Secure Online Marketplace Authentication System

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Solution Overview

Problem

Online ecommerce systems lack effective verification mechanisms for sellers and buyers, exposing users to fraudulent activities and criminal intent, with existing safeguards increasing transaction burdens and not adequately verifying parties' legitimacy.

Innovation Solution

A secure membership server system that authenticates buying and selling members by verifying personal identity data and physical location, restricting access to sensitive information until authentication is complete, and providing additional validation steps such as CAPTCHA tests, geolocation checks, and database cross-referencing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If authentication verification mechanisms are added to verify party legitimacy, then transaction security and reliability are improved, but the transaction burden and complexity increase

Engineering Contradiction:
Improvetransaction securityVSAvoidauthentication process complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces a third-party authentication service that acts as an intermediary between buyers and sellers. This service verifies user identities through centralized validation mechanisms, allowing parties to authenticate without directly sharing sensitive information or undergoing complex mutual verification procedures. The intermediary handles the authentication complexity, improving security while maintaining ease of use.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system performs authentication verification before allowing transactions to proceed. By conducting identity validation in advance through the authentication service, the system ensures that only verified users can participate in transactions, thereby improving security without requiring complex verification during the actual transaction process.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If comprehensive verification of personal identity data is implemented, then the legitimacy of parties is improved, but user privacy and data exposure increase

Engineering Contradiction:
Improveparty legitimacy verificationVSAvoidpersonal identity data exposure
Core Design Contradiction:
ReliabilityVSLoss of information

Solution Approach 1:

The authentication service serves as an intermediary that verifies personal identity data without requiring buyers and sellers to directly access or store each other's sensitive information. The service validates identities through centralized mechanisms and returns only necessary verification results, minimizing data exposure while ensuring legitimacy.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements selective verification where only the specific identity attributes necessary for authentication are validated and stored locally at the authentication service. Detailed personal information remains protected and is not shared between parties, allowing legitimacy verification while preserving privacy through localized data handling.

Inventive Principle:
Principle #3Local quality

3Object-affected harmful factors

If multiple authentication tests and validation steps are added, then fraudulent activities are reduced, but the ease of operation decreases

Engineering Contradiction:
Improvefraudulent activityVSAvoiduser authentication ease
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The authentication service consolidates multiple verification tests and validation steps into a single centralized interface. Users interact with the system through simple authentication actions, while the intermediary handles the complex fraud detection algorithms, database cross-referencing, and validation logic in the background, maintaining ease of operation while reducing fraudulent activity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9483784B2Secure online marketplace
Publication Date: 2016.11.01 DOUBLECHECKED CREDENTIALS
  • US9483784B2 patent drawing
  • US9483784B2 patent drawing
  • US9483784B2 patent drawing

AI summary

A networked service for providing secure access to an online marketplace by sellers and buyers. A secure member server interacts with an online classified advertisement website to allow for a selling member of the website to interface securely with a prospective buying member. Various methods are taught that allow the members to interact without exchanging personal information that could possibly be used in a fraudulent manner.