Abstract: Disclosed is a method and device for Bluetooth communication, the method including: initializing a center device object; obtaining a first device object corresponding to a device of Bluetooth 4.0 according to the center device; pairing with the device of Bluetooth 4.0 according to the first device object to obtain a second device object; obtaining a third device object according to the first or second device object; obtaining a target service corresponding to a preset service identification from the third device object; obtaining a first service according to the target service; obtaining target feature corresponding to a preset feature identification from the first service, realizing communicating with the device of Bluetooth 4.0 via the target feature. The target feature corresponding to the preset feature identification in the target Bluetooth device is obtained according to the center device, and communication with the target Bluetooth device is realized by using the target feature.

Abstract: A method for activating a mobile terminal token, comprising: a cloud authentication server generates a seed generation factor according to an activation request, and acquires a server seed secret key and saves the same according to the seed generation factor, and generates an activation code according to the seed generation factor, and generates an activation verification code and transmits the same to a mobile terminal, and encrypts the activation code using the activation verification code to acquire an encrypted activation code, and a cloud authentication management platform generates a two-dimensional code image according to the received encrypted activation code and transmits the same to a client for displaying, and the mobile terminal token acquires the encrypted activation code according to the acquired two-dimensional code image, and decrypts the encrypted activation code using the acquired activation verification code to obtain an activation code, and acquires the seed generation factor from the acti

Abstract: A working method of an NFC token. The method comprises: a micro control unit in a token performing system initialization; resetting a near field communication chip in the token and sending a near field communication chip setting instruction to the near field communication chip; waiting to receive a near field communication chip setting instruction return value; upon receiving the near field communication chip setting instruction return value, sending a first preset instruction to the near field communication chip; waiting to receive a first preset instruction return value; and upon receiving the first preset instruction return value, sending a second preset instruction comprising a dynamic password to the near field communication chip. The present invention has the beneficial effects that: the token is well compatible with a mobile platform, and is convenient to use, thereby simplifying the operation procedure of a user.

Abstract: The present invention belongs to the field of intelligent cards, and disclosed is a method for managing an application on a card. The method comprises: after receiving data sent by a running environment, a card content management module checking a card state; when the card state is not a first preset state or a second preset state, checking the received data; and when the received data meets a preset format, continuing to receive the data sent by the running environment to obtain a complete command, and performing a corresponding command to implement an association of applications on a card. The beneficial effects of the present invention are to provide a method for managing an application on a card, so that loading, installation, update, personalization, and deletion of an application on the card can be implemented.

Abstract: A barcode security authentication method. The method comprises: when a barcode acquisition request from an application server is received by an authentication server, same generates barcode information and returns the barcode information to the application server, where the barcode information is used for displaying a barcode image; a mobile terminal token end acquires the barcode information on the basis of the barcode image, generates a user mobile terminal token response value on the basis of the barcode information and of user mobile terminal token information of self, and directly transmits the user mobile terminal token response value to the authentication server for authentication. The present invention implements the technical effects in which the degree of security of identity authentication is increased while identity authentication is made more convenient and easier to operate.

Abstract: An online transaction method comprises: a visual financial IC card receives transaction transmission data sent by a client, and obtains transaction data from the transaction transmission data (S1); the visual financial IC card receives an online PIN inputted by a user, and performs encryption to obtain an online PIN ciphertext (S2); the visual financial IC card performs behavior analysis to obtain the card behavior analysis result, sets a first transaction result according to the card behavior analysis result, organizes a packet according to the transaction data, the online PIN ciphertext, the card behavior analysis result and the first transaction result, and sends the packet to the client (S3); the visual financial IC card receives an online response packet sent by the client, performs completion processing according to the online response packet so as to obtain the completion processing result, sets a second transaction result according to the completion processing result, and displays corresponding inform

Abstract: A one-time-password authentication method, comprising the following steps: a client establishes NFC with an NFC dynamic token, obtains a token serial number of the NFC dynamic token and a one-time-password from the NFC dynamic token; the client encrypts the one-time-password by using the token serial number and a second random number stored by the client, to obtain a third ciphertext, and sends the third ciphertext, the second random number, and the token serial number to a token server; the client receives an authentication success message or an authentication failure message returned from an application server. By means of the present invention, the one-time-password generated by the NFC dynamic token is obtained by using an NFC channel, and the one-time-password is sent to the token server for authentication. Therefore, errors and leakage caused by a user by manually inputting the one-time-password is avoided, and the security of the dynamic token is improved.

Abstract: A method for concluding electronic contracts and a server, comprising: a server receiving a contract file sent by a first client, converting said contract file into a contract image, and generating a contract identifier associated with said contract file and said contract image, then sending said contract identifier and said contract image to said first client; the server receiving the contract identifier, signing location information and signatory identity information sent by the first client, and sending said contract identifier, and the contract image and signing location information associated with the contract identifier to a second client; the server receiving said contract identifier and signature image sent by the second client, and writing the signature image into the contract file associated with said contract identifier according to said signing location information.

Abstract: A working method of an NFC dynamic token, comprising the following steps: after detecting that a preset press key is triggered, the NFC dynamic token activates NFC communication and builds connection with a mobile device via NFC channel; when the NFC dynamic token receives a second instruction from the mobile device, the NFC dynamic token obtains a seed key from the second instruction, stores the seed key and sends a message that writing is successful to the mobile device; when the NFC dynamic token receives a third instruction from the mobile device, the NFC uses self-stored seed data to generate a dynamic password and sends the dynamic password to the mobile device via the NFC channel. According to the present invention, the seed key is written into the NFC dynamic token via the NFC channel, which improves security and flexibility of the dynamic token.

Abstract: A method for manufacturing a smart card includes: planting a solder ball on the secure chip solder pad of the main circuit board; according to the position of the secure chip solder pad on the main circuit board, milling out a groove on the substrate on which the main circuit board is packed, such that the solder ball on the secure chip solder pad is visible at the bottom of the groove; packing the secure chip module into the groove, and by use of the solder ball on the secure chip solder pad, mounting the secure chip module onto the main circuit board. The method is capable of improving the quality of the wiring of the main circuit board; and increasing the scalability of the smart card.

Abstract: A method for updating seed data in a dynamic token comprises: an interaction interface sends user information to an application server for verification, receives a verification result returned by the application server, continuously receives dynamic token information when the verification result is valid, and sends same to the application server; the application server generates a request data packet containing the dynamic token information and application information and sends same to an authentication center; the authentication center acquires seed data corresponding to the dynamic token information and the application information and sends same to the application server; the application server converts the seed data into photosensitive data and displays same by means of the interaction interface; and the dynamic token obtains the seed data by acquiring the photosensitive data.

Abstract: Aspects of the present disclosure relate to a vehicle having one or more computing devices that may receive instructions to pick up a passenger at a pickup location and determine when the vehicle is within a first distance of the pickup location. When the vehicle is within the first distance, the computing devices may make a first attempt to find a spot to park the vehicle and wait for the passenger. When the vehicle is unable to find a spot to park the vehicle on the first attempt, the computing devices may maneuvering the vehicle in order to make a second attempt to find a spot to park the vehicle and wait for the passenger. When the vehicle is unable to find a spot to park the vehicle on the second attempt, the computing devices may stop the vehicle in a current lane to wait for the passenger.

Abstract: A work method for a smart key device. A host machine acquires data from a trusted server via a browser and then transmits the data to a smart key device; the smart key device performs a signing operation when the data transmitted by the host machine is received and when a user confirmed by pressing a key and then returns a signing result to the host machine; and the host machine transmits data returned by the smart key device to the trusted server to verify the validity of the smart key device. This implements rapid authentication of user identity, thus allowing highly efficient, secure, and expedited online transactions.

Abstract: Disclosed is a working method for a multi-seed one-time password, which falls within the field of information security. The method comprises: powering and initializing a one-time password, opening a total interrupt, initializing the state of a system, and then entering a sleep mode; when the one-time password detects the interrupt, awakening the one-time password from the sleep mode, and entering an interrupt processing flow; after the interrupt processing flow is ended, checking each awakening flag; and executing a processing flow corresponding to the set awakening flag. According to the present invention, a user can burn seed data into the one-time password by operating the one-time password, and can update the seed data in the one-time password. In addition, according to the present invention, the one-time password is capable of storing and managing a plurality of seeds.

Abstract: An implementing method for JavaCard application function expansion is provided, where a registering process includes: an expansion application processes a random number when receiving a registration command and sends a processing result, an expansion application identification and an expansion interface number to a master application; the master application verifies the process result, if verification is successful and an expansion application corresponding to the expansion application identification is installed, the master application sets a bit of an expansion point upon the expansion interface number, obtains and stores a handle of the expansion application; a state of an expansion interface registered by the expansion application is stored in the buffer.

Abstract: A method for actively initiating a connection to and communicating with an Apple device via USB, relating to the field of communications, and comprising: an Apple device attachment, when detecting access by a USB device, determines whether the accessing USB device is an Apple device (S1); the Apple device attachment establishes a device address for the Apple device (S2); the Apple device attachment acquires the current communication protocol setup of the Apple device, and determines whether the current communication protocol configuration of the Apple device is a preset configuration (S3); the Apple device attachment sets the current communication protocol configuration of the Apple device as the preset configuration (S4); the Apple device attachment notifies the Apple device to register the Apple device attachment to the Apple device (S5); the Apple device attachment establishes a connection with the Apple device (S6); the Apple device attachment periodically queries whether communication data has been sent

Abstract: A method of Bluetooth communication and a terminal thereof, which relates to communication technology field. A terminal includes a MCU and a first Bluetooth module and a second Bluetooth module which are connected to the MCU; the method includes that the first Bluetooth module and the second Bluetooth module of the terminal are powered up, the second Bluetooth module activates Bluetooth broadcast, sends a broadcast package containing a Bluetooth name to a host, the first Bluetooth module and the second Bluetooth module have a same Bluetooth name and the Bluetooth name contains MAC address information of the first Bluetooth module; when the second Bluetooth module receives a Bluetooth connecting event from the host, the second Bluetooth module actively disconnects from the host and enters low power consumption state; when the first Bluetooth module builds connection to the host, the terminal communicates with the host.

Abstract: The present disclosure provides a Bluetooth device and a working method thereof, which relates to application in information security field. The Bluetooth device includes a Bluetooth connecting module, a pairing module and a data communicating module. The working method includes a Bluetooth connecting process, a pairing process and a data communicating process, where the pairing process includes that the device computes an encryption key according to a preset authentication code, a first random number obtained from an initiator, a second random number generated by the device, encrypt the link encryption data containing a link encryption key by using the encryption key to obtain a link encryption request and sends the link encryption request to the imitator, and the initiator obtains the link encryption key from the link encryption request. The disclosure is compatible to the present Bluetooth protocol and enhances security in the Bluetooth device pairing process as well.

Abstract: Data writing and reading methods for a flash. The data writing method comprises: when remaining spaces of a data area and of an index area of a physical page are sufficient, sequentially storing present-instance write data into the data area of the physical page, and generating an index journal and sequentially writing same into the index area of the physical page; otherwise, organizing actual data in the physical page, storing the actual data into a data area of an idle page, and generating, on the basis of the actual data, an index journal and writing same into an index area of the idle page. The data reading method comprises: acquiring the actual memory address of to-be-read data on the basis of the index journal in the index area of the physical page, and reading the data from the actual memory address.

Abstract: A micro electronic instrument, wherein said micro electronic instrument includes a baseboard and a cover board; a first electronic circuit and a first contact electrode are arranged on the baseboard, and the first electronic circuit connects the first contact electrode electrically; the cover board covers on the baseboard, but there is a space between them, and the first electronic circuit is in the space between the cover board and the baseboard. A width of the electronic instrument is in a range from 11.95 mm to 12.05 mm, a thickness of the electronic instrument is in a range from 2.4 mm to 2.5 mm. The electronic instrument provided in the present invention is smaller than that in prior art, and it is more portable and more convenient for a user.