Google was the victim of a phishing hack. It was a good one, and a nice guy by the name of Zach Latta actually posted the process on his twitter account as a video: https://twitter.com/zachlatta/status/859843151757955072/photo/1 "A click on the button loaded the Google Accounts website. Users who use multiple accounts on Google are asked to select one to grant permissions. A click on the name of the developer, Google Docs, reveals right on that page that something i...