Cryptocurrency exchanges over the last two years have been hit with $882 million in stolen funds, according to cybersecurity firm Group-IB here.
source https://www.google.com/url?rct=j&sa=t&url=https://www.cutoday.info/Fresh-Today/Cryptocurrency-Exchanges-Hit-by-Thefts-of-More-Than-800-Million-Says-Report&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNEb4YH_Cn40WQDikw1pAK1wZA_QaQ