These days, you can't pick up the paper or watch the evening news without seeing reports of hackers stealing personal data. With Internet security threats becoming more prevalent — and ever graver — you might think it's easier for a scammer to get information about you than for you to track down Grandpa's military service record.

So how do you protect your privacy when you're surfing the Net and sharing family tree information? Here are our top five tips for keeping safe on the Web.