20results about How to "Improve security strength" patented technology

The invention discloses a method and a device for determining a checking result of target equipment and electronic equipment. The method comprises the steps that a checking instruction sent by a target object is received, and the checking instruction carries a target device identifier; in response to the verification instruction, establishing a remote connection with the target device according to the target device identifier; determining a target checking list according to the equipment parameters of the target equipment and the to-be-executed task; and controlling the target equipment to check according to the target check list to obtain a check result. According to the method and the device, the problems that a conventional checking means is adopted for detection when checking is carried out on the target equipment before the to-be-executed task is executed, pertinence is not achieved, and the technical problem that accurate and timely checking is difficult due to the fact that timely updating is difficult to carry out after the equipment is updated in the prior art are solved.

The invention particularly relates to an enhanced application method of a quantum key in nuclear power industrial network encryption transmission, which is characterized in that session key negotiation is enhanced through quantum key XOR based on a comprehensive security gateway in a network. According to the method, the quantum cryptography technology and the IPSEC cryptography protocol are deeply fused, and a layer of quantum key is introduced to perform XOR enhancement on the session key, so that the security of nuclear power industrial network encryption transmission is remarkably improved, the purpose of resisting quantum computing attack is achieved, and the network security transmission of key data is guaranteed.

The utility model provides an injection molding machine safety door capable of changing molds in multiple directions, which comprises a safety door body mounted on a rack of an injection molding machine, a baffle is arranged on the rack, and a distance is reserved between the baffle and one end of the rack, so that a feeding and discharging space with an unshielded upper end is formed between the end part of the rack and the baffle; a lower sliding rail horizontally penetrating through the feeding and discharging space is arranged at the lower end of the rack, a lower pulley clamped with the sliding rail is arranged at the lower end of the safety door body, and the feeding and discharging space is opened or closed through sliding of the safety door body; when the safety door body is opened, the upper end of the feeding and discharging space is not shielded, so that the feeding and discharging space is not limited by the height, mold replacement can be achieved from the two sides of the injection molding machine, and operation is easy and convenient.

The utility model discloses a multifunctional movable climbing safety ladder which comprises a base and a safety ladder body arranged on the top face of the base, and universal brake trundles are fixedly connected to the bottom face of the base. The outer wall of the safety ladder body is fixedly connected with a U-shaped protective cage; the safety ladder body comprises a stand column fixedly connected to the edge of the top of the base, an inclined ladder fixedly connected to the other edge of the top of the base and a plurality of connecting rods arranged at the positions, close to the top end, of the inclined ladder and the stand column at equal intervals. The base, the inclined ladder and the upright post form a stable triangular structure; the length of the inclined ladder is greater than that of the upright post; the outer walls, close to the bottom ends, of the inclined ladders and the stand columns are fixedly connected with the same set of reinforcing rods. According to the utility model, the safety ladder body can be driven to move, meanwhile, in-situ locking and braking can be realized, the safety ladder body is prevented from moving during operation, and the safety ladder is convenient to move and use.

The invention provides a credible video acquisition method and device and a readable storage medium, and the specific implementation scheme is as follows: executing system integrity measurement after system power-on is completed, and obtaining measurement log information; calling an internal private key to sign a PCR metric value in the metric log information to obtain a signature value; sending the signature value and a built-in digital certificate to a verification platform; and receiving an equipment verification result fed back by the verification platform after performing dual verification on the signature value and the digital certificate, and if the equipment verification result indicates that the verification is passed, enabling the system to enter a video acquisition state. According to the scheme, a verification mechanism of the video acquisition equipment is provided, the data acquisition credibility of the video acquisition equipment is improved, in addition, the verification platform executes dual verification including the digital certificate and the system integrity on the video acquisition equipment, the security intensity of verification of the video acquisition equipment is improved, and the user experience is improved. And the data acquisition credibility of the video acquisition equipment is fully ensured.

The application relates to a data interaction method of a check-in system, a check-in system and a computer device. When a user password fed back by a server is acquired, a password synchronization header can be determined by determining original data of privacy and first local information associated with a user end; the original data is encrypted by the user password and the first local information to obtain encrypted data; when the encrypted data and the password synchronization header are data-encapsulated, encapsulated data sent to the server is obtained. Since the password synchronization header is a generation element of an encryption key, and each original data corresponds to an encryption key, when privacy protection of a large amount of user data is involved, the encrypted data and the password synchronization header are directly data-encapsulated, a password fed back by the server does not need to be acquired, and the password can be dynamically generated without being set by the user, so that the security strength of interaction between user data is improved.

The embodiment of the invention provides an anti-quantum hybrid cryptographic gateway and a data transmission method, and belongs to the technical field of network security. The gateway comprises a quantum key management module used for obtaining a quantum key and a quantum random number generated by a quantum key distribution network; the entity authentication module is used for executing challenge response authentication on the communication terminal; the hybrid certificate management module is used for executing hybrid certificate authentication processing; the mixed key negotiation module is used for executing mixed key negotiation processing to generate a communication session key; and the encryption tunnel module is used for establishing an anti-quantum encryption communication tunnel based on the communication session key and executing encryption transmission processing of communication data through the anti-quantum encryption communication tunnel. According to the scheme, the anti-quantum encryption communication tunnel with a key derivation and quantum key dynamic refreshing mechanism is constructed, so that the transmission security and stability of the communication data in an anti-quantum attack environment are improved.

The embodiments of the present disclosure provide a data access method and device. The data access method includes: first, in response to receiving an initialization request sent by a client, using a preset private key and preset parameters to obtain initial parameters corresponding to the initialization request according to the file version and the current operating environment, wherein the initialization request includes the text version of the Javascript file and the current operating environment, and then sending the initial parameters to the client so that the client initializes the initial parameters based on the preset public key and obtains the access parameters corresponding to the access operation, and then in response to receiving an access request sent by the client, based on the preset parameters, the access parameters in the access request are parameter verified, and an access result corresponding to the verification result is generated, and finally the access result is sent to the client so that the client presents the access result, thereby realizing request replay detection for data access and improving the security strength of data access and adaptability to different environments.

The application discloses a lightweight authentication method for an unmanned system, wherein a ground station part is configured to realize safe registration of a UAV node under a trusted channel, and realize safe authentication and safe communication with the UAV node under a non-trusted channel; and the UAV node part is configured to extract an ID of itself from a physical unclonable function as a private key of the UAV node, and generate a public key, so as to complete binding of the UAV node and the physical unclonable function. The UAV node private key is generated by the integrated physical unclonable function in the UAV node, so that unique binding of the UAV node is realized, the corresponding private key is not taken out of the UAV node, and the possibility of being copied and the possibility of private key leakage are greatly reduced. The preset information can maximally reduce the cost of executing an identity authentication protocol after the UAV takes off. The security strength is simultaneously enhanced by negotiation and preset information, the flexibility of the protocol is increased, and the calculation efficiency is improved.

The present invention relates to the technical field of butterfly valves, and in particular to a high-temperature wear-resistant butterfly valve. It comprises a valve seat, the middle part of the valve seat is sealed and rotatably connected with a rotating ball, the middle part of the rotating ball is provided with a channel, the inner wall of the channel of the rotating ball is fixedly connected with a seal made of wear-resistant material, one side of the rotating ball is rotatably connected with a first connecting shaft and the other side is rotatably connected with a second connecting shaft, the first connecting shaft passes through the first connecting member and the two are rotatably connected, a butterfly plate that seals with the seal is commonly fixedly connected between the second connecting shaft and the opposite ends of the first connecting shaft, the first connecting shaft passes through and is fixedly connected with a support frame and a limit plate, and a driving mechanism is provided between the valve seat and the second connecting member. The present invention reduces the impact force of high-pressure liquid on the butterfly plate by adjusting the rotation angle of the rotating ball, thereby preventing the liquid pressure from suddenly increasing and impacting the butterfly plate, causing the butterfly plate to deform and reduce the sealing performance.

The invention discloses a method for realizing high-speed data security transmission based on a counter mode, comprising: a security module establishes a two-way authentication connection with a security gateway, the security module initiates a master key request to the security gateway, and simultaneously sends an IP address to the security gateway; the security gateway distributes the master key to the security module; the security module and the security gateway respectively calculate random numbers based on the master key and adopt a counter mode, and then store them in an uplink session key queue and a downlink session key queue; when a terminal accesses a server, the security module extracts a session key from the uplink session key queue, and encrypts and protects the privacy of uplink data; the security gateway retrieves the corresponding master key based on the IP address, extracts the session key from the corresponding uplink session key queue based on the master key, decrypts the uplink data, and forwards the decrypted plaintext data to the server; the invention can ensure the credibility and security of high-speed data transmission, improve throughput and reduce data delay, and is simple to deploy.

This invention discloses an automated end-to-end management system for invoices with anti-counterfeiting tracking capabilities, including a traceability anchor point generation module, an anti-counterfeiting verification and classification module, a watermark injection and circulation module, and a cross-system verification module. This invention generates physical feature fingerprints by fusing hash values ​​and QR code fault-tolerant distribution feature vectors, binding these fingerprints to invoice data to form traceability anchor points; achieves high-precision format verification based on pixel density feature comparison technology using micro-grid arrays; utilizes multi-dimensional semantic tags for intelligent classification and storage; employs invisible circulation node watermark technology to ensure cross-system circulation security; and combines a traceability graph reconstruction mechanism to achieve accurate tampering accountability. This invention effectively improves the reliability of anti-counterfeiting capabilities, achieves end-to-end tracking and real-time deduplication, and provides secure and efficient technical support for enterprise financial and tax management.

The utility model relates to the technical field of unmanned driving, and discloses a vehicle-mounted directional RTK positioning device which comprises a vehicle-mounted RTK terminal, a drainage assembly and a lifting assembly are arranged outside the vehicle-mounted RTK terminal, the drainage assembly comprises a first waterproof rain baffle fixedly installed on the top of the vehicle-mounted RTK terminal, and the lifting assembly comprises a second waterproof rain baffle fixedly installed on the top of the vehicle-mounted RTK terminal. The lifting assembly comprises a supporting base arranged at the bottom of the vehicle-mounted RTK terminal, a lifting structure is arranged at the top of the supporting base, and the drainage assembly further comprises second waterproof rain baffles fixedly installed on the outer walls of the front side and the rear side of the vehicle-mounted RTK terminal. The drainage structure comprises first drainage plates fixedly installed on the outer walls of the two sides of the first waterproof rain baffle, the purpose of collecting and draining accumulated water on the surface of the device is achieved, rainwater is prevented from permeating into the device to cause damage to parts, the safety of the device is improved, the rainwater is prevented from shielding the camera set, and the use stability of the pilotless automobile is improved.

The utility model relates to the technical field of bidding and tendering storage equipment, and discloses a safety password cabinet which comprises a cabinet body, a separation assembly is arranged in the cabinet body, a security assembly is arranged in the cabinet body, the separation assembly comprises two sets of first sliding blocks arranged in the cabinet body, and separation structures are arranged outside the first sliding blocks. The security and protection assembly comprises a first cabinet door hinged to the interior of the cabinet body, a security and protection structure is arranged on the outer wall of one side of the first cabinet door, the separation assembly further comprises a first sliding groove formed in the inner wall of one side of the cabinet body, the separation structure comprises a first guide rod fixedly installed in the first sliding groove, and a first limiting hole is formed in a first sliding block. The purpose of separating the internal space of the password cabinet is achieved, different types of bidding and tendering files can be conveniently classified and placed, a manager can conveniently take and place different files, the working pressure of the manager is relieved, and the use experience of the device is optimized.

The invention discloses a management system and method based on digital image capitalization and revenue sharing. The system comprises a digital image creation module, an asset right confirmation module, an intelligent contract module and a commodity recommendation module. The method comprises the following steps: acquiring biological characteristic data of a user and generating a personal digital image; binding the digital image with a user account and carrying out asset right confirmation through a block chain; receiving a third-party business use request; executing the request based on the smart contract and automatically distributing earnings; and recommending matched commodities to the user based on the digital image features. According to the method, a complete technical closed loop from personal biological characteristics to digital assets which can be subjected to right confirmation, trade and sustainable realization is constructed, and the problems that virtual image commercial values are difficult to realize, right confirmation is complex, income distribution is non-transparent and the like are solved.

The utility model provides a novel tablet personal computer, and belongs to the field of intelligent equipment. The problem is solved. The problems that a horn, a motor and a microphone of a tablet personal computer are usually fixed in a welding mode, however, poor phenomena are prone to occurring in welding, use inconvenience is brought to a user, and the production cost is increased are solved. The novel tablet personal computer comprises a tablet personal computer body, the tablet personal computer body comprises a shell for protecting the computer body, a display screen, a touch screen, a PCBA board and a wire, the touch screen, the PCBA board and the wire are located on the display screen, and the PCBA board is provided with a terminal connecting assembly. The utility model has the advantages of improving the product quality and reducing the cost.

The invention provides an image encryption method and an image decryption method based on heterogeneous neural network synchronization with uncertainty, and relates to the technical field of image processing. The method comprises the following steps: under the condition that a driving system and a response system realize synchronization, acquiring at least two groups of chaotic sequences generated by the driving system in a synchronization state; fusing the at least two groups of chaotic sequences to generate a composite chaotic sequence; and based on the composite chaotic sequence, performing encryption processing on the original image to generate an encrypted image. And at least two groups of response chaos sequences generated by the response system in a synchronous state are obtained, the at least two groups of chaos response sequences are fused to generate a composite response sequence, and then the encrypted image is decrypted by using an encryption reverse process. According to the embodiment of the invention, the multiple groups of chaotic sequences generated by the heterogeneous neural network with uncertainty in the synchronous state are fused, the composite key with more complex dynamic characteristics and higher randomness is generated, and the security strength of an image encryption system is improved.

The invention discloses a security key distribution system, method and chip based on a physical random entropy source, and the system takes a high-credibility physical random source as a root of trust, and safely pre-distributes an entropy material to a terminal dedicated chip through a credible charging station network to form a hardware-bound local entropy pool; during communication, the two parties can synchronously extract the same entropy segment from respective entropy pools without interaction based on a one-time seed and a preset synchronization algorithm, and then a session key is generated; the system supports online updating of a local entropy pool through quantum key distribution; the system constructs a complete trust transfer chain from a physical world to a digital world, solves the fundamental problem of key initialization and distribution of a large-scale cryptosystem, and has high security and high deployment efficiency.

The invention provides an identity authentication networking method between a low earth orbit satellite and a ground control center. The method mainly comprises three parts of system initialization, networking authentication and key switching. In a system initialization process, a low-orbit broadband satellite can interact with a node of a ground control center through a secure channel to complete registration of identity information, and a secret key is preset between the satellite and a satellite networking authentication system; in the satellite-ground networking authentication stage, the low-orbit broadband satellite and the satellite networking authentication system perform identity authentication through preset key information. In the key switching process, a strict switching time sequence process is designed to provide guarantee for key switching.

The invention provides a component verification method and device for an Internet of Things device and a readable storage medium, and the specific implementation scheme comprises the steps: reading device component information of an OTP storage area after the power-on of a device component is completed, and carrying out the self-verification based on the device component information, and obtaining a component self-verification result; sending a corresponding equipment component starting state to a verification platform according to a component self-verification result; receiving an identification random number generated by the verification platform in response to the equipment component starting normal state, and calling an internal private key to perform digital signature on the identification random number to obtain a signature value; and sending the signature value and a built-in digital certificate to a verification platform, so that the verification platform verifies whether the component of the Internet of Things equipment is a trusted component or not. According to the scheme of the invention, a part credibility verification mechanism of the Internet of Things equipment is provided, the part credibility of the Internet of Things equipment is improved, in addition, the part self-verification is carried out by the Internet of Things equipment, the second verification is carried out by the verification platform, and the safety intensity of equipment part verification is improved.