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5 lessons550 XP
Let's start with a bit of history.
A Bitcoin transaction is simply a transfer of ownership of bitcoins through the use of a Bitcoin address.
Nodes are a fundamental element of the Bitcoin network architecture, as they perform various crucial functions: - Maintaining a copy of the Bitcoin blockchain - Validating trans…
Miners secure the network and add transactions to the blocks.
In the previous section, we understood that the security of the Bitcoin protocol relies on high energy consumption to produce a public ledger of transactions without a trusted t…