GlassWire is free firewall software that visualizes all your network data on an easy to understand graph so you can see exactly what your computer is doing when it's connected to the Internet.
Protect your computer and data from spyware and malware by monitoring your network connections. GlassWire monitors your network activity for potential spyware, malware, and known threats and alerts you to problems. Already have an antivirus? It's OK, GlassWire is a backup security application that works with your antivirus not against it.