489 results about "Electronic signature" patented technology

A method for packaging digital evidence for long term validation comprises forming a package of a digital document (10), an electronic signature (12) for the document (10), together with evidence (16) of the authority of the signature in the document and a time stamp (20) indicating when the document was digitally signed. All of the pieces form parts of the packaged evidence.

The invention discloses a food production traceability management system based on a block chain, which belongs to the field of food management systems, and is characterized in that a unique identifier ID of an inheritor is generated based on an SHA-256 Hash algorithm, a Merkle tree root Hash value of food production data is dynamically associated, a non-tampering digital identity file is constructed, a data island of traditional decentralized management is broken through, and the traceability of food production is improved. According to the technical scheme, full-chain credible association between the non-abandoned technology and the production process is ensured, validity of an electronic signature is automatically verified by means of an intelligent contract, data tampering or identity failure risks are recognized in real time by comparing a public key decryption result with a signature hash value, JSON format alarms are pushed by means of Apache Kafka message middleware, cross-department collaborative response is achieved, and the security and reliability of the electronic signature are improved. The risk prevention and control efficiency is remarkably improved, encryption signature is performed in combination with an ECDSA key pair of a hardware security module, strong binding of an inheritor identifier, a production batch and equipment is ensured, identity fraudulent use or qualification counterfeiting is prevented, and traceability of the whole life cycle of non-abandoned skill inheritance is achieved.

The invention discloses a PDF contract file identification method and system, a medium and a program product, and relates to the technical field of information identification, and the method comprises the steps: carrying out the image analysis of an obtained PDF contract file through employing a deep learning model, generating an editable text, and synchronously identifying the page layout of the document, outputting structured data including page numbers, text paragraphs and coordinate information; performing multi-dimensional feature matching on the text paragraphs according to an adaptive semantic analysis algorithm, a preset contract template library and a dynamic keyword library, and positioning contract core element information; performing entity relationship verification on the content of the contract core element information, correcting an extraction error through dependency syntactic analysis and semantic role labeling, and establishing a contract element data set containing a confidence coefficient weight; and performing serialized packaging on the verified contract element data set to generate a contract element list conforming to electronic signature authentication. According to the invention, the processing efficiency and recognition precision of the PDF contract file are improved.

The invention discloses an electronic signature security generation method based on multi-factor identity verification, and relates to the technical field of signature generation. Comprising the following steps: counting each identity factor parameter based on a user historical identity verification behavior, calculating a stability transfer coefficient, and forming an initial verification path index chain; identifying an identity factor state, generating a behavior state sequence, and constructing a signature authority level through a preset mapping table; triggering state rollback based on the identity factor behavior state sequence, and updating a verification path index chain and a signature permission level; if the new grade and the historical grade have an inheritance relationship, marking that the current signature is generated by state transition; generating a path state abstract and binding the path state abstract to a signature structure body; and if the state transition is generated, extracting a last signature identifier, and constructing a signature chain tracking structure together with the path state abstract. The method has good signature traceability and asymmetric verification ability, and is convenient for later auditing and evidence obtaining.

The invention relates to the technical field of information security, discloses a realization method of an electronic signature of a customs business scene and a seal management system, and aims to solve the problems of trust centralization, easy data tampering, difficult traceability, poor business adaptation and insufficient interoperability of an existing electronic signature. According to the method and the system, a distributed account book technology is introduced, decentralized creation and registration, signature generation and verification, life cycle management and on-chain recording of auditing and tracing of the electronic seal are realized, a dynamic and configurable business scene strategy engine is constructed, a customs business process is flexibly adapted, and high safety, high efficiency and high adaptability are ensured. According to the method, a decentralized trust basis is established, the tamper-proofing capability and efficiency are improved, full-chain auditing traceability and cross-mechanism interoperation are realized, and data security is guaranteed.

The invention discloses an electronic lottery system based on an electronic signature and process data storage technology, and relates to the technical field of lottery systems. Comprising a lottery buyer betting client which receives betting information (lottery types, period numbers and number selection schemes) of lottery buyers through a standard betting control, generates a betting order containing a timestamp and a dynamic information code (a two-dimensional code / bar code, and the time efficiency is 60 seconds), and synchronously collects user real-name authentication information and betting behavior data (operation time and number selection records). A thermo-sensitive paper bill is replaced by the electronic certificate, so that the problem of certificate damage caused by environmental factors is avoided; by combining the electronic signature and the block chain evidence storage technology, tampering-free evidence storage of the voucher hash value is realized, counterfeiting and tampering risks are effectively prevented, and awarding disputes are reduced.

The invention discloses a report anti-counterfeiting system and method combining a dynamic two-dimensional code and an electronic signature, and particularly relates to the technical field of hoisting machinery inspection and detection.The system comprises a data management module, a dynamic two-dimensional code generation module, a dynamic watermark generation module, an electronic signature module and a verification module; a dynamic two-dimensional code with uniqueness and timeliness is generated by extracting key information of a report, a dynamic watermark is generated on each page of the report, and an electronic signature is realized by using a symmetric encryption technology and a digital certificate. During verification, automatic verification can be carried out through WeChat code scanning jumping to a verification page or WeChat service number menu code scanning. According to the scheme, the problems that a traditional report is weak in anti-counterfeiting capability, easy to tamper, low in verification efficiency and the like are effectively solved, the anti-counterfeiting capability of the report is improved, the verification process is simplified, the integrity and non-repudiation of data are guaranteed, the credibility of the inspection and detection report is improved, and the safety accident risk is reduced.

The invention relates to the technical field of information security, and discloses a handwriting dynamic encryption and electronic signature method based on a national secret algorithm, and the method comprises the steps: obtaining the handwriting data of a user, and carrying out the preprocessing of the data to remove noise and errors; carrying out feature extraction on the preprocessed handwriting data, extracting corresponding track features, speed features and pressure features, and generating a feature hash value of a unique identifier through a cryptographic SM3 hash algorithm; splicing and combining the feature hash value and a user private key, deriving a dynamic key through a national secret SM2 algorithm, and generating an electronic signature by using the dynamic key; an electronic signature is combined with a timestamp to form a structured signature packet, and the signature packet is hierarchically encrypted and stored in a database through a national cryptographic SM4 algorithm. According to the method and the system, the handwritten signature picture, the digital signature technology, the electronic signature technology and the biological recognition and layout file processing technology are fused, so that the safety and the reliability of electronic document signing are improved.

The invention discloses a bank-enterprise contract electronic signature verification method and system, and relates to the technical field of electronic signatures, and the method comprises the steps: defining a bank-enterprise contract signature full life cycle process, defining a standard bank-enterprise contract full life cycle process from formulation to implementation, and providing a reliable basis for the verification of the chaining of a subsequent electronic signature block chain. The core information is extracted from the contract information and the performance information, and the core information is linked, so that the block chain can be associated with the core information content, and the security and relevance are improved. And carrying out targeted risk assessment by virtue of the characteristics of the contract signing link and the performance link, and determining the risk condition. According to the method, the core information and the risk degree are combined to perform block chain uploading on the signing link and the performance link, the security and adaptability of the signature are improved, the block chain evidence storage signature of the acceptance link is generated by combining the acceptance information and the respective block chain evidence storage signatures of the signing link and the performance link, and the security of bank-enterprise contract electronic signature verification is ensured.

The embodiment of the invention provides a non-performing asset complaint and dispatch integrated system and method. The system comprises a case import and initialization module, an intelligent case division and strategy matching module, a disposal execution module, a mediation stage module, a litigation stage module, a case settlement and filing module and a data analysis and optimization module. Data interconnection and intercommunication among a financial institution, an outsourcing institution, a mediation center / law office and a court can be realized, case information of the whole process is collected in a unified manner, and informatization management of the urging and complaint business of the whole process including case distribution, collection, online mediation, electronic signing, file filing, litigation result follow-up and the like is realized. The method draws the dynamic image of the case to formulate a proper disposal strategy, timely allocates the appropriate disposal strategy to the corresponding institutions to carry out disposal work, provides digital intelligent services of one-stop follow-up, full-process scheduling and full-chain solution for the vast institutions, improves the case circulation efficiency, saves judicial resources, optimizes the clearing and receiving effect, and comprehensively reduces the cost and increases the efficiency.

Cybercriminals are using advanced techniques to access information not only inside a company network but outside of a company network in the ecosystem of company communications with customers, suppliers, partners, and professional advisors. There are many ways cybercriminals gain access to this information, often by compromising email accounts, archives, and document management systems outside of a company's own control and / or outside of their control to manage security of those external accounts. This invention provides an apparatus that will proactively detect when a cybercriminal has accessed or is attempting to access a document attached to an email, a document stored in a repository, a link to an e-signature transaction, a link to a file download (“Files”), and pre-emptively auto-lock the attempted-to-be-eavesdropped on Files and alert the File owner of a high risk information breach in progress, even if that breach is outside their network or information perimeter.

The invention relates to the technical field of power two-ticket management, and discloses a two-ticket full life cycle optimization and management method and system based on workflow, and the method comprises the steps: obtaining the basic data of personnel qualification, equipment state and flow rule, and constructing a typical work ticket library and a typical operation ticket library; calling a work ticket template or an operation ticket template to perform information supplement, performing double verification, and then completing graded auditing and electronic signature according to preset nodes to generate an effective work ticket and an executable operation ticket; and monitoring the execution process of the effective work ticket and the executable operation ticket, and archiving execution data to a historical database to realize multi-dimensional two-ticket full-process data query, generation of an analysis report, update of basic data, a work ticket typical ticket library and an operation ticket typical ticket library. The standardized typical ticket library is constructed by integrating basic data, monitoring and archiving traceability of two tickets are achieved, standardized intelligent management of the two tickets is achieved, and the problems that existing data are scattered, compliance is poor, traceability is difficult, and no improved closed loop exists are solved.

The invention belongs to the technical field of oil and gas drilling well control equipment, and particularly relates to a ram blowout preventer state confirmation method with a locking indication window, which comprises the following steps: arranging a transparent observation window on a blowout preventer shell, and calibrating the alignment position of the end face of a locking shaft and an inner side reference scribed line; after the locking action is executed, the alignment state is confirmed through multi-angle visual observation; a switchable auxiliary light source is integrated to eliminate visual interference; an industrial camera is used for collecting images, displacement deviation is recognized through an edge detection algorithm, and an alarm is given if the displacement deviation exceeds the limit; and generating an encrypted digital report containing a timestamp and equipment information, uploading the encrypted digital report to a monitoring platform, and supporting real-time check and electronic signature of a mobile terminal. Through three layers of mechanisms of standardized vision-mechanical mapping, optical enhancement and digital perception, high-reliability, high-compatibility and traceable locking state confirmation is realized.

The invention relates to the technical field of dynamic passwords, provides an electronic signature and verification method and system based on a dynamic password, and is used for solving the problems of low anti-counterfeiting capability and poor identity authentication reliability of an electronic signature in a cross-device scene in the prior art. The method comprises the steps that when a signature request of a mobile device is received, firstly, user biological characteristic data are collected and superposed with a timestamp to generate a dynamic password seed, the dynamic password seed is converted into a dynamic password request identifier for biological characteristic relevance verification, and meanwhile, a device hardware fingerprint is matched; after the verification is passed, generating a digital signature by adopting an elliptic curve algorithm, and recording a tamper-proof signature timestamp; encoding the signature, the request identifier, the hardware fingerprint and the timestamp into an electronic signature data packet and returning the electronic signature data packet to the mobile device; and the mobile equipment judges the signature legality by checking the biological characteristic difference degree, the signature validity and the time-space matching. According to the invention, the anti-counterfeiting capability and the identity authentication reliability of the electronic signature in a cross-device scene are improved.

The invention discloses a digital authentication method and system based on industrial production data, and the method comprises the steps: obtaining original industrial production data, generating a unique fingerprint of equipment, binding the unique fingerprint with the original data, and generating an equipment-data binding hash value through employing a national cipher SM3 algorithm; the alliance block chain node dynamically selects a consensus protocol according to the timeliness of the original industrial production data, constructs a Merkle tree structure and stores a root hash value; verifying whether the device-data binding hash value is included by the Merkle tree corresponding to the specific root hash value through a zero-knowledge proof protocol; in the authentication stage, the verified hash value and index information are called, and encryption quality parameters stored under the chain are positioned and decrypted; and generating a three-dimensional credible identifier and a dynamic authentication description text based on the original quality parameter, the hash value, the product identifier information and the block chain transaction information, and performing signature verification through a quantum security electronic signature. According to the invention, the security and reliability of industrial data authentication are improved, and data tampering and counterfeiting are effectively prevented.

The invention discloses a reliable electronic signature system and method for matching a business process, and relates to the technical field of information security, and the system comprises a configuration module which is used for configuring business processes, links and signature control information which need to be signed by an application system; the API interface SDK is used for providing electronic signature interfaces in different environments, obtaining signature configuration information through the SDK, and meanwhile, providing data for subsequent electronic evidence extraction through notification before signature, signature willingness authentication and automatic storage of electronic evidence after signature; the API interface background module is used for providing a support interface for the API interface and safely storing signature control parameters and electronic evidence data; providing a configuration data storage service interface for the configuration module; an electronic evidence query service interface is provided for the electronic evidence extraction module; the electronic evidence extraction module is used for analyzing and assembling to form comprehensive electronic evidence according to the stored electronic evidence; according to the invention, reliable electronic signature service can be provided for an application system.

The present disclosure relates to an information processing device and method, and an information processing system capable of proving authenticity of NFTed content information.Whether content information has been tampered with is verified by using an electronic signature, and in a case where it is determined that the content information has not been tampered with as a result of the verification, an NFT corresponding to the content information is requested to be issued, or the NET corresponding to the content information is issued. The present disclosure can be applied to, for example, an information processing device, an electronic device, an information processing method, a program, an information processing system, or the like.

The invention discloses a flood season pollution source-tracing evidence-obtaining monitoring system and method based on multi-source evidence chain fusion, and relates to the cross technical field of environment monitoring and judicial evidence-obtaining, and the system comprises an intelligent cooperative monitoring network unit, a full evidence chain collection evidence-storage module, a multi-modal source-tracing analysis engine unit and a block chain evidence-fixing platform module. Multi-source heterogeneous information such as water quality spectrums, drain outlet thermodynamic diagrams, enterprise production logs and Beidou hydrological data is integrated through a millisecond-level timestamp synchronization technology, a unique'pollution event fingerprint 'is generated, the problems that a traditional monitoring system is single in data dimension and lacks relevance are solved, a complete evidence chain of time-space relevance is formed, and the system has a good application prospect. And meanwhile, a block chain double-channel architecture is innovatively adopted, and an electronic evidence packet which conforms to judicial expertise specifications and is attached with an electronic signature is automatically generated, so that the legal credibility and the credibility of data are remarkably enhanced, and the core defects that traditional electronic data are easy to tamper and have no legal endorsement are overcome.

The invention provides an enforcement notarization whole-process online method and system based on artificial intelligence, and belongs to the technical field of enforcement notarization. Comprising the steps of performing joint verification on user verification data based on a multi-modal biological feature fusion method; extracting key fields of the contract by adopting an NLP semantic analysis method, and performing clause compliance test on the key fields based on a legal knowledge graph and a dynamic rule engine; a contract risk identification algorithm is called to evaluate the repayment capability of the user; an electronic official certificate is generated after contract review is passed, electronic signature is completed based on the dynamic token and the biological characteristics, and real-time chaining and evidence storage are carried out; and monitoring a debt repayment state, and if the debt repayment state is default, automatically generating an execution material and directly submitting the execution material to an interface executor through a forced execution interface. According to the method, on the basis of preventing the data from being tampered, efficient whole-flow online endowment notarization can be realized.

The invention discloses a mobile terminal dynamic key generation method and an electronic signature system, and the method comprises the steps: activating a multi-sensor data collection module, obtaining data through an accelerometer, a gyroscope and a magnetometer of a mobile device, and obtaining a sensor data matrix through noise filtering and preprocessing; detecting a network environment and an equipment moving state, analyzing a security level of a signature document, determining a security policy according to a document type and a signature mode, and generating an environment evaluation parameter matrix; based on the sensor data matrix and the environment evaluation parameter matrix, using a data fusion algorithm and a hash function to generate a dynamic key, determining key update frequency and encryption strength according to an environment risk level, and establishing an encryption channel; electronic signature operation is executed, whole-process safety monitoring is implemented, and authenticity and integrity of the signature are ensured through a multi-verification mechanism. According to the invention, the safety, reliability and applicability of the mobile electronic signature system are comprehensively improved.

An authentication (or identification) of an electronic apparatus is performed using a response to be generated from a specific random number, which is specific to an IC chip included in the electronic apparatus, and a challenge, which is input to the electronic apparatus. A physical firewall, which is composed of the authenticated electronic apparatuses, is configured. Furthermore, a pair of a secret and public keys are generated using the said response. The said public key or a code information generated using the said public key serves as a logical address of the said electronic apparatus. An electronic signature generated using the said secret key is used to perform data transmission between electronic apparatuses inside the physical firewall.

The invention relates to the technical field of medical informatization, and discloses a hospital electronic prescription full-process circulation management system based on the Internet. Comprising a prescription information acquisition module, a patient identity and authorization management module, a prescription validity judgment module, a drugstore selection and matching module, a distribution mode management module, a payment management module, an informed agreement and electronic signature module, an order circulation and state tracking module, a cold-chain medicine temperature control module and a data security and privacy protection module. The system solves the problems of low efficiency, high risk, difficulty in cooperation and the like in traditional prescription circulation through digitization and intelligentization, further promotes medical services to be converted from hospital-centered medical services to patient-centered medical services, and is an important support for constructing an efficient, safe and cooperative medical service system.

The invention provides a credit repair certificate automatic issuing method and device and electronic equipment, and belongs to the technical field of credit management. Comprising the steps of obtaining a credit repair certificate issuing application submitted by an enterprise, and dividing the issuing application into a local data application and a remote data application; based on the operation behavior in the whole auditing process, generating a block chain evidence storage record containing a timestamp, an operator identifier and an auditing opinion; and uploading the application state data to the credit service platform, and generating a corresponding credit repair proof file for the passed application. According to the method, efficient, safe and traceable whole-process online issuing of the credit repair certificate is realized by intelligently distinguishing local and remote dishonesty data, implementing a grading processing mechanism combining automatic verification certificate issuing and manual auditing and combining block chain certificate storage and electronic signature technologies.

The disclosed system provides a multi-functional legal services space in Virtual Reality (VR) that includes a law office, courtroom, conference room, and law library. The VR program enables privileged and confidential attorney-client communications, visitation between attorneys and clients, and provides clients with tools and access to work on their legal matters. The program facilitates the electronic signing of legal documents, secure legal document case file storage, legal research, document drafting, and hearing and trial preparation. Meetings and depositions can be conducted with multiple parties through VR headset access and / or video conferencing participation. The VR courtroom can be utilized by judges, magistrates, and mediators for legal proceedings. For incarcerated individuals, a VR headset combines identity verification technology with secure internet connectivity, allowing access to a database containing their personal legal information.

The present invention provides an electronic signature system and method based on a Word document template variable filling protocol. By using a template variable filling mode and a method of converting a Word document to PDF, and combining a certificate of a CA and a signature technology of an electronic seal, different Word documents can implement an electronic signature function by using the same logic, and the current challenge that supply chain financial projects collaborating with multiple financial institutions need to sign different protocols is overcome. In addition, due to the authority of the CA, the authenticity of signed files is guaranteed.

The invention discloses an after-class service business management method and system based on a SaaS mode, and relates to the technical field of after-class services, and the method comprises the steps: distributing an independent database fragment for each education end based on a SaaS multi-tenant isolation strategy; dynamically generating an electronic protocol template according to the course type and the real-time site capacity, filling parent information by using a placeholder replacement rule, and generating a to-be-signed document; asynchronously pushing the to-be-signed document according to the priority of the tenant through the message middleware and the elastic cloud server cluster; receiving the electronic signature completed by the parent end, and fusing the electronic signature with the to-be-signed document to generate an electronic protocol; and when the agreement signing completion rate exceeds a preset threshold value, generating a scheduling scheme by using a resource scheduling model in combination with the teacher qualification matching degree, the classroom capacity limitation and the course time continuity constraint.

The invention relates to the technical field of electronic signature, and discloses a batch signature method and device, computer equipment and a readable storage medium. The method comprises the following steps: receiving a signature request initiated by a user, and obtaining a corresponding seal picture and a plurality of signature documents according to the signature request; identifying a signature position in each signature document based on a preset text identification algorithm, and obtaining at least one signature page specified by a user; and performing electronic seal signing on at least one signature page in each signature document by using the seal picture. According to the application, the operation of adding seals in multiple files by a user is simplified, the efficiency and accuracy of the signature process are effectively improved, and errors and omission caused by manual operation are reduced.

Disclosed herein are computer-implemented method, system, and computer-readable medium embodiments for providing a virtual second image during remote deposit of documents. A system generates, from a field of view of a camera, a live stream of image data comprising imagery of a portion of the document. The system obtains, via an optical character recognition program, one or more data elements from the imagery of the portion of the document and generates a first image of a front side of the document. The system receives an electronic signature of a customer via a user interface and, upon verifying the electronic signature, generates a virtual second image by merging the electronic signature with a second image for a back side of the document selected from a plurality of back images. The system transmits the first image, the virtual second image, and the one or more data elements to a remote deposit platform.

Systems and methods are disclosed for movement-based signature authentication. One method comprises determining one or more features associated with a user based on one or more two-dimensional images and determining one or more body points associated with the user based on one or more three-dimensional images. A movement pattern of each body point of the user is determined based on the one or more three-dimensional images. The one or more determined features are compared to corresponding one or more stored features associated with the user. If the one or more detected features match the one or more stored features, the one or more determined movement patterns are compared to a unique electronic signature associated with the user. Upon determining that the one or more determined movement patterns match the unique electronic signature, the user is authenticated for electronic transaction.

The invention relates to a pressure distribution identification and detection system and method based on a time sequence convolutional neural network. According to the system, a pressure sensor array is used for collecting pressure signals, after filtering processing, the pressure signals are input into a time sequence convolutional neural network for feature extraction and mode recognition, and high-precision pressure distribution detection and recognition are achieved. The method is particularly suitable for anti-interference input equipment under the scenes of man-machine interaction, electronic signature authentication and the like.