 Google Authenticator
 Well there are a few of those
 They are all about the same, just use the one with the highest reviews
 It needs PHP curl or something
 Yes, that can be installed with apt
 @KMyers
 Yes
 you be happy to know that the website has 2 factor login now
 *you'll
 I am indeed, now ssl
 yep
 I picked miniOrange