モナコインに続き、今度は仮想通貨ビットコインゴールド（BTG）が攻撃を受ける・・・

An unknown party accessing large amounts of hashpower is using "51% attacks" to perform "double spend" attacks on Exchanges. We have been advising all exchanges to increase their confirmations requirement and to review large deposits. https://t.co/1PAQ1BKM2A

— Bitcoin Gold [BTG] (@bitcoingold) 2018年5月18日