129results about How to "Improve security and confidentiality" patented technology

The invention discloses a local area network (LAN)-based network examination system and an implementation method thereof. The LAN-based network examination system adopts a client/server (C/S) mode framework; an examination room server, an examination affair operating terminal and examinee operating terminals form a local are network; and examination test questions in the examination room server are decrypted by the examination affair operating terminal and then converted into a data format which can be identified by the examinee operating terminals. The examination affair operating terminal classifies and collects data files of problems worked by examinees and archives examination data. The examinee operating terminals display the identified data and provide an examination environment for examinees. The LAN-based network examination system has lower requirements on network and hardware configurations, stronger adaptability and high compatibility, and only each examinee operating terminal is communicated with a twisted pair cable and is connected with each other by using an exchanger to form the local area network, thereby greatly saving the input of network equipment. The examination data are transferred in the local area network and has no physical contact with the internet, thereby guaranteeing data security and stability of the examination system.

The invention discloses an intelligent conference room management system and method. The system comprises a user end, a management end, a front end and a control unit. The user end provides the conference room real-time reservation and query functions; an intelligent scheduling module in the management end intelligently matches an optimal conference room with the conference room requirements submitted by the user based on a BP neural network and a GA algorithm, and returns the predetermined information to the user through a cloud platform; the conference room front end provides the conferencequery and reservation functions, meanwhile, collects the human face information and calls a human face recognition module of a PCA algorithm based on feature weighting for human face recognition, so that the functions of conference face swiping sign-in and access control are achieved. Meanwhile the Internet of Things equipment in a conference room are turned on according to a control instruction.According to the present invention, the conference room resources are efficiently utilized, and the function of avoiding the conference room conflicts is achieved.

A system for fingerprint encryption and decryption comprises a sending terminal and a receiving terminal, wherein the sending terminal and the receiving terminal are provided with fingerprint identifying devices. The sending terminal comprises a collection module used for collecting user fingerprints and recording time when the user fingerprints are collected, the sending terminal is used for judging whether continuous time of collection of the user fingerprints exceeds a preset first time range, if yes, a first judging module of a preset encryption option, and an encryption module are called out, and the encryption module is used for encrypting information or files or folders needing to be sent to the receiving terminal by means of collected user fingerprints through the encryption option. The receiving terminal comprises a collection module, a comparing module and a decryption module, wherein the collection module is used for collecting the user fingerprints, the comparing module is used for comparing prestored user fingerprints and the user fingerprints collected by the collection module in real time, and the decryption module is used for decryption. The system effectively utilizes fingerprints to encrypt communication data, and can avoid the facts that memorization of passwords causes using inconvenience, or the passwords are stolen to cause problems of information safety and the like.

The invention brings forward an internet-based system and method for security information interaction. The security information interaction system comprises a security information interaction device, which is used for obtaining security information input by a user, reading information data from an external information carrying device and establishing a secure channel to a security information processing gateway by an internet terminal, thereby completing a server function. And the security information interaction device can complete the service function without need of on-line processing. According to the internet-based system and method for security information interaction, flexibility and efficiency of an information processing system as well as operation load balancing can be improved; and security of the information processing system can be enhanced.

This invention discloses one robust audio digital water print method based on non-even dispersed Fourier conversion, which Combines robust audio water print needed conditions and no uniform discrete Fourier transform characteristics to get the middle frequency range at NDFT zone with imbedded water print and uses one rule on each section of audio signal to select one water print imbedded frequency points and coverts the frequency points and imbeds water print.

The invention discloses a mail detection and monitoring system. A data collection client is used for deciding whether to audit the computer of a user according to a mail address configured by the audit management; and if so, an IP address of the computer terminal of the user is obtained, the IP address information of the computer terminal of the user is transmitted to a monitoring center of a server side after association with a mail message through a Webmail system, the monitoring center establishes a log file with the mail message associated with the IP address information and stores the log information, audit log information is transmitted to a database through log real-time acquisition, the keyword and feature threshold are set in a data analysis module, the data in the database are retrieved through the data analysis module for keyword and feature threshold analysis, and a mail message result is displayed through a web browser. The invention avoids the problem of the frequent occurrence of safety accidents to existing safety products, and also reduces repeated investment of the user.

The invention relates to a communication system and method for improving the security performance of a physical layer by an energy station. The communication system comprises a source node, a legitimate receiving node, an eavesdropping receiving node and the energy station; the energy station is equipped with N antennas, the source node is equipped with M antennas, and the legitimate receiving node and the eavesdropping receiving node are equipped with a single antenna respectively; the energy station and the source node constitute a wireless energy transmission subsystem; the source node and the legitimate receiving node constitute a wireless signal transmission subsystem; the energy station, the legitimate receiving node and the eavesdropping receiving node constitute a wireless interference signal transmission subsystem; and the energy station is provided with a beamformer w. The invention further relates to a method for improving the security performance of the physical layer by the energy station. The energy station can not only serve as a terminal to provide energy for the source node, but also can serve as an interference source and transmit a wireless interference signal, and the wireless interference signal generates relatively large interference to the eavesdropping receiving node, so the security performance of the physical layer is greatly improved.

The spiral lock comprises a body and a core within the body, featuring on the spiral key hole in the core and the spirally arranged hoodle holes on the said core, with the bottom of the spiral key hole connected with the hoodle holes which correspond to the holes on the body. A key, with its handle equipped with spiral teeth matched with the spiral key hole, is meant to match with the said spiral lock. The invention adds security with the effects of anti-poking and anti-vibration.

The invention relates to a biological feature information management method and system. The method comprises the steps of obtaining a fingerprint image which is input by a user and is used for carrying out identity authentication; identifying whether the user is a legal user or not according to the fingerprint image and a preset fingerprint template; if the user is the legal user, collecting a finger image of the user according to a preset sampling frequency; judging whether the finger image is the finger image of a living body or not according to a preset living body detection rule; and determining whether the identity authentication is successful or not according to a living body identification result. According to the embodiment of the method and the system, through collection of the fingerprint image, whether the user is the legal user or not is identified, through collection of the finger image of the user, whether a finger of the user carrying out press operation is a living body finger or not is determined, so the problem that an illegal user disguises as the legal user through utilization of disguise technologies such as fingerprint membrane and steals the biological feature information of the user is solved, and the security and confidentiality of the biological feature information management system are improved.

The invention discloses a three-channel carrier index differential chaos shift keying modem and method, which belong to the technical field of chaos communication. Three-channel index modulation is realized by two layers in an inter-channel mutual reference mode, the two layers of modulation are distinguished by chaotic signals and Hilbert signals which are mutually orthogonal, and the signals aremodulated and demodulated by using an index mapping rule and an anti-index mapping rule. On the premise of occupying the same frequency band, in comparison with the existing carrier index differential chaos shift keying system whose reference signals only serve as reference of information signals but do not carry any information, the information signals of each layer in the invention can also serve as reference signals for other layers in the case of information bit transmission, independent reference signals do not need to be transmitted additionally, and thus, a higher bit transmission rate, a higher spectrum utilization rate and better data security can be acquired, and the bit error rate can also be reduced.

Artificial intelligence Internet of Things charging valve and method are disclosed and relate to an Internet of Things device adopting two-dimensional codes, Alipay and WeChat for charging. The artificial intelligence Internet of Things charging valve and method help solve the problem that a conventional heat metering method and a conventional payment method are not flexible and cannot meet the needs of people. The artificial intelligence Internet of Things charging valve includes a central processor, a water inlet pipe temperature sensor, a water return pipe temperature sensor, a storage circuit, an actuator, a valve body and a WIFI communication module. The device adopts all-electronic devices and is long in service life, simple in structure and high in flexibility and energy conservation performance. The guiding significance of the the artificial intelligence Internet of Things charging valve of the present invention is not only about facilitating charging operation, but also aboutencouraging users to save energy and reduce emissions. The artificial intelligence Internet of Things charging valve and method disclosed in the invention are wide in range of practical applications,simple in structure, and high in flexibility and compileability.

The invention brings forwards an internet-based device and method for security information interaction. The security information interaction device comprises: an interface circuit, which is used for connecting the security information interaction device to an internet terminal; an information input device, which is used for inputting security information by a user; a secure encryption/decryption device, which is used for storing and processing the security information; and an information reading device, which is used for reading information data from an external information carrying device. The secure encryption/decryption device carries out processing on the security information by combining the information data and carries out interaction with a security information processing server, so that a service function is completed at a secure channel. According to the internet-based device and method for security information interaction provided by the invention, flexibility and efficiency of an information processing system are improved; and security of the information processing system is enhanced and new application of an external information carrying device in an open network environment is extended.

The embodiment of the invention provides a network information data protection method and a network information data protection device based on a password technology. When information data is transmitting, a mixed password technology is used; when the information data is storing, a symmetric password technology is used, a storage area can be divided into blocks, and when in storage, a storage keycorresponding to the block is used for encrypting; an address converting table is set, and an actual information storage address is provided to the outside after conversion; and in addition, the information with different information sensitive grades (such as security levels) is stored by areas, and the information sensitive grades are corresponding to information reading permissions of users. According to the information data protection method and device provided by the invention, the active demands on information security protection in data sets in internal informatization applications of party and government offices and enterprise and public institutions can be met, and data and information security and secrecy under application modes such as virtualization, big data, cloud storage andapplication system informatization can be effectively ensured.

The invention discloses an unlocking method based on a mobile terminal and the mobile terminal. The method comprises that an unlocking interface is displayed on a screen of the mobile terminal, wherein the unlocking interface comprises a rotatable three-dimensional figure; a user's slide operation on the current display interface of the three-dimensional figure is detected, and unlocking points which are passed by the user's slide and corresponding to the current display interface are recognized according to an execution sequence of the slide operation; whether the recognized unlocking points are matched with a preset three-dimensional unlocking password is judged; and if the recognized unlocking points are matched with the preset three-dimensional unlocking password, the three-dimensional figure will be rotated and above operations are repeated until the user completes the slide operations of all the display interfaces of the three-dimensional figure, and the mobile terminal is finally unlocked. By the manner, the mobile terminal is unlocked easily and quickly, and safety and confidentiality of unlocking are increased because the unlocking method provided by the invention is based on the three-dimensional figure.

A voice outbound system disclosed by the present invention comprises a middleware server cluster, a set of databases and at least one outbound server, wherein the middleware server cluster obtains an outbound task and records the outbound task in the databases, and the outbound server calls the outbound task from the databases and initiates the outbound operation. An outbound task automatic outbound system constructed by the present invention realizes the outbound automation, and the task diversity is realized. According to the present invention, the seamless access of a heterogeneous system of the servers for pushing different businesses and the intermediate server cluster is realized by a universal interface, and further a multi-business expansion effect is realized.

The invention discloses a file safety management system based on a mobile terminal. The system is realized by an authority grouping module, an access identity authentication module, a key distribution module and a security classification management module, a terminal user and a user group are connected to a server by a wireless network and are connected with each other by the wireless network to transmit and receive a file; and due to the adoption of the methods such as access identity authentication, authority grouping and key distribution, not only can file authorization and security classification management in the mobile terminal be realized, but also the inquiry of a ciphertext can not be affected by the error of the ciphertext under the condition of the error code or packet loss of a wireless network, and the error code robustness is good.

The invention relates to a method for safely sending out data. The method comprises the following steps: dividing electronic file data of a user into a plurality of confidentiality levels according touser attributes and respectively storing the confidentiality levels by different storage media; configuring outgoing strategies for the electronic file data according to different confidentiality level labels marked on the electronic file data; carrying out electronic file data outgoing detection; when it is detected that the electronic file data is sent out, confirming the sending-out permissionof the electronic file data; when the user has the outgoing permission, carrying out the outgoing operation according to the corresponding outgoing strategy; when the confidential electronic file data has a leakage risk, utilizing the bound outgoing security software to automatically delete and destroy the electronic file data. According to the method, the problems of poor timeliness, poor security and confidentiality, inflexible file data receiving and sending operation and the like of file data sending in the prior art are solved, the whole process is simple, rapid and flexible, complex sending approval is not needed, and the security and confidentiality of the electronic data sending process are enhanced. The invention further relates to a system for safely sending out the data.

The invention provides a guest room door lock management method and device. The guest room door lock management method comprises the steps that room information of users successively reserving guest rooms is obtained, wherein the room information includes room numbers, room states and effective time; door lock verification files of the room numbers are obtained according to the room information and are sent the users; when the door lock verification files provided by the users are obtained through guest room scanning devices corresponding to the room numbers, whether the door lock verification files provided by the users are consistent to the obtained door lock verification files are verified or not; when the verification results are consistent, door locks corresponding to the room numbers are opened. The guest room door lock management method replaces a traditional guest room door lock management mode, so that much manual intervention in the guest room door lock management process is omitted, the confidentiality and safety of the door locks are improved, the labor costs and hardness costs are reduced, and improvement of guest room operating efficiency is also promoted.

The invention discloses an electromagnetic wave data transmission system, which includes terrestrial master information node, communication satellite, relay satellite, uplink control carrier, relay satellite antenna unit, the ground main information node is connected with the outside through the wired broadband, A main information node on that ground is connected with a communication satellite through a relay satellite, A telecommunication satellite includes a telecommunication satellite service area, The communication satellite is respectively connected with a mobile terminal and a ground data aggregation node, wherein the mobile terminal and the ground data aggregation node are arranged in the service scope of the communication satellite, the mobile terminal comprises a data aggregationnode, and the ground data aggregation node is arranged in the service scope of the ground data aggregation node; The invention not only reduces the upgrading requirement of the terrestrial wireless digital base station, but also reduces the application requirement of the wireless spectrum bandwidth. And avoid the problem of interference cancellation of electromagnetic wave peak and valley, and further increase the number of electromagnetic wave serial emission per unit time.

The invention discloses full-secret retrieval research of big data security, which is high-security file storage software aiming at solving the problems that secret files in enterprises are illegally stolen, the transmission process is captured, sensitive files are safely stored and the like. Functions of file security storage, file transmission channel encryption, document full ciphertext retrieval, picture retrieval, file sharing, authority hierarchical access and the like can be realized. The system is mainly divided into a client and a server, and file encryption and retrieval services (including document retrieval and picture retrieval) are performed through channel encryption interaction; the server side stores the ciphertext index of the file, retrieval is carried out in the server, and the data storage server only stores the encrypted file. In this way, privacy scanning and detection of the data server on the user are eradicated. And the data storage server supports a private cloud OpenStack and an FTP server.

The disclosed data privacy system, which is used in the electric device of mobile phone to encipher and decipher data for protection, comprises an encipher/decipher control program, a setting module, an input module, and a processing module. This invention applies special command data to start the stored encipher/decipher control program and execute encipher/ decipher operation according to user request, increases humanization in operation process, and improves data security.