7 results about "Information security management" patented technology

A safe access method, a safe access device, a safe access electronic apparatus and a safe access storage media for external storage devices are provided. By reporting and processing without relying on real-time network connections, and still maintaining effective management of access to portable external storage devices even when there is no network or the network is unstable, thereby reducing potential risks and avoid frequent returns due to risky hardware and reduce the burden of network communications in the enterprise, immediately being disabled the portable external storage device once a digital certificate to be verified is found to be non-compliant, reducing a chance of spreading virus infection for improving the efficiency of information security management through quick response, and destroying the digital certificate to be verified to prevent the certificate from being stolen by others after confirming the safety of the external storage device, thus further ensuring the company's data security, the system and the method can effectively reduce misjudgment and ban of legitimate hardware through verification of digital certificates, and can achieve the effect of reducing the inconvenience caused by users frequently disabling legitimate devices.

This invention discloses a blockchain-based big data information security management method, comprising: constructing a layered blockchain architecture, including a core chain and multiple sub-chains, wherein the core chain records the chain head hash value, data storage location, and access permissions of the sub-chains; collecting features of the data to be stored and generating a feature dataset by combining Geohash encoding; constructing a priority partitioning model based on a linear weighted algorithm and the TOPSIS algorithm to prioritize the data features in the feature dataset and generate priority scores; dynamically allocating the data to be stored to high-security-level sub-chains or low-security-level sub-chains through a cold / hot separation storage strategy; recording the data storage index and access permissions to the core chain; parsing user query requests using the core chain, distributing them to the corresponding sub-chains, where the sub-chains process the query requests in parallel and return the query results to the core chain; and verifying the user's access permissions through the core chain, and upon successful verification, reading the data stored in the corresponding sub-chain based on the query results.

The application discloses a sensitive operation approval decision system and method, a readable storage medium and a program product, relates to the technical field of information security management, and the sensitive operation approval decision system comprises an operation application module, which is used for acquiring sensitive operation data of a target operator after receiving a sensitive operation request of the target operator; an intelligent approval intelligent agent, which is used for determining the matching degree of operation content and application reasons as the operation rationality score of the current sensitive operation; a risk assessment intelligent agent, which is used for performing security risk analysis according to the operation content, operator information and historical operation data, and generating the security risk score of the current sensitive operation; and an authorization decision intelligent agent, which is used for determining the approval decision score of the current sensitive operation according to the operation rationality score and the security risk score, so as to determine the approval result of the current sensitive operation. The application can improve the approval efficiency and accuracy of the sensitive operation of the operator.

We provide the system. [Solution] A data processing means for integrating and managing patient-related information, Information generation means for automatically generating visit records and treatment plans using an artificial intelligence model, A dialogue tool that provides conversational functions to facilitate communication among experts, Information security management measures to ensure the protection of information, A transmission means that provides an interface for efficiently transmitting information entered by users, A system that includes this.

The application belongs to the technical field of information security, and provides a software development information security management method based on distributed backup, which comprises the following steps: obtaining online duration of nodes participating in distributed backup, process participation degree data, and analyzing and processing to identify active nodes in software development information; based on sensitive data types of software development scenes, a sensitive data feature library is constructed, a deep packet detection technology is used to match the sensitive data feature library, and sensitive data of active nodes are identified; transmission flow of sensitive data in active nodes is obtained, quantitative deviation analysis is performed on sensitive data transmission flow of active nodes, and transmission exposure risk of active nodes is evaluated; and the application provides multi-level and full-cycle reliable support for sensitive data security of distributed backup software development scenes.

The embodiment of the application provides a key management method and device, computer equipment and a storage medium, and belongs to the technical field of information security management. The method comprises the following steps: receiving a key reading instruction, obtaining a key reading index according to the key reading instruction; obtaining first matching index data from a pre-constructed key index table according to the key reading index, wherein the first matching index data comprises a first matching key index and a first key address offset value corresponding to the first matching key index; determining a target key reading address according to the key index table and the first key address offset value, wherein the target key reading address is used to represent a storage address of key information corresponding to the key reading index in a preset key memory; and reading the key information corresponding to the key reading index from the key memory according to the target key reading address. The embodiment of the application can shorten the key reading and writing operation time and improve the operation efficiency during key management.

The present application relates to the technical field of information security, in particular to a computer network information security management method and system based on data processing, the method comprising: collecting key security data and historical security data of the current login session of a user, and preprocessing the key security data to form a current login behavior feature vector; constructing a login time probability distribution model, a login space position clustering center model and a historical device fingerprint model for each user based on the historical security data, and forming a user behavior baseline vector; comparing the current login behavior feature vector with the user behavior baseline vector within 1 second after the user completes login, and calculating the time deviation, the space deviation and the device abnormality degree. The present application introduces a dynamic device fingerprint technology based on multiple fractal spectrum analysis and hardware aging drift model, effectively overcoming the problems of traditional static fingerprint being easily forged and high false alarm rate caused by natural hardware aging.