December 17, 2025
Ethereum

An Analysis of the First 100000 Blocks

After a successful launch, Frontier passed it’s 100000th block earlier this week. Here are some interesting stats from these first blocks. The first

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Ethereum

Security alert [consensus issue] | Ethereum Foundation Blog

This alert is related to a consensus issue that occurred on the Frontier network at block 116,522, mined on 2015-08-20 at 14:59:16+02:00 –

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Ethereum

Olympic Rewards Announced | Ethereum Foundation Blog

ETH DEV would like to thank everyone for their participation in the Olympic test network, which helped us greatly in stress testing, optimization,

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Ethereum

On Anti-Pre-Revelation Games | Ethereum Foundation Blog

An increasing number of proposed applications on top of Ethereum rely on some kind of incentivized, multi-party data provision – whether voting, random

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Ethereum

Security Advisory [Insecurely configured geth can make funds remotely accessible]

Insecurely configured Ethereum clients with no firewall and unlocked accounts can lead to funds being accessed remotely by attackers. Affected configurations: Issue reported

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Ethereum

devcon one postponed until further notice

Unfortunately we were not able to secure the venue for devcon one in London on the dates desired (October 5th-8th). As a consequence

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Ethereum

Security Advisory [Implementation bugs in Go and Python clients can cause DoS – Fixed – Please update clients]

State transition and consensus issue in geth client causes panic (crash) when processing a (valid) block with a specific combination of transactions, which

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Ethereum

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,

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Ethereum

A message from Stephan Tual

To the wonderful Ethereum Community, You often heard me say at conferences that Ethereum was not a company, a foundation, an implementation, or

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Ethereum

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,

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