51 results about "Encryption" patented technology

A system, method, and computer product that accelerates encryption and decryption of data while using both a static key and a dynamic key. The present invention eliminates intermediate decryption of data that is transmitted between computer systems. More particularly, encryption efficiency is improved by eliminating decryption of the statically encrypted data while incorporating the advantages of a dynamic key such as enabling rapid change of the dynamic key. The efficiency improvements reduce the computer resources required to protect the data and therefore stronger data encryption may be enabled with the saved computer resources. End-to-end security of the data is maintained without the need for trusted data servers.

The invention provides a security data storage method and system, which are applicable to processors supporting ARM TrustZone technology, and use an eMMC (Embeded Multi Media Card) supporting an RPMB (Replay Protected Memory Block) partition as a storage medium. The method comprises the following steps that trusted application programs, secure storage service programs and produced security data objects are protected by a trusted execution environment; the secure storage service programs provide set and access of the security data objects for the trusted application programs, and call an encryption and decryption module to encrypt and decrypt the security data objects; the encrypted security data objects are shared with eMMC RPMB drive programs in a non-trusted execution environment through a shared memory page; the eMMC RPMB drive programs in the non-trusted execution environment complete access and storage on the eMMC RPMB partition. According to the security data storage method and the system, the security data objects can be enabled to be stored reliably.

The invention discloses an android-based platform application installation control method and an android-based platform application installation control system. The method comprises the following steps of: encrypting a generated android application package (APK) installation file; issuing the application program of the encrypted APK installation file; and decrypting the application program of the encrypted APK installation file, and installing the application program in the system. The APK installation file is encrypted by internal encryption and external encryption and simultaneously installed by using the corresponding decryption installation, so that a user cannot acquire a complete APK installation file packet, the falsification danger of the APK installation file is avoided, and the security of using a mobile terminal by the user is guaranteed.

A system and method for processing messages with encryptable message parts. When constructing an encoded message, an encryption key of a plurality of identified encryption keys is used to encrypt message data of a message part. A key identifier is associated with the message part and identifies the encryption key used for the encryption of the message data of the message part. In at least one exemplary embodiment, encryption keys that are used to encrypt message data of message parts are provided in a separate message part, arranged by key identifier. In particular, the encryption keys, arranged by key identifier, may be provided in exactly one message part separate from the message parts containing message data. This allows for a compact message encoding.

The present disclosure relates to a method for updating a firmware component of a measurement and control technology device. The method includes: a segment-by-segment reception of a first firmware image; an authentication of the first firmware image based upon a first encryption method; a creation of a second authentication datum for the first firmware image via an algorithm that differs from the first encryption method; a re-transmission of the data used for updating the firmware component as a second firmware image; an authentication of the second-firmware image based upon the second authentication datum; and in the case of a successful authentication of the second firmware image, enabling and execution of the firmware program code.

A hand-held token for secure conveyance of encryption keys includes memory for holding a media key and at least one device key. Control logic reads the media key from memory, encrypts the media key based on the device key, and transmits the encrypted media key to a data storage device. The data storage device decrypts the encrypted media key using its own device key, which may have previously been downloaded from a token.

The invention discloses a network communication encrypting method and a system. The network communication encrypting method includes that a first communication party sends an encryption negotiation request to a second communication party to start encryption negotiation; the first communication party and the second communication party generate initial symmetrical secret keys respectively by means of a dissymmetrical encryption interactive mode to achieve encryption negotiation; the first communication party encrypts a data packet by using the initial symmetrical secret keys to obtain an encrypted data packet and updates the initial symmetrical secret keys by using a predetermined algorithm, and the updated initial symmetrical secret keys are used as symmetrical secret keys for next encryption; and the second communication party decrypts the encrypted data packet by using the initial symmetrical secret keys and updates the initial symmetrical secret keys by using the same predetermined algorithm, and the updated initial symmetrical secret keys are used as symmetrical secret keys for next decryption. According to the network communication encrypting method and the system, safety of information is guaranteed, simultaneously, the work amount of encryption and decryption of communication parties is reduced, and efficiencies of encryption and decryption and communication performances are improved.

Devices, methods and products are described that provide removable storage device data protection. One aspect provides a method comprising: ascertaining a protected removable storage device connected to an information handling device, said protected removable storage device having a first partition for storing data according to a first file system type, and a second partition for storing user data according to a second file system type; and responsive to said information handling device recognizing said second file system type, querying for user credentials to decrypt a data encryption key used to encrypt said user data of said second partition. Other embodiments are described.

The invention provides a method and system for wireless router authorized connection based on an NFC technology. The method is applied to a mobile device with an NFC module and a wireless router with an NFC module and comprises the following steps that step 10, an SSID and a wireless encryption mode of the wireless router are sent to the mobile device by the wireless router through the NFC module; step 20, whether WIFI of the mobile device is connected or not is detected by the mobile device, and if the WIFI is not connected, the WIFI is connected; step 30, a local WIFI network is searched for by the mobile device through the WIFI and the wireless router is connected according to the SSID and the wireless encryption mode of the wireless router. According to the method for wireless router authorized connection based on the NFC technology, convenient and rapid wireless router connection is achieved and the problem that an existing wireless router is complicated in connection process is solved.

The invention relates to a method for realizing encrypted communication, wherein when two communication nodes communicate, the first node sends itself media ability information and the communication encrypt ability information to the second node; the media ability information represents said node has media ability and the communication encrypt ability represents the node has encrypted communication ability; the second node based on the media ability and communication encrypt ability information, judges if it has the communication encrypt ability and the media ability crossed with the first communication node; if it has, the first and second nodes confirm the same data encrypted key, and use said media ability and the data encrypted key to process encrypted communication. The invention can avoid the communication information between the first and second communication nodes to be obtained illegally, and the illegal user can not analyze or read the content of obtained message, to improve the communication safety.

The method of inquiring and storing IoC information of the present disclosure is performed by at least one user terminal in an environment including a plurality of user terminals and an IoC information providing server. The user terminals are respectively provided with an event processing module, an IoC inquiry agent module, an encryption socket communication module and a P2P socket communication module.

The method comprises a first step of determining IoC information to be identification target when an event occurs, which is performed by the event processing module; a second step of requesting the encryption socket communication module and the P2P socket communication module to inquire the IoC information, which is performed by the IoC inquiry agent module; a third step of requesting IoC information to the IoC information providing server, which is performed by the encryption socket communication module; a fourth step of requesting IoC information to a P2P socket communication module of the other user terminal, which is performed by the P2P socket communication module; and a fifth step of storing IoC information receiving first among the IoC information requested at the third and fourth steps.

The invention provides a network connection method, a network connection device and a terminal. The network connection method comprises the steps of judging whether the SSID (Service Set Identifier), BSSID (Basic Service Set Identifier) and connection password of the wireless network access point are correspondingly stored in a preset safe network list or not when a wireless network access point is scanned; obtaining preset authentication information corresponding to the wireless network access point when the judging result is yes, encrypting the preset authentication information through a preset encryption key and sending the encrypted preset authentication information to the wireless network access point; detecting whether the response information of the wireless network access point for the encrypted preset authentication information is received or not; and determining whether to establish connection with the wireless network access point by employing the connection key or not according to the response information when it is detected that the response information is received. According to the technical scheme, the security of automatic connection with a wireless network can be effectively improved, the connection with phishing is avoided, the information security of the user is ensured, and the use safety experience of the user is improved.

The invention provides a goods positioning method, which comprises a setting step: generating a sole two-dimensional code for each piece of goods, wherein the two-dimensional code contains goods information; an initialization step: scanning the two-dimensional code of the goods by using a mobile terminal during goods loading, opening a mobile terminal positioning system and starting a goods physical position reporting mechanism; a position reporting step: periodically and continuously reporting a goods physical position to a server in the goods transportation process; and a position reporting ending step, when the goods is transported to the destination, scanning through the mobile terminal, unloading the goods, and simultaneously terminating the goods physical position reporting mechanism. Independent positioning and tracking data of each goods can be recorded by only using the mobile terminal with a positioning function, the positioning data of each goods from beginning to end are recorded, and an encryption method for the mobile terminal is designed for a small data block, so that the running speed is high and the occupied memory is small.

The invention provides a method for restoring encrypted information in an encryption card. Based on a backup mechanism, the method ensures that in an environment of a plurality of administrators, when one administrator updates a protection key in a card, the function that other administrators without updated protection keys still can descript sensitive data, start the service function of the encryption card and guarantee that the normal work of the encryption card is realized.

The invention discloses a data transmission method, device and system, a storage medium and an electronic device. The method comprises the steps of: obtaining a network data access request triggered based on a target webpage in an application client, wherein the network data access request is used for requesting to acquire target resource data; responding to the network data access request, and sending an encrypted data acquisition request to the server; acquiring encrypted information returned by the server in response to the encrypted data acquisition request; encrypting the network data access request by using the encryption information to obtain access encryption data, and sending the access encryption data to a server; and acquiring a data access result returned by the server under the condition that the server accesses the encrypted data by using decryption matched with the encrypted information and acquires the target resource data. According to the invention, the technical problem of low security in the data transmission process is solved.

The invention discloses a coal mine management system and method, and belongs to the technical field of internets. A gas monitoring unit is used for monitoring a plurality of environment quality parameters in a mine, encrypting the plurality of environment quality parameters through a first preset encryption algorithm and transmitting the environment quality parameters to a management server; a video collection unit is used for collecting video frames of the mine, obtaining video streams, encrypting the video streams through a second preset encryption algorithm and transmitting the video streams to the management server; the management server is used for decrypting the encrypted plurality of environment quality parameters through a first preset decryption algorithm, decrypting the encrypted video streams through a second preset decryption algorithm, carrying out safety assessment on the mine according to the plurality of environment quality parameters and the video streams, and obtaining a safety assessment result of the mine; and a first terminal used for logging into the management server through an application program and obtaining the safety assessment result from the management server. According to the invention, the working efficiency is improved.

The invention relates to a method for realizing encrypted transmission on 2833 information in CDMA. Wherein, when building call, in the call, and after the call, it expands the parameters of interoperation standard protocol, to make the signal transmitted in the A1p chain circuit between the base station controller (or target base station controller) and the mobile exchange center be able to carry 2833 encrypted control information; the mobile exchange center sends said key to the media network gate (target media network gate); the media network gate (or target media network gate) recovers the key; therefore, the base station controller (target base station controller) and the media network gate (or target media network gate) van use the same key to decrypt the sent or received 2833 information. The invention, via the encrypted 2833 information transmitted between the base station controller and the media network gate, improves the safety to transmit 2833 information by A2p port.

The method for creating communication encryption keys for use over a communications channel comprises the steps of: selecting a code number for a user or web browser; selecting the two highest prime numbers, excluding 1 and the code number itself, in the code number; determining if each of these prime numbers is greater than the square root of the code number; and, if so, establishing with a web server two communication encryption keys equal to the two highest prime numbers.

The invention discloses an outdoor public place pre-ordering apparatus, which belongs to the field of electronic products. The outdoor public place pre-ordering apparatus comprises a microcontroller and peripheral equipment, a liquid crystal display screen, a battery box, a buzzer, a mechanical encryption lock, a housing and five keys; a power supply is connected with the microcontroller and the liquid crystal display screen; the keys are connected with the microcontroller as input ends; the liquid crystal display screen and the buzzer are connected with the microcontroller as output ends; the fives keys, the liquid crystal display screen, the buzzer and the microcontroller are connected and arranged in the housing; and the mechanical encryption lock is fixed on the battery box. The outdoor public place pre-ordering apparatus has pre-ordering, querying, verifying, stopwatch and countdown functions, and can bring great convenience to the life, entertainment, study and scientific research of people.

The invention discloses a method for achieving dynamic short message encryption between a cell-phone application procedure and a host. The cell-phone App sends a control short message to the host, and the content of the short message can be changed along with a timestamp, so that encryption is achieved; when the control short message is sent to the host by the cell-phone App, the content of the short message is changed along with change of time; due to the fact that the content of the short message is encrypted along with change of the time, the user cannot directly read the content of the short message, and the same short message cannot be used continuously after five minutes, so that the short message is prevented from being intercepted by other people for illegal use. The method is further suitable for data interaction in a non-short-message mode.

The invention discloses a repositioning processing method which comprises the following steps: the type of repositioning is as follows: when the repositioning does not involve a service radio network subsystem of user equipment, a target radio network controller (RNC) checks out that an encryption algorithm currently used by a source RNC in a repositioning request message is not matched with the encryption algorithm selected by a target RNC; and the target RNC returns a repositioning failure message to the source RNC. The invention also discloses a repositioning processing system. In the system, when the encryption algorithm currently used by the source RNC is not matched with the encryption algorithm selected by the target RNC, the target RNC returns the repositioning failure message to the source RNC through a repositioning failure message feedback unit. By adopting the method and the system, the problem of repositioning process failure caused as the encryption algorithm selected by the target RNC is different from the encryption algorithm currently used by the source RNC in the scene of SRNS repositioning not involving the UE can be solved.

The invention discloses a content copyright protection method based on original video data transformation encryption, and the method specifically comprises the steps: carrying out the encryption of geometric structure transformation of original video data contained in a to-be-played file, and generating geometric transformation encryption algorithm description information embedded in the to-be-played file; obtaining a playing address which is sent by a user and corresponds to the to-be-played file; performing validity verification on a player called by the client through a DRM plug-in, and driving the DRM plug-in to obtain a to-be-played file corresponding to the playing address when the verification is passed; and based on the geometric transformation encryption algorithm description information carried by the to-be-played file, performing geometric structure restoration decryption on the to-be-played file through a geometric transformation decryption plug-in carried by the client, and playing the decrypted to-be-played file on the called player. According to the embodiment of the invention, the original video stream of the to-be-played file is subjected to encryption and decryption processing of geometric structure transformation, so that the security of video file propagation is improved.

The invention provides a cross-platform information source speech encryption method and a cross-platform information source speech encryption device. The cross-platform information source speech encryption method comprises steps that a mobile terminal of a transmitting party is used to acquire and process transformed standard PCM data, and is used for the sound effect processing, the routing processing, and the encryption processing of the standard PCM data sequentially to generate encrypted code flow data; the coding modulation of the encrypted code flow data is carried out, and after carriermodulation, the mobile terminal is used to transmit the code flow data after the coding modulation to a base station; by adopting the base station and a core network, the code flow data is transmitted to a mobile terminal of a receiving party; the mobile terminal of the receiving party is used to receive the code flow data, and the decoding modulation, the decryption, the mixing, and the routingprocessing of the code flow data are sequentially carried out, and a correct channel is selected to transmit the code flow data, and downlink gain is adjusted, and then the code flow data is played after gain optimization. A problem of strong dependence of conversation encryption on a hardware platform is well solved, and the provided encryption method has higher safety performance, and project design adopts a modularization concept.

A method and an apparatus for tobacco processing using blockchain encryption are disclosed. The apparatus for tobacco processing comprises a motor-driven conveyor 100 having a plurality of tobacco blocks 101 disposed in an abutting manner on a conveyor belt, the upper end surface of the conveyor 100 is fixedly provided with connecting rods 127 which are laterally symmetric, the upper end surfacesof the connecting rods 127 are fixedly provided with a pressure plate 102, the pressure plate 102 is internally provided with an eruption cavity 126 which vertically penetrates the pressure plate 102,a mounting box 400 fixed with an external frame is arranged above the pressure plate 102, the rear end wall of the mounting box 400 is internally fixed with a driving moor 402, the front end surfaceof the output shaft of the driving motor 402 is fixedly provided with a driving gear 401, and a driven gear 405 is meshed below the driving gear 401. The apparatus uses the rotary jet steam to humidify the tobacco, cuts the tobacco by a one-time forming method, and utilizes an automated method to add an additive to the tobacco, thereby effectively improving the production efficiency.