Biggest Bitcoin Exchange OKCoin Suffers Cyber Attack; Price PlummetsThe worlds largest bitcoin exchange OKCoin has suspended some of its services indefinitely, following a malicious cyber attack from unknown hackers.
Due to an increasing number of complaints on bitcoin forums and panels including Bitcointalk.org and Bitcoin Reddit, OKCoin, which processes almost 40% of all bitcoin trades, announced to its users:
http://cointelegraph.com/news/115562/biggest-bitcoin-exchange-okcoin-suffers-cyber-attack-price-plummetsstill early days.