Portable PeerGuardian: Protect Your Privacy on the Go

To use PeerGuardian portably, you need to know a critical piece of history: PeerGuardian is a discontinued open-source IP blocker. Because it requires deep, system-level network drivers to function, it cannot run as a true, zero-installation “portable” app from a USB stick without administrator privileges on the host PC.

To achieve the portable, lightweight IP-blocking functionality you are looking for, you have three primary modern methods. Method 1: The Modern Standard (Built-in Client Filters) Peer Guardian problem. – Network/Internet – openSUSE Forums