Alternatively, a solution using Google Authenticator.[1] [1]: http://www.howtogeek.com/121650/how-to-secure-ssh-with-google-authenticators-two-factor-authentic

Alternatively, a solution using Google Authenticator.[1] [1]: http://www.howtogeek.com/121650/how-to-secure-ssh-with-google-authenticators-two-factor-authentication/ http://www.howtogeek.com/121650/how-to-secure-ssh-with-googl...