1 Table of Contents: “... world -- Identifying and protecting user accounts -- Authorizing transactions -- Storing transaction...”

2 Table of Contents: “... -- Wallets -- Transactions -- Advanced transactions and scripting -- The Bitcoin network -- The blockchain...”

3 Table of Contents: “... cryptography -- Transactions -- The blockchain -- Wallets -- Mining -- The origins of bitcoin -- Alt(ernative...”

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

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