698 results about "File transmission" patented technology

The invention relates to the technical field of distributed file processing, in particular to a distributed file processing method and system, and the method comprises the following steps: based on a task distribution node and a data exchange interface, extracting path characteristics of a task input / output file, analyzing a file exchange sequence of a task path, and calculating a topological structure and length of the path. According to the method, the flexibility and the adaptability of task allocation are realized by combining task state monitoring and real-time adjustment of dependent path weights and task priority marks, resource allocation and a short-time task sequence are optimized by utilizing request frequency and time period records, high-frequency request resource conflicts are effectively relieved, the resource allocation efficiency is improved, and the resource allocation efficiency is improved. Through node historical resource distribution data and time distribution trend analysis, task distribution is adjusted and resource loads are balanced in combination with differences, the stability and balance of the system are enhanced, a file transmission path is optimized based on a load state and a task execution path, and a concurrent task distribution strategy is improved.

A real-time anomaly detection system for high-volume managed file transfers (MFT), consisting of: a secure, hardware-accelerated monitoring unit configured to interface with a managed file transfer server and intercept file transfer session data at wire-speed; a metadata extraction engine embedded in the hardware-accelerated unit, the metadata extraction engine configured to analyze protocol-specific session attributes, including, but not limited to, file size, transfer duration, encryption status, source and destination endpoints, transfer frequency, and payload entropy; a contextual AI inference engine communicatively coupled to the metadata extraction engine, the AI inference engine comprising a deep learning model trained on labeled historical MFT activity logs to detect contextual deviations from normative behavior; a federated learning architecture with a plurality of edge nodes, each hosting a local anomaly detection model trained on localized transmission metadata and configured to synchronize with a central aggregator using differentially private gradient updates; an Explainable AI (XAI) subsystem integrated into and configured to generate human-readable anomaly justifications, feature importance maps, and threat categorization labels; and a policy orchestration module configured to dynamically execute pre-configured or AI-based security responses, where the security responses include selective session termination, quarantining of transferred files, generation of alerts, or redirection of MFT workflows.

The invention provides a file high-speed transmission method based on multi-link aggregation, and solves the problems of low transmission efficiency and insufficient stability of a traditional single link. The method comprises the following steps: detecting network link performance parameters, and screening available links; according to the number of links, the average bandwidth and # imgabs0 # limitation, dynamically segmenting a large file into adaptive data blocks, numbering the data blocks, and adding information such as a position to a head; an improved dynamic load balancing algorithm is adopted, link quality (including bandwidth utilization rate, delay, packet loss rate, stability and dynamic adjustment of weight along with a network environment) and data block priority (distinguished according to types and sizes and the weight is adjusted according to file characteristics) are synthesized, data blocks are distributed to different links for parallel transmission, and pre-distribution verification ensures link load safety; and recombining the data blocks by the receiving end according to the numbers to realize file recovery. The system significantly improves the transmission efficiency through multi-link aggregation and dynamic strategy adjustment.

The invention discloses a file fragment encryption transmission method and device based on a B / S architecture, and belongs to the field of information security. The problem of systematic contradiction among file transmission efficiency, safety and reliability is solved. The method comprises the following steps: determining a fragmentation threshold value, and carrying out self-adaptive fragmentation processing on an original file; respectively performing RSA public key encryption and AES random key secondary encryption on each fragment file to generate a double-encrypted file; writing the SHA-3 hash value of each fragment file and the timestamp information into a block chain network to generate a non-tampering meta-file; a multiplexing transmission channel is established, a meta-file and an encrypted file set are downloaded at the same time, and each fragment adopts an independent transmission thread; verifying the consistency of the Hash value of the downloaded file and the blockchain evidence, and executing an exponential backoff retransmission strategy on the fragments which fail in verification; and performing streaming decryption recombination on the verified fragments to generate a temporary file with a digital watermark. The method is mainly used in data transmission field.

A method of data transfer between storage systems includes determining to transfer a dataset stored at a first storage system to a second storage system and invoking an operation to retrieve, for portions of the dataset having a size less than a threshold size, an identifier, metadata, and data stored in the portions of the dataset. The method further includes transmitting the identifiers, the metadata, and the data for the portions of the dataset having a size less than the threshold size to the second storage system.

The invention provides a distributed compiling method and device, electronic equipment and a storage medium, and belongs to the technical field of data processing.The method comprises the steps that a source code file is sent to a server side to be compiled and assembled, a compiling result returned by the server side is obtained, and the compiling result comprises information of a compiled target file; based on the compiling result, a corresponding pseudo file is created, and the pseudo file comprises a rebuilding method of the compiling result file; after pseudo files corresponding to all the compiling results are obtained, a link command is sent to a server side, and the link command indicates the server side to conduct file link operation on all the target files; and receiving the executable file returned by the server. According to the method and the device, the intermediate file is prevented from being copied for multiple times between the client and the server, so that the network load required by file transmission is reduced, and the distributed compiling efficiency is improved.

An apparatus for generation of an integrated data file, wherein the apparatus includes at least a processor and a memory communicatively connected to the at least a processor, the memory containing instructions configuring the at least a processor to receive content data from a user, receive preference data from the user as a function of receipt of the content data, create a plurality of templates as a function of the preference data and the content data, receive user feedback associated with the plurality of templates, generate one or more updated templates as function of the user feedback and the plurality of templates, generate an integrated data file as a function of one or more updated templates and transmit the integrated data file to one or more content producers.

The invention provides a data transmission method, device and equipment and a readable storage medium, and the method comprises the steps: obtaining the file attribute information of a to-be-transmitted file, and enabling fragmentation transmission if the file attribute information meets a preset condition; hardware resource information is obtained, configuration information of fragment transmission is configured according to the hardware resource information, and the configuration information at least comprises the fragment size; executing the fragmentation transmission according to the configuration information of the fragmentation transmission; the file to be transmitted is a file to be sent by the opposite terminal equipment and / or a file to be acquired by the opposite terminal equipment, and the fragment transmission comprises fragment receiving of the file from the opposite terminal equipment and / or fragment sending of the file to the opposite terminal equipment. Through the technical scheme of the specification, the size of the fragment is dynamically adjusted, the transmission efficiency of the large file is optimized, the memory pressure is reduced, the network retry cost is reduced, and the object storage service performance is improved.

The invention relates to a cloud environment-oriented data stealing evidence chain generation method and system, and the method comprises the following steps: collecting file transmission operation records of a cloud virtual machine, and judging whether a file corresponding to each file transmission operation record is a sensitive file or not according to a preset rule; extracting all behavior characteristics in the transmission process of the sensitive file based on the file transmission operation record of the sensitive file, and constructing a behavior characteristic set; constructing a dynamic risk assessment model, and assessing a malicious stealing risk score of a current sensitive file transmission operation record based on the behavior feature set of the sensitive file through the dynamic risk assessment model; and if the malicious stealing risk score is greater than a preset malicious stealing risk score threshold, extracting operation features in the file transmission operation record according to a time sequence to construct an operation feature time sequence, and constructing a malicious stealing evidence chain based on the operation feature time sequence.

The invention relates to the technical field of data security protection, in particular to a project supervision file anti-leakage method and system, and the method comprises the steps: encrypting a file through a CP-ABE encryption technology, binding an access control attribute, dynamically adjusting the authority and a secret key according to the project progress, and guaranteeing the precise control of file access. An invisible watermark is embedded before file transmission, a target platform is judged, and if the target platform is an uncontrolled platform, a security sandbox is created for decryption, so that transmission security is guaranteed. Meanwhile, an operation log is recorded and stored in the block chain, abnormal behaviors are detected through the knowledge graph, file tracing is achieved in combination with watermarks, and the audit tracing ability is enhanced. And when the destroying condition is met, the system automatically destroys the file and cancels the decryption key, so that the leakage risk is eliminated. According to the invention, file leakage is effectively prevented, file security management and access tracking are realized, and the security, access control accuracy and auditing traceability of project supervision files are improved.

The invention discloses a file management method, system and device, a storage medium and a program product, and relates to the technical field of information security, and the method comprises the steps: receiving and safely processing a file viewing request of a user through an SASE system, forwarding the file viewing request to a cloud desktop system through a preset security protocol, and achieving fine-grained security control and efficient management. The processed file viewing request sent by the SASE system is received through the cloud desktop system, the processed file viewing request is responded through the virtual desktop infrastructure VDI client, the corresponding file is inquired, it is ensured that the file is only viewed in a production network and does not fall to an office network, and data security is improved. According to the scheme, SASE and cloud desktop technologies are fused, a zero-trust access strategy is executed, and the whole-process safety of file transmission and use is guaranteed.

The invention discloses a secure sharing exchange method and system based on double unidirectional optical shutters. The method comprises the following steps: respectively deploying a sharing exchange service in two networks isolated by optical gates, and registering interface information of business applications needing cross-optical-gate interaction on the sharing exchange services; each network comprises a database which is used for storing registration information, a transmission record, a transmitted application name, a transmission state, transmission time, transmission content and a return result; through an application registration step and a unique interface name of the whole domain, on the basis of not leaking an IP and a port to different security network domains, service application cross-optical-shutter file transmission and HTTP parameter request are realized based on a TCP / IP protocol, and the invasiveness to a service application code is reduced; according to the invention, monitoring of data transmission is realized in a transmission process; and after the transmission is completed, the receiving side returns the transmitted application name, the transmission parameter or the file name and the sending time to the transmission initiating side to form a transmission closed loop.

The invention relates to the technical field of online communication, in particular to a multi-network-type intercommunication online communication system which comprises a management information large area, when the system is used, resources in an intranet are mapped to an extranet through an Nginx proxy server, so that remote access of the resources is achieved, and the management information large area is expanded. Data forwarding and load balancing are carried out among different servers by using the Nginx proxy server, the efficiency and stability of data transmission are improved, data can be simultaneously sent and received between two network nodes by using an mqtt protocol, the efficiency and reliability of data interaction are improved, and the data transmission efficiency and reliability are improved. The method is beneficial to providing real-time message transmission and multi-terminal data sharing synchronization of applications such as communication exchange and file storage across two network types, is beneficial to solving the problem that a user cannot perform direct communication exchange and file transmission due to network boundary limitation, crosses regional limitation and time limitation, is beneficial to realizing flexible office, and is convenient to use. The production efficiency is improved.

According to the internal network and external network synchronous transmission method and system based on the TCP provided by the invention, file type detection and file title detection are realized at a server side, compliance screening is carried out on file contents before a transmission link, and sensitive files are prevented from entering a transmission link; after the detection is passed, segmented transmission is carried out by adopting a preset fragmentation rule, and breakpoint resume is executed by utilizing a fragmentation index when the transmission is interrupted, so that the stability and the efficiency of large file transmission are remarkably improved; furthermore, the server pushes the downloading notice to the extranet client through the TCP after receiving the auditing result of the intranet client with the auditing authority, so that the file is ensured to be subjected to the auditing link before being transmitted to the extranet, and the unification of high safety, controllability and high efficiency is realized.

Upon receiving a usage request that includes a file identifier and a version identifier from a user terminal 20, a control server 10 transmits a file request that is based on the usage request to a file management system, and transmits a permission information request that is based on the usage request to a distributed ledger system. Upon receiving the file request, the file management system acquires the file that corresponds to the combination of the file identifier and the version identifier and transmits the file to the control server 10. Upon receiving the permission information request, the distributed ledger system acquires permission information that corresponds to the combination of the file identifier and the version identifier from a distributed ledger, and transmits the permission information to the control server 10. The control server 10 transmits the file to the user terminal 20 if the user of the user terminal has viewing permission based on the permission information.

The invention discloses a cross-network file ferrying system, and relates to the technical field of file transmission, a user side end is set to obtain a target file selected and uploaded by a target user, a cross-network file transmission module is set to execute a pre-processing operation on the target file to obtain a pre-processed file, and then a grouping operation is executed on the pre-processed file; after the grouping operation is completed, executing an addition operation of a binary algorithm on two adjacent groups of block arrays, recording carry bits in the execution of the addition operation, and determining the execution carry type of each block array according to the characteristic whether the numerical value of the carry bits is continuous or not and whether the carry bits exist or not; according to the method and the device, the block array is selected, then the carry state sequence and the reverse array of the block array are determined according to the execution carry type, and the target file is encrypted in this way, so that on one hand, encryption and decryption of data obtained after encryption depend on data characteristics of the file and get rid of key dependence, and the risk of key loss is avoided; and safer cross-network file transmission is realized.

A method of delivering audiovisual content to a viewer includes monitoring a viewer activity, prompting viewer to determine intent upon the occurrence of a pre-specified event, identifying content for delivery based on a response from the viewer and selectively delivering the content to the viewer, wherein the delivery is via a broadband connection during a non-peak data traffic time.

A computer-implemented method for managing a computing infrastructure with at least one self-encrypting disk connected to a customer network, involves accessing instructions that orchestrate compute resources and include modules for server management, key management, file transfer, and IPMI. The server management module receives requests from the orchestrator to start nodes and reconfigure hosts, boots hosts over provisioning networks, downloads images, and unlocks self-encrypting disks using passwords stored in the key management system. The method also includes soft rebooting hosts and removing their configuration to switch them back to customer networks.

The invention discloses an electronic bidding file encryption transmission system and method and a storage medium, and the method comprises the steps: dividing an electronic bidding file of a transmitting end into a plurality of data blocks, and distributing a unique identifier for each data block; generating a permutation table and a round key sequence according to the session key and the data block identifier; multiple rounds of dynamic obfuscation operation are executed on the data block, each round of operation comprises bit operation based on a round key sequence and byte position rearrangement based on a replacement table, and an obfuscated data block is obtained; generating an authentication label for the confusion data block, binding the authentication label with the timestamp, the block identifier, the session identifier and the confusion data block, and sending the binding result to a receiving end; and the receiving end performs reverse decryption operation on the confused data block based on multiple rounds of dynamic confusion operation to obtain decrypted data, and verifies the decrypted data according to the authentication tag and the timestamp. The invention relates to the technical field of electronic information security, and solves the technical problem that in the prior art, an electronic bidding file is easily subjected to data tampering and replay attacks in the transmission process.

A host system is configured to upload data files to a cloud system and provide another layer of security to the access controls provided by the cloud system. The host system includes a communication interface for communicating with a storage device and a network interface for communicating with a the cloud system. The host system includes a processors configured to obtain a 2D barcode based on an identifier of the storage device and a network address of an authorizing device associated with an owner of the storage device. The processor is further configured to, responsive to a request to upload a data file to the cloud system, embed the 2D barcode into the data file (the 2D barcode configured to cause a client device attempting to access the data file to send an access request to the authorizing device) and transmit the data file to the cloud system.

The invention relates to the field of data transmission, and discloses a file transmission method and device, electronic equipment and a storage medium, and the method comprises the steps: receiving an uploading request for a target file, and segmenting the target file into a preset number of sub-files according to the uploading request; selecting a target service node from the server, and allocating a corresponding target service node to each sub-file; creating uploading channels, and transmitting the corresponding sub-file to the corresponding target service node for storage by using each uploading channel; and generating a metadata file of the target file according to the first attribute information of the target file and the second attribute information of each sub-file, and storing the metadata file in a server for use when the target file is downloaded. According to the file transmission method disclosed by the invention, the file can be directly transmitted by utilizing the webpage of the browser without depending on the client application of the network disk, the file transmission efficiency can be improved, and the integrity and security of the data are also improved.

The invention discloses a mirror image file transmission method and device, electronic equipment and a storage medium, and relates to the technical field of computers. According to the method, the difference comparison algorithm is preferably utilized to acquire the difference data blocks for uploading or downloading of the mirror image file, so that the data transmission quantity is reduced, the bandwidth occupation is reduced, the network state parameters are monitored in real time during data transmission, and the bandwidth requirement is predicted by adopting a mixed time sequence prediction mode according to the network state parameters, so that the data transmission efficiency is improved. And through the decision tree, the distribution action is optimized, the size of a transmission window and the sending rate of a data packet are dynamically adjusted, the transmission rate is improved, the transmission state of each data block is recorded during data transmission, a heartbeat packet is periodically sent to detect the connection state, reconnection is started after disconnection is detected, and transmission is continued from an interruption point after successful reconnection. And the integrity of the data is verified after the data block transmission is completed, so that the fault tolerance is improved.

The invention provides a file transmission verification method, a file transmission system, electronic equipment and a storage medium, and relates to the technical field of information. The method comprises the following steps that: client equipment stores data in a memory into a local disk to generate a plurality of original files, and sends a target compressed file to server equipment through an FTP (File Transfer Protocol) channel; if the server device receives the target compressed file, sending a receiving completion instruction to the client device; the client device responds to the receiving completion instruction and generates a client uploading check code according to the target compressed file; and the server device generates a server upload check code, determines whether the server upload check code is the same as the client upload check code, and sends an upload check success indication to the client device if the server upload check code is the same as the client upload check code. On the basis of being compatible with the existing FTP server, the file integrity is automatically checked by using the check code mechanism, so that the reliability of file transmission is ensured, and the transmission efficiency and the data security are also improved.

The invention discloses a data storage and cache optimization method and system based on Alluxio, and the method comprises the steps: obtaining a to-be-written file, and calculating the priority of the file according to the four attributes of the to-be-written file; the four attributes of the file to be written comprise file access frequency, file capacity, file importance level and file freshness; according to a file transmission strategy corresponding to the file priority, storing the file to be written into an Alluxio cache and a bottom storage; obtaining data to be read, judging whether the data to be read is in the cache or not, and if yes, returning the data in the cache to the user; if not, returning the data in the bottom layer storage to the user; and according to the association rule, performing prefetching operation on the to-be-read data and the data blocks associated with the to-be-read data, and if the cache utilization rate exceeds a set threshold value, executing cache replacement operation.

The invention relates to the technical field of natural languages, in particular to an intelligent file transmission assistant system and method based on a large model, and the system comprises an intention analysis module, a file retrieval module, a user interaction confirmation module and a file transmission module. The method has the beneficial effects that the model improves the efficiency and accuracy in file transmission, expands the actual application field of a large model, and aims to convert spoken file transmission instructions of users into more accurate and standard information. The intelligent file transmission is more efficient, and the interaction capability is improved.

The invention relates to a method for supporting secure transmission and verification of large data files in a cloud environment, and belongs to the technical field of file transmission. The method comprises the steps of a preparation stage, file fragmentation encryption, confusion processing, file uploading and downloading, file decryption and combination and the like. The method is characterized in that a file is divided into a plurality of file fragments, each fragment is symmetrically encrypted to generate file fragment metadata, then confusion fragments and encrypted file fragments are uploaded to a cloud server at the same time, and due to the fact that the encrypted file fragments lose sequence information, the sequence information is encrypted and then stored, and the file fragments are stored in the cloud server. The user needs to access and read; and hiding the sequence information of the file fragments in the graph, obtaining the sequence information by using an algorithm, and finally carrying out file merging, so that the secure transmission of the file is completed. According to the method, under the condition of distributed deployment, the transmission efficiency can be improved, the file transmission safety can be improved, and safe transmission of file data is achieved.

The invention provides an FTP file restoration method and device and electronic equipment, and relates to the technical field of network security, and the method comprises the steps: receiving a file transfer protocol FTP data connection message; whether FTP control connection associated with an internet protocol IP of the FTP data connection message exists in a first application gateway ALG cache or not is inquired, and the first ALG cache is used for storing the association relationship between the IP and the received FTP control connection; if the FTP control connection associated with the IP exists in the first ALG cache, the FTP data connection message is cached; and associating the cached FTP data connection message with the received control connection to obtain a restored FTP file. By introducing the first ALG cache, the FTP control connection is searched through the IP when the FTP data connection is established, the FTP data connection message is cached, FTP data connection restoration is completed, and the FTP file restoration accuracy can be improved.

The invention discloses a file fragment transmission method and device and a program product. The method comprises the following steps: acquiring a current network bandwidth, and determining the size of a fragment based on the current network bandwidth; the file to be transmitted is fragmented based on the fragmentation size to obtain a target fragmented file, the target fragmented file comprises one of N fragmented files obtained by fragmenting the file to be transmitted, and N is a positive integer; and encrypting the target fragment file to obtain an encrypted fragment file, and transmitting the encrypted fragment file to a data receiver. Through the file transmission method and device, the problem that the file transmission failure rate is high when the network fluctuates due to the fact that the file is subjected to fixed fragmentation according to the fixed size in the fragmentation transmission process of the file in the related technology is solved.

The invention discloses a distributed cross-network segment file transmission method. The method comprises the following steps of S1, deploying a file transmission service in a local area network; s2, carrying out transmission node registration among the local area networks through a file transmission service; s3, determining a transmission path according to whether a target node is contained in the local area network; s4, after a transmission path is obtained, encrypting the file fragments according to path information, and sending the encrypted file fragments to a next transmission node; s5, the receiving node decrypts the data packet according to the source node information and continues to transmit the data packet according to the routing information until the data packet arrives at the destination; s6, after receiving all the fragmented data, the receiver returns confirmation information of successful receiving to the sender; and S7, if the sender does not receive the receiving confirmation for a long time, re-sending the unconfirmed fragmented data packet. According to the invention, the file transmission efficiency and security are improved, and the reliability and stability of the system are enhanced.

The invention discloses a file transmission method. The method comprises the steps that a sending node and a receiving node subscribe file transmission task information configured by a configuration center; when the sending node determines that the sending node information is matched with own node information, the sending node obtains a target file according to target file information, splits the target file, generates a plurality of sub-files, constructs file metadata information and sub-file metadata information corresponding to the target file and the plurality of sub-files, and sends the file metadata information and the sub-file metadata information to the sending node; sending the plurality of sub-files, the file metadata information and the sub-file metadata information to a receiving node in parallel in an RPC (Remote Procedure Call) mode; the receiving node verifies the integrity according to the file metadata and the sub-file metadata and then feeds back a verification result; and after the verification result is that the file is complete, the sending node notifies the receiving node to perform file merging. The subfiles can be transmitted in parallel, the transmission efficiency is high, the file integrity is verified, and the file consistency is guaranteed. The invention further provides a corresponding device, electronic equipment and a computer readable storage medium.