Posts tagged dao

How the Ethereum Hard Fork Can Fail

The Ethereum hard fork is in a few days. Having looked at the proposed hard fork code, I discuss what I believe is the weakest part of the HF code.

Cross-Chain Replay Attacks

Following a hard fork, there will be two chains. In cross-chain replay attacks, one can attack a smart contract by moving transactions from one chain to the other. Post describes a potential attack.
We identify a DoS vulnerability with Ethereum's proposed soft-fork for The DAO, and urge the community to be prepared for attacks, and to speed up the timetable for resolving the hard fork decision.
IC3's resident lawyer-techie discusses why smart contracts need escape hatches and how to implement them.
This post describes how the hacker who took $50+M from The DAO did it.

Thoughts on The DAO Hack

The DAO was just hacked and a few million ether is missing. Here are my quick thoughts on what this means and where we go from here.
The DAO is under pressure to turn itself into a Ponzi. I explain the "natural-born Ponzi" mechanisms, and call for the community to be on guard for such proposals.
We just published a draft article, urging a moratorium on The DAO until some security patches can be applied.