Security Alert – cpp-ethereum’s account unlocking problem not yet fixed [Now fixed]

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Affected configurations: cpp-ethereum (eth, AlethZero, …) version 1.2.0 up to 1.2.6 Note: Neither “geth” nor “Mist” nor the “Ethereum Wallet” (unless explicitly used together...

The $4 billion Iran sanctions evasion network through crypto

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The United States has sanctioned Iranian exchanges, frozen nearly $1 billion...

Smart Contract Security | Ethereum Foundation Blog

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Solidity was started in October 2014 when neither the Ethereum network nor the virtual machine had any real-world testing, the gas costs at...

Bitcoin price tests $63K as ETF outflows hit $265M

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Bitcoin price hovered near $63,000 on Aug. 1 as US ETF...

The Ethereum Foundation welcomes Microsoft as the Premiere Sponsor of Devcon2, Shanghai 19-21 September,...

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London, United Kingdom, June 14, 2016 – The Ethereum Foundation is pleased to announce Microsoft as the Premiere Sponsor of Devcon2, the Ethereum...

What is proof of work? Bitcoin consensus explained

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Proof of work is a consensus mechanism that forces computers to...

CRITICAL UPDATE Re: DAO Vulnerability

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An attack has been found and exploited in the DAO, and the attacker is currently in the process of draining the ether contained...

What is a zero-knowledge proof? ZK technology explained

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A zero-knowledge proof lets one party prove to another that a...

Thinking About Smart Contract Security

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Over the last day with the community's help we have crowdsourced a list of all of the major bugs with smart contracts on Ethereum...

What is a testnet? Blockchain testing explained

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A testnet is a separate blockchain network that mirrors a production...