1 Table of Contents: “...Transactions Change StateEditing a Global Database; So, What Is a Blockchain?; Paying...”

2 Table of Contents: “... -- Chapter 15: Ethereum: Internal Transactions & Token Transfers Explained -- External and Internal Addresses...”

3 “... as the public ledger for bitcoin transactions. Style and approach This is a project-based guide that not only...”

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5 “... and transaction security - and now you can make sense of it with the help of this essential guide...”

6 “... secure transactions and prevent common vulnerabilities Incorporate different payment gateways Design...”

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