30 results about "Torrent file" patented technology

The invention provides an object downloading method, device and system, a cluster and a medium. The method comprises the following steps: a first client sends a first seed acquisition request to an object storage service on a first server, wherein the first seed acquisition request is used for requesting a seed file of a target object; the first server sends the seed file to the first client based on the first seed acquisition request; the first client sends a first multi-source downloading provider acquisition request to a second server based on the seed file, wherein the first multi-source downloading provider acquisition request is used for requesting to provide a list of at least one client for downloading the target object; the second server sends a first multi-source downloading provider list to the first client based on the first multi-source downloading provider acquisition request; and the first client receives the first part in the target object sent by the first server and receives the second part in the target object sent by the second client, so that the downloading speed is increased.

The embodiment of the invention provides a firmware downloading method based on a multi-pile environment, a charging pile and a readable storage medium, and the method comprises the steps: determining one charging pile in a plurality of charging piles as a downloading main node, and determining the other charging piles as non-main nodes; controlling the downloading main node to download a firmware upgrade package; the downloading main node generates a seed file according to the firmware upgrade package and broadcasts seed ready information; and the non-master node responds to the seed ready information, obtains a seed file and downloads the firmware upgrade package according to the seed file. One of a plurality of charging piles is determined as a downloading main node, then the main node downloads a firmware upgrade package and then makes seeds, other charging piles can download the firmware upgrade package in a multi-charging-pile environment after obtaining a seed file, and only the downloading main node downloads the firmware upgrade package from a downloading server in the process. And the other charging piles do not need to occupy the bandwidth of the downloading server, so that the downloading speed is improved on the whole.

Embodiments of the present disclosure provide methods, devices, and computer program products for data management. A method for data management includes: obtaining a seed file related to the download of a target file from a storage system, the target file is stored in the storage system, the seed file includes at least a plurality of data summaries of a plurality of data blocks of the target file; generating metadata for a plurality of data blocks based on the seed file, the metadata being in a format supported by a unified management system, the unified management system being configured for data access across the storage system and at least one other storage system; and storing the metadata for data block-level access to the plurality of data blocks via the unified management system. In this way, metadata in a format supported by the unified management system can be obtained to support a desired data access method.

The invention discloses a game updating processing method. The game updating processing method comprises the following steps: S10, setting a game updating system; s20, issuing the resources; s30, the Torrent file is updated: based on the latest Torrent, the internet bar server sends a connection request to the Tracker server, and a downloading channel of the resource is obtained; in the initial stage, the Tracker server returns an address of the OMC server, and the Internet bar server obtains Torrent information from the OMC server; after part of the internet bar servers finish the Torrent downloading, when other internet bar servers continue to request the Torrent file, the Tracker server provides the address of the internet bar server finishing the Torrent downloading, and obtains the Torrent file from the internet bar server finishing the downloading; and S40, downloading resource data: after the Internet bar server completes the downloading of the Torrent file, obtaining the resource information of the Torrent file by analyzing the file, calculating the difference information, completing the difference comparison by the Internet bar server, determining the slice needing to be downloaded, connecting to the Tracker server again, obtaining the Peers list, and completing the resource downloading.

To provide a device and method for monitoring illegal distribution of copyrighted works without being directly involved in uploading and downloading on a torrent network and acquiring evidence capable of identifying a period of illegal distribution of copyrighted works through the torrent network.SOLUTION: A method includes: a step S201 in which a processor checks information on a peer distributing a torrent file designated as copyrighted work to be monitored and whether a current status of the peer is a Seeder or a Leecher; and a step S205 in which if the peer is checked to be the Seeder, the processor acquires a captured image of a monitoring screen of the peer distributing the torrent file as evidence to prove a period of illegal distribution of the copyrighted work and stores it in a capture server 160.SELECTED DRAWING: Figure 4

The invention discloses a fuzz test seed generation method based on a diffusion generation model, and aims to solve the problem that a traditional seed selection strategy is often low in efficiency and unstable in effect during fuzz test. According to the method, valuable input files are collected through parallel fuzzy testing to serve as a training data set, and after data preprocessing, the input files are input into a diffusion generation model to learn data features, and diversified seed files are generated. The seed files can quickly trigger the path of the target application program, so that the efficiency and coverage rate of vulnerability detection are remarkably improved. Experiments show that the seed file newly generated by the model improves the branch coverage rate and the path coverage rate of the fuzz test, and the efficiency of the parallel fuzz test is improved to a certain extent.

The application discloses a kind of fuzzy test method and process based on deep learning model.First, different formats of Linux application are collected, and the application collected and seed file with the same format are saved;Second, the variation model under fixed variation strategy is constructed based on value-oriented DQN algorithm and strategy-oriented TRPO algorithm, and the improved Thompson sampling algorithm is used to construct Havoc random variation model, to output the effective variation operator and variation strategy chain information of test sample;Then, the AFL source code is modified, the two proposed variation models are embedded, and the interaction between the model and AFL is realized using shared memory;Finally, for the AFL embedded with the model obtained in the last step, an automated execution script is written and its execution time is set, and the afl-fuzz, afl-showmap and afl-cov instructions are executed to train the embedded two models and perform automated fuzz testing, and according to the fuzz testing execution result, the code coverage, the number of crashes, the use of variation operator and other results are visualized.

To provide a device and method for monitoring the illegal distribution of copyrighted works, which monitors the illegal distribution of copyrighted works without being directly involved in uploading and downloading on a torrent network, and obtains evidence capable of specifying the period of illegal distribution of copyrighted works through the torrent network. [Solution] The method includes a step S201 in which the processor checks information about a peer distributing a torrent file designated as a copyrighted work to be monitored and whether the peer's current status is a seeder or a leecher; and a step S205 in which, if the peer is confirmed to be a seeder, the processor obtains a monitoring screen capture image of the peer distributing the torrent file as evidential material to prove the period of illegal distribution of the copyrighted work and stores it in a capture server 160.

The invention discloses a 3D file processing method and a related device, and relates to the field of 3D file processing, and the method comprises the steps: analyzing a to-be-compressed 3D file to obtain an index file and different types of sub-files, carrying out the targeted compression processing of the different types of sub-files through the combination of the index file and a distributed server to obtain each compressed target sub-file, and storing the compressed target sub-files in a database; and reassembling the target sub-files into the 3D compressed file based on the index file. According to the method, the to-be-compressed 3D file is decomposed into different types of sub-files and the sub-files are subjected to distributed processing by using the distributed server, and the most suitable compression algorithm can be adopted for the characteristics of each sub-file, so that the overall compression efficiency of the 3D file is greatly improved, and compared with a traditional single compression mode, the compression efficiency of the 3D file is greatly improved. Compression of the 3D file can be completed in a shorter time, so that the rapid processing requirement of the 3D file in practical application is met.

Methods and facilities for efficiently handling large data files and their updates in NAND memory. An example provides a data storage system configured to reduce the frequency of data relocations by dividing a large data file into a multitude of subfiles. The size of such subfiles is chosen to reduce the likelihood of host relocation conflicts and the extent of write amplification, thereby enabling the data storage system to provide a better quality of service while essentially maintaining acceptable levels of other relevant performance characteristics.In some examples, a sequence of host commands for read-modify-write is handled by generating a copy of affected subfiles in a data buffer, applying subfile updates to the copy in the data buffer in accordance with the sequence, and moving the affected subfiles to the NAND memory using the updated versions of them from the data buffer.

The invention provides a fuzzy test method and system for a command line of a multi-architecture operating system. The method comprises the following steps: S1, receiving a command line example or a historical seed file and a test parameter input by a user through a graphical interface; s2, automatically identifying a current system hardware architecture and deploying a corresponding fuzzy test tool supporting a QEMU mode and a dependency environment; s3, automatically generating a test seed file based on user input, and calling a fuzzy test tool to execute a test in a QEMU mode; and S4, automatically collecting test results and generating a visual report. According to the method, through full-process imaging and automatic design, the technical threshold of fuzzy testing is remarkably reduced, unified testing of multiple architecture platforms such as X86, ARM and Loongson is supported, a complete testing closed loop from seed generation to result analysis is formed, and the testing efficiency and the vulnerability mining capacity are effectively improved.

The present application provides a method, device, electronic device and readable storage medium for topographic map revision and supplement, which relates to the field of surveying and mapping technology. The method for topographic map revision and supplement includes: obtaining the original topographic map and the elevation information of the features in the original topographic map, and obtaining the aerial survey images of the target features to be revised and supplemented; generating an initial seed file according to the original topographic map and the elevation information of the features in the original topographic map; determining the target type of the target features according to the aerial survey images of the target features, and inserting a revision and supplement layer into the initial seed file according to the target type of the target features to obtain a new seed file; performing data mapping on the data of the standard layer and the revision and supplement layer with the same feature type in the new seed file; converting the data of the features in the new seed file according to the result of the data mapping to obtain the target topographic map. Applying the examples of the present application can improve the efficiency of topographic map revision and supplement.

Disclosed is a method for monitoring illegal distribution of copyrighted works through a torrent network, including: checking, by a processor, information on a peer distributing a torrent file designated as copyrighted works to be monitored and whether a current status of the peer is a Seeder or a Leecher, and when the peer is checked to be the Seeder, obtaining, by the processor, a captured image of a monitoring screen of the peer distributing the torrent file as evidence to prove a period of illegal distribution of the copyrighted work.

The invention relates to a fuzzy testing method and device, equipment, a medium and a model training method. The method comprises the steps that a seed file is obtained based on a trained seed generation model, fuzzy testing is conducted on a target application through the seed file to obtain a testing result of the target application, and the seed generation model is obtained by training an initial generation model through a target loss function based on a judgment result; the judgment result is a result obtained by calling an initial generation model to process the random noise file to obtain a simulation seed file and calling a target judgment model to judge the simulation seed file, and the target judgment model is used for judging the probability that the input seed file belongs to a real seed file of the target application. By adopting the method, the seed generation model can learn the complex data distribution and the internal grammar structure of the real seed file of the target application through the antagonism training of the seed generation model and the target discrimination model, so that the test efficiency and the vulnerability discovery capability are enhanced.

The invention discloses a BT seed file conversion method and device, a storage medium and computer equipment. The method comprises the steps of obtaining magnetic link information; creating a BT seed file conversion task based on the magnetic link information, and executing the BT seed file conversion task through BT downloading software; and obtaining an execution result of the BT downloading software on the BT seed file conversion task to obtain a BT seed file corresponding to the magnetic link information. The magnetic link is converted into the BT seed file through an automatic and integrated method, the cost and risk of file sharing by a user can be reduced, the user does not need to manually edit and generate the seed file, and the user does not need to worry about file damage or loss caused by misoperation. By converting the magnetic link into the BT seed file, the user can further utilize encryption and anonymity functions of BT downloading software to further protect privacy and security of file sharing.

The invention relates to a client authentication method and device, computer equipment, a computer readable storage medium and a computer program product. The method comprises the steps that terminal equipment is initialized, and target terminal equipment containing a seed file is obtained; generating an authentication request according to the target terminal device, and sending the authentication request to a server, so that the server generates random request content; reading target content of the seed file according to the random request content; performing authentication information construction on the target content to obtain target authentication information; and authenticating the target authentication information according to the server and the random request content to obtain an authentication result. By adopting the method, the performance bottleneck in a low-bandwidth and low-computing-capability equipment scene in the prior art can be effectively solved, meanwhile, the network load and the authentication complexity are greatly reduced, and diversified terminal equipment authentication requirements in the future are met.

The invention provides a point-to-point content distribution system for a scientific data center, relates to the technical field of scientific data sharing, and aims to realize safe and efficient distribution of scientific data. The system is composed of a user terminal layer, a gateway adaptation layer, a data source layer and a point-to-point content distribution network layer, the user terminal layer comprises a plurality of user terminals, and the user terminals obtain access authorization certification files from the gateway adaptation layer; sending a data acquisition request carrying an access authorization proof file to a point-to-point content distribution network layer according to the seed file; the gateway adaptation layer obtains the access control rule from the data source layer and generates an access authorization proof file and a seed file according to the access control rule; the data source layer provides an access control rule for the gateway adaptation layer; and the seed node of the point-to-point content distribution network layer performs permission verification according to the access authorization certification file in the data acquisition request, and sends target data fragments accessed by the user to the user terminal under the condition that the permission verification is passed.

This application discloses a method and apparatus for folder downloading. The method comprises: responding to a page open instruction in a browser, displaying a downloader page in the browser's interactive interface; responding to an import instruction in the downloader page, obtaining a target seed file corresponding to the import instruction, wherein the target seed file includes: first description information of a target folder and second description information, the first description information being hierarchical structure information of the target folder, and the second description information being download information of at least one target file contained in the target folder; and downloading file data corresponding to the target folder from a resource server via a network based on the target seed file. This application solves the technical problem of low download efficiency in folder downloading in the related art.

The invention discloses a tracker server maintenance method and device, equipment and a storage medium, and relates to the technical field of computers. The method comprises the following steps: acquiring websites reported by a plurality of clients and feature information of the websites; the client is used for extracting websites of all tracker servers from a seed file contained in a local client, and generating feature information of each website by sequentially accessing the websites; scoring the quality of all the websites based on the feature information; and obtaining a tracker server request, screening out a high-quality website as a target website according to the score, and generating a request response corresponding to the tracker server request based on the target website. When the tracker server information in the seed file is invalid or unavailable, an efficient and available tracker server website is provided for a user, and the use experience of the user is improved.

Ransomware attacks may be prevented by monitoring file access requests. When a process requests a directory listing, the results provided may be modified based on whether the process is trusted or not. For trusted processes, the results provided are the actual directory listing, while the results provided to processes that aren't trusted may be modified to include seeded files. Access to the seeded files may be monitored to determine if the process is associated with a ransomware attack, and steps taken to mitigate an attempted ransomware attack. Ransomware may also be prevented by ensuring that only trusted processed are allowed to access certain files. In order to provide an improved user experience, the processes can be determined automatically from a system structure and their trustworthiness determined.

The present invention discloses an offline identity authentication method based on synchronized seeds, comprising the following steps: S100: a client generates a seed file for registration at a server, comprising the following steps: S101: a client unique mark is generated according to client features, wherein the client features include a client hardware address, a client name, and a client manufacturer, wherein the client name includes a client product model, and the client hardware address includes a client MAC address; S102: obtaining the current client time, in seconds; S103: generating a current client seed file on a storage medium of the current client; S200: the server synchronizes the seed file; S300: the server generates a dynamic code according to the seed file; S400: the client verifies the validity of the dynamic code. The method has the following beneficial effects: 1. completely offline; 2. dynamically generating a verification code, which increases the timeliness of the password; 3. dynamically generating a seed file, and the key seed has timeliness and uniqueness.

The application provides a decentralized downloading method for sharing large files, which comprises the following steps: deploying a Transmission software in a server and each user terminal, generating a seed file for a to-be-downloaded file by using the software in the server; virtually dividing the to-be-downloaded file into virtual blocks with equal sizes, and writing index information and Hash verification codes of each virtual block into the seed file; accessing the server by the user terminal, and parsing the seed file by using the Transmission software of each user terminal to obtain the index information and Hash verification codes, download corresponding file segments from the to-be-downloaded file, and generate seed segment files for the file segments; and accessing other user terminals by the user terminal, parsing the seed segment files of the other user terminals by using the Transmission software of the user terminal, and downloading corresponding file segments. The application expands the uploaders from only the server to the user terminals, that is, the user terminals are downloaders and uploaders at the same time, and realizes the decentralization of downloading.

A system may perform operations including, for a given seed file, obtaining a first graph query to extract a first set of feature values from a first dataset, extracting, based on a feature calculation time, a sub-graph from the first dataset, obtaining, based on a second logic, a second graph query to extract a second set of feature values from a second dataset, and calculating a parity between the first set of feature values and second set of feature values. The operations may also include obtaining the events from a first data store, the events being filtered based on the given seed file, replaying the events backwards and extracting a third set of feature values, determining whether any of the second set of feature values do not match the second set of feature values, and updating the second set of feature values based on third set of feature values.

This disclosure provides an object download method. The method includes: A first client sends a first seed obtaining request to an object storage service on a first server; the first server sends a seed file of a target object to the first client based on the first seed obtaining request; the first client sends a first multi-source download provider obtaining request to a second server based on the seed file, where the first multi-source download provider obtaining request is used to request to provide a list of at least one client that downloads the target object; the second server sends a first multi-source download provider list to the first client based on the first multi-source download provider obtaining request; and the first client receives a first part of the target object from the first server, and receives a second part of the target object from the second client.

The application discloses a kind of redundancy file identification method, device, equipment, medium and computer program product, the method includes: obtaining seed file and the metadata information and file label of each file in file library specified by user;According to file label and file type, file is divided into corresponding fine classification set;For seed file and file in file library, respectively extract semantic feature vector and metadata feature vector and carry out multimodal fusion, obtain the comprehensive feature vector of each file;The similarity between the comprehensive feature vector of seed file and other files in the same fine classification set is calculated;The file with similarity greater than preset threshold is filtered as candidate redundant file, and a redundant file list is generated.The application fully utilizes different modal information to identify similar redundant files with the seed file selected by the user by fusing metadata information, picture encoding information and text encoding information, thereby effectively improving the identification accuracy and efficiency of redundant files.

A machine may form all or part of a network-based system configured to provide media service to one or more user devices. The machine may be configured to define a station library within a larger collection of media files. In particular, the machine may access metadata that describes a seed that forms the basis on which the station library is to be defined. The machine may determine a genre composition for the station library based on the metadata. The machine may generate a list of media files from the metadata based on a relevance of each media file to the station library. The machine may determine the relevance of each media file based on a similarity of the media file to the genre composition of the station library as well as a comparison of metadata describing the media file to the accessed metadata that describes the seed.

The present application provides an object downloading method, device and system, a cluster and a medium. The method comprises: a first client sends to an object storage service on a first server a first seed acquisition request, the first seed acquisition request being used for requesting a seed file of a target object; on the basis of the first seed acquisition request, the first server sends to a first client the seed file; on the basis of the seed file, the first client sends to a second server a first multi-source downloading provider acquisition request, the first multi-source downloading provider acquisition request being used for requesting a list of at least one client providing the downloading of the target object; on the basis of the first multi-source downloading provider acquisition request, the second server sends to the first client a first multi-source downloading provider list; and the first client receives a first part of the target object sent by the first server and receives a second part of the target object sent by the second client, so as to increase the downloading speed.

The invention discloses a fuzzy testing method and process based on a deep learning model. The method comprises the following steps: firstly, collecting Linux application programs in different formats, and storing the collected application programs and seed files with the same format as the collected application programs; secondly, constructing a variation model under a fixed variation strategy based on a value-oriented DQN algorithm and a strategy-oriented TRPO algorithm, and constructing a Havoc random variation model based on an improved Thompson sampling algorithm to output an effective variation operator and variation strategy chain information of a test sample; thirdly, modifying an AFL source code, embedding the two proposed variation models, and realizing interaction between the models and the AFL by using a shared memory mode; and finally, for the AFL with the embedded model obtained in the previous step, compiling an automatic execution script, setting the execution time of the automatic execution script, executing afl-fuzz, afl-showmap and afl-cov instructions to train the two embedded models, carrying out automatic fuzzy testing, and according to the execution result of the fuzzy testing, visualizing the code coverage rate, the collapse number, the mutation operator use condition and other results.

A system may perform operations including, for a given seed file, obtaining a first graph query to extract a first set of feature values from a first dataset, extracting, based on a feature calculation time, a sub-graph from the first dataset, obtaining, based on a second logic, a second graph query to extract a second set of feature values from a second dataset, and calculating a parity between the first set of feature values and second set of feature values. The operations may also include obtaining the events from a first data store, the events being filtered based on the given seed file, replaying the events backwards and extracting a third set of feature values, determining whether any of the second set of feature values do not match the second set of feature values, and updating the second set of feature values based on third set of feature values.

The invention discloses a genetic algorithm-based directional fuzzy test seed file variation method and device, and belongs to the technical field of software security. The method comprises the steps of obtaining a seed file used for generating a test case for performing a directional fuzzy test; generating a plurality of probability distribution vectors corresponding to the seed file; constructing a plurality of chromosome clusters, and determining all optimal chromosomes corresponding to the seed file by using a genetic algorithm; determining a global optimal chromosome based on all the optimal chromosomes, determining mutated bytes in the seed file based on the global optimal chromosome, and mutating the seed file to generate a test case. According to the invention, the quality of the generated test case is improved on the whole.