February 19, 2022

• Learning Objectives

Digital currency

• Define what is meant by the term ‘’Digital Currency’’
• How are digital currencies used

Concept of Blockchain

• Define what is meant by Blockchain
• Concept of digital ledger

Process of blockchain

These info on the ‘’block’’ is known as the timestamp

Block 1 is known as the “Genesis Block”, Block 2 points back to block 1. So if anything changes to block 1 (the hash), the whole chain will be invalid as it was broken in block 1.