Vertcoin was 51% attacked. Coins were double-spent and 603 blocks were replaced by the attacker’s transactions. On Dec. 1 at 15:19 UTC, 603 blocks were removed from VTC’s main blockchain and replaced by 553 attacker blocks. There were 5 recorded double-spent transactions. A total of 125 VTC ($29) was redirected to the hacker’s wallet address.