2.2.3 Separate Disk Partitions

The National Security Agency (NSA) recommendations state that you should set up user-writable file systems such as /home, /tmp, and /var/tmp on partitions that are separate from /. In addition, /boot must be a dedicated file system if you encrypt the root file system.

For more information, see http://www.nsa.gov/ia/_files/factsheets/rhel5-pamphlet-i731.pdf.