Famously branded by users as the 'network of networks,' the Polkadot chain is a Layer 0 network that hosts multiple blockchains. Its multi-chain architecture includes a main blockchain called the relay chain and many parachains. This design allows data to flow between unrelated networks while providing shared security without any third party. The Polkadot chain operates on a Proof of Stake (PoS) consensus mechanism. The chain also supports various wallets for staking its native token, $DOT, p...
