121results about How to "Improve application security" patented technology

A method (100) and an apparatus (210) for providing enhanced security using service provider authentication. In addition to authenticating an application signature (245) against a root certificate (235) stored on the network node (210), a first carrier identification (250) associated with the application (240) is compared to a second carrier identification (255). If the first and second carrier identifications match, then the application can be assigned to a trusted protection domain and granted permissions which provide privileged access to the network node. For example, the application can be granted permission to be installed and/or executed on the network node. Otherwise the application can be denied privileged access. Accordingly, a carrier's applications will be only installed onto network nodes that are intended recipients of the applications.

The invention discloses an inorganic modified polyurethane grouting material. The inorganic modified polyurethane grouting material comprises a component A and a component B, wherein the component A comprises the following components in parts by weight: 85-98 parts of sodium silicate solution, 0.5-3 parts of catalyst, 1-5 parts of chain extender and 0-8 parts of water; and the component B comprises the following components in parts by weight: 10-80 parts of modified polymeric MDI-PU2101, 10-75 parts of modified polymeric MDI-PU2102, 5-20 parts of viscosity reducing agent and 5-15 parts of plasticizer. A preparation method of the material disclosed by the invention is simple, and the material is injected into a coal-rock mass through a dual-liquid grouting pump and can achieve the function of reinforcing the coal-rock mass after fast curing; compared with the conventional polyurethane grouting material, the material has the advantages of lower highest reaction temperature, excellent flame resistance, lower cost, capability of keeping the mechanical properties at a higher level, capability of still keeping the higher strength in a water environment and the like; and the material does not contain toxic, volatile and corrosive substances and can meet underground safety and environmental protection requirements of the material.

The invention relates to the field of communication, and discloses a soft SIM card enabling method and network access method, a terminal, and a network access device. The enabling method comprises the following steps: information of a bound object corresponding to the soft SIM card at the terminal at which the soft SIM card is located is acquired according to information of the soft SIM card; according to a predetermined encryption policy and according to the information of the soft SIM card and the information of the bound object at the terminal at which the soft SIM card is located, a first key information is generated, the first key information is compared with default key information corresponding to the soft SIM card, if the first key information is consistent with default key information corresponding to the soft SIM card, then the soft SIM card is allowed to be enabled for a user to perform network communication through the soft SIM card; and the default key information corresponding to the soft SIM card is that the soft SIM card operator generate and provide key information for the user according to the predetermined encryption policy and according to the information of the soft SIM card and the default information of the bound object. By applying the technical scheme, the application safety of the soft SIM card can be improved.

The invention discloses a high polymer composite electrothermal film. The film comprises a carbon-nano-tube polyurethane resin thermal film and an electrode, and is characterized in that the carbon-nano-tube polyurethane resin thermal film is composed of a thermosetting polyurethane resin conductive heating layer and a polyurethane resin insulating layer by hot-pressing. Compared with the existing thermosetting polyurethane resin electrothermal film, the electrothermal film disclosed by the invention is high in heat resistance and strength, is not softened within the temperature range of 160 DEG C, can maintain the strength, meets the halogen-free flame-retardant and environmental-friendly requirements and reaches the level UL 94V-0; the application safety performance is high, the heat generation efficiency is improved by 10%, the heat transfer efficiency of the electrothermal film is improved by 20-30%, and temperature rise is rapid.

A container system having at least two containers, wherein the container system comprises a light member which is configured to provide information through the emission of light, wherein the container system is configured to provide or trigger the light member to provide the information through the emission of light when a step related to preparing a mixture of contents of the containers is performed. In particular, triggering occurs when the containers are separated from one another and/or when a fluidic connection is created between the containers.

The invention discloses a controlled mobile terminal response method, a controlled mobile terminal response device and a mobile terminal. The method comprises that: a first mobile terminal sets restriction information which corresponds to the number of a second terminal or an equipment identifier and is used for restricting the operation of the first mobile terminal; and after the second terminal sends an instruction for starting the restriction function which contains the number of the second terminal or the equipment identifier to the first mobile terminal and the first mobile terminal receives the instruction for starting the restriction function, the related restriction function is started according to the restriction information which corresponds to the number of the second terminal and is used for restricting the operation of the first mobile terminal. By setting on the mobile terminal, the method and the mobile terminal can make one terminal restrict the operation of another mobile terminal so as to improve the application security of a mobile phone and meet the requirement in a specified field, such as the protection on juvenile students.

A drainage tube fixing assembly which is used for supporting and fixing a drainage tube and a body surface fixing component are connected and the flip-type structure which can be opened and locked is combined with the integrated design of a tube imbedding opening and a screwing ring, thus the drainage tube is easy to imbed without pressing peripheral muscle of the wound, the drainage tube is prevented from bending and winding and the wound can be observed and nursed at any time.

The invention discloses a vulnerability detection method and device. The method comprises the steps that a source-code file of a target application is obtained, wherein the source-code file contains identification information of the target application; whether the identification information is stored in a database or not is found, and under the condition that the identification information is stored in the database, an original source-code file corresponding to the identification information is extracted from the database; whether the source-code file is identical to the original source-code file or not is judged, and if not, first source codes, different from those of the original source-code file, in the source-code file are obtained; the first source codes are matched with a prebuilt vulnerability fixing characteristic model, and vulnerabilities fixed by the first source codes are determined. By means of the vulnerability detection method and device, the technical problems that in the prior art, the vulnerability position and fixed vulnerability parameters cannot be effectively recognized, and accordingly more labor needs to be consumed for vulnerability analysis are solved.

The invention provides a tower crane introducing platform structure, which comprises an introducing platform, a pull rod and a turning lifting mechanism, wherein the introducing platform has a hinge part which is hinged with the main body of the tower crane; the first end of the pull rod is connected to the main body of the tower crane, while the second end of the pull rod is connected to the introducing platform; and the turning lifting mechanism drives and is connected to the introducing platform, so as to ensure the introducing platform to turn around the hinge part. The tower crane introducing platform structure provided by the invention can prevent the interference of a hook and the platform and reduce potential safety hazard, meanwhile the structure can reduce the introducing platform size, so that the structure is convenient for use and transportation.

The invention discloses a biomedical mouse tail collagen extraction method. A process combining an acid method with an enzymic method is adopted, a constant low-temperature aseptic environment is kept, a salt solution at the same concentration is used for twice salting out and centrifugation, so that purification steps are simplified. Adopted acid is a low-concentration acid solution, and citric acid is used for purification instead of acetic acid. From raw material extraction to sample generation, vacuum freeze drying is performed for many times, collagen micro powder with water content of lower than 3 percent is obtained by further treatment, and is finally sterilized and aseptically packaged, and the purity of a collagen powder finished product is over 98 percent. According to the method, the immunogenicity of the collagen is reduced, yield and biocompatibility are improved, the cost is reduced, the method is applied to a biomedical material, and a peculiar triple helix structure of the obtained collagen can be completely preserved.

The invention provides a method for improving the payment terminal application security and a device thereof. The method comprises the following steps of presetting the authority of an application program; generating an authority table corresponding to the application program; performing digital signature on the application program and the authority table by a publisher; after the digital signature passes through terminal verification, obtaining the application program and the authority table; allocating a mark for the application program; building the association relationship of the application program, the mark and the authority table; when the application program calls a function involving the payment operation, obtaining the mark of the application program by a terminal; obtaining the authority table corresponding to the mark by the terminal according to the association relationship; determining whether the application program has the authority for calling the function or not by the terminal according to the authority table. The method and the device provided by the embodiment of the invention are based on the cooperated matching among a signature tool, an authority management service and equipment driver background service; an authority management mechanism aiming at the third party application program is built; the authority management on the third-party application is realized; the terminal payment security is improved.

The invention discloses a working method for a dynamic token and relates to the field of information safety. The working method comprises the steps of judging a wake-up type when the dynamic token is waken up, and if the wake-up type is key wake-up, enabling a system state to be set as a corresponding state according to the type of a pressed key; if the wake-up type is other wake-up, judging a system state type; if the system state type is a login password generating state, generating a login password according to a secret key and current time and outputting the login password, enabling the system state to be set as a login password display state, and enabling the input data lengths to be set as initial values; if the system state type is a first information processing state, generating a first password according to the secret key, the current time and the input first information and outputting the first password, enabling the system state to be set as a first password display state, and enabling the input data lengths to be set as the initial values; if the system state type is a second information processing state, processing input second information, generating a second password according to processing results, the secret key and the current time and outputting the second password, enabling the system state to be set as a second password display state, and enabling the input data lengths to be set as the initial values.

The invention discloses a preparation method of a zeolite imidazole framework structure material. According to the method, a zeolite imidazole framework structure is subjected to ion exchange to become a composite of two metal ions, wherein post-exchanged particles have a nuclear magnetic resonance effect. The method is mild in reaction condition, easy to operate and low in raw material cost and comprises simple steps. The zeolite imidazole framework structure contrast medium prepared with the method has good water solubility, improved application safety, small toxicity to normal cells and efficient contrast effects.

The invention relates to a hybrid simulation method based lithium battery mechanical strength probability model. The model is established through the following steps: (1) a step of establishment of alithium battery mechanical strength boundary condition model, namely a step of determining boundary conditions of mechanical strength response based on materials of a lithium battery; (2) a step of establishment of a lithium battery finite element model, namely a step of establishing the lithium battery finite element model according to the mechanical strength boundary condition model and a displacement-mechanical strength relation curve; and (3) a step of establishment of a lithium battery mechanical strength estimation hybrid simulation model, namely a step of establishing the hybrid simulation model by introducing an artificial neural network (ANN) and an uncertainty estimation theory (MUET). the beneficial effects of the lithium battery mechanical strength probability model are as follows: the model combines the artificial neural network and the matrix based uncertainty estimation theory and evaluates the internal mechanical strength of the lithium battery by using the lithium battery finite element model, and the probability model and research results help lithium battery manufacturers to improve the application safety of electric vehicles and traffic road safety.

The invention discloses an Internet-of-Things security gateway with data aggregation and one-way transmission and an implementation method thereof, and the security gateway comprises: a security module which is used for extracting authentication information in message data uploaded by an Internet-of-Things terminal to carry out security access authentication; a data analysis and integration module which is used for carrying out data analysis on the message data uploaded by the Internet-of-Things terminal passing the security access authentication to obtain corresponding related communication parameters, and carrying out integration according to a set integration rule to form integrated data; a standard translation module which is used for carrying out compression coding on the integrated data according to a set standard to form a standard data packet, and packaging the standard data packet by using a special protocol; and a data one-way isolation transmission channel and a data management module which are respectively used for carrying out one-way transmission and subsequent operation on the packaged standard data packet. According to the invention, lightweight access authentication of the terminal, convergence and unification of data acquired by various types of transmitters and unidirectional transmission of data information in the gateway can be realized at the same time.

The invention provides a safety control method and system based on automatic assembly of an industrial robot, and the method and system are particularly applied to low-speed, large-load man-machine cooperation, high-precision and high-safety-reliability assembly scenes, and system safety protection control over products and personnel in the automatic assembly process is achieved. Namely, whether the motion function of the industrial robot is normal or not is quickly checked before assembly, product assembly under the condition that a control system has problems is avoided, and safety risks caused by out-of-control motion are prevented; in the assembling process, an over-speed motion limiting strategy is adopted, an operator holds a key by hand to carry out safety confirmation on a key assembling link, and multi-stage safety control protection in the automatic assembling process is achieved; and the position and the posture of the industrial robot are adjusted through external measurement feedback, the problem that the positioning precision of the industrial robot is insufficient is solved, the high-precision sleeving requirement is met, closed-loop monitoring of the position and the posture is achieved in the sleeving process, and it is ensured that the sleeving process meets the assembling precision requirement and does not generate interference collision.

The embodiment of the invention discloses a page access method and device for a decentralized application, equipment and a storage medium. The method comprises the steps that the decentralized application receives a target page sharing request sent by a first user node; the decentralized application sends the target page sharing request to a consensus node in the blockchain, so that the consensusnode determines whether the first user node has the sharing permission of the target page or not; when the first user node has the sharing permission, the decentralization application determines a block chain address of page information of the target page according to the page identifier, and sends the block chain address to the first user node to obtain an encrypted block chain address; and the decentralized application acquires the encrypted blockchain address, generates a two-dimensional code according to the encrypted blockchain address, and broadcasts the two-dimensional code in the blockchain, so that the second user node accesses the target page according to the two-dimensional code. By adopting the embodiment of the invention, the target page of the decentralized application can bequickly accessed through the two-dimensional code, and the applicability is high.

The invention discloses a diesel oil particle capturing device ash cleaning liquid and a preparation method thereof, wherein the ash cleaning liquid is prepared from the following raw materials by mass: 1-10 parts of a surfactant aid, 5-15 parts of a surfactant, 5-15 parts of an ash scavenger, 1-10 parts of a chelating agent, 0.05-0.15 part of a corrosion inhibitor, 0.05-0.15 part of a defoaming agent, 0.05-0.15 part of a dispersing agent and the balance of water. According to the invention, the diesel oil particle capturing device ash cleaning liquid can rapidly dissolve metal oxides, sulfates, phosphates, silicates and chlorides in DPF ash to make the metal oxides, the sulfates, the phosphates, the silicates and the chlorides react to form water-soluble compounds so as to be taken away by the aqueous solution and discharged, and the compounds formed by the reaction have surface activity, so the dissolving cleaning of soot particles is easily achieved.

The embodiment of the invention provides a crystallizer, a method for measuring the height of the liquid level of molten steel in the crystallizer and a related device. The crystallizer comprises a crystallizer body and a plurality of optical fibers. A plurality of parallel first grooves are formed in at least one side wall of the crystallizer body, and the same ends of the first grooves in the length direction extend to an upper opening of the crystallizer. One end of each optical fiber is independently arranged in the corresponding first groove, and the other ends of the optical fibers extend out of the corresponding first grooves and are used for being connected with a fiber grating demodulator. The accuracy and stability of crystallizer temperature measurement can be effectively improved, and then the accuracy and efficiency of acquiring the molten steel liquid level fluctuation state in the crystallizer through the crystallizer temperature measurement result can be effectively improved.

The invention provides a fish meal additive, belongs to the field of additives, and solves the problems that fat is easy to rancidify and protein is easy to corrupt and mildew in fish meal of feeds in the prior art. The fish meal additive comprises the following components in parts by weight: 0.2-0.6 part of butylated hydroxytoluene, 0.2-0.6 part of tert-butyl hydroquinone, 2-4 parts of malic acid, 1-2 parts of citric acid, 1-2 parts of silica bauxite, 2-5 parts of zeolite and 0.05-0.1 part of yeast. According to the fish meal additive, by selecting varieties and contents of materials, the possibilities of rancidity of the fat and corruption and mildewing of the protein are reduced, so that the preservation time of the fish meal is prolonged, and the application security of the fish meal in the feeds is improved.