JSI Tip 6579. An attacker who has physical access to your computer may be able to start your computer by using another operating system to obtain access to your files and other data?

Microsoft Knowledge Base Article 818200 contains the following Description:

An attacker who has physical access to your computer may be able to start your computer by using another operating system to obtain access to your files and other data. For example, an attacker who has physical access to your computer may be able...