Intermediary Payment Gateway for Secure One-Touch Transactions

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Solution Overview

Problem

Users face the inconvenience of remembering multiple usernames and passwords for different online retailers when storing payment information for future transactions, leading to potential security risks due to the use of less secure login information for ease of remembrance.

Innovation Solution

An intermediary party provides a software library for building mobile applications that allows users to register and store payment instruments once, enabling seamless access across multiple online retailers by using a unique device identifier for authentication, thereby reducing the need for repeated login credentials and enhancing security.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If users store payment information with multiple online retailers using retailer-specific secure login requirements, then payment information can be securely stored for later use, but users must remember multiple usernames and passwords which reduces ease of operation and may lead to use of less secure login information

Engineering Contradiction:
Improvesecurity of payment informationVSAvoidease of accessing payment information
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces an intermediary authentication system that mediates between users and multiple retailers. Instead of requiring separate retailer-specific credentials, users authenticate once through a centralized authentication service that then grants access to stored payment information across multiple retailers. This intermediary layer maintains security while eliminating the need for users to remember multiple passwords.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The authentication system is designed to be universal across multiple retailers rather than being retailer-specific. A single authentication mechanism and credential set provided by the intermediary service enables access to payment information stored with any participating retailer, making the system multi-functional and eliminating the need for retailer-specific login credentials.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If users register with electronic wallet vendors for transaction authorization, then access to payment information is simplified, but this requires users to download and manage separate applications which increases device complexity

Engineering Contradiction:
Improveease of transaction authorizationVSAvoidnumber of applications to manage
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent merges the authentication and payment authorization functionality into a unified system that works across multiple retailers without requiring separate electronic wallet applications. The intermediary authentication service combines the functions of multiple retailer-specific authentication systems and electronic wallet vendors into a single integrated solution that operates through existing retailer interfaces.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If payment information is transmitted over secure transmission connections with digital encryption, then confidentiality and security are improved, but the complexity of implementing and managing multiple encryption keys and protocols increases device complexity

Engineering Contradiction:
Improveconfidentiality of transmitted informationVSAvoidcomplexity of encryption implementation
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The intermediary authentication service acts as a mediator that handles the complex encryption and key management infrastructure centrally. Rather than requiring each retailer system to implement and manage separate encryption protocols and key pairs, the intermediary service provides a unified encrypted communication channel that simplifies the implementation while maintaining strong security through centralized cryptographic management.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20220044242A1Environment and methods for enabling electronic transactions
Publication Date: 2022.02.10 PAYPAL INC
  • US20220044242A1 patent drawing
  • US20220044242A1 patent drawing
  • US20220044242A1 patent drawing

AI summary

A method includes receiving a request for registered payment options associated with a user computing device, where the request includes an identifier uniquely identifying one of the user computing device and the user. The method includes identifying one or more payment options associated with the device identifier, where each of the one or more payment options is associated with respective payment instrument information. The method includes providing one or more codes, where each code of the one or more codes identifies a respective payment option of the one or more payment options. The method includes receiving a first code of the one or more codes and transaction information. The method includes accessing, based upon the first code, payment instrument information associated with the payment option identified by the first code, and causing the processing of the payment instrument information in relation to a transaction identified by the transaction data.