That's it tails Project just released the third beta of the live OS Tails 3.0, a live operating system which runs on every computer and leaves no traces either on the machine or on the internet.
This particular functional Tails was used by former NSA employee Edward Snowden to remain hidden on the internet.
If you want to help with the Tails Project, the first beta for the upcoming 3.0 version has just been released and is available for testing.
What's new;
Tails 3.0 will be the first version of Tails based on Debian 9 (Stretch). So all the applications will be upgraded to newer versions.
Other changes:
An 64-bit processor is now required
Redesigning Tails Greeter.
Remove I2P
New X11 guest utilities for VirtualBox
X.Org upgrade and repair server
Conversion of KeePassX databases created with Tails 2.x
Many problems have been fixed by Tails 3.0 ~ beta 2
All the technical details of the changes are listed in Changelog
Download ISO