Polkadot Shared Security

Architecture

Polkadot Shared Security functions as a unified relay chain consensus mechanism that allows individual parachains to outsource their validation requirements to a common validator pool. This structural framework eliminates the necessity for nascent networks to bootstrap an independent set of validators, thereby reducing the barrier to entry for new decentralized ecosystems. By aggregating pooled economic resources, the relay chain provides a baseline level of Byzantine fault tolerance that protects every connected chain from localized attacks.