More than $70 million worth of bitcoin was stolen from a cryptocurrency-mining service called NiceHash following a security breach, causing the company to halt operations for at least 24 hours.
Andrej P. Škraba, head of marketing at NiceHash, said to The Wall Street Journal that approximately 4,700 bitcoin had been stolen from a bitcoin wallet, an online account that stores the digital currency. Bitcoin wallets, like other online bank accounts, have been targets of hackers in the past.
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