With Mavericks natively joined to AD and the latest SmartCardServices for Mavericks that Shawn Geddis (Apple) provides, you can do it. It won’t unlock the computer (FileVault2) at pre-boot, but will unlock the screen lock and enable login at a normal OS X login
screen.
--
Walter Rowe, Hosting Services
Enterprise Systems / OISM
Email: walter.rowe@nist.gov
Work: 301-975-2885