32results about How to "Avoid the Risk of Privacy Leakage" patented technology

A multi-party secure computing method is applied to any computing node deployed in a distributed network. A plurality of computing nodes are deployed in the distributed network, and the plurality of computing nodes participate in the multi-party secure computing together based on the privacy data held by the plurality of computing nodes respectively; Wherein the computing node is docked with a trusted random source. The method comprises: obtaining a trusted random number from the trusted random source; Calculating the held privacy data based on the obtained trusted random number to obtain an operation result; sending at least the trusted random number as a computational parameter to other computational nodes participating in the multi-party security computation to perform the multi-party security computation by the other computational nodes based on the collected computational parameters sent by each computational node participating in the multi-party security computation.

The invention discloses a check inspection report push system and a method. The system comprises a data acquisition module, an individual primary index module, a check inspection report push module and a mobile terminal application. The data acquisition module is connected with a hospital inspection information system and an image report information system mutually to acquire individual check inspection reports from a hospital end; the individual primary index module confirms individual identification and achieves cross system individual identification cross indexes; the check inspection report push module completes pushing of the check inspection reports according to identification matching conditions; and the mobile terminal application receives the check inspection reports and produces report browse pages to help individuals browse the check inspection reports. According to the check inspection report push system and the method, original check inspection report data of the hospital end are collected completely, and any data element mapping which changes or may lead to changes is not performed. According to the check inspection report push system and the method, original complete check inspection reports are pushed to individuals, personalized characteristics of check inspection reports of various mechanisms are preserved, and the individuals are helped to obtain the individual check inspection reports timely through mobile internets.

The invention relates to the technical field of communication technology and personal information services and provides an identity authentication method and device based on a temporary identifier, wherein the method comprises the following steps: receiving a push message carrying a user identifier and a verification code and generating a first temporary identifier according to a preset mode; acquiring corresponding user historical information from an information database according to the user identifier, and obtaining a score made by the current user based on the user historical information;sending out a user grading result corresponding to the first temporary identifier so that the website or an APP can obtain the user grading result and judge whether the current user is a target user or not. According to the method and the device in the invention, the user can be effectively verified and screened according to the user historical information, which facilitates effective monitoring of the website or the APP and avoids a potential user privacy leakage risk caused by the fact that the fixed user identifier is used in the network.

A multi-home appliance control method based on a wearable device comprises the following steps of: step 1, obtaining three-dimensional spatial information of a room of the user and locations of home appliances; step 2, placing an ultrasonic ranging device for positioning in the room; step 3, obtaining information of a sensor on the wearable device; step 4, during the training phase, extracting data feature values of the sensor and establishing a feature database and a classifier; and step 5, during the control phase, acquiring and executing a user instruction according to the information of the sensor returned by the wearable device and an auxiliary positioning device. The multi-home appliance control method is simple and natural, avoids the risk of privacy leakage, can calculate the position and orientation of the wearable device by analyzing the inertial measurement unit and the ultrasonic ranging information, and improves the reliability of the control system by accurately determining devices selected by the user in the multi-home appliance scene by using the previously established data table.

The invention discloses a data processing method, comprising: acquiring user information, and the user information at least comprising user position information; broadcasting user information to a block chain network; receiving signature endorsement of the user information sent by relatives and friends of user nodes in the block chain network; if it is determined that the user information meets anendorsement strategy based on a signature endorsement, sending the user information to an outgoing block node, and indicating the outgoing block node to package a block according to the user information and broadcast the block in the whole network; and receiving the block, and inputting the block into a block chain after the block passes the verification. Thus, each node of the block chain network maintains the user travel related information, when the user is in danger, any node can provide travel related data to ensure the user safety, and the user travel related data only circulates in theblock chain network and the security party, thereby avoiding the risk of privacy disclosure. The invention further discloses a corresponding device, equipment and a medium.

The invention relates to a monitoring method and device and computer equipment, which are applied to a monitoring system based on a microwave radar, and the method comprises: obtaining a target three-dimensional stereogram of a current activity space of a to-be-detected target, constructing a human body contour model of the to-be-detected target in the target three-dimensional diagram in real time, acquiring posture change data of the human body contour model, and starting a corresponding monitoring mode for the to-be-detected target according to the posture change data. According to the monitoring method, the problems that in the prior art, due to the privacy problem of a user, a monitoring missing area occurs, and all activity areas of the elderly at home cannot be effectively monitoredare solved, corresponding monitoring modes can be carried out according to different field conditions, and the multi-aspect requirements of the user are met.

The invention relates to the technical field of communication technologies and Internet advertisements, and provides an Internet advertisement putting method and device. The method comprises the following steps: after receiving an advertisement request message carrying a user identifier, a first device generates a transaction number according to a preset mode; The first device sends a target audience group classification request message carrying a user identifier to a data management platform; The first device sends a first push message carrying the transaction number to an SSP in a network; And the first device sends a second push message carrying the transaction number and the target audience group classification identifier to each DSP. According to the invention, the potential privacy leakage risk caused by using the user identifier in the advertisement bidding network where the DSP and the SSP are located is avoided.

The invention relates to the technical field of information security, in particular to a secret state data access protection method for db2 data, which comprises the following steps: step S01, configuring target db2 data connection information to authorize the device to access a target db2 database, obtaining all privacy field information of the db2 database by performing privacy discovery on the db2 database, and according to the actual situation, finishing incremental privacy discovery; s02, configuring grouping information of the access users; s03, setting a secret state data access protection rule, namely a security rule and a privacy scheme, of the target database, and controlling the access permission of the target database; and step S04, setting a secret state data access protection task, selecting a protected target database, an access group, a specific secret state data access protection rule and a forwarding port, and enabling a user to access a target db2 database through a proxy port monitored by the device. The invention is simple in deployment and can be transparently used.

The invention discloses an unlocking control method, a mobile terminal and a computer readable storage medium. The method includes the steps of detecting a screen state of the mobile terminal and an adsorption state between the mobile terminal and a support; if the mobile terminal is in a screen unlocked state and the mobile terminal is switched from a state of being attached to the support to a state of being separated from the support, locking a screen of the mobile terminal; and/or, if the mobile terminal is in a screen locked state and the mobile terminal is switched from the state of being separated from the support to the state of being attached to the support, unlocking the screen of the mobile terminal. When the mobile terminal can be separated from the support, the screen of the mobile terminal can be controlled to be locked, to avoid the risk of privacy disclosure; when the mobile terminal is attached to the support, the screen state of the mobile terminal is switched from the screen locked state to the screen unlocked state, to be favorable for the screen unlocking process of the mobile terminal and facilitate operation by users.

The invention provides a structured simulation data-oriented quality evaluation method and system. The method comprises the steps of constructing a simulation data generation model according to original data; the data owner uses original data containing privacy information to train a simulation data generation model to obtain simulation data; the original data and the simulation data are input into an evaluation system, the availability and privacy of the simulation data are evaluated, and the simulation data with the highest quality is selected to be published; the original data and the simulation data are structured data and are composed of a plurality of data records, each record has a plurality of fields, and the fields of the simulation data are completely the same as the fields of the original data. According to the method, the simulation data is used for replacing the original data to participate in data circulation for quality evaluation, the data items of the simulation data are synthesized and are not associated with any entity in reality, and other hypotheses or priori knowledge are not needed, so that the risk of privacy disclosure is effectively avoided, the evaluation is comprehensive and reliable, and the universality is good.

The invention belongs to the technical field of commercial communication. The invention discloses a communication platform and method for providing commercial communication for partitioned mobile telecommunication customers. The communication platform comprises a client information collection module, a communication account registration module, a main control module, a signal emission module, a signal enhancement module, an information processing module, an information query module, a communication package selection module, a payment module, a load information loading module, a load judgment module, an early warning module and a display module. According to the invention, automatic repair of the wrong label in the address book is realized through the information processing module, and thesituation that the incoming call which is not the crank call is mistakenly considered as the crank call and is hung up by the user after the common network address is mistakenly modified is avoided; meanwhile, the position privacy and the query range privacy of the moving object are protected through the information query module, the privacy leakage risk possibly occurring in the information queryprocess is avoided, and the safety of the moving object during information query based on the position is improved.

The invention discloses a data privacy protection aggregation method under a secondary network without a trusted third party in a smart power grid based on a block chain. According to the method, data aggregation under the secondary network without a trusted third party is realized by utilizing the Hough rule and the ElGamal cryptographic algorithm, so that the trusted third party does not need to be introduced into the intelligent power grid system, and the risk of privacy disclosure when the trusted third party is not trusted is avoided. Meanwhile, the Hough parameters are embedded into the first-level aggregation ciphertext of each first-level fog node to achieve data aggregation under the second-level network, stronger privacy protection is achieved, large-scale users are supported, and calculation overhead is reduced. In addition, a transaction relationship between the user and the electric power company is established through the smart contract, and the transaction relationship between the user and the electric power company is written into the block chain. The method has the advantages of good expandability and small calculation overhead, and is suitable for a large-scale smart power grid.

The invention discloses a reserved information processing method, a reserved information processing system, a reserved information processing device and a storage medium. The method comprises the steps of collecting an action picture, storing the action picture as reserved information and the like. According to the invention, an action picture containing limb actions, facial expressions and voicesignals is used for replacing traditional personal information as reserved information, so that the risk of personal privacy leakage can be avoided; limb actions, facial expressions, voice signals andcombinations thereof can form a large number of combinations. Limb actions, facial expressions and voice signals can be included in forms of small videos and the like through a data compression technology; therefore, a large amount of reserved information can be stored with only a small amount of data, and due to the complexity of body movements, facial expressions and voice signals, the reservedinformation stored through the method has uniqueness, and lawbreakers are prevented from being mixed in a guessing mode and the like. The method is widely applied to the technical field of the Internet.

The invention relates to the technical field of electronic equipment, and discloses electronic equipment, which comprises a front camera; a dimming component which covers the light incident side of the front-facing camera, is in a transparent state when powered on, and is in a non-transparent state when powered off; a switch component which is used for controlling the power-on and power-off of thedimming component, is connected with the dimming component and the power supply respectively, and is used for realizing the conduction and disconnection by pushing the sliding block to slide betweenthe conduction station and the disconnection station; and the mechanical timer is located beside the switch part, is used for controlling the conduction time of the switch component, and can push thesliding block to move from the conduction station to the disconnection station in the timing process. According to the electronic equipment, the problem of privacy leakage caused by the fact that a user forgets to reset the shielding structure in the prior art can be avoided, the privacy of the user is protected, and the problem that ash enters the front camera can be avoided.

The invention discloses a wireless relay explosion-proof communication system for a gas tunnel. The wireless relay explosion-proof communication system comprises a main station and an intelligent terminal which are arranged outside the gas tunnel, and an intrinsic safety type terminal and a plurality of relay units which are arranged in the gas tunnel, wherein the plurality of relay units are arranged at intervals along the gas tunnel section by section and are in communication connection with one another, the main station is in communication connection with the relay units, a communication network is constructed in the gas tunnel through the plurality of relay units, The intelligent terminal is in communication connection with the master station and enters a to-be-matched state; the intrinsic safety type terminal is in communication connection with any relay unit and is correspondingly matched and connected with the intelligent terminal through the main station, and the intrinsic safety type terminal is configured to perform remote control operation on the intelligent terminal after being in communication connection with the intelligent terminal, send communication information to the intelligent terminal and receive the communication information sent by the intelligent terminal. According to the wireless relay explosion-proof communication system, construction safety in the gas tunnel can be guaranteed, data communication precision and communication efficiency in the gas tunnel are improved, and the risk of privacy disclosure is effectively avoided.