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99 results about "Torrent file" patented technology

In the BitTorrent file distribution system, a torrent file or METAINFO is a computer file that contains metadata about files and folders to be distributed, and usually also a list of the network locations of trackers, which are computers that help participants in the system find each other and form efficient distribution groups called swarms. A torrent file does not contain the content to be distributed; it only contains information about those files, such as their names, sizes, folder structure, and cryptographic hash values for verifying file integrity. The term torrent may refer either to the metadata file or to the files downloaded, depending on the context.

BT download method, device and system

The embodiment of the invention discloses a BT download method, which comprises the following steps: obtaining a first request data packet which is sent to an index server in a network; sending a second request data packet to the index server according to resource information to be downloaded which is obtained by analyzing the first request data packet, wherein the second request data packet is used for requesting for owning client-end list information of resources to be downloaded from the index server; receiving the client-end list information returned by the index server; interacting with at least one client end in the client-end list and obtaining fragment information of the resources to be downloaded, which comprises fragment size information; and downloading the resources to be downloaded from at least one client end according to the fragment information of the resources to be downloaded. By adopting the download method, BT resources can be downloaded when seed documents cannot be found, thus improving the reliability of BT resource downloading.
Owner:HUAWEI DIGITAL TECH (CHENGDU) CO LTD

Method and system for the quick-speed and safe distribution of file based on P2P

The invention discloses a method for the quick-speed and safe distribution of the file based on the P2P,including that: a, a proclaimed file is in the symmetric encrypting to form an encrypted file before being distributed and transferred, and the encrypted file is made into a seed file, which is placed in the service end and distributed in the P2P way; b, the customer end logins according to the user information, the seed file is selected and downloaded in the P2P way, then the customer is in the identity verification; c, the service end distributes the encryption key of the encrypted file for the certificated customer; d, the customer end obtains the proclaimed file through the symmetric deciphering of the encryption key and the encrypted file. The invention also discloses a system for the quick-speed and safe distribution of the file based on the P2P, comprising a service end and a customer end, wherein the service end comprises a data-base, a seed file list server, a P2P download tracking server and a file uploading server, the customer end comprises a seed file reading module, a P2P downloading module and a deciphering module. The method can satisfy the requirement for safely and quickly distributing and transferring the file under the certain condition.
Owner:ZHEJIANG UNIV

Method and system for downloading resource in P2SP network

The invention relates to a method and a system for downloading a resource in a P2SP network. In the method, a resource management and authorization system makes a torrent file according to configuration information and stores the torrent file; a client sends generated registration information to an authorization server, and an authorization server carries out the registration authentication on the client according to the received registration information; the resource management and authorization system activates a customer according to the configuration and determines to delegate authority to the torrents used by the client, wherein storage information of the torrent file corresponding to torrents makes up a torrent list corresponding to the client; the client requests the authorization server to acquire the corresponding torrent list, the authorization server judges whether the client passes the registration authentication or not, if so, the authorization server acquires the torrentlist corresponding to the client and returns the torrent list to the client; and the client obtains the torrent file in authorized use according to the torrent list and applies the torrent file to download the resource. In the invention, the network safety can be enhanced by authorization, and better supervision can be applied to the network.
Owner:INST OF COMPUTING TECH CHINESE ACAD OF SCI

Resource publishing method, resource downloading method and data verification system

The present invention discloses a resource publishing method, a resource downloading method and a data verification system, which belong to the technical field of communication. The resource publishing method comprises the following steps: fragmenting the resources to be published according to the fragment rule, and obtaining a plurality of fragment data; calculating a verification value of each fragment data, then generating a seed file which includes all verification values of the fragment data and the fragment rule; calculating the verification value of the seed file, and uploading the seed file as well as the verification value of the seed file. When in use, the resource publishing terminal generates a seed file including all verification values of the fragment data and the fragment rule, then calculates the verification value of the seed file, and uploads the seed file as well as the verification value of the seed file, thus, the resource downloading terminal can verify the seed file in advance according to the verification value of the seed file, then download and verify the fragment data in the precondition that the seed file is correct, consequently, the correctness of the download resource is ensured, and the data verification efficiency is also improved.
Owner:TENCENT TECH (SHENZHEN) CO LTD

Cloud platform automatic updating system based on BT technology

The invention provides a cloud platform automatic updating system based on a BT technology, which comprises an updating service end and client ends which are arranged on all computers of a cloud platform, wherein the updating service end is used for storing an updating data packet, updating edition information of the updating data packet, generating a seed file according to the updating data packets, collecting address information of the client ends downloading the updating data packets and sending the address information to the client ends; and the client ends are used for detecting the edition information on the updating service end, downloading the seed file from the updating service end if the edition information is updated, downloading the updating data packets form other client ends according to the address information and / or from the updating service end according to the seed file, and updating a platform program on the computer to which the updating data packet belongs according to the updating data packet. According to the technology provided by the invention, the problems of system bottleneck and bandwidth bottleneck of downloading services are solved, the condition of bringing loss for users due to updating is avoided, and great convenience and performance improvement are brought for the updating of the cloud platform are brought.
Owner:GCI SCI & TECH

Medical image file transmission system, medical image file transmission method and server

The invention provides a medical image file transmission system, a medical image file transmission method and a server based on a bit torrent protocol. The system comprises a central server, a tracking server and a client. The central server is used for packaging a medical image file into at least one data packet in units of series in digital imaging and communications in medicine (DICOM), making a seed file for each data packet and storing the data packets and the seed files, releasing identifiers generated by the bit torrent protocol for the data packets to the tracking server, receiving a request sent by the client and used for downloading the seed file of a specified data packet, and sending the seed file of the specified data packet to the client through a secure sockets layer (SSL) protocol, wherein one data packet corresponds to one series. The tracking server is used for storing the identifiers of the at least one data packet, storing information of the central server capable of providing the data packets and information of the client, and receiving a request sent by the client and used for acquiring information of the central server capable of providing the specified data packet and information of other clients. The client is used for issuing a request for downloading the seed file of the specified data packet to the central server, acquiring the seed file of the specified data packet from the central server through the secure sockets layer (SSL) protocol, issuing a request for acquiring information of the central server capable of providing the specified data packet and information of other clients to the tracking server according to the acquired seed file, and downloading data from the central server capable of providing the specified data packet and / or other clients according to the information acquired from the tracking server so as to acquire the specified data packet.
Owner:SIEMENS AG

File renaming method and system

The invention discloses a file renaming method and system. The file renaming method comprises the steps that mark information of a current file is obtained, matching is conducted between the mark information and data entries in a database on a server side, whether mark information the same as the mark information of the current file exists in the database is judged, a standard name corresponding to the mark information in the database is taken as name information of the current file to be displayed on a client side if yes, and the original name of the current file is taken as name information of the current file to be displayed on the client side if not, wherein the database comprises the data entries which are stored in the mode that pieces of mark information correspond to standard names in a one-to-one mode, the server side conducts statistics and screening on file renaming operation conducted by multiple client sides in a predetermined time period, and then the standard names are generated. According to the file renaming method and system, a general and representative name can be provided for a file, excessive manual operation of users is not needed, and particularly when the file renaming method and system are used for renaming a large number of files, the workload can be greatly reduced, and user experience is improved.
Owner:SHENZHEN QVOD TECH

Fuzzy test method and system for equipment firmware

The embodiment of the invention discloses a fuzzy test method and system for equipment firmware, which are used for solving the problem of low mining efficiency of vulnerabilities of Internet of Things equipment in the prior art. The method comprises the steps of configuring a simulation environment of a to-be-tested target firmware program; running a plurality of virtual machines for testing thetarget firmware program in parallel based on the simulation environment; determining a plurality of fuzzy test Fuzz instances corresponding to the target firmware program, and establishing a network connection relationship between each virtual machine and each Fuzz instance; obtaining a seed file corresponding to each Fuzz instance from a preset seed file sequence, and generating a test case corresponding to each Fuzz instance by utilizing each seed file; respectively sending each test case to each corresponding virtual machine through the network connection relationship; and executing the respective corresponding test cases in parallel by utilizing each virtual machine to obtain a test result corresponding to the target firmware program. According to the technical scheme, the efficiency of mining the vulnerabilities of the Internet of Things equipment can be improved.
Owner:BEIJING BANGCLE TECH CO LTD

Method for downloading digital media information

The invention discloses a method for downloading digital media information. The method is characterized by comprising the following steps that: 1) a user registers and acquires an account and a password on a digital media downloading server; 2) the digital media downloading server performs identity authentication on a request sent by a digital media downloading terminal and issues an identity token for the user; 3) after the authentication succeeds, latest digital media information is checked; 4) after the user sends a program downloading request, a user management server performs downloading authentication; 5) a downloaded torrent file starts corresponding protocol downloading digital media information; and 6) the digital media downloading server automatically transmits the latest digital media information to the authenticated digital media downloading terminal and automatically downloads the transmitted digital media information. After the method is used, rapid flow and convenient share of the digital media information is achieved, the safety of the media information is ensured and the service quality and reliability of an entire digital media downloading system are enhanced.
Owner:CHINA HUALU GRP

P2P file user-defined download method and system

The invention discloses a P2P file user-defined download method and system. The method includes the following steps: a user logs in a resource server, selects required resources, combines the resources into a resource file, and sends the resource file to a business server; the business server generates a seed file according to the resource file, and sends the seed file to a seed server; the seed server stores the feed file, and returns the feed file to the user; and the user loads the seed file through a P2P download tool, and downloads the resource file in a P2P mode. The scheme provided by the embodiment of the invention can provide P2P download of the user-defined resource file, so that the user can define any number of resource files in any form by himself according to the need, and download the resource files when needed, thereby greatly improving user experience.
Owner:TVM BEIJING TECH

Data packet loading method and system in project development

The invention provides a data packet loading method and a data packet loading system in project development, aiming at solving the problem that the project development time and efficiency are affected when data packets are manually loaded. The method comprises the following steps that a seed file and a configuration file are loaded, wherein the seed file provides a program pre-analysis function; the mapping relation between functions and the data packets is configured in the project configuration file, and one function name only corresponds to one data packet name; the main logic of a program is pre-analyzed through the seed file; and the data packet which only corresponds to each function in the program is automatically searched, and is loaded into the project according to the configuration file. According to the data packet loading method and the system in project development, the required data packets can be loaded automatically without manually configuring and loading the data packets, so that the project development time is reduced and the project development efficiency is improved.
Owner:ALIBABA GRP HLDG LTD
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