 Imagine you're on Facebook, LinkedIn, or X, and you get a message. Maybe it's from a stranger in your industry. Maybe from someone in your hometown claiming to know you from way back when. Maybe it's someone pretending to be Gordon Deal. The person wants to reconnect or get your advice. This could all be great news, or it could be the start of a scam. How to tell the difference from Cordelia James, personal tech reporter at The Wall Street Journal. Cordelia, why is it so hard to tell the real people from the fake?