Visions, Part 1: The Value of Blockchain Technology

One of the questions that has perhaps been central to my own research in blockchain technology is: ultimately, what is it even useful for? Why do we need blockchains for…

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The end of the beginning…

As part of our tiered release process, we will soon be beginning the final phase prior to our Frontier release. So far our ongoing Proof-of-Concept IX testnet has been running…

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The Problem of Censorship

One of the interesting problems in designing effective blockchain technologies is, how can we ensure that the systems remain censorship-proof? Although lots of work has been done in cryptoeconomics in…

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Ethereum messaging for the masses (including fathers) – via infographic

When I started evangelizing bitcoin and blockchain tech back in 2012 my Dad was a hard sell. There was the common skepticism and typical counters of “what’s backing it?”, “what…

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A few last minute notes…

Genesis is roughly 4 hours away, here are a few last minute pointers for those preparing: All clients are functional on all platforms and build to completion: http://ethereum-buildboard.meteor.com/ Please note…

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Ethereum Launches

A few minutes ago, many of you generated and loaded the Ethereum Genesis block, marking the inception of Frontier, the first Live release of the Ethereum project. The Dev team…

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Security Alert 1 [windows+alethzero]

This affects users of Alethzero GUI client on Windows. Users of eth CLI client or not on the Windows platform are unlikely to be affected but should take action detailed…

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Security Alert – [Implementation bug in Go clients causing increase in difficulty – Fixed – Miners check and update Go clients]

Implementation bug in the go client leads to steady increase of difficulty independent of hashing power. Affected configurations: All Go client versions v1.0.x, v1.1.x, release and develop branches. The bug…

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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…

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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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