http://www.microsoft.com/windowsxp/pro/using/itpro/securing/sharefilesefs.asp
"...Encrypting File System (EFS). This article describes how to share files
using EFS, and is intended to assist system architects and administrators
in developing best practices for creating data recovery and data protection
strategies..."
"As the present now will later be past, the order is rapidly fading. And
the first one now will later be last, for the times they are a changing."