This may explain why Google 'glitched' yesterday.. I suspect they were upgrading their network to help fight stuff like this. If you use GMail (and Facebook) and haven't activated SSL/https Always and 2-Step or 2-Factor authentication where you must enter a PIN code txted to your phone to login for new computers… You should.

Gmail accounts targeted by 'state-sponsored attackers' using Internet Explorer zero-day vulnerabilit
Both Google and Microsoft have put out alerts about an unpatched, zero-day hole in Internet Explorer that is actively being exploited in the wild.