Don't use texts for the two factor auth, use the Google's app https://play.google.com/store/apps/details?id=com.google.android.apps.authenticator2&hl=en https:/

Don't use texts for the two factor auth, use the Google's app https://play.google.com/store/apps/details?id=com.google.android.apps.authenticator2&hl=en https://play.google.com/store/apps/details?id=com.google.and... and print out the one time codes when prompted (for when your phone is unavailable for whatever reason). As a bonus, you can also use it for when logging in over ssh with password http://askubuntu.com/questions/159727/how-can-i-use-a-passcode-generator-for-authentication-for-remote-logins/159728#159728 http://askubuntu.com/questions/159727/how-can-i-use-a-passco... Anything can be hacked but it's a really solid system, even against a targeted attack and motivated attacker.