Matt Cutts — Please turn on two-factor authentication:
I often hear the same questions or objections when I recommend two-factor authentication. Jeff Atwood has done a good job of debunking common misperceptionsâ€“check out his post, which even has pictures. But here are some misconceptions that I hear, along with the reality: [..]
Read it and enable two-factor auth if you’re using Google Mail or any other Google service.