Binance, one of the world’s largest cryptocurrency exchanges, reported the theft by hackers of more than $40 million as a result of “massive hack” of its platform.

The exchange said that the attackers stole 7 thousand bitcoins from the same wallet, approximately 2% of all bitkoenig assets Binance.

Hackers used phishing, virus attacks and other techniques to steal bitcoins, it is noted in the message exchange. They managed to obtain important user data to a variety of customers, including two-factor authentication codes.

Binance, based in China, but currently working outside China, was suspended for a week of withdrawals for inspection. Users of the exchange, however, will be able to continue trading cryptocurrencies.

The stolen funds will be reimbursed at the expense of the warranty bills of exchange, created in the event of unforeseen circumstances, noted in Binance.

“Hackers have the patience to wait for the opportune moment and to exercise a well-planned operation through a variety of accounts, at first glance seemingly completely independent”, – reads the statement of the exchange.

“The transaction was structured in a way that could bypass existing security checks. Unfortunately, we are unable to block the withdrawal of funds before it was implemented,” – noted in Binance.

Many hacker attacks on cryptocurrency platform was the main reason for the sharp decline in the exchange rate of bitcoin last year after his rally in 2017.

Bitcoin is the largest cryptocurrency has risen more than 50% this year, but remains 70% below the record levels recorded in December 2017.

According to CoinDesk, the bitcoin exchange rate on Wednesday is $5848,53, which is 0.8% below the level of the previous session.