14 results about "Signature Code" patented technology

The invention discloses an encryption transmission method and system for financial transaction data and a storage medium, and the method comprises the steps: carrying out the grading preprocessing of original financial transaction data through an amount sensitivity grading algorithm, and obtaining a four-stage transaction amount data set and an account feature code; initializing 8D financial chaotic parameters for the numerical values and the account feature codes to obtain an eight-dimensional chaotic parameter sequence; performing frequency domain decomposition on the fourth-level transaction amount data set to obtain four pieces of frequency domain sub-band data; dynamically generating a DNA coding rule according to the account feature code and the eight-dimensional chaos parameter sequence to obtain a dynamic DNA coding mapping table; and performing adaptive block scrambling on the four frequency domain sub-band data according to the amount level, and performing fusion processing through a dynamic DNA coding mapping table to obtain an encrypted data packet. The technical problem that an existing financial transaction data encryption transmission method cannot perform differential security protection according to transaction amount sensitivity and lacks anti-quantum computing capability is solved.

The present disclosure envisages a system (100) and a method (600) for validating quick response (QR) codes The system (100) comprises an input module (102) to receive at least one input string from a user for adding to a quick response (QR) code via a user interface (102a), an encoder module (104) to receive the input string and generate a pre-quick response (QR) code in accordance with a plurality of randomizers and further to encode the pre-QR code to generate a signed QR code by adding a signature on the pre-QR code by means of a set of encoder rules, a decoder module (106) to receive the signed QR code by scanning the signed QR code by means of a scanner device (114) and decode the signed QR code by means of a set of decoder rules, and a validator module (108) to receive the signed-QR code and validate the signed-QR code by means of a set of validator rules to identify the genuine signed-QR code.

The invention discloses a redemption code generation method and device, electronic equipment and a storage medium. The redemption code generation method comprises the steps that an ID sequence code is generated; generating a weighted code; performing weighting operation on the ID sequence code by using the weighting code to generate a signature code; combining the ID sequence code, the weighted code and the signature code to form an initial code in a binary form; the initial code is mapped to form a redeeming code in the form of a limited range of characters. According to the scheme provided by the invention, the quantity of the generated redemption codes can reach a hundred million level, the uniqueness of the generated redemption codes can be ensured, the readability of the generated redemption codes can be ensured, the authenticity of the redemption codes can be conveniently verified, and the generated redemption codes do not reflect regularity and are prevented from being cracked by brute force; the whole scheme is easy to implement, and the efficiency of redemption code generation and redemption can be improved.

The embodiment of the invention provides a signature unlocking method, an intelligent interaction tablet and a storage medium, and belongs to the technical field of intelligent equipment unlocking. The method comprises the following steps: receiving a signature code input by a user and a first handwritten signature of the user on a touch interface; the signature code is a number with a preset length; sending the signature code to a server, so that the server searches a target account corresponding to the signature code; a mapping relationship between the account and the signature code is stored in the server; and receiving preset verification data of the target account fed back by the server, and performing signature verification on the first handwritten signature of the user based on the preset verification data so as to unlock the target account when the first handwritten signature of the user passes the signature verification. According to the method, the user can quickly and safely unlock the personal account on different devices without setting verification data on the different devices in advance, and correspondingly, different users can quickly and safely unlock the personal account on a public device without setting verification data on the public device in advance.

The invention relates to the field of infrared touch screen control, in particular to a control method and system of an infrared touch screen. The method comprises the following steps: acquiring a transmitting unit set, a receiving unit set and a forbidden list, performing topology registration and signature codebook library assembly processing, and generating a scanning configuration packet; on the basis of the scanning configuration packet, executing transmission lightening time slot sequence generation, receiving time slot sampling and dark time slot baseline deduction matching decoding processing, and generating a decoding evidence packet; based on the decoding evidence packet, baseline offset calculation is carried out, spatial form evidence and time consistency evidence generation processing is carried out, a gating evidence packet is constructed, evidence gating and anomaly classification processing is carried out, and a control output packet is generated; and extracting a verification rescanning strategy parameter from the control output packet, executing verification rescanning and passing mark generation processing, generating a rescanning result packet, and constructing a write-back update packet. According to the invention, through an evidence link and a re-scanning write-back closed loop organization, the caliber consistency and traceability of control output are improved.

The present invention provides a heterogeneous aggregate signature system for a verification center, comprising: the verification center obtains a signature sequence (ID i ,m i ,R i ,S i ,T i ), calculate the ID i is the identity information of each signing terminal; m i is the message to be encrypted; T i is the timestamp; S i is the characteristic code of each signature terminal; R i =r i P, r i The parameter is randomly selected by each signing terminal; the equation is calculated and verified based on the signature code of each signing terminal type. If true, the signatures of n user terminals are verified successfully. This invention provides a system that, by rationally setting signature codes for aggregated verification, enables heterogeneous signing terminals to sign based on their respective public key systems, with the verification center then performing unified aggregated verification. This reduces the verifier's system initialization and signature verification overhead, and provides signature and authentication services for users of different cryptographic systems.

A printing system (10) comprising: a transport system (20) for transporting a pipe (2) along a transport direction (Tr) through a printing area (21); a first printing device (30) which is configured to print a labeling field (3) on the pipe in the printing area (21); and a second printing device (40) which is arranged to print a signing code (4) on the tube; wherein the first printing device (30) and the second printing device (40) are arranged along the transport direction (Tr) at a distance (A 30-40 ) are arranged relative to one another and are synchronized such that the signature code (4) printed by means of the second printing device (40) is positioned within the labeling field (3) printed by means of the first printing device (30), wherein the first printing device (30) is an inkjet device for printing a laser-active ink, and wherein the second printing device (40) is a laser signing device for signing the laser-active ink.

The utility model discloses an NFC (Near Field Communication) shared electric connector and electric equipment, the NFC shared electric connector comprises an electric connector, and the electric connector is used for connecting a power socket with NFC identification; an NFC (near field communication) chip, wherein the NFC chip is arranged in the electric connector; and the feature code is located on the outer surface of the electric connector, and the feature code is used for indicating the NFC ID corresponding to the NFC chip. According to the application, the NFC ID and the user account only need to be bound once before use, automatic identification and fee deduction can be realized during subsequent use, mobile phone operation is not needed, and the application requirements of intelligence and convenience are met.

The invention discloses a bill management method and system, a bill cabinet, a processor and a storage medium. The method comprises the steps that after a scanning device scans an identification code on a to-be-stored bill, bill information corresponding to the identification code is acquired, and the bill information comprises a target unique identification code and a target task number; under the condition of an offline state, obtaining a signature identification code, analyzing to obtain a to-be-verified signature code corresponding to the signature identification code, and executing hash operation on the target unique identification code to obtain a target signature code; under the condition that the to-be-verified signature code is matched with the target signature code, it is judged that signature of the to-be-stored bill is completed; if signature is completed, determining a target bill bin according to the target task number; a bin door of the target bill bin is controlled to be opened; after it is detected that the bin door of the target bill bin is closed, the bill bin information corresponding to the target bill bin is updated, and bill storage operation is completed. According to the invention, through setting bill signature verification, a bill sender can be prevented from signing, and the safety of bill management by adopting the intelligent bill cabinet is improved.

The embodiment of the invention provides a code generation method, computing equipment and a storage medium. The method comprises the following steps of: identifying function information respectively corresponding to a plurality of original expansion functions for chained calling from a to-be-processed packet which is generated by compiling a source file based on a Kotlin language; the function information comprises function signature information; for each original extension function, converting the parameter type of each parameter in the function signature information from a non-null type to a null type to generate converted function signature information; on the basis of the converted function signature information, a function signature code and a function body code are generated, and the function body code is configured to call the original spread function under the condition that the parameter value is judged not to be empty, and return to the current object under the condition that the parameter value of any parameter is empty; and writing the function signature code and the function body code into a source code file of the target extension function and storing. According to the technical scheme provided by the embodiment of the invention, the chained calling of the target extension function can be realized without interruption.

Method for authenticating at least one ventilator with at least one remote station, wherein the ventilator can connect itself via at least one interface to the remote station, at least one authentication file is stored on the ventilator, the authentication file contains at least one signature code of a signing authority, and a public keycode of the signing authority is known to the remote station, the ventilator sends the authentication file to the remote station when establishing the connection to the remote station, the remote station checks the signature code of the authentication file using the public keycode as to whether the signature code originates from the signing point and the ventilator is authenticated when the remote station recognizes the signature code as originating from the signing authority.

The invention discloses a method and a device for safely starting a microprocessor of autonomous controllable power secondary equipment. The method comprises the following steps: respectively generating signature application programs or key files of all microprocessors of the power secondary equipment in an off-line manner from a program publishing server; obtaining a first signature code from the signature application program or the key file, and calculating a first digest value of each signature application program or key file by using a software national cryptographic algorithm; performing signature verification operation on the first signature code and the first abstract value of each signature application program or key file, and updating the application program or key file of each microprocessor of the power secondary equipment; after all application programs or key files of the power secondary equipment are updated, the equipment is restarted, and credible starting measurement is carried out on the operating environment of the first microprocessor operating system; and credible starting measurement is carried out on bare core operation environments of the second microprocessor and the third microprocessor, so that safe starting of all the microprocessors of the power secondary equipment is realized.

This invention discloses a method, device, equipment, and storage medium for security monitoring of power mobile terminals. The method includes: acquiring Java layer behavioral signature codes, Native layer behavioral signature codes, and Kernel layer behavioral signature codes; analyzing and comparing the Java layer behavioral signature codes, Native layer behavioral signature codes, and Kernel layer behavioral signature codes to obtain Java layer hidden behavioral signature codes and Native layer hidden behavioral signature codes; using a preset business security threat policy library as a reference standard, calculating the similarity between the application's Java layer behavioral signature codes, Native layer behavioral signature codes, Kernel layer behavioral signature codes, Java layer hidden behavioral signature codes, and Native layer hidden behavioral signature codes and the reference standard to determine the application's category; and by analyzing the malicious behavior audit of the power mobile terminal and the applications running on it, combined with the terminal business security threat policy library, rapid identification and interception of malicious behavior can be achieved.

The invention discloses a card number traceability anti-counterfeiting generation method and system for an exchange card. The method comprises the following steps: generating 16-bit plaintext data; wherein the 16-bit plaintext data comprises three plaintext sub-parts; performing encryption hash processing and byte interception processing on the 16-bit plaintext data to obtain a 7-bit decimal short code; accessing the 7-bit decimal short code into 16-bit plaintext data to obtain 23-bit data; generating a 1-bit check code according to the 23-bit data; accessing the 1-bit check code into 23-bit data to obtain a 24-bit card number; and offline verification is carried out on the 24-bit card number, so that whether the 24-bit card number is qualified or not is judged. In a 24-bit pure digital space, a 16-bit plaintext + 7-bit ECDSA signature + 1-bit Luhn verification code is used for forming a signature code capable of being verified offline, a signature value is taken from a cryptographic random number of a standard elliptic curve private key, a Merkle tree is constructed at a time, root hash is written into a non-tampering medium, logistics, sales, exchange and other events are added step by step to form a chained log, and the chained log can be verified offline. And double anchoring of closed batches and additional events is realized.