
PortExpert is a free program that automatically monitors all applications connected to the Internet and gives you all the information you might need to identify potential threats to your system.
Features:
- Monitor of application using TCP/UDP communications
- User-friendly interface
- Identifies remote servers (WhoIs service)
- Allows to open containing folder of any applications
- Allow to easily search for more info online
- Automatic identification of related service: FTP, HTTP, HTTPS,…
- Capability to show/hide system level processes
- Capability to show/hide loopbacks
- Time freeze function
How To Use PortExpert
Download PortExpert onto your computer, then install it.
(Download link is at the end of this article)
Open the app, you will see a window as shown below:
Note: Run it with administrator privileges to get the most out of this tool.

If you want to know more details about a particular communication/process, select it. Then choose what you want to know about that particular process/communication.