NFT-Based IoT Device Registration for Secure Payment Validation
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Solution Overview
Problem
Existing systems face security risks and challenges in validating IoT devices and payment transactions, particularly in ensuring authorized interactions and preventing malicious activities within payment systems.
Innovation Solution
The use of non-fungible tokens (NFTs) on a blockchain system for validating IoT devices and payment transactions, where metadata associated with IoT devices and transactions is mined and converted into NFTs managed by smart contracts, defining rules for validation and ensuring secure execution of transactions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional validation methods are used for IoT devices, then system complexity is reduced, but security and authorization verification are insufficient
Solution Approach 1:
The patent introduces NFTs as an intermediary mechanism between IoT devices and the payment system. The NFT acts as a digital credential that mediates the authorization process, enabling secure verification of device ownership and transaction validity without requiring complex centralized validation systems. The smart contract serves as another intermediary that automatically enforces business rules and validates transactions based on predefined conditions.
Solution Approach 2:
The patent replaces traditional mechanical authorization systems with blockchain-based cryptographic verification. Instead of relying on complex access control lists, authentication tokens, or centralized databases for device validation, the system uses NFTs stored on the blockchain to provide tamper-proof verification of device ownership and transaction authorization.
2Reliability
If NFTs and smart contracts are used for validation, then security and authorization verification are improved, but system complexity increases
Solution Approach 1:
The patent segments the validation process into distinct components: device registration (creating first NFT), transaction validation (creating second NFT), and rule enforcement (via smart contracts). This segmentation allows each component to be independently managed and optimized, reducing overall system complexity while maintaining high security standards.
Solution Approach 2:
The smart contracts automatically execute validation rules and enforce authorization decisions without requiring manual intervention. The system performs self-validation by automatically checking NFT properties against predefined conditions, generating appropriate responses, and executing transactions autonomously when conditions are met.
3Reliability
If metadata mining and NFT generation are performed for each transaction, then transaction security is enhanced, but processing time increases
Solution Approach 1:
The system performs preliminary actions by pre-defining validation rules and conditions within smart contracts before transactions occur. Device metadata is mined and NFTs are generated during the registration phase rather than at transaction time, so that when transactions occur, the validation process can quickly reference pre-computed information, reducing processing time while maintaining security.
Data Source
AI summary
Systems and methods are disclosed for validating transactions executed by Internet of Things (IoT) devices leveraging non fungible tokens (NFTs) stored on a blockchain. The system generates a first NFT paired with metadata associated with an IoT device, a second NFT paired with metadata associated with a transaction requested by the IoT device, and a third NFT merging the first and second NFTs together. The NFTs are used in validation processes to ensure an IoT device and/or a transaction requested by an IoT device are valid. The NFTs are bound to smart contracts assigned one or more rules related to validating an IoT device and/or transaction requested by an IoT device. A transaction requested by an IoT device executes based on the validation processes.