1. Executive Summary Windows 11 Firewall Control Plus is a third-party security utility developed by Sphinx Software designed to extend and enhance the native Windows Defender Firewall. Unlike the basic on/off toggle of the default Windows firewall, this tool provides outbound notification-based filtering , per-application rule management, and granular control over network traffic. It serves as a middle ground between the simplistic Windows firewall interface and complex enterprise-level solutions like hardware firewalls or advanced endpoint protection.
It adds the "missing piece" to Windows Firewall: the ability to block or allow an application's internet access the moment it tries to connect (process-based outbound filtering with user prompts). 2. Core Functionality & How It Works Windows Defender Firewall, by default, blocks inbound traffic but allows all outbound traffic unless a specific block rule is created. This means malware or a legitimate app with a vulnerability can "phone home" without your knowledge. windows11firewallcontrolplus
Download the 30-day trial, run it in Learning Mode for a day, then switch to Normal Filtering. Within a week, you'll never want to go back to the default Windows firewall again. Write-up prepared for informational purposes. Always download software from the official developer's website. It serves as a middle ground between the
