Microsoft’s Encrypting File System (EFS) is designed to be easy to use, even transparent to the end user. Unfortunately, this ease of use also makes it possible for users to encrypt files and folders they shouldn’t.
This two-page Task Sheet tells you how to disable EFS on Windows 2000 and Windows XP Pro using Group Policy or by hacking the registry.
Files stored on laptops are often a good candidate for EFS protection. Does your organization use EFS and have you experienced any problems?