Kraken has introduced Kraken Wrapped Bitcoin (kBTC), a fully backed, cross-network-compatible ERC-20 token.kBTC is backed 1:1 by an equivalent amount of Bitcoin held securely in Kraken's custody.It allows Bitcoin to be used in decentralized applications (dApps) on networks like Ethereum and OP Mainnet.kBTC leverages Kraken's industry-leading custody infrastructure and brings the power of Bitcoin to new networks.