One day after $53 million abruptly disappeared from an experimental cryptocurrency project, a note claiming to be from the attacker has surfaced on PasteBin, claiming that the money drained from the system is now legally his. The attacker withdrew the money by exploiting a contract bug in the code of the DAO (or Decentralized Autonomous Organization), a collective investment fund that uses the Ethereum cryptocurrency. The DAO had raised well over $100 million from Ethereum users at the time of the attack. "I have carefully examined the code of The DAO and decided to participate after finding the feature where ... (full story)