Configuring a gpg smart card for ssh authentication on Linux is non-trivial.
To obtain the the Gemalto USB Shell Token (v2) visit https://www.floss-shop.de/en/
Items needed:
- Gemalto USB Shell Token (v2)
- OpenPGP SmartCard V2
Click Here for the instructions on configuring the Gemalto USB Shell Token for ssh authentication.
Click Here for the instructions on configuring the Yubikey NEO for ssh authentication.