54results about How to "Troubleshoot technical issues with poor security" patented technology

The invention discloses an information processing method and electronic equipment. The method is applied to the electronic equipment. The electronic equipment comprises a virtual scene display device and an induction device. The method comprises the following steps: acquiring environmental information of a real environment where the virtual scene display device is located by using the induction device and generating safety warning information based on the environmental information; presenting a virtual scene through the virtual scene display device, wherein the virtual scene is independent of the real environment; meanwhile presenting the safety warning information in the process of presenting the virtual scene so as to give safety tips for users of the electronic equipment. Through the technical scheme, the technical problem of poor safety existing during use of the virtual scene display device in the prior art is solved, and the safety for use of the virtual scene display device is improved.

The invention discloses a debugging method and system of equipment. The method comprises the steps that a command line interface server establishes a debugging passage between a remote debugging client-side and a debugging command execution server, wherein the debugging command execution server is used for debugging the equipment to be debugged; the command line interface server receives a debugging command which comes from the remote debugging client-side; after the debugging command passes security certificate, the command line interface server sends the debugging command to the debugging command execution server; the command line interface server feeds back debugging information obtained from the debugging command execution server to the remote debugging client-side. According to the debugging method and the system of equipment, the technical problem that an equipment debugging pattern adopted in related technology is poor in network security is solved.

The invention discloses a pipe clamping device and an assembly machine, relating to the technical field of automobile spare part assembly and solving the technical problems such as poor safety in prior arts. The pipe clamping device comprises a first clamping head, a second clamping head, a connection member, a spring, a clamping drive mechanism and a clamping degree detection element, wherein two opposite ends of the first clamping head are in movable connection with the connection member and the second clamping head respectively, the clamping drive mechanism includes a cylinder, a forward solenoid valve, and a backward solenoid valve, the cylinder includes a cylinder rod, a forward air pipe joint and a backward air pipe joint, and the clamping degree detection element is arranged on the wall of the cylinder and outputs a clamping signal when the spacing between the first and the second clamping head is smaller than a predetermined safety distance. The assembly machine includes the inventive pipe clamping device. According to the invention, safety and working efficiency of the assembly machine are improved.

The present invention discloses a network security assessment method. The method includes the steps: obtaining network security risk factors, wherein the risk factors include an asset factor, a vulnerability factor, and a threat factor; establishing a network security assessment model according to the risk factors via a first preset rule; utilizing the network security assessment model to obtain evaluation values of the risk factors; obtaining credibility degrees of the risk factors according to a second preset rule; obtaining a network security evaluation value according to the evaluation values of the risk factors and the credibility degrees of the risk factors, wherein the network security assessment values are obtained by multiplying the evaluation values of the risk factors by the reliability degrees of the risk factors. The invention also provides a network security assessment system implementing the above method. The method and system solve the technical problem that the security defense technology in the related art has poor network security because the action is taken after an event and a possible network attack event cannot be predicted.

The invention discloses a communication method in high-speed railway operation, relates to the technical field of communication, and solves the technical problem that the safety of high-speed railway communication network is relatively low in the prior art. The communication method is applied to the high-speed railway communication network which includes a high-speed railway communication server and a base station, and the high-speed railway communication server is connected with the base station via microwaves. The communication method comprises that the base station determines whether the amount of user terminals connected to the base station exceeds a preset amount; when the amount of the user terminals connected to the base station exceeds the preset amount, the high-speed railway communication server starts a high-speed railway private network; when the amount of the user terminals connected to the base station does not exceed the preset amount, the high-speed railway communication server starts a public network; when the private network is started, the moving speed of the user terminals is detected by the base station; and when the moving speed of the user terminal is lower than a preset moving speed, the base station transfers the user terminals to a communication server of a nearby cell. Thus, the safety of the high-speed railway communication network is improved.

The technical proposal of the invention discloses a composite bathtub and a manufacture process thereof, and relates to the manufacture of the bathtub. The composite bathtub mainly comprises a flexible material shell, a shell, and a foamed polyurethane flexible material layer and a fiber bonding layer which are positioned between the flexible material shell and the shell as filling layers, wherein the flexible material shell is bonded to the foamed polyurethane flexible material layer and combined with the shell into a whole through the foamed polyurethane flexible material layer and the fiber bonding layer. The manufacture process for the bathtub is mainly characterized in that a mould for an inner shell of the bathtub is a mould for manufacturing the flexible material shell, and is an upper mould and a lower mould capable of absorbing the material of the flexible material shell; and in the flow of forming the bathtub, a polyurethane liquid is injected into an outer shell of the bathtub firstly, and then the upper mould absorbing flexible plates of the flexible material shell is placed into the outer shell of the bathtub, and the polyurethane liquid is foamed to become the foamed polyurethane flexible material layer. The product manufactured by the invention is flexible and full of elasticity, and improves the bathing comfort and using safety.

The invention discloses a target object recognition method and device and operation equipment. The method comprises the following steps of acquiring a first signal in a horizontal direction collectedby an acquisition device installed on the operation equipment; judging whether a target object exists in the horizontal direction of the operation equipment based on the first signal; when it is determined that the target object exists in the horizontal direction, acquiring a second signal in a vertical direction acquired by the acquisition device; and based on the second signal, determining the type of the target object. According to the target object recognition method and device and operation equipment, the technical problem that the target object in the advancing direction of the operatingequipment cannot be recognized in the related technology, so that the safety of the operating equipment is poor is solved.

The invention discloses a key negotiation method, device and equipment. The method comprises first-stage negotiation and second-stage negotiation; in the first-stage negotiation, an initiator negotiates with a responder through a security alliance load to obtain a first cryptographic algorithm, and then, the initiator and the responder obtain a working key for communication between the initiator and the responder by adopting a first cryptographic algorithm and interaction between the initiator and the responder; in the second-stage negotiation, the initiator sends a first hash load to the responder, so that the responder returns a second hash load, and the initiator calculates the first session key according to the second hash load and sends a verification hash load to the responder, so that the responder calculates the second session key and judges whether the verification hash load is consistent with the first hash load or not. According to the method and the device, the technical problems of relatively long negotiation time and relatively poor security between two communication parties due to a complex key calculation process in the prior art are solved.

The invention belongs to the technical field of lithium secondary battery positive electrode materials, and particularly relates to a positive electrode material, a positive electrode, a preparation method of the positive electrode, and a lithium secondary battery. According to the positive electrode material disclosed by the invention, lithium titanium aluminum phosphate and/or doped lithium titanium aluminum phosphate are/is used as the additive, so that the weight impact resistance of the lithium secondary battery can be remarkably improved, the ionic conductivity of the positive electrodematerial can be improved, the impedance and the temperature rise are reduced, and the cycle life of the lithium secondary battery is further prolonged.

The invention discloses a data transmission method and device, a storage medium and an electronic device. The method comprises: receiving a communication data packet of a target device, wherein the target device is an Internet of Things device in an Internet of Things system, the communication data packet is a data packet sent to a cloud platform in the Internet of Things system, and the cloud platform is used by a user terminal to call the Internet of Things device; acquiring a device public key of the target device under the condition that the authentication of the target device by using the communication data packet is passed; acquiring device data of the target device obtained by decrypting the communication data packet through the device public key of the target device; and sending the device data of the target device to the cloud platform. The technical problem that the security of the Internet of Things system in the related technology is poor is solved.

The invention discloses a smart home protection system and a protection method thereof, and the protection system comprises an acquisition module, an analysis module, a first sending module, and a control terminal. The acquisition module is connected with smart home equipment and is used for acquiring equipment data from the smart home equipment; the analysis module is used for performing safety analysis on the equipment data to obtain a safety analysis result; the first sending module is used for sending alarm information to the control terminal when the safety analysis result shows that thesmart home equipment is attacked; and the control terminal is used for sending a starting instruction of the security policy to the first sending module according to the alarm information, so that thefirst sending module sends the security policy to the smart home device, the smart home device starts a protection measure corresponding to the security policy, and the technical problem of poor security of an existing smart home protection system is solved.

The invention discloses a system, method and device for obtaining the residual service life of a high-voltage circuit breaker. The system comprises a photoelectric mutual inductor which is used for collecting a transient current signal passing through a high-voltage circuit breaker; a collection unit which is connected with the photoelectric mutual inductor and is used for obtaining the arcing time of the high-voltage circuit breaker and determining the switching-off current of the high-voltage circuit breaker according to the transient current signal; a processor which is connected with the collection unit, and is used for determining the residual service life of the high-voltage circuit breaker according to the switching-off current and the arcing time. The system solves a technical problem of poor safety of a power grid because the residual service life of the high-voltage circuit breaker cannot be obtained accurately.

The invention discloses a high-safety automobile built-in panoramic rearview system, and relates to the technical field of automobile accessories, the high-safety automobile built-in panoramic rearview system comprises a camera and a display screen, the camera is installed on an automobile and can collect images, the display screen can display the images, and the camera is electrically connected with the display screen through digital signals, the system further comprises a fender mirror outlet, a display screen mirror surface switching device, a display screen displacement positioning device,a display amplifying device, a display screen angle adjusting device, a magnifying lens angle adjusting device, an independent power supply and a control unit. By arranging the camera on the outer side of the vehicle body and arranging the three display screens in the vehicle, visualization of the blind area of the vehicle is achieved, the display screen mirror surface switching devices are arranged on the display screens, and the display areas of the display screens are converted into mirror surfaces through the display screen mirror surface switching devices when imaging of the display screens fails. Meanwhile, two of the display screens extend out of the automobile body through the display screen displacement positioning device, so that the display screens are used as rearview mirrors.

The invention provides a key negotiation method, apparatus, and system. According to one embodiment, the method comprises the following steps that: a first network element sends a first public key PubK1 to a second network element and receives second public key PubK2 and a random character string RAND from a second network element; the first network element generates a signaling key SK based on the PubK2 and sends a response character string RES to the second network element; and the first network element receives a shared key Ks from the second network element or the first network element receives an encrypted shared key EKs from the second network element and generates a shared key Ks based on the SK and the EKs. Therefore, a technical problem that the key safety is poor because of key transmission based on a plaintext according to the related technique is solved.

The invention discloses an authentication server, a card authentication system and a password-free authentication method and system. The password-free authentication method applied to the authentication server comprises the steps: in response to a pre-login request of a client, acquiring the user information corresponding to the pre-login request; sending the user information to a card authentication system, so the card authentication system judges whether the user information supports card authentication or not, and a corresponding judgment result is obtained; sending a judgment result sent by the card authentication system to the client, so the client determines login request data according to the judgment result; and when it is judged that the login request data is format data corresponding to the card authentication system, sending the login request data to the card authentication system for password-free authentication. The technical problem that in the prior art, a password-free authentication method is poor in safety is partially solved.

The invention discloses a high-safety electric vehicle which comprises a vehicle body and a battery pack. The battery pack comprises a battery unit and a battery pack shell; the high-safety electric vehicle further comprises a polyurethane bin, a carbon dioxide bin, a brittle pipe and a shell. The polyurethane bin is filled with flame-retardant polyurethane; the carbon dioxide bin is filled with liquid carbon dioxide; the shell is sleeved on the battery pack shell; the brittle pipes are made of hard plastic, are densely distributed between the battery pack shell and the shell and are fixedly connected to the battery pack shell and the shell; the brittle pipes comprise a first brittle pipe and a second brittle pipe; one end of the first brittle pipe is closed, and the other end communicateswith the polyurethane bin; one end of the second brittle pipe is closed, and the other end is communicated with the carbon dioxide bin; when the battery pack shell is damaged and cracks occur in thebattery pack shell during collision of the electric vehicle, the brittle pipes at the cracks are broken at the same time, the flame-retardant polyurethane and the carbon dioxide are sprayed out from the broken positions of the brittle pipes to seal the cracks, and oxygen is prevented from entering to reduce the spontaneous combustion risk of batteries.

The invention discloses a power distribution box intelligent management system, comprising a first storage unit which is used for the protection storage of a power distribution box, and the power distribution box is stored in the first storage unit when the power distribution box is not operated, a second storage unit which is used for carrying out operation processing on the distribution box, a recognition unit which is used for carrying out face or fingerprint recognition on an operator of the distribution box, and a moving unit for moving the distribution box from the first storage unit tothe second storage unit, wherein when recognition fails, the distribution box is stored in the first recognition unit, and when recognition succeeds, the distribution box is moved to the second storage unit. The power distribution box intelligent management system solves the technical problem that an existing distribution box is poor in safety, achieves the technical effects that the system designis reasonable, and guarantees the safety of the distribution box.

The invention discloses a data transmission method, a cloud server, a receiving end and a sending end. The method comprises the steps: acquiring a first request, sent by a receiving end, of data transmission, wherein the first request comprises a service request, a second encryption code of the receiving end and a first encryption code of a sending end, the first encryption code comprises first identity information and first secret key information, and the second encryption code comprises second identity information and second secret key information; according to the first identity information and the second identity information, determining whether the receiving end and the sending end have a binding relationship; under the condition that the receiving end and the sending end have the binding relationship, sending a second request to the sending end, wherein the second request comprises the service request and the first encryption code, and the second request is used for the sending end to encrypt the transmitted service data through a key corresponding to the first key information of the second request. According to the invention, the technical problem of poor data transmission security caused by easy interception of a data transmission method in the prior art is solved.

The invention discloses an information security detection method and system. The system comprises an information receiving unit, a permission checkout unit, an information detection unit and an alarming unit, wherein the information receiving unit is used for receiving information to be detected, wherein the information to be detected comprises identity information and operation information; the permission checkout unit is used for detecting whether the identity information has a permission corresponding to the operation information, transmitting the information to be detected to the information detection unit under a situation that the identity information has the permission, and sending a first alarming instruction which contains the identity information to the alarming unit under the situation that the identity information does not have the permission; the information detection unit is used for detecting whether the occurrence frequency of the operation information exceeds a preset threshold value or not, and sending a second alarming instruction which contains the operation information to the alarming unit under the condition that the occurrence frequency exceeds the preset threshold value; and the alarming unit is used for giving an alarm on the basis of the first alarming instruction or the second alarming instruction. The technical problem of poor system security since no security protection technologies which aim at a management system are in the presence in the prior art is solved.

The invention provides a chair frame and a massage chair. The chair frame comprises a base, a seat support, a shank support, a supporting arm and a driving device; the seat support is arranged on the upper portion of the base; the shank support is hinged to the seat support; furthermore, the front side of the shank support is used for supporting the legs of a user; the supporting arm is hinged to the seat support; one end of the supporting arm is a supporting end; the supporting end abuts against the portion, deviating from the hinge point, of the rear side of the shank support; the driving device is connected between the supporting arm and the seat support; and the driving device is configured to be capable of driving the supporting end to ascend or descend so as to drive the shank support to rotate relative to the seat support. On the basis that the functionality of the chair frame is guaranteed, when the shank support executes the leg retracting action, the shank support does not bear the pulling acting force of the supporting arm but moves through the gravity action borne by the shank support; the anti-pinch effect is good; and the safety is high.

The invention discloses an unlocking method and apparatus. The method comprises the steps of obtaining current environment parameters of a to-be-unlocked device when an unlocking request is received, wherein the current environment parameters are used for indicating features of an environment where the to-be-unlocked device is located currently; according to the current environment parameters, displaying an unlocking interface corresponding to the current environment parameters; and matching unlocking information generated by unlocking operation on the unlocking interface with a preset unlocking rule to determine whether the to-be-unlocked device is unlocked successfully or not. According to the unlocking method and apparatus, the technical problem of relatively low security of an unlocking mode in the prior art is solved.