Minimal Slashing Condition in Ethereum

The Minimal Slashing Condition is a set of rules to work with many hashes and some number of nodes to finalize a block. It is carefully designed that if two incompatible blocks are finalized, then no matter how such a situation arises, there MUST exist some set of validators, with total size equal to at least 1/3 of recent active validator set, which sent messages that trigger some slashing condition. A key goal of...

Proof of Stake - Casper “the friendly ghost”

Overview Casper is the idea of Proof of Stake (POS) in Ethereum. It is being designed by Vlad Zamfir, Vitalik B. and other community members. Vlad came in touch with Ethereum community in September 2014. Ethereum foundation team had wanted to have Proof of Stake (POS) even before the Ethereum network was launched, but because it wasn't designed completely, they started Etherum blockchain with Proof of Work algorithm, keeping POS in the roadmap. Vlad Zamfir...

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