     moment where the data and keys can be intercepted by someone with
     complete access to the database server, such as the system
     administrator.
    </P
></DD
><DT
>Data Partition Encryption</DT
><DD
><P
>     On Linux, encryption can be layered on top of a file system
     using a <SPAN
CLASS="QUOTE"
>"loopback device"</SPAN
>. This allows an entire
     file system partition to be encrypted on disk, and decrypted by the
     operating system. On FreeBSD, the equivalent facility is called
     GE