外观
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 that directly contain every transaction,…
One of the major security challenges of the internet over the last twenty years has consistently been the rather simple problem of securing user accounts. Right now, users have accounts with hundreds of websites, and dozens of passwords, l…
With DEVCON1 a mere week away, the teams are excited and preparing to share all the great tools and technology the ecosystem has to offer. There will be hundreds of developers and dozens of talks including Nick Szabo, Vitalik Buterin, and…
London, United Kingdom, October 28th - Ethereum is happy to announce that Microsoft will sponsor and attend DΞVCON1, the premier Ethereum developer conference. Marley Gray, Director of Technology Strategy US Financial Services at Microsoft…
London, United Kingdom, October 22nd - The Ethereum Foundation is pleased to announce the Keynote Speaker of Ethereum’s annual conference DΞVCON1, Nick Szabo. Nick’s keynote will focus on the history of the blockchain, smart contracts and…
Summary: Erroneous implementation of BLOCKHASH can trigger a chain reorganisation leading to consensus problems Affected configurations: All geth versions up to 1.1.3 and 1.2.2. All eth versions prior to 1.0.0. Likelihood: Low Severity: Me…
Over the last five days, myself, our executive director Ming Chan, and several others from the Ethereum team and Ethereum-based projects and businesses including Maker, String/Dfinity and Consensys have been visiting China and Hong Kong, w…
In an effort to bring the community more information about the going-ons at Ethereum, we're planning to release semi-weekly updates of project progress. I hope this provides some high-level information without having to live on GitHub ;) T…
Affected configurations: Issue reported for eth (cpp-ethereum).Likelihood: Medium<section...
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. The core idea was simple: a blockchain with a built…
The following are some interesting results on the performance of different miners over the course of the first 280,000 blocks of the Ethereum blockchain. For this timespan I have collected the list of block and uncle coinbase addresses; ra…
DevCon 1 will be happening in London on November 9-13, a little over one hundred days since the Ethereum network launched. Over the last months, we’ve seen the network grow from a few hundred nodes starting on that one exciting and special…
The foundation is currently in the phase of restructuring its communications activities. Several members of our current communications team in London are soon leaving or reducing their involvement in the Foundation in order to pursue for-p…
We are happy to announce our very first developer-preview of the Ethereum Wallet ÐApp. The point of this release is to gather feedback, squash bugs and, most importantly, get the code audited. Please note that this is a developer-preview a…
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 minutes, and the other has an estimated block time of 17 seconds, then what ex…
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 September 9. Likelihood: Low Severity: High…
To the wonderful Ethereum Community, You often heard me say at conferences that Ethereum was not a company, a foundation, an implementation, or an individual. Ethereum is both an idea and an ideal, encompassing the first censorship-resista…
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 was introduced in a recent updat…
State transition and consensus issue in geth client causes panic (crash) when processing a (valid) block with a specific combination of transactions, which may cause overall network instability if block is accepted and relayed by unaffecte…
Unfortunately we were not able to secure the venue for devcon one in London on the dates desired (October 5th-8th). As a consequence we are postponing the event until further notice. Please do not make travel plans at this time. Updates wi…
