Is Ubuntu Security what is claims to be? Some say yes, some say no. Carla Schroeder from Enterprise Networking Planet chimes in on server versus desktop kernel issues, and gives Ubuntu Server a whirl. What are the differences between versions? How does it handle package management, LAMP Stack and Iptable set-up? What about AppArmor?

AppArmor is supposed to be the "real world" alternative to SELinux. Unfortunately there is nothing included that explains the default AppArmor configuration, or how to modify it. Also:

Some users might have an expectation that Ubuntu Server will be all shiny and easy like Ubuntu Desktop. It's not