ConnectionMonitoring is a simple tool that allows you to monitor incoming and outgoing socket connections. With this connection information at hand, you can see whether any unwanted traffic is coming into a machine. And because this app is portable, you don't have to bother with installing the tool -- you'll always have what you need right there.
Jack Wallen is an award-winning writer for TechRepublic and Linux.com. He’s an avid promoter of open source and the voice of The Android Expert. For more news about Jack Wallen, visit his website getjackd.net.