someone used my nickname

[phr34k]

Hello guys,

Someone used my nickname and it harmed me in the classification, how to restore and how do I prevent other people from using my name in the classification?

[JoNny]

Could you please supply more details?
Which game, name, when did you notice the issue..

/JoNny

[phr34k]

Game: Wolfenstein Enemy Territory, Name : phr34k' , I noticed it was Tuesday, 30-4-2019, someone used my name on the server: [!!!] Hirntot, 8 Map, I never played on this server, if you look at my profile that person was dripping, 48, 60 , and my ping is high: 160 on average, I was in 19th place in the overall ranking, and now I went to 40th