Wearable MFA Code Overlay for Faster Secure Authentication

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Solution Overview

Problem

Conventional multi-factor authentication methods, particularly those involving SMS codes, are cumbersome and time-consuming, requiring users to manually read and input codes on separate devices, which can compromise security and efficiency.

Innovation Solution

A wearable device, such as a head-mounted display, receives and displays authentication codes at specific locations corresponding to UI elements on a user's interface, using image recognition and anchoring the code to these elements, allowing for secure and efficient multi-factor authentication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of time

If conventional SMS code authentication is used, then authentication can be performed, but the process is cumbersome and time-consuming requiring manual reading and input on separate devices

Engineering Contradiction:
Improveauthentication timeVSAvoidoperation convenience
Core Design Contradiction:
Loss of timeVSEase of operation

Solution Approach 1:

The patent combines the authentication code display function with the user interface by overlaying the code directly onto the UI elements through augmented reality. This merging eliminates the need for users to switch between separate devices (phone and computer), allowing them to view and enter the authentication code within the same visual field, thereby reducing time loss and improving operational convenience.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The patent introduces an intermediary system consisting of a camera and image processing module that captures images of the UI elements and overlays the authentication code onto them. This intermediary mechanism enables the authentication code to be displayed in the user's field of view without requiring manual transfer or entry, solving the time-consuming issue of conventional SMS authentication.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If authentication codes are displayed on separate devices, then authentication can be completed, but security is compromised due to manual handling and potential exposure

Engineering Contradiction:
Improveauthentication securityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent creates a visual copy of the authentication code superimposed onto the UI element image captured by the camera. This copy is displayed through augmented reality in the user's field of view, eliminating the need for manual copying and pasting between devices. The system maintains security by keeping the code contained within the augmented reality display area, reducing exposure risks while avoiding the complexity of multiple separate authentication devices.

Inventive Principle:
Principle #26Copying

3Productivity

If manual code entry is required, then authentication can be performed, but efficiency is reduced due to multiple steps and potential errors

Engineering Contradiction:
Improveauthentication efficiencyVSAvoidtime for code entry
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent performs preliminary action by pre-processing the UI element image to identify and isolate the code entry field location before the user needs to enter the authentication code. The system captures the UI element image, processes it to determine the precise location of the code entry field, and overlays the authentication code at this predetermined location. This preliminary positioning eliminates the time the user would otherwise spend locating and manually entering the code, significantly improving authentication efficiency.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS20260012788A1Multi-factor authentication using a wearable device
Publication Date: 2026.01.08 GOOGLE LLC
  • US20260012788A1 patent drawing
  • US20260012788A1 patent drawing
  • US20260012788A1 patent drawing

AI summary

According to an aspect, a method includes receiving, by a head-mounted display device, an authentication code associated with multi-factor authentication, receiving image data from an image camera on the head-mounted display device, detecting, by the head-mounted display device, that the image data includes an interface for receiving the authentication code, and displaying, by the head-mounted display device, the authentication code at a location that corresponds to the interface.