Wireless Proximity Authentication Using Environmental Network Signals

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Solution Overview

Problem

Existing authentication systems are susceptible to unauthorized access through spoofing or theft of user-known information, and time-consuming methods can be impractical for remote access to sensitive information.

Innovation Solution

A network device proximity-based authentication system that uses proximity information from wireless network devices in the user's environment to authenticate users, combining this with a stored user profile to enhance security and prevent fraud.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional authentication systems (biometric, password-based) are used, then user convenience is maintained, but security is compromised due to susceptibility to spoofing and theft

Engineering Contradiction:
Improveauthentication securityVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent introduces an intermediary authentication mechanism that uses proximity information from wireless network devices as a mediator between the user and the authentication server. This intermediary layer verifies the user's physical presence through environmental device detection, preventing remote spoofing attacks while maintaining automated authentication convenience.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent adds a new dimension to authentication by incorporating spatial proximity information from the wireless environment. Instead of relying solely on traditional credentials or biometric data, the system validates authentication requests by detecting the presence and characteristics of wireless network devices in the user's physical vicinity, creating a multi-dimensional verification process.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If time-consuming authentication procedures are implemented, then security is improved, but productivity decreases due to impracticality for remote access

Engineering Contradiction:
Improveauthentication securityVSAvoidaccess efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system performs preliminary authentication validation by continuously monitoring and storing proximity information from wireless network devices in the user's environment during setup. When authentication is required, the system compares current proximity data against stored baseline information, enabling rapid verification without time-consuming manual procedures while maintaining security through environmental context validation.

Inventive Principle:
Principle #10Preliminary action

3Ease of operation

If user-known information (passwords, security questions) is used for authentication, then ease of operation is maintained, but security deteriorates due to risk of theft and forced revelation

Engineering Contradiction:
Improveauthentication convenienceVSAvoidprotection against unauthorized access
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent replaces the mechanical system of user-recalled credentials (passwords, security questions) with an automated environmental detection system. The authentication mechanism substitutes human memory-dependent methods with wireless device proximity detection, eliminating the security vulnerabilities associated with stolen or coerced credentials while maintaining automated convenience.

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

Data Source

PatentUS12470533B2Network device proximity-based authentication
Publication Date: 2025.11.11 TRUIST BANK
  • US12470533B2 patent drawing
  • US12470533B2 patent drawing
  • US12470533B2 patent drawing

AI summary

A wireless system can be used to authenticate a user device via proximity information of wireless network devices. The system can include the user device, the wireless network devices, and a server. At least some of the wireless network devices can be wirelessly connected to the user device and at least some other wireless network devices can be wirelessly unconnected to the user device. The server can use proximity information about the user device with respect to the wireless network devices to authenticate a user.