standard library is established according to a software and hardware specification system file, checking rules are automatically identified and extracted, standardization checking and processing of the binary file are completed, and a standard deb package is automatically generated. According to the application, a binary file standard library can be established according to core specifications which independently affect the compatibility of an operating system, the checking efficiency is improved, and the standardization and compatibility of the application on the operating system are ensured.

A storage device of the present disclosure includes a memory device configured to store a plurality of address maps indicating a mapping relationship between a logical address and a physical address, and a memory controller configured to, when the storage device is in a power on state from a power off state, determine a priority rank of each of the plurality of address maps based on file attribute information received from a host and sequentially load the plurality of address maps according to the priority rank.

Embodiments of the present application disclose a file playing method and device, electronic equipment, storage medium and product, and relate to the technical field of mobile Internet. The method comprises: selecting at least two file attribute information according to a target selection mode, and generating a corresponding current file attribute information group; pre-downloading and playing a to-be-played file corresponding to the current file attribute information group; in response to a file deletion operation, deleting the to-be-played file corresponding to the current file attribute information group, and taking a next file attribute information group as the current file attribute information group. The embodiments of the present application can solve the problem of unable to download or memory overflow caused by insufficient storage or memory space, realize grouped downloading of to-be-played files, save a large amount of memory resources and network resources, and make the running more stable.

The invention discloses a data backup method, system and device, a medium and a product, and the method comprises the steps: calculating the file importance degree of each to-be-backed-up file according to a historical file use behavior mode of a target user, a device environment parameter and the file attribute of the to-be-backed-up file; inputting the file importance into a pre-constructed backup strategy optimization model; optimization objectives of the strategy optimization model include maximization of backup decision utility and minimization of resource overhead, and the backup decision utility is obtained through calculation of file importance; solving the backup strategy optimization model through an improved genetic algorithm to obtain an optimal backup strategy of each file to be backed up; the crossover operation of the improved genetic algorithm is guided by a crossover mask generated by using a behavior pattern based on historical files. By the adoption of the data backup method and device, the optimal backup strategy meeting the actual requirement of the user and the use scene can be generated, the problem that traditional data backup lacks flexibility is solved, and the reliability and cost effectiveness of data backup are remarkably improved.

The invention provides a method and a device for uploading a file. The method comprises the following steps: acquiring file attributes of the file based on a file uploading request; if the file attributes are not stored in the file attribute material library of the cloud, storing the file attributes in the file attribute material library, storing the files in the file material library, and creating corresponding records in the MD5 code material library; and when file attributes are stored in the file attribute material library, obtaining a target path, and if a file exists in the target path of the cloud, but the file corresponding to the MD5 code corresponding to the target path is not subjected to hard linking to the target path, performing hard linking on the file corresponding to the MD5 code to the target path. And in combination with the material library of the primary account level, efficient duplicate removal is realized, and the uploading efficiency is remarkably improved. The MD5 check code is used for carrying out secondary duplicate removal on the file, so that repeated uploading and coverage caused by file attribute difference are avoided, the rendering problem is reduced, the integrity of file content and the rendering stability are guaranteed, and meanwhile, the file sharing and storage efficiency is optimized.

The application belongs to the technical field of privacy protection, and provides a DID-based authorized private information retrieval method, which comprises the following steps: a receiver and a possessor register to generate a DID and a DID document and upload them to a blockchain; the possessor encrypts a file through a symmetric key to obtain ciphertext and uploads the ciphertext to a database server; the receiver sends file information to the possessor; the possessor signs file attribute information of the corresponding file to obtain a signature value, encapsulates the signature value and the DID of the possessor into a verifiable credential, and sends the verifiable credential to the receiver; the receiver analyzes the verifiable credential to obtain the signature value, and then performs an OSBE protocol on the signature value among the receiver, the database server and the possessor; the receiver obtains the symmetric key, the database server sends the ciphertext to the receiver, and the receiver decrypts the ciphertext through the symmetric key to obtain the file. The application not only meets the query privacy requirement, but also provides a data retrieval scheme in which access control and data subject authorization mechanism are unified.

The application discloses a file attribute adding method, a computing device and a storage medium. The method is executed in an operating system of the computing device, and comprises the following steps: receiving a request of adding a custom attribute to a file by calling a setting custom attribute interface by a client, and writing the custom attribute to a disk through a virtual file system; and receiving a request of acquiring the custom attribute of the file by calling an acquiring custom attribute interface by the client, acquiring the custom attribute of the file from the disk through the virtual file system, and returning the custom attribute to the client. The file attribute adding method can realize custom classification and management of the file by adding the custom attribute to the file.

Embodiments of the present invention provide a system for segmenting and controlling transmission of data in computing networks. The system is configured for identifying initiation of transmission of a data file from a first storage container to a second storage container via a first network path, wherein the first network path comprises one or more network nodes, in response to identifying initiation of the transmission of the data file, generating a data tag for the data file, wherein the data tag is generated based on one or more file attributes, embedding the data tag into the data file, and allowing the transmission of the data file comprising the data tag, via the first network path and the one or more network nodes.

The invention discloses a data migration method and device, a storage medium and electronic equipment, and relates to the technical field of data processing.The method comprises the steps that state information of different storage layers of the storage equipment is determined; the state information at least comprises the file average temperature of the storage layer and the storage cost of the storage layer; under the condition that the access frequency or size of a target file is changed, taking the state information of different storage layers as input, and outputting a file storage strategy through a decision model taking response cost and storage cost variation as optimization targets; the file storage strategy is used for indicating whether a target file executes migration operation or not, and indicating a target storage layer corresponding to the migration operation under the condition that the file storage strategy indicates that the migration operation is executed. According to the method, the storage strategy can be dynamically adapted through the decision model according to the storage layer state and the target file attribute change, the response and storage cost is balanced, the storage resource utilization rate is improved, and the total ownership cost is reduced.

The invention belongs to the technical field of privacy protection, and provides a DID-based authorizable private information retrieval method, which comprises the following steps: a receiver and an owning party register to generate a DID and a DID document and upload the DID and the DID document to a block chain, the owning party encrypts the document through a symmetric key to obtain a ciphertext and uploads the ciphertext to a database server, the receiver sends the file information to the owning party, and the owning party sends the file information to the database server. The owner signs the file attribute information of the corresponding file to obtain a signature value, packages the signature value and the DID of the owner into a verifiable voucher, sends the verifiable voucher to the receiver, analyzes the verifiable voucher to obtain a signature value, then executes an OSBE protocol on the signature value among the receiver, the database server and the owner, the receiver obtains a symmetric key, and sends the symmetric key to the database server. And the database server sends the ciphertext to a receiver, and the receiver decrypts the ciphertext through the symmetric key to obtain the file. According to the method, the query privacy requirement is met, and a data retrieval scheme in which access control and a data subject authorization mechanism are unified is provided.