An estimated 400 million users are on Facebook, which is a great networking site.  However, hackers are sending out emails claiming there were security problems on Facebook and your password has been reset.  To find your new password the letter prompts you to click on the attachment.

Gary Warner is the Director of Research in Computer Forensics at UAB, and he warns, "If you were to open that file there's an executable inside that file called facebook password reset, and if you run it, your computer gets infected with a particular virus called bredolab."  He says from then on anything you type, that has a password...including your bank account, criminals can steal.  What's worse, there's another virus called KoobFace that's even more dangerous because it can steal your information and do things on your account without you being logged on.

For more on this, click the video on the far right.