NFT Authentication Scoring Using Wallet Activity and Fraud Signals

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Solution Overview

Problem

Current systems lack the ability to authenticate non-fungible tokens (NFTs), making it difficult for purchasers to verify the authenticity of an NFT or its seller, which can lead to the sale of counterfeit or fraudulent digital objects.

Innovation Solution

A system and method that utilizes a processing server to calculate an authentication score for an NFT based on wallet activity, ownership history, and fraud scores of the creator and smart contract platform, determining if the score meets a threshold value to validate the NFT's authenticity, and optionally applying a digital certificate for verification.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If no authentication system is implemented for NFTs, then the marketplace operates with minimal complexity and quick transactions, but buyers cannot verify the authenticity of NFTs and sellers, leading to high fraud risk

Engineering Contradiction:
Improveauthenticity verificationVSAvoidauthentication system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a smart contract platform as an intermediary between buyers and sellers that automatically verifies NFT authenticity. The platform executes predefined authentication logic, comparing wallet activity patterns and transaction histories against established criteria, thereby providing reliable verification without requiring buyers to manually analyze complex blockchain data.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system performs preliminary authentication of NFTs and sellers before transactions occur. By pre-establishing trust scores based on historical wallet activity and platform reputation metrics, the system prepares verification results in advance, allowing buyers to make informed decisions without dealing with complexity at the moment of purchase.

Inventive Principle:
Principle #10Preliminary action

2Measurement precision

If manual verification of NFT history is performed by tech-savvy buyers, then some level of authentication is achieved, but the process remains time-consuming and unreliable for average users

Engineering Contradiction:
Improveauthentication accuracyVSAvoidverification time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The smart contract platform performs self-service authentication by automatically analyzing wallet activity patterns, transaction histories, and seller reputations. The system independently executes verification logic without requiring buyer intervention, thereby achieving high measurement precision while eliminating time loss for users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical verification processes with automated computational systems. Smart contracts execute algorithmic analysis of blockchain data, substituting human analysis with machine-based verification that is both more accurate and instantaneous.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Reliability

If comprehensive wallet activity analysis is performed to calculate authentication scores, then authentication reliability improves, but processing complexity and computational requirements increase

Engineering Contradiction:
Improveauthentication score accuracyVSAvoidprocessing server complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The authentication process is segmented into distinct analytical components: wallet activity analysis, seller reputation assessment, and transaction pattern recognition. Each component processes specific data elements independently, allowing the system to achieve comprehensive authentication reliability while managing processing complexity through modular organization.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12626243B2Method and system for mastercard authenticating non-fungible tokens
Publication Date: 2026.05.12 MASTERCARD INT INC
  • US12626243B2 patent drawing
  • US12626243B2 patent drawing
  • US12626243B2 patent drawing

AI summary

A method for authentication of non-fungible tokens (NFTs) includes receiving a validation request for an NFT from an external platform including a smart contract identifier; calculating an authentication score for the NFT based on at least (i) wallet activity associated with a creator blockchain wallet identified based on the smart contract identifier, and (ii) a fraud score of the external platform; and if the calculated authentication score for the NFT is below a predetermined threshold value, transmitting a negative response message to the validation request indicating unsuccessful validation of the NFT, or if the calculated authentication score for the NFT is above the predetermined threshold value, transmitting a positive response message to the validation request indicating successful validation of the NFT and instructing the external platform to execute a smart contract associated with the smart contract identifier.