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Polkadot

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GRANDPA

Polkadot

Polkadot v1.0: Sharding and Economic Security

This post is about the technology powering Polkadot. Polkadot is a sharded blockchain with heterogeneous shards.

Research

Polkadot Research Update

Several articles have recently been added to the Web3 Foundation research portal covering individual subprotocols of the Polkadot decentralized blockchain platform: nominated proof of stake (NPoS), time consensus and GRANDPA (the finality gadget implemented for the relay chain).

Polkadot

An Updated Overview of Polkadot

The new paper Overview of Polkadot and its Design Considerations expands on the white paper, presenting a comprehensive and updated description of Polkadot’s design components and subprotocols. Some of these are outlined here.

Consensus

Polkadot Consensus Part 2: GRANDPA

In the introduction to this series, I outlined that a consensus algorithm helps a network of computers answer three questions. GRANDPA addresses the second.