I met with some instances when some other  person using my credentials working for an ICO telegram.  I only came to know about that cheater when I also applied for the same ICO telegram and  reported to the bounty manager.  
today I also found some cheater who has applied for twitter campaign using my btc profile.
link for the complaint I am providing below
https://bitcointalk.org/index.php?topic=4460139.msg42711024#msg42711024

Can you please advise how to stop these bastards

his twitter id is  https://twitter.com/hoanglong0240