Making end-to-end encryption easier to use
googleonlinesecurity.blogspot.com
googleonlinesecurity.blogspot.com
We should all use this as much as possible. If not for anything else, then to make the people who really need it seem less suspicious.
https://code.google.com/p/end-to-end/
And there's more discussion on it here: https://news.ycombinator.com/item?id=7842233
Google needs a few more pieces, like Web-of-trust facilitates by social connections and real time communication, but this is a good first step.