hackers do nothing in roblox except cheating in games.
You're not in danger.
And about the hacker, Contact Roblox by clicking this.(it's an official site of contacting roblox, not a fake one) or report him. (report doesn't work anymore.)
Hello, This is just some messenger for a friend. You shouldn't be trying to make things up, especially for drama, Alxgrambel. And either way, I dont think a person just simply accused should be IP banned.