Facebook recently announced a second URL for their site that can only be accessed through Tor.  Tor is a software that allows users to log in anonymously from nearly anywhere on the planet even in countries where Facebook is heavily monitored or blocked (China, Bangladesh and North Korea for example). This makes Facebook the first major web company to offer a platform on the Dark Web.
So what is the Dark Web or the Deep Web?
First off it is important to understand that the Internet is vast and constantly growing and the majority of our daily usage only scratches the surface. Google, Yahoo, and other search engines only show us about 4% of the data available on the Internet. To access the other 96% we require customized digging through individual sites, sub pages, restricted access journals or archives and so on this 96% is called the Deep Web.
It is also important to understand that pretty much everything we do online is visible, traceable and even possibly being monitored. Everything except for the areas of the Deep Web that are masked by the Dark Web. The Dark Web is concealed through a series of identity masking layers. This basically means that you can access and interact with it anonymously without being tracked. This is achieved through a special encryption software like Tor.
What exactly is Tor browser?
TOR actually stands for The Onion Router. The Tor browser currently publicly available is actually based on Firefox Browser. This means that when installed on your computer, it appears and acts like your standard Firefox browser.  However, instead of routing your co... Read more at https://fincoapps.com/what-is-the-deep-web/