Introduction-Based Routing (IBR) is a method for dynamically opening and closing point-to-point virtual private networks (connections) to create a dynamic yet trustworthy network. Connections are created via introduction. The IBR Proxy Serversoftware package implements IBR.
jSense aims to be a totally autonomous content filter that analyses pages with XML based filter definitions. Its proxy server base will ultimately have support for many protocols other than HTTP. It utilizes pure java and XML.