ethereum.forks.dao_fork
The DAO Fork (EIP-779) is a response to a smart contract exploit known as the 2016 DAO Attack where a vulnerable contract was drained of its ether. This fork recovers the stolen funds into a new contract.
Changes
Transfer ether from a list of accounts into the Withdraw DAO contract
Upgrade Schedule
| Network | Block | Expected Date | Fork Hash |
| Mainnet | 1,920,000 | July 20, 2016 | 0x91d1f948 |
Releases
diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:0diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:1FORK_CRITERIA¶
diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:0diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:1
FORK_CRITERIA| 29 | FORK_CRITERIA: ForkCriteria = ByBlockNumber(1920000) |
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ethereum.forks.tangerine_whistle
The Tangerine Whistle fork (EIP-608) is the first of two forks responding to a denial-of-service attack on the Ethereum network. It tunes the price of various EVM instructions, and reduces the state size by removing a number of empty accounts.
Changes
Upgrade Schedule
| Network | Block | Expected Date | Fork Hash |
| Mainnet | 2,463,000 | October 18, 2016 | 0x7a64da13 |
Releases
diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:0diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:1FORK_CRITERIA¶
diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:0diff(ethereum.forks.dao_fork,ethereum.forks.tangerine_whistle).FORK_CRITERIA:1
FORK_CRITERIA| 32 | FORK_CRITERIA: ForkCriteria = ByBlockNumber(2463000) |
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