I use Puppet for configuration management. It’s a great way to ensure consistency and comply with organizational policies for system configurations. Version 2.6 was released recently and has a pile of new features. Most surprising to me was “basic Windows support”.
I ran across this interesting project called Barada the other day. Barada turns your phone into a two factor authentication device. It’s an implementation of the HOTP protocol in the form of a PAM module (the server) and an Android applicaton (the client). Their approach solves several inconveniences, which they highlight: …the problem with systems [...]