Polkadot allows the exchange of information from private, public, permissionless blockchains and new technologies. One of the founders of Polkadot is also the founder of the Ethereum platform. Use the https://ledger-live.us to buy or sell this digital coin.
Ledger Flex is designed for secure management of digital assets. The device supports over 5,500 coins and tokens. Asset management is carried out via the Ledger Live app www.ledger-app.us.com, which allows you to easily interact with cryptocurrency and NFTs at home or on the go.