97results about How to "The verification method is simple" patented technology

The invention provides a calibration system of a partial discharge supersonic detector. The calibration system comprises a sound emission device, a sound emission transducer, a measuring device, a reference sensor, a test block, a detector under test and a clamp. The sound emission device is connected with the sound emission transducer, the measuring device is connected with the reference sensor, and the sound emission transducer, the reference sensor and a sensor under test of the detector under test are all arranged on the surface of the test block. The calibration system is used for conducting longitudinal wave sensitivity test, surface wave sensitivity test and pressure field sensitivity test on the detector under test and conducting detection test on the whole machine sensitivity, the whole machine frequency band, whole machine linearity errors and the whole machine repeatability of the detector under test. Compared with the prior art, the calibration system of the partial discharge supersonic detector is easy to implement, good in sound source repeatability, easy to operate, widely applicable to maintaining, testing and calibration of partial discharge supersonic detectors in electric power industry.

The invention discloses a method and a device for identifying by using a verification code. The method comprises the steps of: when a request of obtaining the verification code from a terminal is received, generating verification code obtaining information including a verification identifier for the verification, and obtaining an operating object of the verification code and operating mode prompting information; sending the verification code obtaining information to the terminal; receiving a verification request from the terminal, wherein the verification request comprises the verification identifier and a first identification code obtained after operation is performed on the operating object based on the operating mode prompting information. A user is unnecessary to input the verification code manually as the operating object is operated based on the operating mode prompting information of the verification code and the result after the operation is verified. Therefore, the verification mode is simplified, verification failure caused by a manual input error of the user is avoided, the verification efficiency of the verification code is improved, and the user experience is increased.

The invention discloses an identity verification method, device and system, belonging to the technical field of information processing. The method comprises the following steps: receiving first verification information sent by a verification server when a first terminal initiates a sensitive operation and sends a request for obtaining first application verification information based on an account number of a user to the verification server, wherein the first verification information comprises a verification character string and the account number of the user; extracting the verification character string and the account number of the user from the first verification information; and sending the verification character string to a first application server relative to the account number of the user, such that the verification server verifies the verification character string sent by a second terminal after obtaining the verification character string sent by the second terminal from the first application server. According to the invention, users are unnecessary to read short messages, fill in the verification information and the like while being verified; therefore, the verification information is automatically filled in; the verification manner is relatively simple; the required time is short; and the disadvantages that mistakes are easily made due to manual input of users can be avoided.

The present invention discloses a method for real-time verification of the validity of a dynamic password. The method is characterized in that a device used in the method comprises an electronic tag module, a user verification terminal module and an authentication service module. The electronic tag module is used for generating dynamic password data and displaying the data. The user verification terminal module collects the dynamic password data generated by the electronic tag module for multiple times and image data of the electronic tag module, obtains textual data after analysis and processing, and sends the textual data to the authentication service module through the Internet. The authentication service module receives the textual data, makes a conclusion that whether a first dynamic password generating algorithm of the electronic tag module is consistent with a second dynamic password generating algorithm of the authentication service module, and returns the conclusion to the user verification terminal module, thereby determining the validity of the electronic tag module.

The invention discloses a method for network secure access, a terminal device and an authentication server. According to an embodiment of the invention, the method comprises the following steps: authenticating a network access point by a third party authentication server before a terminal accesses a network through the network access point; and the terminal accesses the network only through the network access point authenticated by the third party authentication server. According to an embodiment of the invention, after the third party authentication server judges that the network access point is a legitimate access point, the terminal accesses the network through the network access point, so that the problem that security risks are caused when the terminal accesses the network through the network access point while the authenticity of the identity of the network access point cannot be judged is solved.

The invention discloses three-factor remote identity authentication method based on an intelligent card. The method comprises the following steps that a user and a server log in a registration center, wherein the intelligent card comprises encryption information; the user logins; local verification is performed on the intelligent card; the registration center verifies the server and the user; the server verifies the registration center; and the intelligent card verifies the server. By using the method of the invention, user anonymity is realized; and attacking modes of denial of service attacking, eavesdropping attacking, intelligent-card stolen attacking and the like are successfully resisted.

The invention discloses a five-axis RTCP (Rotation Tool Centre Point) measurement method. The method includes the following steps that: the plane coordinate value of a rotation center of a worktable in a machine tool coordinate system is measured; the swing length of a distance from the swing head of a machine tool to the end surface of a main shaft is measured, wherein the swing head of the machine tool is used for clamping a cutter; the deviation value of the swing head relative to the worktable after the swing head swings in a range from -90 degrees to +90 degrees is measured; and the abovemeasured parameters are inputted into a system to verify whether RTCP functions and parameter settings are correct. Since the related parameters of an RTCP are measured twice successively; the related parameters are inputted into the system; the RTCP operates, so that whether the RTCP functions and parameter settings are correct can be accurately and effectively verified; and therefore, a good verification method can be provided for RTCP function adjustment and parameter setting, the fast and accurate setting of the RTCP can be realized, the machining accuracy of the machine tool can be improved. The RTCP functions are realized through simple and easy-to-operate data measurement, and five-axis programming processing can be simplified.

The invention discloses blank electronic credential generation and blank electronic credential public verification methods, devices and system. The blank electronic credential generation method comprises the following steps: generating first electronic credential information at least according to electronic credential face information among preset electronic credential face information, the public key of an electronic credential accrediting party and the name of the electronic credential accrediting party; using a first signature algorithm and the private key of an electronic credential issuing authority to sign the first electronic credential information to get the signature of the issuing authority; and generating a blank electronic credential according to the first electronic credential information, the public key of the electronic credential issuing authority and the signature of the issuing authority. The anti-counterfeiting property of electronic credentials is enhanced. Mixed use and illegal use of electronic credentials can be prevented. The shortcomings of the prior art, for example, someone pretends to be the credential issuing authority to issue electronic credentials, electronic credentials are used in a mixed way between different electronic credential accrediting parties, and electronic credentials are used illegally, are avoided. The verification difficulty of electronic credentials is reduced. Verification of electronic credentials is easy.

The present invention discloses a valid electronic credential generation and public verification method, device and system. The valid electronic credential generation method is configured to generate valid electronic credentials according to blank electronic credentials. The valid electronic credential generation method comprises: a valid electronic credential identification information generation step: an electronic credential issuing party generates second electronic credential information configured to describe the concrete content of the electronic credential, any information of the blank electronic credentials and the second electronic credential information are combined to form third electronic credential information, a second signature algorithm is called to perform signature of the third electronic credential information through adoption of the private key of the electronic credential issuing party and generate the signature of the electronic credential issuing party; and the valid electronic credential generation step: a valid electronic credential is generated according to the blank electronic credentials, the second electronic credential information and the electronic credential issuing party. According to the embodiment of the invention, the valid electronic credential generation and public verification method, device and system enhance the antifalsification of the electronic credentials, have the advantages of sharing usage prevention and unconventional usage prevention, reduce the difficulty of the electronic credential verification and have the easy verification feature.

The invention discloses an ultrasonic echo signal extraction method based on multi-scale matching tracking. The method comprises the following steps: step one, ultrasonic echo signal acquisition and synchronous uploading; step two, time frequency parameter value range compression: compressing value ranges of time frequency parameters of a Garbo atom used for performing sparse decomposition on a to-be-processed signal f(t) by adopting the data processing equipment, wherein the time frequency parameters comprise a scale parameter, a displacement parameter, a frequency parameter and a phase parameter; step three, signal extraction as follows: step 301, signal sparse decomposition based on optimization algorithm; and step 302, signal reconstruction. The method disclosed by the invention is simple in step, reasonable in design, convenient for realization, and good in use effect; the value range of each parameter in the time frequency parameters is compressed, and then the optimal matching atom is searched by adopting the signal sparse decomposition method based on the optimization algorithm, the signal extraction speed can be greatly accelerated, and the signal extraction precision canbe effectively improved.

The invention discloses a signal dedrying method based on time-frequency analysis. The method comprises the steps that 1, a to-be-processed signal is synchronously stored; 2, signal dedrying is conducted, wherein data processing equipment is adopted for dedrying the to-be-processed signal f(t), the process comprises the substeps that 201, signal sparse decomposition based on an optimization algorithm is conducted; when the data processing equipment is adopted for seeking psirn(t), and the time-frequency parameter rn is sought through the following processes of C1, time-frequency parameter optimization; C2, optimal time-frequency parameter determination; 202, signal reconstruction is conducted. The method is simple in step, reasonable in design, convenient to implement and good use effect,a signal sparse decomposition method based on the optimization algorithm is adopted for seeking the optimal matching atom, and meanwhile a fitness value and sparsity are combined for determining the optimal matching atom; the signal dedrying speed can be greatly increased, the dedrying effect can be effectively improved, and the accuracy of the signal obtained after dedrying is guaranteed.

The invention discloses an electronic evidence generation and public verification method, device and system. The electronic evidence generation method comprises a valid electronic evidence identification information generation step, a fourth electronic evidence information generation step, a fourth electronic evidence information verification step, a fifth electronic evidence information generation step, an issuing authority second signature generation step and a valid electronic evidence generation step. According to the method, after an issuing authority is utilized to verify all information, a new signature is made to replace a previous signature, therefore, anti-falsification, sharing prevention and incompliant usage prevention of electronic evidence are improved, the public verification process is simplified, and only the signature of the issuing authority needs to be verified. Through the method, the anti-falsification of the electronic evidence is enhanced, the defects that in the prior art, someone pretends to be the issuing authority to issue the electronic evidence, different electronic evidence issuers share the electronic evidence, and the electronic evidence is used incompliantly are overcome, and the verification difficulty of the electronic evidence is lowered.

The invention relates to a digital signature scheme based on a discrete logarithm problem. The technical scheme of the invention comprises the following steps: (1) user private key register and verification phase: a private key management centre publishes one primitive root g of a model p, wherein p is a large prime number, the value of the p determines the difficulty of decoding the private key, thus, the proper value of the p can be selected according to a safety requirement of a system to obtain the balance of safety and efficiency, a registered user registers a personal private key Ii to the private key management centre through a safe path, the private key simultaneously satisfies two conditions as above formula, the private key is stored well to avoid divulging after passing the verification of the private key management centre, and then the own public key g is published on a bulletin board system.