<span class="application">[Tor Browser](https://www.torproject.org)</span> is a web browser based on [Mozilla Firefox](https://www.mozilla.org/firefox/) but configured to protect your privacy.
Security vulnerabilities in JavaScript have been used to [deanonymize Tor Browser in the past](https://arstechnica.com/information-technology/2013/08/attackers-wield-firefox-exploit-to-uncloak-anonymous-tor-users/).
<span class="application">Tor Browser</span> in Tails is confined with [[!debwiki AppArmor]] to protect the system and your data from some types of attacks against <span class="application">Tor Browser</span>. As a consequence, <span class="application">Tor Browser</span> in Tails can only read and write to a limited number of folders.