South Korean crypto exchange Bithumb has been hacked, resulting in the loss of $32m of crypto currencies.
The exchange said that 35bn won had been stolen by hackers.
Bitcoin, Ethereum and Ripple all fell in value on the news.
The hack is the second time Bithumb has been hacked in the space of a year, and the second Korean exchange to be hacked in just over a week.
On 10th June, the Coinrail exchange said it had lost $37m in cryptocurrencies to hackers.
Bithumb is one of the top ten exchanges worldwide by volume of bitcoin and ethereum trades. The exchange said it is temporarily suspending trading, and that it could compensate all affected customers.