Czech bitcoin exchange bitcash.cz has been hacked yesterday. Reports say that bitcoins worth millions of Czech Crowns has been stolen. (1 BTC ~ 7000 CZK)
The site now states:
Server Bitcash.cz was attacked by hackers. On 11.11. in the evening the server security was broken and our Bitcoin wallet stolen. Unfortunately the nightmare became reality. We are investigating the type of attack, the security and what actions we can take now. We will keep you informed.
11.12 11:30 We are currently in process of filing a criminal complaint against an unknown attacker.