Firewall Configuration Risk Check
Use this to review risky firewall rules, exposed services, NAT paths, segmentation boundaries, and cleanup priorities.
Free Firewall Rule Review & Cleanup Tool
Use this firewall rule review cleanup tool to quickly review practical IT operations, security controls, evidence, ownership, and remediation gaps before they become outages, audit findings, or incident response problems.
5-10 minute self-checkLive scoreTechnical report
Free IT Management Tool
Understand where you stand, what is missing, and what to do next.
Use this firewall rule review cleanup tool to quickly review practical IT operations, security controls, evidence, ownership, and remediation gaps before they become outages, audit findings, or incident response problems. The generated report includes a graphical score, priority findings, technical remediation guidance, and links to deeper learning resources.
Deliverables
- Readiness score and maturity label.
- Priority findings with technical actions.
- Domain-level chart and live dashboard.
- Report with IT Perfection contact information and disclaimer.
- Related IT Perfection and OC Security Audit guidance links.
Related Guidance
How this connects to IT Perfection and OC Security Audit
IT Perfection helps businesses improve this area through related IT support and managed services and practical guidance such as this IT Perfection technical guide. OC Security Audit can help when these findings affect cybersecurity audit, compliance, insurance, or executive risk decisions through free cybersecurity assessment tools and advisory services.
Self-Assessment
Answer the questions and generate your report.
1
Select your role
2
Choose the areas in scope
3
Answer the control questions
Learning Catalog
Related IT Perfection resources
Firewall Rule Review and CleanupNetwork InfrastructureDMZ Firewall Rule Review GuideNetwork InfrastructureFirewall Policy Lifecycle Management GuideNetwork InfrastructurePCI DSS Firewall Rule Evidence PreparationCompliance and Audit Readiness, Network InfrastructureFirewall Rule Recertification Workflow GuideNetwork InfrastructureEntra ID Guest User Access Review GuideMicrosoft 365DMZ Public Application Publishing GuideNetwork InfrastructureFirewall Subscription and License Review GuideIT Operations Management, Network InfrastructureNetwork High Availability Architecture Review GuideNetwork Infrastructure
Created by Ali Hassani, CISO
25+ years of IT, cybersecurity, compliance, and infrastructure experience.
Ali Hassani helps business owners, IT managers, and security leaders improve IT operations, Microsoft infrastructure, cloud security, network support, backup readiness, endpoint management, and audit evidence. Learn more on the Ali Hassani profile page.
Need help validating these results?
This free self-assessment is for initial guidance only. It does not replace a professional cybersecurity audit, compliance assessment, penetration test, legal/compliance review, or full IT assessment.
Firewall rule cleanup validation tools
After reviewing firewall rule cleanup, stale access, NAT exposure, logging, and recertification, administrators can use these OC Security Audit resources to validate related perimeter controls. These tools are for initial guidance only and do not replace a professional cybersecurity audit, compliance assessment, penetration test, or legal/compliance review. These tools are for initial guidance only and do not replace a professional cybersecurity audit, compliance assessment, penetration test, or legal/compliance review.
Firewall Security Checklist
Use this as a practical companion for firewall rule review, management access, logging, and evidence collection.
Public IP Open Port Exposure Check
Use this to compare documented architecture against visible internet-facing services and unexpected open ports.
Audit Readiness Scorecard
Use this to organize evidence, exceptions, approvals, remediation status, and audit review materials.
These resources help IT teams connect the guide with practical validation steps, evidence review, and remediation planning.
