The fun doesn’t stop there. Here are seven security secrets hackers wish I wouldn’t tell you. 1. We’re going to use what you post against you You might not realize how much your rambling can give away to snoops and hackers. That’s because many of us use names of things that are important to us, like our kids or pets, to create passwords or answer security questions. First step: Check your social media privacy settings. (More on that below.) There's no reason your profiles should be publicly accessible. Then be honest with yourself about how much private info you share. Should everyone on your friend list know the names of your grandkids, where you live, and important dates in your life?