A "significant amount" of cryptocurrency is thought to have been transferred without authorisation at the Christchurch trading company Cryptopia.
source https://www.google.com/url?rct=j&sa=t&url=https://www.stuff.co.nz/national/crime/109950329/police-probe-cryptocurrency-transactions-at-christchurch-firm&ct=ga&cd=CAIyGmM2Nzk3ODA2ZWViNjVjODI6Y29tOmVuOlVT&usg=AFQjCNFUoaClwjRw5CDpWtGsZOqsiwd_Tg