Custom Visual Code Authentication for Low-Friction Transactions

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Solution Overview

Problem

Current multi-factor authentication systems introduce friction and inconvenience for users, particularly in transactional applications, as they require multiple steps such as entering credentials and waiting for codes, reducing the likelihood of users completing transactions.

Innovation Solution

A method and system using a custom visual code generated based on encrypted biometric and identification information, allowing for seamless authentication by scanning a QR code or barcode that includes a temporary one-time password and user identification, which is encrypted and encoded using steganography, enabling authentication without additional user input steps.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multi-factor authentication is implemented, then security against hackers is improved, but user friction and complexity increase

Engineering Contradiction:
ImprovesecurityVSAvoiduser friction
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces manual entry of codes and credentials with automated biometric authentication and visual code scanning. The system captures biometric data (fingerprint, facial recognition, iris scan) and automatically generates visual codes, eliminating the need for users to manually type passwords or enter verification codes, thus reducing user friction while maintaining security

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

Solution Approach 2:

The patent creates visual code copies (QR codes, barcodes) that contain encrypted authentication data. Instead of requiring users to handle sensitive credentials directly, the system generates visual representations that can be scanned and verified, providing a secure copy-based authentication mechanism that simplifies the user experience

Inventive Principle:
Principle #26Copying

2Reliability

If multiple authentication steps are required, then security is improved, but transaction completion rate deteriorates

Engineering Contradiction:
ImprovesecurityVSAvoidtransaction completion rate
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The patent performs authentication actions in advance by capturing and storing biometric data before transactions occur. The system pre-generates visual codes and stores authentication credentials, so that during actual transactions, verification can be performed quickly through scanning rather than requiring multiple sequential steps, thus improving transaction completion rate while maintaining security

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent combines multiple authentication factors (biometric data, visual codes, encrypted credentials) into a single integrated authentication flow. Instead of requiring separate steps for each factor, the system merges them into one unified process where biometric verification and visual code scanning occur together, reducing the number of discrete user actions required

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If visual code contains encrypted information, then security is improved, but code complexity increases

Engineering Contradiction:
ImprovesecurityVSAvoidcode complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces decryption algorithms and authentication servers as intermediaries that handle the complexity of encrypted visual codes. The encryption and decryption processes are automated through software algorithms, shielding users from the underlying complexity while maintaining security. The system mediates between the encrypted visual code and the authentication verification through automated processing

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS12438723B2Systems and methods of identity authentication using a custom visual code
Publication Date: 2025.10.07 WELLS FARGO BANK NA
  • US12438723B2 patent drawing
  • US12438723B2 patent drawing
  • US12438723B2 patent drawing

AI summary

Systems and methods for authenticating user identity using custom visual code is disclosed. One disclosed method includes determining user identification information based on received biometric data; generating a temporary one-time password; encrypting the user identification information and the temporary one-time password; and generating a visual code based in part on the encrypted temporary one-time password and user identification information. The method may further include generating a prompt requesting a passcode or biometric data when a user device is within a predetermined threshold range of an authenticating device.