Sending important documents? Learn how to password protect PDFs for extra security using easy steps with Adobe Acrobat and free online tools.

If you have sensitive data you'd like to keep from prying eyes in a Microsoft Excel file, the easiest way to protect it is with Excel's built-in password tools.

Let’s say you have screenshots of sensitive information sitting on your desktop that you’d like to password protect. You know that images of tax, banking, wire transfer forms, etc. in the ...

Encrypting files, folders, and drives on your computer means that no one else can make sense of the data they contain without a particular decryption key —which in most cases is a password known ...

Let's say I have a folder full of "special pictures" and "stuff" on my computer.How does one password protect a folder so that visitors won't be able to access it?This is in Windows XP BTW.