250results about How to "Improve storage security" patented technology

The invention relates to a Ceph-based network target range rear-end storage system design method, and relates to the technical field of information security. The invention provides a construction method of a network target range rear-end storage system under a cloud architecture in order to solve the problems existing in an existing network target range rear-end storage system. According to the method, the Ceph is combined with the OpenStack, the Ceph is used as Nova in the OpenStack; an identity authentication service Keystone of the OpenStack is bound with a Ceph object gateway at a storagerear end of a Glance, Cinder native component, and secondary development of management application is carried out based on a Ceph gateway module. The method can effectively improve the deployment efficiency and the storage security of the network target range. Therefore, the functions of second-speed starting of the virtual machine, real-time migration of the virtual machine, data fragmentation storage, data full backup, data incremental backup and the like in the network target range are achieved.

The invention discloses a repeating data deleting system and method applicable to cloud storage. The repeating data deleting system is based on strategies, a security agent and a random storage mechanism are adopted, a storage service is separated from a security service, the space utilization rate of cloud storage is improved, bandwidth occupation of redundant data is reduced, and security of user data and privacies is improved at the same time. The system is mainly composed of a client, the security agent and the cloud storage, wherein the security agent is the most secure core and is mainly used for ensuring the security of the user data and privacies. The repeating data deleting system and method applicable to cloud storage have the advantages of being high in security, system efficiency, bandwidth utilization rate and the like, and can resist replay attack, impersonation attack and security threats brought by partially trusted cloud storage providers.

The invention provides a data storage device and a method, wherein, the data storage device comprises a memory control unit and three memories. The memory control unit comprises a security module anda logical-physical address configuration module, and receives a logical address and a writing data from a host under a writing operation; the security module is responsible for judging whether the logical address belongs to one of key physical addresses stored in a third memory, if so, a logical-physical address mapping table in a second memory is searched according to the logical address to obtain a key physical address; and then the logical-physical address configuration module configures a physical address laid aside in a first memory and stores the above writing data to the logical address, and updates the logical-physical address mapping table in the second memory. The invention is conducive to improving the security of data storage.

The invention relates to a method for protecting data of a cloud storage system. The cloud storage system comprises a cloud central authorization mechanism, a client processing module, cloud severs and a plurality of cloud attribute authorization mechanisms. The cloud attribute authorization mechanisms manage attribute information of registered users. The method for protecting the data of the cloud storage system has the advantages that the method is based on the various attribute authorization mechanisms specifically for attributes of the registered users, brand new encryption and decryption processes are designed for the user data stored in the cloud storage system, the safety of the user data stored in the cloud storage system is greatly improved, and risks that malicious users breach the attribute authorization mechanisms are spread as compared with an existing cloud storage system with a single authorization mechanism.

The invention relates to a refrigerator which comprises a refrigerator body. A refrigerating chamber is arranged on the upper portion of the refrigerator body, and a freezing chamber is arranged on the lower portion of the refrigerator body. A refrigerator door mounted on the refrigerator body comprises an inner door and an outer door. The inner door and the outer door form the refrigerator door which is of a double-layered door structure. When the refrigerator door is closed, the inner door is positioned in the refrigerator, the outer door facing users enables the users to open the refrigerator body, the inner door and the outer door are in rotating or sliding connection, and the outer door and the refrigerator body are in rotating connection. A plurality of special storage devices and lighting devices are arranged in the refrigerator body, the refrigerating chamber and the freezing chamber according to stored objects. The refrigerator is simple in structure and convenient to use, food can be effectively stored according to different packages or cleanliness, neatness and convenience levels of the food, the problems like scattering and odor tainting of the food or food materials are avoided, safety and convenience in storing of the food or the food materials are improved, and the refrigerator is in conformity with use habits of users.

The invention is suitable for the technical field of data treatment and discloses a data storage method and system. The data storage method includes that acquiring data to be stored, and storing the data in a non-relational database; carrying out data mining on the data in the non-relational database according to a preset time interval to obtain keywords of the data; building index of the data according to the keywords, and storing the keywords and index in a relational database. The data storage method and system lower the security data storage cost, improve the security data storage safety and improve the security data mining and inquiry efficiency.

The invention discloses an aluminum-based boron carbide composite material and a neutron absorption plate. The aluminum-based boron carbide composite material comprises the following components in percentage by mass: 15-35 percent of B4C, 0.5-7 percent of a Ti element and 60-84.5 percent of a Al element, wherein in the composite material, the existence form of the Ti element is as follows: the Ti element coats the surface of B4C particles in a TiB2 compound form. The neutron absorption plate is a plate made from the aluminum-based boron carbide composite material. The test proves that the elongation rate of the aluminum-based boron carbide composite material at normal temperature is 6-16 percent and is superior to that of the conventional composite material, and when the prepared neutron absorption plate is used, collision or thermal stress deformation can be resisted, and the plate is difficult to break, so that the storage safety performance is improved. Meanwhile, the tensile strength and neutron absorption performance can meet the application requirements.

The present invention relates to various IC cards and a method of writing data into the IC cards. A smart card comprises a microcontroller and an interface ensuring that the smart card can communicate with a reading/writing terminal. The microcontroller comprises a microprocessor, a ROM, a RAM, an EEPROM and an I/O circuit. The ROM, the RAM, the EEPROM and the I/O circuit are connected to the microprocessor through a data bus, wherein, an exchange zone used for writing data each time is arranged inside the EEPROM. The data structure of the exchange zone comprises exchange zone control information and a data exchange zone, wherein, the exchange zone control information comprises an exchange zone data effective mark, an exchange zone data writing times counter, an exchange zone data next empty block address, a data writing target address array, a bad block counter and an exchange zone data check code. A buffer zone which corresponds to and exchanges data with the exchange zone is arranged in the RAM. The smart card of the present invention is high in data storage security, and can guarantee data writing integrity and accuracy each time.

The invention relates to the technical field of block chains, and discloses a distributed file storage method and system based on a block chain, and the method comprises the steps: meta-information ofa to-be-uploaded file carried in a file uploading request is acquired when a coordination server detects the file uploading request of a client, a coordination server obtains the file size of the to-be-uploaded file from the meta-information, formulates a corresponding fragmentation strategy according to the file size, generates a file identification code according to the meta-information, and sends the fragmentation strategy and the file identification code to a client; and the client performs fragmentation processing on the to-be-uploaded file according to the fragmentation strategy and thefile identification code to obtain fragmentation data, and uploads the fragmentation data to a block chain node corresponding to the storage server for storage so as to realize distributed storage ofthe file. Potential safety hazards caused by the fact that the to-be-uploaded file is stored in the third-party server in the prior art are avoided, the storage pressure of the storage server is reduced, and the file storage efficiency and the storage safety are improved.

The invention discloses a distributed intelligent Internet of Things with high flexibility. The distributed intelligent Internet of Things comprises a public and private cloud service, a general control module, an intelligent module, an intelligent module expansion module, a function module and a function module peripheral, which are networked and connected in a flexible manner, so that owning and maintenance costs are reduced, the rapid deployment of the service is achieved, more application requirements are met by convenient combination. According to the distributed intelligent Internet of Things with high flexibility, through the definition of an standard interface, the flexible networking is achieved, the cost for primarily owning by a user is reduced, and the cost for subsequently required expansion is also reduced; through the convenient cloud service, each module is convenient to upgrade and maintain, and the maintenance cost is lowered; through the convenient, safe and economical cloud storage, the safe historic recording of key data can be achieved; through the developed network, convenient use is achieved at any time and any place; through the expansion of the function module, the deployment with the requirement of low cost is achieved; through the expansion of the intelligent module, the cost ratio of the intelligent module is reduced.

The invention provides a document storage method which comprises the following steps: generating document fragmentation seeds against a document; dividing the document into a plurality of document fragments according to the document fragmentation seeds; and storing the document fragmentation seeds and the document fragments. By adopting the method, the document can be fragmented or re-combined to the result document which has the complete fragments and contents incapable of being read directly, and the storage safety is higher.

The invention provides an intensive solar parking pavilion for electrocars. The electrocars need to occupy large space when the electrocars are used in large quantities and stored centrally, the process of storing and taking the electocars take up a lot of space, orderly storing-taking and centralized charging processes are difficult to achieve. The intensive solar parking pavilion comprises a rotary chassis, a solar roof and a plurality of storing-taking car single bodies, the solar roof is arranged on upper part of the rotary chassis the storing-taking car single bodies are arranged on the rotary chassis in the circumferential direction of the rotary chassis in a distribution mode, the bottom of each storing-taking car single body is hinged to the rotary chassis, the power supply end of the solar roof is connected with each storing-taking car single body, each storing-taking car single body is provided with a clamping mechanism, each clamping mechanism is correspondingly provided with one electrocar. The intensive solar parking pavilion is used outdoors.

The invention discloses a sample storage library and a sample storage method. The sample storage library comprises a sorting library and a storage library, wherein the sorting library is internally provided with a temporary storage rack, a scanning device, a test tube capping device, a test tube recycling device, a second manipulator and a third manipulator; and the storage library is internally provided with a storage rack and a fourth manipulator, and the storage library communicates with the sorting library. When test tubes are put in storage, the second manipulator conveys the test tubes to be put in storage to the scanning device for scanning, the test tube capping device caps the test tubes which are correctly scanned, the third manipulator conveys the capped test tubes to the temporary storage rack, and after the test tubes are placed on the temporary storage rack for a period of time, the test tubes are conveyed to the storage rack under the action of the third manipulator andthe fourth manipulator; and after the test tubes are placed on the storage rack for a period of time, the test tubes to be recycled are conveyed to the test tube recycling device under the action of the third manipulator and the fourth manipulator. Manual intervention is not needed in the warehousing, ex-warehousing, capping and recycling processes of the samples, full-automatic storage of the samples is achieved, and the test tube storage efficiency is improved.

The invention relates to an achievement method of custody, storage and intelligent management of important objects. According to the achievement method, by means of all-weather seamless real-time connection between ultrahigh-frequency RFID tags, RFID antennas, an RFID read-write mainframe and a data server, the objects in storage cabinets are monitored, the objects in each storage unit in the cabinets are under all-weather real-time monitoring, and monitoring signals of each storage unit are fed back to a computer system in time; meanwhile, when an abnormal situation happens, an alarm signal or prompt signal is sent out in time to inform the management staff; moreover, according to a storage cabinet system, object monitoring is not conducted through judging of whether or not a cabinet door is open, or times of open or close, so that a cabinet body scheme with or without the cabinet doors is implemented. By means of the storage cabinet system, the safety of custody and storage of the objects is greatly improved, and the problem of safety defects of existing storage cabinet systems is effectively solved.

The present invention discloses a hybrid SQLite3 safety access method. The method comprises establishing an identity authentication module and an access control module at an application layer, and establishing an encryption and decryption module at a physical storage stage. At the application layer, validity of user identity is verified through the identity authentication module; when the user identity is valid, authority level and extent of the roles that a user is in are verified through the access control module, so that whether operation required by the user on an SQLite3 database is satisfied is determined; and before the user accesses data in the SQLite3 database, the data are decrypted through the encryption and decryption module from a ciphertext form to a plaintext form. Unauthorized use of valid users and authority embezzlement of invalid users are effectively avoided, and a multi-level, multi-stage and configurable safety access method is provided for access of the embedded database SQLite3.

The invention discloses a cotton warehouse safety monitoring system based on a 3G network. The cotton warehouse safety monitoring system comprises a monitoring center upper computer, a data acquisition unit, a safety control unit and a 3G network, wherein the monitoring center upper computer comprises a monitoring host, a data server, an alarm unit, a printer and a Fire Department 119 monitoring station; the data acquisition unit comprises a temperature sensor, a humidity sensor, an infrared sensor, a smoke detector, a 3G video camera and a data collector; the safety control unit comprises a main controller, dehumidifying equipment, cooling equipment, a fire alarm controller and an automatic sprinkling system. The cotton warehouse safety monitoring system realizes wireless detection and control on the temperature and the humidity of a cotton warehouse through the 3G network in real time, and has automatic safe protection and firefighting functions. On one hand, the cotton storage quality and safety are greatly improved, and on the other hand, the problems of a wired communication system, such as complicated wiring, high investment cost and poor system expandability are solved.

The invention provides a large file storage method. The large file storage method comprises the steps that a large file is mapped into at least one catalog of at least one file system; an index of the large file records an initial address of a first catalog after mapping, the address of a storage region where the index of the large file is located and basic information of the large file; a plurality of data files are included in each catalog after mapping of the large file. According to the scheme of the large file storage method, the storage safety of the large file is higher.