[matthiasb]

I am using smart card authentication for SSH, I documented it here: http://codebazaar.blogspot.com/2014/07/how-to-ssh-with-your-...

[jimktrains2]

Which vendor do you use and do they support openSC? I was having a heck of a time finding a vendor for a cards and readers.

[matthiasb]

I work for Gemalto as a Sales Engineer... Smart cards and readers is what I talk about every day! May I recommend our smart cards? :D Please reach out to me by email.

[matt_wulfeck]

I recommend yubikey for everyone else. It's cheap, safe, simple, and widely used.