Do you worry that if your PC is stolen someone can copy all of your data? Then you should encrypt your hard drive and removable USB drives too. In this video tutorial, you'll see how Windows 7 has beefed up Bitlocker, its built-in encryption program, and learn how to use it. It's simple! So simple, in fact, that this home-computing how-to can present a complete, step-by-step overview of the process in just under two minutes of your time. For more information, including complete, step-by-step instructions, take a look.