9 results about "Multiple encryption" patented technology

Systems and methods for coordination and management of keys and instructions for multiple encryption include, responsive to receiving encrypted data that has been encrypted via a plurality of layers of encryption, accessing a coordinator to determine instructions for multiple encryption; and decrypting the encrypted data based on the instructions and utilizing a plurality of keys with a key for each of the plurality of layers of encryption.

This invention relates to a method for storing and tracing rebate data based on a consortium blockchain. The method includes: constructing a consortium blockchain network and configuring node roles and access permissions; receiving rebate business data; encrypting and packaging the rebate business data; writing transaction records into blocks through a consensus mechanism to complete on-chain storage; responding to traceability queries by retrieving the stored data from the consortium blockchain, verifying its integrity, and returning the result; and triggering on-chain arbitration when a cross-entity rebate dispute is detected, using the on-chain stored data as the basis. The encryption algorithms support symmetric algorithms including Chinese national cryptographic standards SM4, AES-128, and AES-256; asymmetric algorithms including Chinese national cryptographic standards SM2, RSA, and ECC; and hash algorithms including Chinese national cryptographic standards SM3, SHA-256, and SHA-3. This invention achieves tamper-proof storage of rebate data, full traceability, and on-chain dispute arbitration, supports flexible selection of multiple encryption algorithms, and meets domestic compliance and international compatibility requirements.

This invention discloses a blockchain-based e-commerce system, including an e-commerce platform unit, a merchant unit, a consumer unit, and a blockchain data processing unit. This invention utilizes multiple encryption algorithms working in tandem to ensure data security during transmission and storage, preventing data leakage and tampering. Distributed storage technology combined with the DHT algorithm enables redundant data backup, improving data reliability and availability. It also enhances transaction trust: formally verified smart contracts ensure the legality and accuracy of the transaction process, reducing disputes and strengthening trust between consumers and merchants. Furthermore, it achieves supply chain transparency: blockchain traceability and supply chain traceability contracts enable the recording and querying of information throughout the entire product lifecycle, protecting consumer rights and improving supply chain management efficiency.

This invention discloses a cross-platform intelligent task processing system and method based on a cloud-local hybrid architecture, belonging to the fields of artificial intelligence and automation technology. It includes: user terminals receiving natural language instructions through a unified message gateway and sending them to a task processing hub; the hub dynamically selecting a local or cloud model for semantic understanding and task decomposition according to a strategy, generating atomic operation descriptions; distributing tasks to heterogeneous target terminals based on device capability maps; each terminal converting the atomic operation descriptions into local system calls through a cross-platform atomic operation adapter library and executing them securely, with risky operations executed in a sandbox; communication employing multiple encryption methods; the hub integrating a billing module for cost estimation, real-time billing, and budget control; and the hub feeding back execution results to the original message channel through a unified message gateway. This invention ensures data security through intelligent planning and privacy separation, decouples the core architecture from the deployment form, and supports multiple deployment forms and cross-platform collaboration.

The utility model relates to electric motor car field discloses an intelligent terminal of electric motor car intelligent theftproof control, including the casing, the inside fixed mounting of casing has main control circuit board, the left side mounting of casing inside has dynamic distance response module, NFC unlock locking module and cell -phone APP / applet control car module, the right side mounting of casing inside has bluetooth sound module, multi -lock module and power and communication interface module, the bottom fixed mounting of casing inside has electromagnetic compatibility module. This intelligent terminal of electric motor car intelligent theftproof control through the binding and communication of bluetooth, when the cell -phone is close or far from electric motor car, automatic response and trigger corresponding locking / unlock operation to satisfy the use habit and environment demand of different users, and through cell -phone APP / applet or NFC equipment can realize the control to each lock, higher security, adopt multiple encryption technology to ensure the communication safety, prevent being malicious attack or decipher, solved the problem that the operation is complicated and single function.

The application provides a kind of anti-leakage transmission security method and system for AI training data set, applied to artificial intelligence technical field, by obtaining the original entropy data of multiple heterogeneous random sources in non-real-time stage, and the original entropy data is fused to build random entropy pool;Multiple encryption keys are generated asynchronously using random entropy pool, and the generated encryption keys are pre-stored in a protected storage space;In the data transmission stage, receive the key calling request for the data fragment to be transmitted, respond to the key calling request, extract the pre-stored encryption key from the storage space;The data fragment is encrypted using the extracted encryption key, so that the micro timing characteristics of the encryption key generation are shielded during the transmission process, and finally the anti-leakage transmission of AI training data set is realized, which has the advantage of improving the security of data transmission.

The application relates to a chip-level multiple encryption method and system for an Internet of Things terminal, in particular to the field of key distribution, which realizes safe dynamic networking access of the Internet of Things terminal through attribute matching and a dynamic credential mechanism, effectively filters unauthorized nodes, utilizes a terminal real-time context to cooperatively generate a unique basic seed, ensures that key materials are strongly bound to a task scene, has forward security, based on a non-interactive negotiation mechanism, efficiently derives a unified session key without multiple rounds of handshake communication, significantly reduces delay and overhead, through hierarchical derivation and rolling update of a master key, provides isolated and short-life-cycle encryption protection for different communication requirements, and realizes high-safety, low-delay and extensible in-group security communication in a resource-limited Internet of Things edge environment.

This invention relates to a method and system for authorizing and protecting instrument options, and pertains to the field of information security. The method includes: instrument software acquiring a unique hardware identifier, generating an encrypted information code, and storing it in the hardware module; the authorizing party decrypting the information code and generating a digital signature registration code by combining it with option authorization information; the instrument software receiving the registration code and performing local verification and signature verification using the local information code and the authorizing party's public key; if successful, the option is activated; the software periodically re-verifies the information code and authorization status. This invention binds authorization to specific devices through a combination of software and hardware, employs multiple encryption and verification mechanisms, and combines them with an intelligent timed check strategy, effectively improving the security, tamper resistance, and copy resistance of instrument option authorization in offline environments, while also considering system performance and user experience.

The present application relates to a kind of quantum random number-based TCP encryption tunnel communication method, compared with prior art, it solves the defect that secret key communication technology cannot meet the actual use needs.The present application includes the following steps: data source end carries out the generation of secret key;Secret key distribution service content acquisition;Data source end and data target end communication initialization process;Data source end provides data to data target end;Data target end synchronous loss processing;Data target end inner gateway communication.The present application supports the uniform distribution of multiple encryption tunnel gateway secret keys, uses gateway negotiation mechanism to ensure the uniformity of the secret keys of multiple gateways, and uses the one-time-one secret key consumption mechanism of random secret key in the communication process of encryption tunnel, which ensures the safety of secret key transmission and use, and further provides protection for encryption tunnel communication.