The Japanese Police Agency in its report published information on the cryptocurrency. It stated that during the year Japanese users of exchanges lost about $ 6.2 million.
For 2017 there were 149 cases of unauthorized entry into the accounts of victims. Customers of 16 exchanges, as well as holders of three cryptotices, suffered. The damage of hacker attacks amounted to ¥ 662 million.
The report showed that attackers who hacked accounts were interested in bitcoin. It was also noted that 80% of the accounts did not include two-factor identification. It is the inattention of investors that served as a loophole for hackers.