32results about How to "Reduce certification costs" patented technology

The invention provides a Block chain-based method for accessing a power Internet of Things terminal, comprising the steps of: connecting a to-be-accessed power Internet of Things terminal to a masternode, and initiating an authentication request; the master node responding to the authentication request, and randomly selecting nodes that meet the condition of a threshold number from the block chain to form an authentication group; encrypting a public key G and an identity ID of the to-be-accessed power Internet of Things terminal by using a private key to obtain a digital signature ciphertextX, and sending the identity ID, a terminal public value R and the digital signature ciphertext X to the master node; the master node encapsulating and sending the authentication request information toa member node of the authentication group; the authentication group running PBFT consensus algorithm, and obtaining an authentication result by performing distributed authentication through two-two exchanging of the authentication information between the nodes of the authentication group; generating a new block in the block chain, and returning confirmation information to the to-be-accessed powerInternet of Things terminal; and the power Internet of Things terminal returning encrypted confirmation information to an access gateway. The block chain-based power Internet of Things terminal access method can improve the security and efficiency of authentication.

The invention provides a system and a method for strong authentication of internet of things equipment and related devices. An authorization code is generated by adopting a mode of combining a mobile phone APP client and a simple numeric keyboard and using the internet of things to which internet of things equipment is connected so as to carry out access authentication on the internet of things equipment. On the basis of effectively ensuring the authentication security by using the dynamically generated authorization code, strong authentication of the internet of things equipment can be realized by only inputting the authorization code once into an authentication module installed on the internet of things equipment, the number of operating times of strong authentication of the internet of things equipment is reduced to one, thereby greatly improving the working efficiency. Meanwhile, a recognition sub-module is not required to be additionally increased, and the authentication cost can be effectively reduced.

One or more embodiments of the present specification provide an enterprise authentication and authentication tracing method, device and equipment based on block chain, the authentication method comprises: receiving an enterprise authentication request sent by a client, the enterprise authentication request comprising to-be-authenticated enterprise information, legal person identity information andauxiliary authentication information; authenticating the identity of the enterprise according to the enterprise information, and authenticating the identity of the enterprise legal person according to the legal person identity information and the auxiliary authentication information; and if the identity authentication of the enterprise is passed and the identity authentication of the enterprise legal person is passed, generating an enterprise authentication record, and writing the enterprise authentication record into the block chain. According to the embodiment of the invention, based on thetrusted execution environment of the block chain, the authentication process of the enterprise is transparent and visible in multiple directions, the credibility and notarization of the authentication process of the enterprise are realized, the authentication result is linked, and the tamper resistance and judicial effectiveness of the authentication result and the traceability of the authentication process of the enterprise are ensured.

The invention discloses a cloud safe and fast distribution network method and a distribution network system. The method comprises the following steps: an authentication device sends a distribution network request to a gateway, and the gateway forwards the distribution network request to a cloud end; the cloud end sends the cloud authentication data packet to the authentication device through the gateway according to the received distribution network request; the authentication device checks and signs the received cloud authentication data packets, verifies that the cloud authentication is legal according to the cloud authentication data packets, and sends the device authentication data packets to the cloud through the gateway after verifying that the cloud authentication is legal; the cloud end checks and signs the received equipment authentication data packets, and sends the network parameters to the authentication device through the gateway after verifying that the authentication device is legal according to the equipment authentication data packets; device authentication packets and cloud authentication packets are carried by WIFI management messages. The invention realizes two-way identity authentication, dynamic key authentication and extreme speed distribution network, greatly improves safety and convenience, and improves user experience.

The invention discloses an RH nitrogen-blowing alloying process capable of accurately controlling the nitrogen content of a nitrogen-containing steel grade. The RH nitrogen-blowing alloying process capable of accurately controlling the nitrogen content of the nitrogen-containing steel grade comprises the following steps: desulfurized molten iron and scrap steel are smelted in a converter, oxygen is blown from the top, and nitrogen is blown from the bottom; LF refining and RH vacuum refining are sequentially carried out on molten steel, a mechanical pump vacuum system is adopted for RH, specifically, argon/nitrogen switching is carried out on RH circulation gas, the nitrogen flow is 90-150 Nm<3>/h, the nitrogen pressure is 1.0-1.8 Mpa, RH vacuum air-pumping is carried out, the pressure is reduced to 273 Pa or below from atmospheric pressure, and RH air-pumping lasts for 5-10 min; temperature measurement and sampling are carried out, and the chemical components and the nitrogen component content of the molten steel are analyzed; the component content of the molten steel is adjusted according to the sampling analysis result, the RH vacuum degree is adjusted to 4-15 kpa, nitrogen is rapidly increased in the molten steel, and the average nitrogen increasing amount is 3.0-3.50 ppm/min; and after the molten steel meets the technical requirements of the steel grade, the RH is finished, re-pressing is carried out, a steel ladle is opened for blowing argon from the bottom, and calcium treatment in a metal calcium feeding line is carried out. According to the invention, the nitrogen content fluctuation of the molten steel can be accurately controlled to be +/-5ppm, the technical requirements of the steel grade are met, the quality of the steel grade is ensured, and the production cost is reduced.

The invention provides a ubiquitous power internet of things intelligent management system. The ubiquitous power internet of things intelligent management system comprises an equipment terminal and amanagement terminal, the equipment terminal is provided with an information acquisition module and an information sending module; the information acquisition module is used for acquiring Internet of Things data of the equipment terminal; and the information sending module is used for sending the Internet of Things data to each node in the blockchain network to judge the legality of the Internet ofThings data, and if the Internet of Things data is legal, writing the Internet of Things data into the management terminal and the blockchain respectively. Internet of Things data is sent to each node in a block chain network to carry out legality judgment of the Internet of Things data; and if the Internet of Things data is legal, writing the Internet of Things data into a management terminal and a block chain to prevent data loss or change, thereby preventing the normal life of people from being influenced by power grid data management breakdown if the terminal fails in a traditional structured center mode, and ensuring the normal operation of a power grid.

The invention discloses methods and devices for key distribution, dynamic password generation and authentication, and belongs to the field of information security. The key distribution method comprises that a client sends a key distribution request including a user name to an operation management platform; the client receives a key generation factor and a token identifier from the operation management platform; the client calls a built-in algorithm for calculating a seed key, generates the seed key according to the key generation factor and the token identifier, and saves the token identifier; and the client establishes a security channel with a security domain, and writes the seed key and the token identifier into the security domain via the security channel. According to the methods and the devices, the client downloads the key generation factor from a server platform, and calculates the seed key by using the key generation factor, so that divulgence of the seed key is avoided in the key distribution process; a dynamic token is not needed when a dynamic password is calculated, so that the authentication cost is reduced; and the methods and the devices are convenient to operate, unlikely to go wrong and good in security.

The invention provides a facility authentication method, a device, an authenticated facility, an unmanned plane and a remote controller. The method comprises the following steps: sending authentication data to an unmanned plane by an authenticated facility so that the unmanned plane can send the authentication data to a remote controller, using the secret key contained in an encryption authenticated chip to carry out encryption calculation on the authentication data by the remote controller to obtain the calculation results, wherein the encryption authenticated chip is implanted in the remote controller; receiving the calculation results from the remote controller by the authenticated facility through the unmanned plane; and carrying out communication with the unmanned plane, when the authenticated facility judges that the calculation result is correct. Through the remote authentication mode, the authentication of unmanned plane and remote controller is realized by implanting an encryption authenticated chip in the remote controller, the authentication cost is saved, and the authentication efficiency is improved.

The invention relates to an authentication method and device, a terminal and a computer readable storage medium, and relates to the technical field of mobile communication. The method comprises the steps that a first terminal receives an authentication request sent by a second terminal; the first terminal judges whether the first terminal and the second terminal are in the same authentication domain; under the condition of being in different authentication domains, the first terminal extracts an identifier of the second terminal in the authentication request and a public parameter of the authentication domain where the second terminal is located; the first terminal calculates a public key according to the identifier of the second terminal and the public parameter; and the first terminal authenticates the second terminal by using the public key. According to the technical scheme, the authentication efficiency can be improved, and the authentication cost is reduced.

A radio device is provided with a first radio unit and a second radio unit, wherein the first radio unit provides a certified functionality which is certified by an authorized certification authority. The second radio unit provides a certified functionality, wherein the functionality of the second radio unit is different from the functionality of the first radio unit, and the functionality of the second radio unit is similarly certified by an authorized certification authority. Furthermore, a method is provided for the transmission of information via the radio device.

The invention provides a train control and management system and a train system, and relates to the technical field of network control of urban rail transit trains, the train control and management system comprises a first central control unit and an input and output unit; the first central control unit comprises a plurality of main control boards, the different main control boards are mutually independent, and functional modules running on the different main control boards have different safety levels; and the input and output unit is respectively connected with each main control board. According to the technical scheme provided by the invention, the authentication workload can be greatly reduced, so that the authentication cost is reduced.

The invention provides a server component authentication management and control method and system, a terminal and a storage medium, and the method comprises the steps: respectively defining representation values of a plurality of authentication types, and setting a naming rule of an authentication version number based on the representation values; generating an authentication version number for the component information based on the naming rule according to the input component information and the associated certificate; and storing the component information with the authentication version number into a bill of material library, and setting a mapping relationship between the characterization value and shipping area options in the bill of material library, so that the bill of material library matches the shipping area options for the component information according to the mapping relationship. According to the method and the system, parts which are not authenticated or of which the authentication types do not accord with order shipment areas cannot be selected during product production, and the compliance and the consistency of the server are ensured.