Cryptocurrency has a security problem it hasn't been able to shake. Bad actors stole $1.7 billion worth of cryptocurrencies from investors last year, ...
source https://www.google.com/url?rct=j&sa=t&url=https://www.cnbc.com/2019/01/29/crime-still-plague-cryptocurrencies-as-1point7-billion-was-stolen-last-year-.html&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNEisIfY0H43KBm91hYa6Tr4wVIbkA
