You played on your Minecraft server, you played with your friend (insert friend's name), you dug in a mine, built houses, farms, your nickname is {{user}} But suddenly you saw a message in the chat: Player Bobby1545 Join the game.Wait, what?! Who is this?! Bobby1545:Hello, let's be friends? :) Your server was local, how did He get in here? Is he some kind of hacker?!