Authenticator-Based Content Visibility Control

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Solution Overview

Problem

Computing devices often lack effective solutions for securely managing content visibility, especially in public settings where users may inadvertently expose sensitive information, and switching between user accounts can be cumbersome, especially on devices that do not support multiple accounts.

Innovation Solution

Implementing a content visibility control system that allows users to unlock their device using different authenticators, which determines the visibility mode based on the authenticator used, enabling full or reduced content visibility depending on the context, such as location or proximity of a wearable device, without the need for separate user accounts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple user accounts are supported to protect confidential information, then security is improved, but device complexity and ease of operation deteriorate due to cumbersome account switching

Engineering Contradiction:
ImprovesecurityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent segments the authentication system by introducing multiple authenticators (first authenticator and second authenticator) that map to different content visibility modes. Instead of requiring users to switch between multiple user accounts, the system divides the access control mechanism into distinct authentication paths, where each authenticator grants access to a specific visibility mode. This segmentation resolves the contradiction by maintaining security through differentiated access while simplifying operation to a single account with multiple authentication options.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent implements dynamic content visibility modes that adjust based on the authenticator used. The system transitions between a first content visibility mode (more restrictive) and a second content visibility mode (less restrictive) depending on authentication context. This dynamic behavior allows the same account to adapt its security level based on the authentication method, providing both security and operational ease without requiring multiple static user accounts.

Inventive Principle:
Principle #15Dynamics

2Reliability

If multiple user accounts are supported to protect confidential information, then security is improved, but device complexity deteriorates due to additional account management overhead

Engineering Contradiction:
ImprovesecurityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the functionality of multiple user accounts into a single user account with multiple authenticators and content visibility modes. Instead of maintaining separate account profiles, the system combines account management with authentication method selection and content visibility control. This merging reduces device complexity by eliminating redundant account structures while preserving security through the multi-authenticator approach.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The single user account in the patent serves multiple functions that would traditionally require separate accounts. The account supports both the first authenticator and second authenticator, and can operate in different content visibility modes depending on authentication context. This multi-functionality reduces device complexity by consolidating what would otherwise require multiple specialized accounts into one versatile authentication system.

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

3Reliability

If content visibility is reduced for security in public settings, then security is improved, but ease of operation deteriorates due to restricted access to applications

Engineering Contradiction:
ImprovesecurityVSAvoidease of operation
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements dynamic switching between content visibility modes based on the authenticator used. When the second authenticator is used (which may indicate a public or trusted context), the system transitions to a second content visibility mode that provides less restrictive access to applications and content. This dynamic adjustment resolves the contradiction by adapting security levels to the authentication context, maintaining security when needed while improving ease of operation when appropriate.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11562051B2Varying computing device behavior for different authenticators
Publication Date: 2023.01.24 MOTOROLA MOBILITY LLC
  • US11562051B2 patent drawing
  • US11562051B2 patent drawing
  • US11562051B2 patent drawing

AI summary

A computing device supports the use of multiple different authenticators for a user to unlock his or her computing device and access his or her user account. An authenticator refers to something that the user knows or has that can be compared to known authentication data in order to authenticate the user. In one or more embodiments, the behavior of the computing device varies for different authenticators by displaying user-selectable content in different visibility modes based on which authenticator is used to authenticate the user. In one content visibility mode content is fully visible on the computing device display screen, whereas in another content visibility mode content visibility on the computing device display screen is reduced. Additionally or alternatively, the behavior of the computing device varies for different authenticators by using different authenticators for different contexts of the computing device.