**There are several key steps a transaction must go through before it is added to the blockchain. Today, we’re going to focus on authentication using cryptographic keys, authorisation via proof of work, the role of mining, and the more recent adoption of proof of stake protocols in later blockchain networks --ar 16:9** - Image #4 <@1086249294513848442>
There are several key steps a transaction must go through before it is added to the blockchain. Today, were going to focus on authentication using cryptographic keys, authorisation via proof of work, the role of mining, and the more recent adoption of proof of stake protocols in later blockchain networks