Dynamic Content Authentication for E-Commerce Trust

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Solution Overview

Problem

E-commerce platforms face challenges in authenticating transactions and verifying the trustworthiness of vendor systems, particularly in ensuring the provenance and authenticity of messages exchanged during transactions involving dynamically changing content.

Innovation Solution

A Message Authentication Engine is introduced, which receives permission to access dynamically changing content from buyer systems, retrieves a portion of this content, and provides it to vendor systems as a visual verification, ensuring the trustworthiness of the vendor system by including a recent photo or other dynamically changing data in transaction messages.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional authentication methods are used for vendor-customer communications, then the system is simple to operate, but the reliability and trustworthiness of transactions cannot be verified

Engineering Contradiction:
Improvetransaction authenticityVSAvoidauthentication system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an e-commerce system as an intermediary that generates dynamic authentication content (such as time-stamped codes, images, or data) and provides it to both the vendor system and customer device. This intermediary mechanism enables reliable transaction verification without requiring complex authentication infrastructure at the vendor or customer endpoints, thus resolving the contradiction between reliability and complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent employs dynamic authentication content that changes over time or based on transaction parameters, rather than static authentication credentials. This dynamic approach enhances reliability by preventing replay attacks and ensuring freshness of authentication, while the automation of generation and distribution keeps the system complexity manageable.

Inventive Principle:
Principle #15Dynamics

2Reliability

If dynamic content authentication is implemented, then the provenance and authenticity of messages can be verified, but the ease of operation decreases due to additional verification steps

Engineering Contradiction:
Improvemessage provenance verificationVSAvoidtransaction process simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements self-service authentication where the e-commerce system automatically generates, distributes, and validates dynamic authentication content without requiring manual intervention from vendors or customers. The system handles the complexity of verification in the background, allowing users to benefit from enhanced reliability while experiencing minimal impact on ease of operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent uses copying of dynamic authentication content from the e-commerce system to both the vendor system and customer device. This copying mechanism ensures that all parties have access to the same authenticating information without requiring them to independently generate or verify complex authentication data, thus maintaining ease of operation while achieving reliable provenance verification.

Inventive Principle:
Principle #26Copying

3Reliability

If static authentication methods are used, then the system is easy to implement, but it cannot verify the trustworthiness of vendor systems in real-time transactions

Engineering Contradiction:
Improvereal-time trust verificationVSAvoidsystem implementation difficulty
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent implements preliminary action by having the e-commerce system generate and distribute dynamic authentication content before the actual transaction occurs. This advance preparation ensures that real-time trust verification is available during the transaction without requiring complex real-time generation or verification mechanisms, thus achieving reliable trust verification while keeping implementation straightforward.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS9961086B2Dynamic content authentication for secure merchant-customer communications
Publication Date: 2018.05.01 EBAY INC
  • US9961086B2 patent drawing
  • US9961086B2 patent drawing
  • US9961086B2 patent drawing

AI summary

According to various embodiments, the Message Authentication Engine is given permission to access dynamically changing content provided by a buyer system. The Message Authentication Engine receives a purchase request from the buyer system for an item from a vendor system. Based on the purchase request, the Message Authentication Engine retrieves a portion of the dynamically changing content from a client device of the buyer system. The Message Authentication Engine provides to the vendor system the portion of the dynamically changing content provided by the buyer system. The vendor system sends a message to the buyer system with a copy of the portion of the dynamically changing content as a visual verification that the vendor system can be trusted.