Tor Browser 4.0 and Tails 1.2 are available for the popular Privacy Tools used to preserve online anonymity. The Tor project has released a new version of the popular free software for enabling online anonymity Tor, Tor Browser Bundle available for download. The new version features the addition of three versions of the meek pluggable transport to circumvent censorship in China. It also includes an in-browser updater and as announced by the developers of the project very soon the bundle will support strong HTTPS site-specific certificate pinning.”]
Source: http://securityaffairs.co/wordpress/29406/digital-id/tor-browser-4-0-tails-1-2.html