✉news Technology Software first seen 1 d ago, last 4 h ago, peak #2

Free open-source firewall exposes Windows apps sending data home

Original: I caught my Windows apps phoning home with this free open-source firewall

A free open-source firewall is being highlighted as a way to catch Windows applications quietly sending data to external servers. The tool lets users monitor and block outbound connections, revealing telemetry from everyday apps. Tech writers suggest it as a practical option for privacy-conscious users who want visibility into what their software does in the background without paying for commercial security suites.

Why now: Growing concern over app telemetry and privacy on Windows is driving interest in free tools that expose hidden network activity.

Windows Microsoft open-source firewall

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Evidence

I caught my Windows apps phoning home with this free open-source firewall · How-To Geek

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