Blockchain-based internet of things intelligent lock

Smart locks that combine blockchain and edge computing solve the problems of insecurity in centralized verification and leakage of biometric data in existing smart locks, and achieve decentralized, multi-factor joint verification and tamper-proof security control, making them suitable for high-security scenarios.

CN122313610APending Publication Date: 2026-06-30BEIJING YEECHEN DREAM SCI & TLIGY DEV LTD CO

Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
BEIJING YEECHEN DREAM SCI & TLIGY DEV LTD CO
Filing Date
2026-04-14
Publication Date
2026-06-30

AI Technical Summary

Technical Problem

Existing smart locks suffer from problems such as insecure centralized verification, easy leakage of biometric data, lack of joint verification of lock status, and easy tampering of operation records, making it difficult to meet the needs of high-security scenarios.

Method used

The solution combines blockchain and edge computing. The data acquisition module obtains user biometrics and lock status data, the edge computing module processes and generates data packets to be verified, the blockchain interaction module submits them to the smart contract for verification, and the lock control execution module controls the bolt action based on the results. This constructs a decentralized and tamper-proof security verification system, and achieves reliable control through multi-factor joint verification.

Benefits of technology

It achieves decentralized and tamper-proof security verification, effectively identifies forced unlocking and technical unlocking, prevents replay attacks, ensures that permissions are immutable and unlocking behavior is traceable, improves system stability and security, and is suitable for high-security scenarios such as home, office, and warehouse.

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Abstract

This invention provides a blockchain-based IoT smart lock, comprising: a data acquisition module for collecting user biometric data and the lock's own status data; an edge computing module connected to the data acquisition module for processing the biometric data and status data to generate a data packet to be verified; a blockchain interaction module connected to the edge computing module for submitting the data packet to be verified to a smart contract in the blockchain network for verification; and a lock control execution module connected to the edge computing module for controlling the bolt action via signals based on the verification returned by the smart contract. This invention aims to overcome the shortcomings of existing smart locks, such as insecure centralized verification, easy leakage of biometric data, lack of joint verification of lock status, and vulnerability to replay attacks on operation records, achieving decentralized, tamper-proof, multi-factor joint, and attack-resistant secure verification and reliable control.
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