<A target="_blank" href="http://www.wired.com/threatlevel/2010/01/google-turns-on-gmail-encryption-to-protect-wi-fi-users/?utm_source=feedburner&utm_medium=feed&utm_campaign=Feed%3A+wired%2Findex+%28Wired%3A+Index+3+%28Top+Stories+2%29%29#ixzz0ccCXMaeb">After some user account were compromised, Google changed the default setting</A> for all Gmail users. Now it defaults to encrypted mail.