Wireless Device Password Selection Interface

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Solution Overview

Problem

Wireless communication devices are susceptible to unauthorized access as users often interact with their devices in ways that allow others to observe or overhear passwords, leading to potential fraudulent activities.

Innovation Solution

A wireless communication device presents a password selection process in a multiple-choice format, where the actual password is intermingled with incorrect options, minimizing the need for direct password input on the user interface, and uses identifiers for password and non-password components with non-sequential associations to secure resource access.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a user directly inputs a password on the device interface, then the authentication process is simple and quick, but the user becomes vulnerable to shoulder surfing and overhearing attacks

Engineering Contradiction:
Improvepassword input simplicityVSAvoidunauthorized password observation
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The password input process is segmented into multiple steps: the system displays multiple possible password options, and the user selectively confirms individual characters or portions of the password through sequential user interface interactions. This segmentation transforms a single vulnerable input action into multiple controlled steps, reducing the risk of complete password exposure to observers.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system introduces an intermediary layer between the user's password knowledge and the authentication system. Instead of directly typing the password, the user interacts with a display showing multiple password options, selecting confirmed characters through UI elements. This intermediary interface obscures the actual password input process from observers while maintaining secure authentication.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If the system displays multiple password options including the correct one, then the user can input password with minimal direct interaction, but the system complexity increases

Engineering Contradiction:
Improvepassword exposure riskVSAvoidpassword input interface complexity
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The password display interface is dynamic rather than static. The system presents multiple password options that can be manipulated through user interaction, with the display updating based on user selections. This dynamic approach allows the interface to adapt to user input patterns while maintaining security, balancing complexity with protective functionality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system automatically manages the password selection process by generating and displaying multiple password options, then facilitating user confirmation through automated detection of user interface selections. This self-service mechanism reduces the burden on users to manually construct the password while maintaining security through the multi-option display approach.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS8166526B2System and method for providing secure access to password-protected resources
Publication Date: 2012.04.24 GOOGLE TECHNOLOGY HOLDINGS LLC
  • US8166526B2 patent drawing
  • US8166526B2 patent drawing
  • US8166526B2 patent drawing

AI summary

A method of a wireless communication device for accessing secure resources of a resource provider or the device itself. A password associated with the wireless communication device is identified. A password identifier is assigned to the password and a non-password identifier is assigned to a non-password different from the password. The password identifier has a non-sequential association with the non-password identifier. The password identifier, the password, the non-password identifier, and the non-password are provided at a user interface of the wireless communication device. Access to a secure resource is granted in response to determining that the password identifier has been detected at the user interface.