Septor is a Linux distribution which provides users with a pre-configured computing environment for surfing the Internet anonymously. It is based on Debian's "Testing" branch and it uses Privoxy, a privacy-enhancing proxy, together with the Tor anonymity network to modify web page data and HTTP headers before the page is rendered by the browser. The distribution uses KDE Plasma as the preferred desktop environment and it also includes a the Tor Browser, OnionShare for anonymous file sharing, and Ricochet for anonymous instant messaging.