Secure Channel for Wireless Security and QOS Coordination

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Solution Overview

Problem

Wireless networks face challenges in maintaining security and quality of service (QOS) due to limitations in existing technologies for monitoring and improving QOS in wireless access points (WAPs).

Innovation Solution

A computer-implemented method that establishes a secure channel between an endpoint and a WAP, allowing for the monitoring of security status and QOS, enabling changes to wireless link settings such as frequency, encoding, signal strength, and data transmission rate to maintain optimal network performance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a secure channel is established to monitor security status, then network security is improved, but device complexity increases

Engineering Contradiction:
Improvenetwork securityVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The secure channel is nested within the existing wireless link infrastructure, utilizing the same communication medium between endpoint and WAP. The security routine operates within the endpoint's existing processor and memory structures, avoiding separate physical security devices. This nesting approach provides enhanced security monitoring while minimizing additional device complexity.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The wireless link serves multiple functions simultaneously: it carries both data traffic and security status communications through the same channel. The secure channel复用 the existing wireless infrastructure for security purposes, eliminating the need for dedicated security hardware and reducing overall device complexity while maintaining security improvements.

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

2Productivity

If wireless link settings are adjusted to improve QOS, then network performance is improved, but network stability may deteriorate

Engineering Contradiction:
Improvenetwork performanceVSAvoidnetwork stability
Core Design Contradiction:
ProductivityVSStability of the object's composition

Solution Approach 1:

The security routine continuously monitors security status and transmits this information through the secure channel. Based on this feedback, the WAP can adjust wireless link settings dynamically. This closed-loop feedback mechanism allows performance optimization while maintaining stability through continuous monitoring and incremental adjustments rather than abrupt changes.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The wireless link settings are made dynamic and adjustable based on real-time security status and QOS requirements. The system can adapt frequency, encoding, signal strength, and data transmission rate parameters dynamically. This dynamic adjustment capability allows the network to optimize performance while maintaining stability through adaptive response to changing conditions.

Inventive Principle:
Principle #15Dynamics

3Measurement precision

If real-time monitoring of security status is implemented, then security detection capability is improved, but use of energy increases

Engineering Contradiction:
Improvesecurity detection capabilityVSAvoiduse of energy
Core Design Contradiction:
Measurement precisionVSUse of energy by moving object

Solution Approach 1:

The security routine operates continuously in the background, monitoring security status without interrupting normal endpoint operations. The monitoring is integrated into the existing processor workflow, utilizing otherwise idle processing cycles. This continuous monitoring provides real-time security detection while minimizing additional energy consumption by leveraging existing system operations.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The endpoint's existing processor and security routines perform self-monitoring of security status without requiring separate dedicated monitoring hardware or processes. The system uses its own computational resources to monitor itself, eliminating the need for additional energy-consuming external monitoring devices while maintaining real-time security detection capability.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS11936619B2Combined security and QOS coordination among devices
Publication Date: 2024.03.19 SOPHOS LTD
  • US11936619B2 patent drawing
  • US11936619B2 patent drawing
  • US11936619B2 patent drawing

AI summary

A method includes establishing a wireless link between a wireless interface of an endpoint and a WAP; exchanging, through the wireless link, network traffic associated with execution of an application at the endpoint; executing, at the endpoint, a security routine to monitor a security status of the endpoint; establishing, through the wireless link, a secure channel that shares the wireless link with the network traffic of the application, the secure channel to extend from the security routine to a supervisor through the wireless link and the WAP; conveying, from the security routine and through the secure channel, an indication of the security status; receiving, at the security routine and through the secure channel, a command to change a setting of the wireless interface associated with a characteristic of the wireless link; and accessing, from the security routine, the wireless interface to effect the change in response to receiving the command.