398results about How to "Reduce the risk of theft" patented technology

The invention discloses an access control system and a control method thereof. The access control system is characterized by comprising an access control controller, a fingerprint collector and an electric control lock. The access control controller is connected to the fingerprint collector and the electric control lock, and is used for controlling the electric control lock to open and close according to the fingerprint information collected by the fingerprint collector. The access control controller stores the fingerprint information table, which contains fingerprint information of different fingers of legal users, identification codes corresponding to the fingerprint information of each finger, and access control codes of each legal user. The fingerprint collector is used for collecting fingerprint information of users and transmitting the information to the access control controller. The electric lock is used for controlling the door to open and close according to the instructions sent by the access control controller. The access control system integrates the advantages of code input and fingerprint input together and largely improves the safety of the access control system.

The invention relates to the technical field of communications, and discloses an information transmission method, a client, a server and a computer readable storage medium. The method comprises the following steps: receiving user information input by a user; sending first login request information to the server; receiving response information returned by the server, the response information carrying first encrypted information, and the first encrypted information being information acquired by encrypting a random number generated by the server by an encryption key; decrypting the first encrypted information through the encryption key to acquire the random number, the encryption key being acquired by the client and the server respectively from own local sides; encrypting the random number and a password to acquire second encrypted information; and sending second login request information to the server, the second login request information carrying a user name and the second encrypted information. Verification information for each login is different, so that a replay attack can be prevented; and furthermore, the encryption key is not required to be subjected to network switching between the client and the server, so that the security of the encryption key is guaranteed.

The invention belongs to the technical field of communications, and provides a login verification method and a terminal device. The method comprises the following steps: receiving a login request sentby a target terminal, wherein the login request carries target account information and a target terminal device identifier; judging whether the target terminal device identifier exists in a pre-stored terminal device identifier; if it is judged that the target terminal device identifier does not exist in the pre-stored terminal device identifier, obtaining user identity information correspondingto the target account information; generating identity authentication prompt information according to the user identity information; sending the identity authentication prompt information to the target terminal; receiving identity authentication information returned by the target terminal, and judging whether the identity authentication information is matched with the identity information; and ifit is judged that the identity authentication information is matched with the identity information, allowing the target terminal to log in a server. As the login verification needs to be performed onthe login device for multiple times, the security of the login account is ensured, and the steal risk of the login account is reduced.

The invention discloses an identity authentication method, a terminal device, an authentication server, and an electronic device. The method comprises the following steps: receiving biological features of a first user, and obtaining account number information of the first user and a device identity of the terminal device; sending an identity authentication request to the authentication server; receiving identity confirmation information returned by the authentication server; receiving input biological features of a second user; sending a verification request to the authentication server; and receiving a log-in code returned by the authentication server, and making the second user log in through the log-in code. In the above way, the terminal device, where the first user succeeds in authentication, serves as a device for the second user to carry out authentication and log-in, and identities of the first user and the second user are authenticated on the same device, so the second user can succeed in logging in only when the first user provides guarantee, thereby ensuring that the second user utilizes a secure device to log in and guaranteeing security and reliability.

The invention discloses a data transmitting method and system, and a data receiving method and system. In the data transmitting method, configuration information is transmitted to a data receiving device through a predetermined channel, wherein the configuration information comprises identification information of n transmitting channels adopted in the first data transmitting process. Encryption is performed on the first data through a predetermined encryption key to obtain second data, the second data is divided into n first data packets, the n first data packets correspond to the n transmitting channels in a one-to-one manner, and each first data packet is transmitted to the data receiving device through a corresponding transmitting channel separately. The transmitted data is divided into a plurality of data packets after encryption, and the data packets are transmitted to the receiver through different physical channels, so the data crack difficulty can be increased, the data transmission safety can be enhanced, and the risk that the data is stolen can be greatly reduced.

The invention provides a data transmission method and an IoT system. The method comprises that in the process that intelligent household equipment makes UDP communication with a server via a first secrete key, a secret key changing instruction is sent to the intelligent household equipment in a UDP communication manner; a first feedback message sent by the intelligent household equipment in the UDP communication manner is received; under the condition that the intelligent household equipment establishes TCP communication connection with the server, a secret key changing request sent by the intelligent household equipment in the TCP communication manner is received; a second secret key which is generated randomly is sent to the intelligent household equipment in the TCP communication manner; and after that the intelligent household equipment receives the second secret key successfully, a second feedback message sent by the intelligent household equipment is received in the TCP communication manner. The secret key in the invention is changeable but not fixed, the changed secret key is transmitted in the TCP communication manner, and thus, the safety of data to be transmitted between the intelligent household equipment and the server is ensured.

Purpose of the invention is to disclose secure general transaction system, which is capable of connecting to multiple bank system and diversified mobile terminals. Thus, mobile terminal possesses payment function and function of collection of payment. Main technique is to setup payment system between mobile terminal and bank system. Through payment system, mobile terminal can connect to multiple bank system to implement transaction. Through the payment system, security of transaction is guaranteed.

The invention discloses a new energy vehicle operation and management method based on an internet information system. The method comprises the specific steps that users reserve new energy vehicles; anoperation and management center saves user application information and sends verification codes; vehicle-mounted monitoring terminals collect vehicle information and feed the vehicle information backto the operation and management center; the operation and management center re-plans paths and conducts vehicle fault handling; the users return the vehicles and pay money, and therefore the whole renting process is completed. The method aims at overcoming the endurance mileage defect of the new energy vehicles, the monitoring system integrates the new energy vehicles, charging stations and parking stations through the internet, the unified vehicle allocation and management of vehicle operation companies are facilitated, the method helps the users to easily obtain charging station information, the problem that the vehicles cannot be driven due to the power shortage of batteries of the vehicles is solved, the operation of renting and returning the vehicles by the users is simple and convenient, the vehicle stealing risk is reduced, and the operation income is increased.

The invention discloses a private key storage method and device, and related equipment. The private key storage method comprises the steps that a key negotiation application sent by a client is received, a corresponding key position is formulated according to the key negotiation application, a corresponding encryption key is generated at the key position, and the key position is a key position inan encryption machine; a private key of a target user sent by the client is received, and the private key is encrypted according to the encryption key to obtain an encrypted ciphertext corresponding to the private key; wherein the private key is used for signing, encrypting and decrypting transaction data in a target account so as to use virtual assets in the target account; and the encrypted ciphertext corresponding to the private key is sent to a trusteeship server, so that the trusteeship server stores the encrypted ciphertext corresponding to the private key. By adopting the embodiment ofthe invention, the user private key can be encrypted through the encryption machine, and the leakage of the user private key is effectively prevented, so that the security of the virtual assets of theuser in the blockchain network is ensured.

The invention provides a user account login method. The method comprises the following steps: after receiving the access request of the access page sent by the client end, the server end calculates the unique identifier of the client end equipment according to one or a combination of one or several of the user agent UA field, HTTP header information field, hardware information field and cookie field in the access request; At that server end, the identity login is carried out, whether the unique identification of the client equipment is saved in the common equipment list or not is detected, andif yes, the identity login is confirmed to be successful; If not, authentication is performed according to a payment password or a mobile phone number, and an authenticated client device unique identity is added to the list of commonly used devices. The present application also provides a user account login apparatus. The invention can improve the safety of the user account.

The invention discloses a park vehicle anti-theft system comprising a system server, a park unit, a QR (quick response) code device, a reader and a barrier unit. The system server exchanges data with the park unit and stores vehicle information. The park unit comprises recognizing devices disposed at an entry of and an exit of a park; the recognizing devices are used for recognizing the vehicle information and outputting the same to the system server. The QR code device is disposed at the entry of the park, acquires information of a currently entering vehicle from the system server and outputs a QR code certificate; the reader disposed at the exit of the park is used for reading the QR code certificate and outputting the read information of the QR code certificate to the system server; the barrier unit disposed at the exit is configured to receive an opening signal of the system server to let go of the vehicle; the system server generates the opening signal to the barrier unit according to the stored vehicle entering information and the received QR code information. The park vehicle anti-theft system has the advantages that accessing the park is finished through the QR code certificate, parking safety is guaranteed and vehicle theft is effectively prevented.

The invention discloses a stereo modular tower-type bicycle parking mechanical device. The stereo modular tower-type bicycle parking mechanical device comprises a rotating mechanism (3) used for rotating bicycles, a lifting mechanism (2) arranged on the rotating mechanism (3), a parking platform (5) arranged on the lifting mechanism (2), capable of rising and falling along the lifting mechanism (2) and used for bearing the bicycles, a clamping mechanism (1) arranged on the parking platform (5) for clamping front wheels of the bicycles, and positioning mechanisms (4) arranged on the periphery of the rotating mechanism (3) for fixing parking places. The stereo modular tower-type bicycle parking mechanical device is used for orderly parking the more bicycles in a limited area so as to solve the problem that parking of the bicycles is difficult in the area with the high crowd density.

The invention provides a vehicle alarm method and device. The method includes the following steps that: when it is detected that a vehicle is started, image information in a preset direction in the vehicle is acquired through a camera; face information is extracted from the image information, whether target face information matched with the face information exists in a pre-stored face information library is detected; and if target face information matched with the face information does not exist in the pre-stored face information library, alarm information is sent to a preset target terminal through the Internet of Vehicles, wherein the alarm information contains a vehicle identifier, vehicle position information and the extracted face information. With the vehicle alarm method and device of the invention adopted, the vehicle can be tracked timely, and the risk of being stolen of the vehicle can be decreased.

The invention discloses a vehicle anti-theft system and method of a parking lot. A first camera collects entry data of vehicles, a second camera collects exit data of the vehicles, a third camera collects parking and departure data of the vehicles, the cameras transmit corresponding data to a server via a router in a WLAN communication protocol transmission manner, the server extracts and stores license plate numbers, vehicle owner/driver head portraits and vehicle driving features of the vehicles as basis information for monitoring examination, whether a vehicle has a risk of being stolen is detected in real time, and if YES, the server notifies the vehicle owner and a parking lot manager for confirmation timely, and the vehicle is not released unless both the vehicle owner and the parking lot manager confirm there is no risk. Compared with the prior art, the system and method can overcome management vulnerability of vehicle monitoring, reduces the risk of being stolen of the vehicles, and the vehicle anti-theft system is safer and more reliable.

The invention relates to the field of electric motorcycles, in particular to an electric motorcycle burglary protection system capable of acquiring abnormal condition, transmitting acquired information to a motorcycle owner mobile phone, making an output control unitclosea charging-discharging function of a power unit when a power supply is non-loaded and starting GPS positioning and an external alarm unit. The system comprises an electric motorcycle body and is characterized in that the power unit is carried in the motorcycle body, the power unit comprises a battery core module and an anti-theft module, the anti-theft module comprises a processing unit and a communication unit, the processing unit is connected with an abnormal information acquisition unit, an external alarm unit and a reminding unit electrically. The communication unit is connected with an electronic control unit and a motorcycle owner mobile terminal through a wireless link, an anti-theft movable seal cover and a corresponding driving device are arranged on the outer side of an electric motorcycle body locking cylinder and are electrically connected with a processing unit, and the system is used for blocking the lock cylinder while avoiding lock cylinder damage.

The invention provides an access control method. An access controller is controlled by a mobile intelligent terminal to open a door. The method includes the steps that S1, the mobile intelligent terminal obtains a door opening authority; S2, the mobile intelligent terminal is connected with the access controller of a to-be-opened door and then judges whether the access controller conforms to the door opening authority or not, if yes, the mobile intelligent terminal sends a door opening instruction to the access controller and the access controller opens the door, and if not, the mobile intelligent terminal refuses to send the door opening instruction. The access control system is particularly suitable for the underground environment without an external network; the mobile intelligent terminal obtains the door opening authority on the ground and then moves to the underground, then the access controller can be controlled to open the door without the support of the external network; different from the door opening forms of keys and cards, copying is avoided, thievery risks are reduced, and safety and reliability are achieved.

An embodiment of the invention discloses a method and equipment for realizing intercommunication of an enterprise US system and an IMS network. The method includes: a gateway receives a message that a UC terminal is on line which is reported by a UC server, determines that the enterprise UC system carried in the message is a DID number corresponding to a number allocated to the UC terminal, and registers the DID number in the IMS network; and when the gateway receives a call request message of calling operator users which is initiated by the UC terminal, the gateway determines a DID number that a calling number carried in the call request message, the calling number is replaced with the DID number, and a call flow is initiated to the IMS network. In the method, business control of the UC terminal by an operator side is realized, and risks of theft-dialing are reduced.

The embodiment of the disclosure relates to an ECDSA algorithm-based signature generation method and apparatus, and a data processing system. According to the embodiment of the disclosure, during thepublic key generation process, partial public keys are generated at two electronic devices based on different parameter groups; the partial public keys generated by the two electronic devices are combined to obtain an integrated public key, so that the private key is not generated completely at any electronic device. Therefore, no integrated private key can be obtained even when one electronic device is cracked, so that the difficulty of stealing the private key is improved and the risk of stealing the private key is reduced. Moreover, during the signature generation process, encryption is carried out at the two electronic device respectively based on different parameter groups, so that the signature operation process is completed.