Vertcoin was successfully 51% attacked

From October through December 2018, Vertcoin suffered from 51% attacks. Vertcoin is a Bitcoin clone that aims to be ASIC-resistant by hard forking to new mining algorithms whenever ASICs are deployed on the network. Vertcoin changed its proof-of-work (POW) algorithm to Lyra2REv3. Source – Vertcoin (VTC) was successfully 51% attacked