When you encrypt files, you are protecting your vital information. Files can be encrypted through specific software found online or in stores such as Best Buy or maybe Office Depot. Some programs allow you to encrypt files and such using just a password. Don't forget the password, otherwise, you won't be able to decrypt the data later. The Ultimate edition of Windows Vista offers a way of
. encrypting data. You'll need to right-click on the folder in question and click on Advanced to pull up the Advanced Attributes window. Once you add a check in the box near the Encrypt Contents option, click OK, and that should do it. You can find more information here: http://computershopper.com/software/howto/encrypting-files-in-windows-vista