NGFW Cyber Twin for Firewall Rule Risk and Priority Analysis

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Solution Overview

Problem

Current firewall management systems are labor-intensive, error-prone, and inadequate in addressing misconfigurations, policy sprawl, and policy intent gaps, leading to a high risk of security breaches.

Innovation Solution

An automated system using advanced algorithms and machine learning techniques to analyze firewall rules, identify security risks, inconsistencies, and suggest optimization strategies, providing actionable insights to administrators.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If manual analysis of firewall rule sets is performed, then security risks can be identified, but the process is labor-intensive and error-prone

Engineering Contradiction:
Improveaccuracy of security risk identificationVSAvoidtime required for firewall rule analysis
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical analysis of firewall rules with an automated machine learning system. The ML model automatically analyzes firewall rule sets, identifies security risks, and provides recommendations without human intervention, thereby eliminating labor-intensive manual processes while maintaining high accuracy through algorithmic analysis.

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

Solution Approach 2:

The system enables self-service firewall rule analysis by automatically processing rule sets and generating security assessments. The automated ML-based analysis engine continuously monitors and evaluates firewall configurations without requiring manual initiation, providing ongoing security insights autonomously.

Inventive Principle:
Principle #25Self-service

2Reliability

If comprehensive firewall rule analysis is performed to identify all security risks, then security posture improves, but the complexity of managing and maintaining rules increases

Engineering Contradiction:
Improvesecurity posture managementVSAvoidcomplexity of firewall rule management
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent introduces an intermediary machine learning system that mediates between complex firewall rule sets and security analysts. The ML model simplifies the complexity by automatically processing intricate rule configurations, identifying patterns, and presenting simplified security risk assessments and recommendations, thereby reducing the perceived complexity for administrators.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system segments the complex firewall rule analysis into distinct analytical components handled by the ML model, such as identifying shadowed rules, detecting security risks, analyzing rule efficiency, and generating recommendations. This segmentation breaks down the overwhelming complexity into manageable, automated analytical tasks.

Inventive Principle:
Principle #1Segmentation

3Productivity

If automated machine learning analysis is implemented, then analysis speed and accuracy improve, but the system complexity increases

Engineering Contradiction:
Improvefirewall rule analysis speedVSAvoidsystem architecture complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent implements a universal machine learning platform that performs multiple firewall analysis functions simultaneously - risk identification, shadowed rule detection, efficiency analysis, and recommendation generation. This multi-functional approach consolidates what would otherwise require multiple separate systems into a single unified platform, managing complexity through integration rather than proliferation of components.

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

Data Source

PatentUS12470600B2Cyber twin of NGFW for security posture management
Publication Date: 2025.11.11 PALO ALTO NETWORKS INC
  • US12470600B2 patent drawing
  • US12470600B2 patent drawing
  • US12470600B2 patent drawing

AI summary

The present application discloses a method, system, and computer system for managing policy configurations. The method includes (i) receiving a set of predefined security policy rules, (ii) determining, based at least in part on the set of predefined security policy rules, one or more security policy rules that do not satisfy one or more predefined requirements, (iii) performing a priority or position analysis to determine a relationship among a plurality of security policy rules, and (iv) providing a report pertaining to the one or more security policy rules.