I believe that they also now allow authentication over SMS. Edit: it's not quite...

		estel on May 25, 2012 \| parent \| context \| favorite \| on: Diablo 3 bug report: "Passwords not case-sensitive... I believe that they also now allow authentication over SMS. Edit: it's not quite an authenticator: http://us.battle.net/support/en/article/battlenet-sms-protec...