Distributed ledgers are a type of database that are decentralized. Users of a distributed ledgerA blockchain is a type of distributed ledger that holds a permanent record of all transactions. The transactions are recorded onto a ledger. A copy of the ledger is updated on each node, or oracle, via the client application designed for that particular chain. Public chains, like Ethereum and Bitcoi... More can be either “permissioned” or “unpermissioned ledgers” to control who can view it.

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