 If you're a business owner, if you're a person that cares about his or her photos or your documents or those sorts of things, and you're looking at this evolving world of cyber threats, there's a couple of basic principles that would keep everybody safe to include Delta and United and all these other companies. Know where your data is and how to get to it. Make sure that you have at least three copies of anything you really care about and make sure at least one of those copies is in a different location from the other two.