The Tor Browser Bundle already solves this for the included software (Tor, Firefox, Vidalia Bundle). It is advisable to use least possible customized software. Various versions (and default configuration) of your software including operating system can be possibly identified from your communication.This should not be a problem if you use the Tor Browser Bundle properly as in most cases it should not leak the information which is stored outside of the bundle package. Examples are: host name, IP address, state information and configuration of various applications. Your machine contains and collects information which could be used for your identification.The separate secured OS can also help you against possible information leak vulnerabilities in Firefox. Running a separate secured OS will give you advantages when you use other software with Tor than just the Firefox in the Tor Browser Bundle which is considerably secured. You can mitigate the spyware, but note that there is a chance that it will be overwritten by future updates.There are several anonymity concerns when you use your main machine for communication. If you go to about:networking, you will see several addresses that are affiliated with Mozilla, even before Tor is connected. Tor Browser has automatic updates, and sends telemetry, albeit over Tor.

While spyware services can tell that you are connecting from the Tor network, their ability to identify and profile you is greatly reduced. Connections through the Tor network are much more private than normal connections as you do not have an IP address that is associated with you. The Tor browser is a privacy focused web browser that is used to access the internet through the Tor Network. This article is about the desktop Tor Browser Bundle, which is based on Firefox. Tor is free software and an open network that helps you defend against traffic analysis, a form of network surveillance that threatens personal freedom and privacy, confidential business activities and relationships, and state security.

Torbrowser bundle