Wireless Access Point Invitation and Token Authentication

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Solution Overview

Problem

In wireless networking, private access points can be maliciously modified to intercept communications, and existing systems lack user control over which access points their terminals use, compromising security and authenticity.

Innovation Solution

A system that transmits invitations to access terminals via SMS messages, allowing users to accept or decline access, with a token-based authentication mechanism to confirm authorization and maintain control over access lists, preventing unauthorized access and intercepts.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If private access points are deployed to provide wireless network access, then network coverage and user convenience are improved, but security is compromised because access points can be maliciously modified to intercept communications

Engineering Contradiction:
Improvenetwork coverageVSAvoidsecurity
Core Design Contradiction:
Adaptability or versatilityVSObject-affected harmful factors

Solution Approach 1:

The system implements a feedback mechanism where access terminals send acceptance indications back to the network, and the network responds with authorization confirmations. This continuous feedback loop ensures that access points are properly authenticated and authorized before and during their operation, preventing malicious access while maintaining network coverage.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent introduces an intermediary authentication system between access terminals and private access points. Instead of direct trust, the network acts as a mediator that verifies access point legitimacy through invitations and authorization confirmations, preventing malicious intercepts while allowing legitimate access.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If access terminals automatically connect to available access points, then ease of operation is improved, but user control and authenticity are lost

Engineering Contradiction:
Improveconnection convenienceVSAvoiduser control
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The system performs preliminary authentication actions before allowing connection. Access terminals receive invitations from access points, and the network performs preliminary verification by requesting and validating acceptance indications before granting authorization, ensuring user control is maintained while keeping the process simple.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The authentication system uses feedback loops where access terminals communicate acceptance status to the network, which then provides authorization confirmations. This feedback mechanism maintains user control and authenticity while preserving ease of operation through automated verification.

Inventive Principle:
Principle #23Feedback

3Object-affected harmful factors

If a token-based authentication mechanism is implemented, then security and authenticity are improved, but system complexity increases

Engineering Contradiction:
ImprovesecurityVSAvoidauthentication system
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The system uses disposable tokens that are generated temporarily for authentication purposes. These tokens are simple, single-use credentials that provide strong security without requiring complex persistent authentication systems, reducing overall system complexity while maintaining high security standards.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The authentication system changes parameters by using tokens with specific properties (temporary, unique, verifiable) to transform the authentication process. This parameter-based approach provides strong security while keeping the implementation simple and manageable.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS8781483B2Controlling access to private access points for wireless networking
Publication Date: 2014.07.15 OUTDOOR WIRELESS NETWORKS LLC
  • US8781483B2 patent drawing
  • US8781483B2 patent drawing
  • US8781483B2 patent drawing

AI summary

An invitation to use a personal access point to access a wireless network is transmitted to an access terminal. An indication that the invitation has been accepted is received and the personal access point is authorized to provide the access terminal with access to the network.At an access terminal, an invitation to use a personal access point to access a wireless network is received, an instruction to accept the invitation is received from an operator of the access terminal, and an acceptance of the invitation is communicated.