/putty-cac

windows secure shell client with support for smartcards (such as DoD Common Access Card - CAC)

PuTTY CAC

PuTTY CAC is a fork of the popular PuTTY software that allows public key authentication using certificates.

All source code and official releases of PuTTY CAC can now be found at https://github.com/NoMoreFood/putty-cac.