46results about How to "Determine security" patented technology

The invention discloses an engineering structure fundamental frequency test wireless data collection system comprising an acceleration sensor, an analog signal processor, an analog-digital signal conversion and data latching device, a programmable logic controller, a main control CPU controller, an electric conversion and data communication connector and a power supply module. The main control CPU controller adopted in the engineering structure fundamental frequency test wireless data collection system is a DSP processor manufactured by American TI company, parallel multiplication and integer or floating point data ALU operation in a single period can be performed, high data operation speed can be fulfilled, and a large-data-amount calculation can be finished. In the engineering structure fundamental frequency test wireless data collection system, a mobile 3G communication technologies which are now prevalently applied are adopted for data communication, large scope monitoring of a structure can be realized via the system without wire arrangement, many procedures in on-site monitoring processes can be eliminated, and structure monitoring reliability of the system can be ensured. The acceleration sensor of the engineering structure fundamental frequency test wireless data collection system is characterized by high precision, high sensitivity output, high dynamic range, good linearity, stable and reliable performance and the like.

A method for determining the wave-induced fatigue safety factor of the marine riser based on reliability is provided. The method comprises: introducing a relational expression, and constructing the wave-induced fatigue limit state equation in logarithm; determining the random variables affecting the wave-induced fatigue damage; constructing a response surface of the fatigue damage of each random variable, and calculating the partial derivative of the fatigue damage to each random variable; using a second-order moment method to obtain an expression of the wave-induced fatigue reliability indexof the riser; obtaining a target reliability index of the total life of the riser from the annual failure probability; deriving a safety factor formula of the wave-induced fatigue; and giving a calculation flow and examples. The method provided by the present invention can be used to guide the design and evaluation of wave-induced fatigue strength of the marine riser.

The invention discloses a cloud native application health detection method and device, computer equipment and a storage medium. The method comprises the following steps: acquiring a cloud native application, and determining at least one application component from the cloud native application; performing static data analysis on each application component to obtain a static analysis result corresponding to each application component; performing dynamic data analysis on each application component to obtain a dynamic analysis result corresponding to each application component; and obtaining a health detection result corresponding to the cloud native application according to the static analysis result and the dynamic analysis result corresponding to the at least one application component. According to the method, the accuracy of the health detection result corresponding to the cloud native application can be guaranteed, and the security of the cloud native application can be determined according to the health detection result.

The embodiment of the invention discloses a network security management method and a terminal. The method comprises the following steps: receiving a first acquisition request sent by the terminal through a server; and transmitting stored first network access information and second network access information to the terminal in response to the first acquisition request, wherein the first network access information refers to network access information which is stored in the server and generated by a network access operation performed according to a preset network address under a network to be tested, the second network access information refers to network access information which is stored in the server and generated by a network access operation performed according to a preset network address under a preset secure network, and the network access information includes access scripts or access links. Through adoption of the network security management method, the terminal can be independently and selectively connected to the secure network according to the demand of a user, and the Internet-surfing security is ensured for the user.

A test method for wind pressure resistance performance of filmed glass, the steps are as follows: Step 1, confirm that the curtain wall test piece meets the design requirements; Hit the central part of the glass, semi-tempered or ordinary glass should be scratched with a glass knife in the middle of the glass, the crack length should not be less than 200mm; step 3, repeated pressure testing, the test pressure difference is averaged at 0.4 times the design wind load standard value Value, with 1 / 4 of the average value as the amplitude, carry out positive and negative pressure fluctuation detection, the fluctuation pressure cycle is 5s ~ 7s, and the number of fluctuations is not less than 10 times. This method is a test method for evaluating the wind pressure resistance performance of filmed glass after it is broken. It clearly puts forward the concept and test method of the residual wind pressure resistance strength of filmed glass after it is broken, which is beneficial to the safety performance of filmed glass after it is broken. Quantitative evaluation.

The invention provides a multifunctional rear view mirror for a motorcycle, comprising a support rod, a rear-mounted box I, a rear-mounted box II, a second mirror frame, a first mirror face, a second mirror face and a first mirror frame, wherein the rear-mounted box I is mounted at the right side of the support rod; the first mirror frame is mounted in front of the rear-mounted box I; the first mirror face is mounted in the first mirror frame; an mounting groove is arranged at the joint between the first mirror frame and the rear-mounted box I; the second mirror frame is mounted in the mounting groove by a bolt; the second mirror face is mounted in the second mirror frame; and the rear-mounted box II is mounted behind the second mirror frame. Compared with the prior art, the multifunctional rear view mirror provided by the invention has the beneficial effects that an article storing part for placing articles is additionally arranged on the rear view mirror so as to be convenient for a driver to carry about the articles, and the articles cannot be lost easily; and by additionally arranging the second mirror face, the visual field of the rear view mirror is widened. The multifunctional rear view mirror provided by the invention is simple in structure and convenient to use; and the rear-mounted box I can be locked by connecting a lock body and a lock catch, so that the article storing safety can be further ensured.

The invention discloses a safety authentication system, method, device, equipment and computer-readable storage medium. The method includes: the terminal device sends normal state information to the management server; the management server generates terminal control information and terminal authentication information; the terminal device generates terminal authentication information according to the terminal control information; sends a communication authentication request to the block chain authentication server cluster, receives And determine that the block chain authentication server cluster returns the security authentication result; the communication authentication request includes terminal authentication information; the block chain authentication server cluster performs security on the terminal authentication information included in the communication authentication request according to the terminal authentication information from the management server. Authentication, returning the security authentication result to the terminal device; when the security authentication result is that the security authentication is passed, the terminal device executes the control instruction carried in the terminal control information. The invention can determine the security of the transmission link between the terminal equipment and the management server.

A reliability-based method for determining the wave-induced fatigue safety factor of marine risers. The relational expression is introduced to construct the wave-induced fatigue limit state equation in logarithmic form; the random variables affecting the wave-induced fatigue damage are determined; the fatigue of each random variable is constructed. The partial derivative of fatigue damage to each random variable is calculated based on the response surface of the damage; the first order second moment method is used to obtain the expression of the reliability index of the riser wave-induced fatigue; the target reliability index of the total life of the riser is obtained from the annual failure probability ;Finally deduce the safety factor formula of wave-induced fatigue; give the calculation process and examples. The present invention can be used to guide the design and evaluation of marine riser wave-induced fatigue strength.

The invention discloses a safety authentication system, a method, a device, equipment and a computer readable storage medium. The method comprises the steps that terminal equipment sends state normal information to a management server; the management server generates terminal control information and terminal authentication information; the terminal equipment generates terminal authentication information for the terminal control information; a communication authentication request is sent to the blockchain authentication server cluster, and a safety authentication result returned by the blockchain authentication server cluster isreceived and determined; the communication authentication request comprises terminal authentication information; the block chain authentication server cluster performs safety authentication on the terminal authentication information included in the communication authentication request according to the terminal authentication information from the management server, and returns a safety authentication result to the terminal equipment; and the terminal equipment executes the control instruction carried in the terminal control information when the safety authentication result is that the safety authentication is passed. According to the invention, the safety of the transmission link between the terminal equipment and the management server can be determined.

This application discloses a method, device, terminal and server for verifying the security of business operations. The method includes: receiving a business operation credibility analysis command sent by the business server; calling a pre-stored risk control model according to the credibility analysis command to obtain The credibility analysis result of the business operation; sending the credibility analysis result to the business server, so that the business server can determine the security of the business operation according to the credibility analysis result. By applying the embodiment of the present application, the internal risk control model of the service terminal can be used to obtain the reliability analysis result of the service operation, thereby improving the accuracy of the security verification of the service operation.

The invention discloses a vulnerability detection method and device, which relate to the technical field of internet, and are invented for solving the problem that an existing vulnerability scanning method cannot meet the scanning requirement under a cloud environment. The method provided by the invention comprises the steps of scanning network interaction between each two functional units in the cloud environment through a scanning virtual machine, wherein the scanning virtual machine is located in the cloud environment; receiving scanning result data returned by each functional unit; comparing the scanning result data with a preset vulnerability triggering condition and determining the safety of the network interaction. The vulnerability detection method and device provided by the invention are applied in a process of performing vulnerability scanning on the network interaction between the different functional units in the cloud environment.

The invention discloses a method, a server and a system for detecting the safety of a file sample. The method comprises the following step of configuring rule description of rules to generate a source file containing each rule description; analyzing each rule from the source file, and constructing a rule management interface according to the configured rule organism structure by utilizing each analyzed rule, wherein the rule management interface comprises a plurality of matching rules; and receiving characteristics of an inputted file sample, matching and comparing the characteristics of the file sample with the matching rules through the rule management interface, and returning a matching result to a client so that the client determines the safety of the file sample according to the matching result. The method, the server and the system for detecting the safety of the file sample, disclosed by the invention, can solve a problem that rogue programs are leaked in judgment during detection generated by the fact that the change of rules for the detection is difficult and wastes too much time, and the change speed of the rules can not follow up the variation speed of the virus in the prior art.