Evaluating Windows Firewall across both versions
In Chapter 4, Next-Generation Firewall Auditing, we reviewed ways to audit firewall systems specific to NGFWs and firewalls in general. Like most firewalls, Windows Firewall firewalls are important in protecting endpoints from network-based threats. As an IT auditor, you need to understand how to assess and validate Windows Firewall configurations in Windows 10 and Windows 11 environments effectively. This section will guide you through the process of auditing Windows Firewall configurations using built-in tools, PowerShell cmdlets, and best practices.
Reviewing Windows Firewall rules and settings
To effectively assess the security posture of Windows Firewall on an endpoint, start by reviewing the existing firewall rules and settings. As with other portions of an audit, you need to establish a baseline of understanding relevant to the organization. The baseline will help you identify misconfigurations, outdated rules, or potential...