158results about How to "Avoid uploading" patented technology

The invention belongs to the technical field of privacy protection in cloud computing and discloses a privacy protection method in face authentication system based on edge calculation. The method comprises the steps that: a camera collects a face image and uploads the face image to a connected edge computing node, an authority assigning mechanism sends a permission vector Li of a user to the edgecomputing node after collecting user face information, an edge computing device carries out feature extraction on a face image of a user requesting registration to obtain a feature vector by using a method based on a deep convolutional neural network, a safe nearest neighbor algorithm is performed to encrypt the feature vector of a registered user, and a secret sharing homomorphic algorithm is performed and n sub-secrets are generated according to the feature vector and are distributively stored in n edge computing devices. The direct upload of sensitive data to a cloud server is avoided, theprivacy of the face data is protected, and the fault tolerance of a system is improved. Results prove that the accuracy of face recognition under a ciphertext of the present invention is completely equal to the accuracy of face recognition under a plaintext.

The invention discloses a catering and amusement management system and a special electronic menu and a self-help ordering method thereof. The internet-based catering and amusement management system comprises a remote data service unit, a remote application service unit, at least one catering and amusement shop operating unit and an access terminal unit, wherein the remote data service unit is used for the collective and concentrated storage of data from the units in the system; the remote application service unit is used for acquiring the data from the units, analyzing and processing the data collectively, distributing the data to the units and providing an internet-based catering management application service module; the at least one catering and amusement shop operating unit is used for the daily operation of a catering and amusement shop and the data interaction with the remote data service unit; and the access terminal unit is used for accessing the corresponding catering management application service module according to the right distributed by the remote application service unit. The system has high data safety, remote management, convenient and quick maintenance, low system maintenance cost and good augmentability, and can be simultaneously applied to the management of a plurality of catering and amusement shops with different brands.

A method and apparatus for extracting information from a web page on a standard end user browser without plug-ins, includes the steps of dynamically creating an element on a web page being viewed by an end user, copying at least a portion of the contents of the web page or form field values, and uploading the data to a target domain, wherein the target domain may be different from the domain of the web page. In co-browsing applications, the data uploaded is used to create a copy of the website for display to a third party.

The invention discloses a bidirectional authentication method and system for a server and an operating terminal. The bidirectional authentication method comprises the following steps that: the server sends a server public key to a CA (Certificate Authority) center, and the CA center signs the server public key by using a corresponding private key of a root certificate AuthRCRT to generate a server work certificate ServerWCRT; the CA center sends the work certificate ServerWCRT and the root certificate AuthRCRT to the server to store in a database; the operating terminal sends the public key to the CA center, the CA center signs the public key of the operating terminal by using the corresponding private key of the root certificate AuthRCRT to generate a work certificate OptmWCRT, and sends the OptmWCRT and the AuthRCRT to the operating terminal to store in an encryption module; bidirectional authentication is performed by using the generated certificates and the preset root certificate in a remote master private key download scheme, so that the system security is improved.

The invention discloses a file authorization access method, device and system based on a block chain, and relates to the technical field of computers. One specific embodiment of the method comprises the following steps: receiving a file authorization request sent by a first user, wherein the file authorization request indicates an authorized user identifier list and a file identifier of the file,and the authorized user identifier list comprises an authorized user identifier of an authorized user having an operation authority for the file; respectively generating file certificate information for the authorized user to operate the file; respectively encrypting the file certificate information by using an authorized user public key of the authorized user; and correspondingly publishing the encrypted file certificate information for the authorized user and one or more of the authorized user identifier and the authorized user public key to a block chain. According to the embodiment, file uploading or downloading in the file authorization process is avoided, the file security is improved, and network resources are saved.

Improved techniques and systems for storage, delivery and acquisition of digital assets are disclosed. The techniques and systems are suitable and useful for storing, delivering and accessing digital assets (e.g., media assets) that have been acquired from online stores. The techniques and systems are also suitable and useful for storing, delivering and accessing digital assets that have been acquired from other than from online stores. Regardless, the digital assets become accessible from a network-based digital data repository (e.g., cloud data storage) via electronic devices (e.g., user devices) and thus usable by the electronic devices. The digital assets can include media assets and/or non-media assets.

One or more embodiments of the invention disclose a product service data uploading method, a product service data storage method, a product service data storage device, product service data storage equipment and a medium. The product service data uploading method comprises the following steps: sending identity authentication information of a product participation node to a certificate authority CA; receiving a digital certificate sent by the CA, wherein the digital certificate is generated by authenticating the product participation node by the CA according to the identity authentication information; according to the digital certificate, applying for the product participation node to become a node of a block chain; and after the product participation node becomes the node of the block chain, calculating the signature of the product service data for the product service data to be uploaded each time, and sending the product service data, the signature and the digital certificate to the nodes of the block chain except the product participation node.

The invention provides an audio frequency feature based method and system for marking and identifying a broadcast television program. The method includes steps of extracting feature data of a program audio frequency file through a server-side to obtain program audio frequency feature data; merging the program audio frequency feature data, a program identifier and interactive applications, and the transmitting to a mobile terminal; recording a record audio signal of the program through the mobile terminal; extracting the audio frequency feature of the record audio signal to obtain record audio frequency feature data; determining whether there is program audio frequency feature data matching with the record audio frequency data in a program audio frequency feature database or not, and outputting a matched program identifier, playing time and corresponding interactive applications, if the program audio frequency feature data exists; and further, calculating time difference of the program and outputting the calculated time difference of the program. By adopting the audio frequency feature based method and system for marking and identifying the broadcast television program, a user can enjoy various interactive applications corresponding to a broadcast television program being watched at present through just easily operating the mobile terminal, and privacy of the user can be effectively protected so as to raise user experience.

The invention provides a multi-cloud-storage management system capable of improving storage availability. In order to overcome defects in the existing cloud storage uploading interface and multi-cloud-storage data management, the invention puts forward a multi-cloud-storage management system capable of improving storage availability, thereby improving data reliability, optimizing an uploading rate, eliminating repeated data in cloud storage, and providing a convenient directory structure management.

The invention relates to the field of anti-counterfeiting authentication, and discloses an anti-counterfeiting authentication processing method, a transaction terminal and a processing system. The method mainly comprises the following steps: receiving authentication associated information uploaded by a transaction terminal through a server; according to an identity in the authentication associated information, determining whether the identity of a transaction product is consist with the identity of a product in an anti-counterfeiting database through the server; if so, adding transaction information in the authentication associated information into the anti-counterfeiting database, and uniquely corresponding the transaction information of the product to the identity. After receiving an authentication request of any one user, the server inquires whether the identity of a product to be authenticated is consist with the identity of a product in the anti-counterfeiting database, and if so, acquiring the transaction information of the product from the anti-counterfeiting database, and feeding back the transaction information to the user. Through the technical scheme disclosed by the invention, anti-counterfeiting effect of product is enhanced, and uniqueness and authenticity of authentication information acquired by customers are guaranteed.

The invention relates to a data transmission method for an automatic identification system (AIS) mobile base station. According to the method, a ship with an AIS terminal can obtain AIS information of an AIS device of the ship through an AIS signal interface, the AIS information is transmitted to an AIS server through a Beidou satellite communication system and undergoes uniform processing after received by the AIS server, and accordingly the ship with the AIS terminal is equivalent to the AIS mobile base station on the sea. The Beidou satellite communication system is adopted to serve as a communication mode, and the data transmission method has the advantages of communication timeliness, high frequency and low total cost. Besides, according to the method, the problem that the AIS information is uploaded repeatedly after a plurality of AIS mobile base station receives the AIS information of the same ship can be solved, uploading of plenty of redundant data is avoided, and effective utilization of a bandwidth of the Beidou satellite communication system is reinforced.

The invention provides a method for locking a working region of a mobile terminal, which is used for guaranteeing the information safety of the working region. According to the method, a server determines whether an enterprise management client is a compliant client according to a compliance detection rule stored by the server after receiving login information transmitted by the enterprise management client on the mobile terminal, and controls the enterprise management client to lock the working region when determining that the enterprise management client is non-compliant client. The embodiment of the invention also provides a corresponding device and system. In the embodiment of the invention, when the enterprise management client logins in every time, the server detects whether the enterprise management client is the compliant client, so that illegal users can be prohibited from entering the working region, uploading, sharing and leakage of data of the working region under the illegal condition can be avoided, and the safety of enterprise information is effectively protected.

The embodiment of the invention provides an alliance chain consensus method and an alliance chain system. The method comprises the steps that a consensus main node splits proposed data to be consensusinto data blocks corresponding to consensus backup nodes based on an erasure code technology, and the data blocks split from the proposed data correspond to hash values obtained through calculation based on the erasure code technology; the consensus master node sends the data blocks split by the proposed data to the corresponding consensus backup nodes, receives the consensus backup node of the data block sent by the consensus main node, and forwards the data block to other consensus backup nodes; the consensus master node initiates consensus of the proposed data based on a practical Byzantine fault-tolerant PBFT protocol so as to send hash values of data blocks obtained by splitting the proposed data to the consensus backup node through a message of the PBFT protocol; the consensus backup node verifies the obtained data blocks split by the proposed data based on the hash values of the data blocks in the message of the PBFT protocol so as to execute the consensus logic of the PBFT protocol on the proposed data which is successfully verified.

The invention discloses an electric energy meter event information copying and reading method, and relates to a collection method. At present, a master node can only achieve control by sending information frames to slave nodes, namely electric energy meters, one by one in a periodically polling way. The electric energy meter event information copying and reading method comprises the following steps: sending a broadcast reading event information message on a bus by the master node; actively sending corresponding event information to the master node by each electric energy meter receiving the message, and if a certain electric energy meter senses that the master node is in a conversation with another electric energy meter, randomly delaying sending; if the master node does not receive the information replied by all the smart electric energy meters within the receiving timeout period, sending the broadcast reading event information message again; if the master node still does not receive the information replied by any of the smart electric energy meters, copying and reading the unsuccessful smart electric energy meters in a roll call manner. According to the technical scheme, abnormal event information query is performed in a broadcast mode, so that the efficiency is high; when the master node is in data transmission with one electric energy meter slave node, the other slave nodes send random delay so as to avoid congestion.

The invention provides an air quality monitoring and prediction system and method, and the system comprises a collection node, a storage node, and a prediction node, and the collection node, the storage node, and the prediction node form a blockchain network. The collection nodes are used for acquiring air pollution monitoring data and sending the monitoring data to the storage nodes in the area where the monitoring points are located. After receiving the monitoring data, the storage node verifies the data, generates a block from the data after passing the verification, and broadcasts the block in the system. Other storage nodes verify the blocks, and after the blocks pass the verification, the current storage node receives verification information of the other storage nodes and stores theblocks locally according to a time sequence to form a chain structure. Other storage nodes store the hash value, the time identifier and the position identifier of the block and the information of the storage node of the block locally for monitoring and querying the monitoring data, and the prediction nodes acquire monitoring data and predict future air quality in combination with a machine learning algorithm.

The invention relates to an automatic identification system (AIS) mobile base station system based on a Beidou satellite communication system. A ship with an AIS terminal can be enabled to acquire the AIS information of an AIS device of the ship through an AIS signal interface, the Beidou satellite communication system is used for enabling the AIS information to be transmitted to an AIS server, and the AIS server processes uniformly after receiving. Thus, the ship with the AIS terminal is equivalent to an AIS mobile base station on the sea. The Beidou satellite communication system is used as a communication mode, the maximum effects of communication timeliness and high frequency are achieved, and the advantage of being low in total cost is also achieved. The AIS server can achieve the fact that the AIS information is updated in 3-10 minutes.

The invention provides for the evaluation of semantic closeness of a source data file relative to candidate data files. The system includes an artificial neural network and processing intelligence that derives a property vector from extractable measurable properties of a data file. The property vector is mapped to related semantic properties for that same data file and such that, during ANN training, pairwise similarity/dissimilarity in property is mapped, during towards corresponding pairwise semantic similarity/dissimilarity in semantic space to preserve semantic relationships. Based on comparisons between generated property vectors in continuous multi-dimensional property space, the system and method assess, rank, and then recommend and/or filter semantically close or semantically disparate candidate files from a query from a user that includes the data file. Applications apply to search and compilation tools and particularly to recommendation tools that provide a succession of logical progressive associations that link between disparate file content in source and destination files.

The invention provides a coal mine monitoring system and method and a computer storage medium, and the system comprises intelligent sensing equipment which is disposed in a well and can collect coal mine safety monitoring data in real time; edge computing gateway equipment which is connected with the intelligent sensing equipment, can acquire the coal mine safety monitoring data, carry out local analysis and processing to generate decision information, gives an alarm instruction according to the decision information and sends a control instruction to associated equipment; a plurality of coal mine safety monitors which monitors the environmental information in the coal mine; and a group-layer safety monitor which acquires safety monitoring information of each coal mine. According to the system provided by the embodiment of the invention, the pressure of a ground data processing center is reduced, the timeliness of data analysis is improved by changing a mode where the data is transmitted to a ground central station to be processed into a mode of processing the data underground, and the service response capability is enhanced.

The invention relates to a griddle applicable for induction cooker, which is characterized in that: a plurality of downward extended ferruginous fin structures or protuberant structures are arranged on the bottom of the inner arc griddle body or the small pan body with great part arc, at the middle of the griddle bottom, the heights of the structures increase gradually from inside to outside; the upper ends of the structures, that are the basal parts, are either connected with the griddle body as a whole, or connected with the bottom of the griddle body through a panel integrated and arranged in the bottom of the griddle; a support is arranged at the lower ends of the fin structures or the protuberant structures, the plane of the fulcrum of the support, that is the supporting surface, is parallel with the surface of the griddle port. The invention has the advantages of rational structure, lighter weight, high heat efficiency, convenient use, and edible oil saving and oil fume reduction when used for frying.

The invention discloses a virtual installing device and method for mobile phone programs. The virtual installing device comprises an obtaining unit provided with the server-side, a running unit arranged on the server-side and used for executing file installation, running installation programs and sending operating interfaces of the installation programs to the client-side, a simulation unit arranged on the client-side and used for receiving operation instructions with respect to the operating interfaces and sending the operation instructions to the server-side, an acquisition unit arranged on the server-side and used for acquiring operation behavior information of the installation programs, and an analysis unit arranged on the server-side and used for judging whether the operation behavior information is malicious operation behavior information or not and sending the malicious operation behavior information to the client-side. The operation non-required programs are directly installed in a mobile phone is avoided through the programs installed on the server-side and by simulating and experiencing functions on the mobile phone. In addition, program behaviors are further detected, behavior analysis reports are generated, and malicious programs are prevented from being directly installed in the mobile phone.

The invention provides a control method and a device for preventing the file from being uploaded repeatedly. The method comprises the following steps: receiving an upload request containing a file tobe uploaded, wherein the file to be uploaded is a file based on a format template; comparing the contents of the files to be transmitted with the contents of the uploaded files according to the formattemplate, wherein the uploaded files are files based on the format template; if there are uploaded files whose contents are duplicated with the files to be uploaded, not executing the uploading operation. The invention can reduce the risk of file uploading repeatedly, reduce the loss caused by file uploading repeatedly, and make the file uploading function more flexible.

The invention discloses a multi-mechanism collaborative learning system based on a hierarchical parameter server. The multi-mechanism collaborative learning system comprises a central mechanism and aplurality of participation mechanisms connected with the central mechanism through a WAN network. Based on the system, the invention further discloses a multi-mechanism collaborative learning method based on the hierarchical parameter server. According to the method, the data island problem of big data is solved, the data privacy safety problem during multi-party cooperation is solved, and the problems of high communication cost, high maintenance cost, high safety risk and low resource utilization rate of an existing system are solved. On the premise of ensuring data privacy safety, efficientcommunication and efficient calculation multi-party collaborative learning is realized, and the method is suitable for cross-domain interconnection of multiple independent mechanisms and multiple datacenters. The system provided by the invention supports a platform mode and a participation mode, can be used as a platform to provide multi-party knowledge fusion service, and can also be used as a tool to support sharing cooperation among a plurality of independent mechanisms.