Novak Djokovic’s lawyer said on Friday that he had filed criminal charges against people who were behind the flood of false interviews and statements attributed to his client on social networks.

Lawyer Goran Draganic said that the charges were filed over claims of the top rankied tennis player’s alleged involvement in crypto currency deals which he called “the most serious frauds”. Draganic said that the people behind the false interviews and statements had not been identified yet.  

The lawyer’s press release said that he expects the Police High Tech Crime Department to identify the perpetrators.