Defi

Implementing Proof of Stake network consensus protocol in Ethereum Blockchain


0:00 Introduction, Utility Coins
1:29 Asset backed coins, Tether

4:37 Types of consensus Protocols : Proof of work (POW) and Proof of stake (POS)
14:40 Privacy, Fungibility
15:06 Examples of POS and POW coins in the market

17:25 Previous implementation of POW on ETH chain
22:50 POS implementation
24:38 POS attacks – Nothing at stake attack
27:39 Selfish Mining attack

31:26 Casper
35:03 PBFT Practical Byzantine Fault Tolerance
37:03 Sybil attack
37:23 Block height, Checkpoints root,b1,b2,b3 and corresponding Checkpoint Tree

38:55 Justified and Finalized blocks in POS
39:34 Voting
40:16 Slashing POS Deposit incase of penalty criteria
41:15 Accountable safety and Liveliness

43:05 Dynamic set of validators
43:37 Attacking the network/main chain
43:49 Long Range attack
44:26 Inactivity Leak attack
45:06 Careers in Blockchain Tech

Seminar on what are digital assets and how their network security is maintained.

Preliminary podcast or discussion for Ethereum ETH 2.0 Casper and Beacon chain paper
https://arxiv.org/abs/1710.09437 (The technical discussion figures are from this paper)

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