Proof of Work vs Proof of Stake vs Proof of Authority Explained | PoA vs PoW vs PoS Blockchain

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What is Proof of Stake? What is Proof of Work? What is Proof of Authority? Do they even matter? Well, Proof of Stake, Proof of Work, and Proof of Authority are commonly used terms within the crypto industry. All three concepts relate to the creation of transactions and the confirmation of blocks on the blockchain but each employs a different approach to achieve this goal. This video will help you understand the difference between the three (PoS vs PoW vs PoA) along with what makes each of them unique.

Video Walkthrough (PoA vs PoS vs PoW Blockchain),
0:00 Introduction
0:24 What are Blockchain Actors & their Role in Consensus
0:52 What is Proof of Work Explained
1:15 How Does Proof of Work Mechanism Works
2:58 What is Proof of Stake Explained
4:01 How Does Proof of Stake Works
4:46 What is Proof of Authority Explained
5:56 Proof of Work vs Proof of Stake Difference (PoW vs PoS)
7:01 Proof of Authority vs Proof of Stake Difference (PoA vs PoS)
7:45 Proof of Work vs Proof of Authority Difference (PoW vs PoA)
8:40 The Best: Proof of Work vs Proof of Stake vs Proof of Authority?

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[ant_cosacco]

in reality it is the PoW that is practically immune to 51% attack, and it is the PoS that is most vulnerable

[bhavinpatil]

Its not 12.5 Bitcoin per transaction, it reduces in half every four year and as it started in 2009 so, after it in 2013 it was 6.25, in 2017 it was 3.125 and now from this year it has come down to 1.5625 Bitcoin per transaction.

Please make sure you forward right information

Btw your videos are great and helpful to understand this waste information about crypto.

[drelijahmikail]

In proof of stake, 51% attack is impossible? explain that please.

[valeenoi]

Reading off a technical paper is not what whiteboard learning is about. Nobody can put POS in simple terms.

[frangan]

So do transactions on proof of authority chain need any gas fee?

[anantproductions]

Nice video! Thanks for sharing this 👍👍

[prabjotsingh]

What do you think would be ideal for mass adaptation in terms of upcoming future? Would it be proof of stake, proof of work or proof of authority?