44results about How to "Achieve data security" patented technology

The embodiment of the invention provides a protection method for a database system, comprising the steps that A, login information inputted by a user is obtained; B, whether an operational instruction is allowed for the database or not is judged according to the login information; C, if the judgment that the operational instruction is allowed for the database is made, a database protection system configures a database port for the operational instruction; D, the database protection system executes the operation to the database system through the database port. The embodiment of the invention also provides a protection system for the database system. With the database protection system, the database server and applications are isolated. All accesses to the database have to access the database protection system, so that a data transmission channel is shielded and cannot be directly utilized by an attacker.

The invention discloses a protection method for confidential files and uses the sandbox principle for reference. When downloading files through a client program of a file management software, a user redirects the downloaded files into a virtual disk of a client computer and conducts all operations of scanning and editing files in the virtual disk; the modified and newly-created files during the file operation process are controlled to be redirected into the virtual disk and the courses not performed the redirected control are forbidden to access to the virtual disk; and finally, the edited files are uploaded to a server from the virtual disk to complete a process of file modification. The user can normally use the files in the virtual disk, but cannot copy or dump the files out, and the virtual disk is like a sandbox only importing but not exporting. The security software developed by using the method can be integrated with the file management software of a third party, so as to realize secure use and anti-disclosure of the confidential files on the client computer and improve the level of data security management of the user.

The invention discloses an RFID (Radio Frequency Identification Device) data transmission and authentication system and method. The RFID data transmission and authentication system comprises a checking reader-writer system at a user terminal and a background checking server system, wherein the checking reader-writer system at the user terminal comprises a checking reader-writer and an electronic tag; and the background checking server system comprises a checking server and a data center. Based on the data transmission and authentication system, the RFID data safe transmission and authentication method comprises the steps of a preparation stage of the electronic tag and a radio frequency identification field stage of the electronic tag. According to the RFID data transmission and authentication system and method, by using an electronic tag sleeping technology and combining with a private key encrypted EPC (Electronic Product Code), checking reader-writer identification and background server authentication as well as matching with a passive ultra-high frequency electronic tag, practicability for various kinds of special application occasions is enhanced, the security of target information is effectively protected, application cost is lowered, and RFID data security and a function of anti-counterfeiting identification are realized.

The invention provides a method for realizing the secure transmission of data in a cloud storage system. According to the method, when in the actual data transmission, the data are subjected to encryption through a symmetric algorithm or an asymmetric algorithm according to the size of the transmitted data volume; when mass data are transmitted, the data are subjected to encryption and decryption through the symmetric algorithm in order to ensure the throughput; and when a small amount of data are transmitted, the data are subjected to encryption and decryption through the asymmetric algorithm. The method is applied in the cloud storage system, so as to ensure the security of the data when the data are transmitted between a user and a cloud storage service system, thereby ensuring the privacy of the data of the user and realizing the real data security.

The invention provides a data safe transmission system and method based on an electronic tag. The method comprises the steps of electronic tag generation and electronic tag identification. The generation step of the electronic tag is used for generating the electronic tag. Under the sleep condition of the electronic tag, requirements of any readers can not be responded, information of the electronic tag is prevented from being pried upon by illegal readers, a legal reader sends a sleep release code to a radio frequency electronic tag to attempt to activate the sleep tag to read tag data, after the tag data are successfully read, and the tag data and an identify identification code are together uploaded to a verification server. The identification step of the electronic tag is mainly used for reading encryption information of the electronic tag, and identifying the electronic tag through the encryption information. Through identification and verification of the electronic tag, safety of data transmission is effectively protected.

The invention relates to the field of blockchain technology applications, and discloses a blockchain-based data traceability and strong encryption method and device, a medium and a system. The methodincludes the following steps: acquiring user registration information, generating a user authorization code and a query key according to the registration information, and returning the data back to users; receiving data upload requests of the users, and then receiving encrypted data I uploaded by the users who pass the verification; performing data sharing on the encrypted data I, recording and encrypting operation information and attribute information of all users on the encrypted data I to form encrypted data II, adding the encrypted data II to a block, calculating the encrypted data II by using different consensus algorithms according to application scenario requirements, and then writing the calculated encrypted data II to a blockchain; and receiving a user query request, performing identity authentication according to the query key, and providing blockchain query and download permissions for the users who pass the authentication to achieve data traceability. According to the scheme of the invention, the users can benefit from added values brought by shared data, and can also enjoy complete data privacy and data security.

The invention relates to a method and a processing machine for tensioned processing of complex contours of asymmetric work pieces, specially relates to a method and a processing machine for tensioned processing complex contours of asymmetric work pieces such as pilger rolling on a computer-controlled processing machine. In prior machinery design, complex contour can be obtained by the same cutting speed of cutters and relatively low acceleration force. According to the invention, the method involves machining a work piece by turning and milling with circular plates (11) as a cutting tool on amachine, wherein a tuning is carried out for rotationally symmetrical contour areas of the work piece, and a milling is carried out for asymmetrical contour areas of the work piece.

A virtual machine monitoring method and a system thereof are provided. The virtual machine monitoring method includes: detecting at least one hardware resource of an electronic device and storing corresponding hardware configuration data, detecting display information of the electronic device and storing corresponding display configuration data, connecting a server and receiving image data therefrom, establishing a virtual machine based on the image data, configuring the at least one hardware resource on the virtual machine based on the hardware configuration data, setting a display image on the virtual machine based on the display configuration data, and clearing the image data to end the virtual machine, so as to provide a user-friendly interface and achieve corporate data security.

The invention discloses a resource management method and system for data analysis and a readable storage medium. The method comprises the steps that a resource manager detects that corresponding usershave no reusable parser according to a code execution request which is sent by a scheduler, the resource use condition of the users and the total resource use condition of a big data platform are acquired, and according to the resource use condition of the users, the total resource use condition and resources which are applied by the users, whether or not the users have application permissions for applying new parsers is determined; if yes, the new parsers are distributed to the users according to the application permissions, and identification information of the new parsers is sent to the scheduler; the scheduler sends an execution request to the big data platform through a remote service manager and the new parsers according to the received identification information, so that the big data platform executes codes which are input by the users according to the execution request. According to the resource management method for data analysis, the resources among different users are separated through the parsers, and the resources are dynamically distributed for the users.

The embodiment of the invention provides a business data processing method based on a block chain, a related system and a node, which can be applied to the technical field of block chains, and the method comprises the following steps: receiving a metadata processing request sent by a target business node in the same block chain with the target business node; and determining whether the identifier of the metadata is valid based on a preset identifier setting rule, if so, triggering a preset smart contract, and sending an execution instruction corresponding to the identifier of the metadata and the operation type to a target service node and other service nodes in the block chain, the target business node and the other business nodes are enabled to execute the uplink operation for the metadata, and the smart contract is generated in advance based on a preset business data standard. According to the application, the security of business data processing, the reliability, the efficiency and the effectiveness of data processing standardization and business metadata management can be effectively improved, so that collaborative governance of the data security, the data standardization and the metadata management can be realized.

The invention discloses a software-defined network type industrial controller, which comprises a system layer, a control layer, a cloud platform with a virtual controller, a hardware layer and a communication module; the virtual controller is in signal connection with the hardware layer and the cloud platform through the communication module. By modularizing the hardware design, it is convenient to use the software method to describe the control functions, interface components, peripheral modules, etc. implemented by the controller, and form the virtual controller. The user uses the developerenvironment provided by the cloud platform to perform function development for a to-be-implemented control system. In the development process, the virtual controller is used as the object to completethe program design, interface configuration, and virtual simulation function. After the function development is completed, the result is pushed to the device end of the physical controller, and the controller receives the result and then submits it to the controller. A program interpreter performs responding and execution. Development and verification are carried out on the cloud platform, and theInternet is implanted at the beginning of equipment design. Obvious advantages are realized in the later use process.

The invention provides a method and system for storing enciphered data. The method for storing the enciphered data comprises the steps that according to a first strategy, a file to be stored is generated to be an encrypted file by a client side, and the encrypted file is sent to a strategy control server. The strategy control server acquires the size of remaining storing space of memorizer and the number of clusters. If the size of the remaining storing space of the memorizer is larger than or equal to the size of the encrypted file, the strategy control server acquires a file distribution table according to a second strategy. The strategy control server stores the encrypted file in clusters of remaining storing space of the memorizer according to the file distribution table and the encrypted file.

The present invention provides a technical scheme of a carrier pigeon competition management and competition analysis system based on a mobile terminal. The scheme is that the carrier pigeon competition management and competition analysis system based on the mobile terminal comprises a mobile application client, a cloud server and a web server; the mobile application client is interacted with the cloud server and the web server via a wireless network, the web server real-timely obtains the information in the network and stores the information in the cloud server, and the mobile application client can obtain the information from the cloud server and the web server, display the information, record the carrier pigeon information and upload the recorded information to the cloud sever to store. According to the scheme, the system can manage the carrier pigeon information effectively, promotes to improve the carrier pigeon species, analyzes the competition data, provides forceful foundation for the pigeon friend competition, and enables the carrier pigeon competition level of our country to be improved.

The invention relates to an encryption method and device for data exchange between a multi-core 8051 processor SOC and an off-chip FLASH. A secure realization device system comprises multiple 8051 processors, a JTAG Controller, a Code&Data SRAM and an encryption / decryption processing module; an encryption module comprises an MUX module, an Efuse module, a JTAG security module and a Spi flash controller module; and the processors perform external read-write on an SPI FLASH based on a unique CODE generated by the EFUSE module through the Spi flash controller module; a JTAG interface of the double-core 8051 SOC performs communication with the JTAG security module through the JTAG Controller, the JTAG security module performs encryption / decryption processing through the unique CODE generated by the EFUSE module, and finally data read-write exchange with the SPI FLASH is performed.

The invention relates to a livestock breeding circulation tracking method based on a block chain, an electronic device and a storage medium. The method comprises the following steps of acquiring the face feature information of each insured livestock through the imaging device to serve as the identity ID of the livestock; generating a data node for each livestock in the block chain system, whereineach data node comprises the insuring biological characteristic information, the insuring the health state and the insuring the breeding environment information; periodically updating growth data of livestock into a block chain system, slaughtering the livestock meeting a slaughtering requirement, segmenting the slaughtered livestock to generate a unique two-dimensional code, establishing an association relationship with a data node corresponding to the livestock, and uploading livestock related data which are transported and sold in a store to the block chain system to form a complete livestock database. The insured livestock life cycle is tracked by using the block chain technology, and the livestock information symmetry and the safety are realized.

The invention discloses a wearable equipment authentication device and an authentication encryption method. The authentication encryption method comprises a security support platform. The security support platform comprises wearable equipment, a cryptographic chip, a security agent module, a security agent server, a security management console and a server. The method comprises the steps that wearable equipment sends a network request to a cryptographic chip through an application program; the cryptographic chip receives the network request, encrypts the received network request and sends theencrypted network request to the security agent module; the security agent module transmits the received encrypted network request to a security agent server through an encryption channel; and the security proxy server decrypts the received network request and transmits the decrypted network request to a background server to complete security channel establishment, communication data encryption and credible authentication operation of the equipment. Security support and password service are provided for the wearable device, and communication security, data security and device trusted authentication of the wearable device are realized.

The invention discloses an RFID data transmission and authentication system and method. The system comprises: a verification reader-writer system at a user terminal, and a background verification server system, wherein the verification reader-writer system at the user terminal comprises a verification reader-writer and an electronic tag; and the background verification server system comprises an authentication server and a data center. Based on the above data transmission and authentication system, the RFID data transmission and authentication method proposed by the invention comprises a preparation stage of the electronic tag and an a radio frequency identification field stage of the electronic tag. According to the method and system disclosed by the invention, by adopting the sleep technology of the electronic tag in combination with the private key encryption EPC, the identity identification of the verification reader-writer and the background server authentication, and in cooperation with the passive ultrahigh frequency electronic tag, the practicality for various special application occasions is enhanced, the security of target information is effectively protected, the application cost is reduced, and RFID data security and anti-counterfeiting authentication functions are achieved.

The invention provides a method and a system of data hidden storage. The method comprises the following steps: a client end enables a file to be stored to generate an encryption file and sends the encryption file to a controller according to a first strategy; the controller acquires the size of the remaining memory space of a memorizer and the number of clusters; if the size of the remaining memory space of the memorizer is larger than or equal to the size of the encryption file, the controller obtains a file allocation table and sends the encryption file and the file allocation table to a file allocator according to a second strategy; and the file allocator stores the encode file to the clusters in the remaining memory space of the memorizer according to the received file allocation table and the encryption file.

The invention discloses a peer-to-peer security satellite high-precision enhanced network method constructed based on a P2P technology. The method comprises the following schemes of (1) a single-difference scheme in an NRTK service mode, (2) a non-difference scheme in an NRTK service mode, and (3) a technical scheme in a PPP-RTK service mode. The bottleneck problem that data of each unit reference station cannot be shared is solved, the'edge matching problem 'of location services of different units is solved, and high-precision location services with unified reference and consistent precision of a nationwide'network' are realized; high-precision positioning integrated service of the whole society is realized, data security of grid-connected service is realized, data benchmark unification of various families is realized, the problem of base station construction redundancy is solved, and great economic and social significance is achieved.

The invention discloses a law enforcement recorder intelligent supervision platform, a supervision system and a law enforcement recorder. An NB-IOT narrowband Internet of Things module is embedded inthe law enforcement recorder, and a platform is used for receiving real-time state information sent by the law enforcement recorder in real time, and the real-time state information comprises electricquantity, storage space, police officer information, a video recording state, a use unit, a GPS position and / or a video recording resolution; and when the electric quantity or the storage space is insufficient, the platform can automatically dial the telephone number of the corresponding police officer to carry out notification prompt. According to the invention, the current situations that an existing common law enforcement recorder cannot perform real-time supervision and a 4G law enforcement recorder cannot be practically applied are broken through; real-time state supervision of the law enforcement recorder can be realized, the situations of police officer negligence, police officer making excuses and the like in file system supervision are avoided from the technical perspective, caseascertainment is facilitated, and intelligent law enforcement of the law enforcement recorder is realized; moreover, when the law enforcement recorder deletes the copied video and audio data in an unauthorized manner, the intelligent supervision platform can give an alarm and lock the operation in time, so that the data security is realized.

The invention discloses a multi-system mobile phone and a switching method thereof, the mobile phone comprises a plurality of different mobile phone systems, the mobile phone is provided with a plurality of different unlocking groups, the unlocking groups comprise more than one unlocking mode, each unlocking group corresponds to a corresponding mobile phone system, and each unlocking mode starts the corresponding mobile phone system; the method comprises the following steps: (1) entering an unlocking desktop: inserting a power supply into the mobile phone, and pressing a power button to enterthe unlocking desktop, or pressing an unlocking button to enter the unlocking desktop in a mobile phone screensaver state; (2) inputting an unlocking mode to carry out unlocking verification: when theunlocking mode is verified as a first unlocking group, starting a first mode system, when the unlocking mode is verified as a second unlocking group, starting a second mode system, and when the unlocking mode is verified as a third unlocking group, starting a third mode system; and when the unlocking mode does not exist, not entering the system, prompting an error, and returning to unlock the desktop.

The invention provides an intelligent customer service method and system based on power grid business. The method comprises the following steps: after user identity authentication, starting question answering and question answering process monitoring; obtaining a question plain text according to the input type of the financial question information; extracting keywords from the question plain text to obtain structured question key fields; in combination with the identity information of the user and the background corpus of the financial question information, screening a recommendation intention analysis model and carrying out user intention analysis to obtain a user financial question; after the user confirms the financial questions of the user, obtaining financial answers of the user according to the financial questions of the user through a question answering model; after the user confirms the financial answer of the user, question answering and question answering process monitoring are ended. According to the intelligent customer service method and system based on the power grid business provided by the embodiment of the invention, the efficiency of financial centralized processing and the data security through a power grid financial sharing center can be improved.

The invention provides a method and a system for invisibly storing a file in an encrypted manner. The method includes the steps: receiving the file transmitted by a client by a file processor, generating an encrypted file according to a first strategy and transmitting the encrypted file to a controller; acquiring the size of residual storage space and the number of clusters of a memory by the controller; acquiring a file assignment table according to a second strategy and transmitting the encrypted file and the file assignment table to a file distributor by the controller if the residual storage space of the memory is larger than or equal to the size of the encrypted file; and storing the encrypted file in the clusters in the residual storage space by the file distributor according to the received file assignment table and the received encrypted file.

The invention discloses a data processing method and device, equipment and a storage medium, and belongs to the technical field of distributed database data desensitization and encryption. The method comprises the following steps: extracting name data and numeric data from to-be-desensitized data; performing character string conversion on the name data and the numeric data to obtain a target character string; encrypting the target character string to obtain desensitized data; and storing the desensitized data into a database. By means of the technical scheme, the data desensitization speed is increased, the data safety is enhanced, and therefore the data safety and autonomous controllability of the financial institution are achieved.