Diving deep into Ethereum

In this section, we will get into the details of Ethereum architecture, including the following:

• Basic concepts of account, contract, transaction, and messages
• EVM internals and how EVM works

Account

As we discussed earlier, instead of the UTXO model, Ethereum manages accounts and transactions differently than Bitcoin. In Ethereum, it introduces the world state concept, the collection of all accounts on the blockchain network. World state presents the global state of the Ethereum network, which is constantly updated following any transaction execution. It is a kind of a global database, which is replicated to all Ethereum nodes behind the scene. Like your bank account, an Ethereum account is used...