You don't have to spend a cent to secure your documents and other important data. Use trusted free apps to lock everything down and send it safely to anyone. If you want to keep your files private, ...

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 only ...

You probably have documents on your desktop operating system that contain sensitive information. So what do you do to protect that data? You could hide the document in an obscure folder -- but that's ...