http://blog.asleson.org/tags/tfa/ Recent content in TFA on blog.asleson.org Hugo en-us tony dot asleson@gmail.com (Tony Asleson) tony dot asleson@gmail.com (Tony Asleson) &copy; Copyright 1999-2026 Tony Asleson Fri, 11 Apr 2014 19:54:38 +0000 http://blog.asleson.org/2014/04/11/using-google-authenticator-with-openbsd-ssh-logins/ Fri, 11 Apr 2014 19:54:38 +0000tony dot asleson@gmail.com (Tony Asleson) http://blog.asleson.org/2014/04/11/using-google-authenticator-with-openbsd-ssh-logins/ <h2 id="introduction-on-two-factor-authentication">Introduction on two factor authentication</h2> <p>Please read the following information on two factor authentication and why you would want to use it. <a href="http://en.wikipedia.org/wiki/Two-step_verification" title="http://en.wikipedia.org/wiki/Two-step_verification">http://en.wikipedia.org/wiki/Two-step_verification</a></p> <p><strong>NOTE: Make sure you leave a terminal with root access if you are using a remote system until you have tested that you can indeed authenticate to it!</strong></p> <p>Steps tested on OpenBSD 5.4, used tools on EL6 client to generate QR code. I’m mainly documenting this here so I can remember how to do this again.</p>