In this post, we examine just how prevalent the recently discovered "unchecked-send" bug is in real, live, deployed Ethereum contracts, with the aid of an automated analysis tool we have developed.
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.
I point out some of the pitfalls I see my colleagues fall into as Craig Wright's Satoshi saga unfolds.
Craig Wright has made yet another claim to be Satoshi Nakamoto. This post describes what it takes to make a credible claim.
There was a bitcoin transaction carrying a $137K fee. This posts examines why transactions might carry such large fees, and rules out some explanations.
There was a series of heists at ShapeShift, followed by an offered explanation. That offered explanation has more holes in it than Swiss cheese.
New details are emerging about the state of security at the Central Bank of Bangladesh, and it puts Bitcoin exchanges to shame.
My take on how software gets bloated, using a cautionary tale from the telephony world, with applications to Bitcoin.
Some people claim that Bitcoin is eventually consistent. They are wrong. This post tries to dispel the myth and explain the right way to evaluate the consistency guarantees of distributed systems.