The "guy on the other side" is the fridge you bought at the store and just installed in your house. You want to connect to it securely, but the fridge really h

The "guy on the other side" is the fridge you bought at the store and just installed in your house. You want to connect to it securely, but the fridge really has no way to prove to you who it is through any kind of third-channel. Hell, forget about fridges. It's the router you just got at Best Buy.