When I was on a server with a rp and I was playing, there was a player who would copy a player's skin and exact name in less than a minute. Then when I sent him a private message to stop, he sent me back the same message instantly. This is not a bug, but an obvious hacker.
What I expected to happen was...:
Describe what you thought should happen here
What actually happened was...:
Describe what happened here
Steps to Reproduce:
1. Put a step by step guide on how to trigger the bug here
2. ...
3. ...
Something like that should be report to the server owners, not here.