Polkadot is a blockchain platform and cryptocurrency.It is designed to allow blockchains to exchange messages and perform transactions with each other without a trusted third-party. This allows for cross-chain transfers of data or assets, between different blockchains, and for decentralized applications to be built using the Polkadot Network. The Polkadot network has a primary blockchain named "relay chain" and many user-created parallel chains called "parachains".The relay chain acts as the ...