And some people use it to access websites censored in their country, including popular ones like Facebook. It is an important tool for dissidents and whistleblowers to communicate covertly. A more secure option is TAILS, an entire operating system that allows you to route all your data, from all programs, through the Tor network. The Tor Browser by default only protects your browsing data, not other applications running on the side, which all have to be configured separately. Though Tor is pretty much the gold standard for anonymizing your internet traffic, the system is slow and inefficient. The Tor Browser is optimized for security and privacy, unlike most other web browsers, which are optimized for speed and do not defend adequately against attacks such as browser fingerprinting. The Tor network is typically accessed through the Tor Browser, which is derived from Firefox.