Security Alert – [Previous security patch can lead to invalid state root on Go clients with a specific transaction sequence – Fixed. Please update.]
Summary: Implementation bug in the go client may lead to invalid state Affected client versions: Latest (unpatched) versions of Go client; v1.1.2, v1.0.4 tags and develop, master branches before…
Read More »On Slow and Fast Block Times
One of the largest sources of confusion in the question of blockchain security is the precise effect of the block time. If one blockchain has a block time of 10…
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Many of you know that the Ethereum platform grew out of the realization that blockchains can go far beyond currency, together with a frustration with the limitations of previous projects….
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Merkle trees are a fundamental part of what makes blockchains tick. Although it is definitely theoretically possible to make a blockchain without Merkle trees, simply by creating giant block headers…
Read More »Ethereum Drifts Sideways And Struggles Below $1,300
Ethereum (ETH) price has continued to bounce between the moving average lines. The uptrend has been blocked by the high at $1,300.
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Blockchains are a powerful technology, as regular readers of the blog already likely agree. They allow for a large number of interactions to be codified and carried out in a…
Read More »On Settlement Finality
Special thanks to Tim Swanson for reviewing, and for further discussions on the arguments in his original paper on settlement finality. Recently one of the major disputes in ongoing debate…
Read More »Go Ethereum’s JIT-EVM
The Ethereum Virtual machine is kind of different than most other Virtual Machines out there. In my previous post I already explained how it’s used and described some of its characteristics. The…
Read More »On Inflation, Transaction Fees and Cryptocurrency Monetary Policy
The primary expense that must be paid by a blockchain is that of security. The blockchain must pay miners or validators to economically participate in its consensus protocol, whether proof…
Read More »The Ethereum network is currently undergoing a DoS attack
URGENT ALL MINERS: The network is under attack. The attack is a computational DDoS, ie. miners and nodes need to spend a very long time processing some blocks. This is…
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