Ethereum is the world’s second-largest digital currency and the most popular platform for decentralized applications (dApps). However, Ethereum presently has certain limits. One of its main drawbacks is scalability. To address all of the issues linked with this technology, Ethereum is currently undergoing a transformation known as Ethereum 2.0 or Casper.
Ethereum has adopted the Proof-of-Stake (POS) protocol known as Casper. Casper is the PoS implementation that will eventually turn Ethereum into a PoS blockchain. It’s not simply one project; there are two co-developed Casper implementations in the Ethereum ecosystem.
Casper-Ethereum 2.0
The two Proof of Stake protocols come as Friendly Finality Gadget (FFG) and Correct-by-Construction (CBC). Casper is a PoS algorithm that may be adopted and implemented in many other blockchain networks. The Casper FFG algorithm, also known as Vitalik’s Casper, is a hybrid of POW/POS consensus algorithms.
Casper focuses on a multi-step transition to adopting PoS for the Ethereum network. The second approach, known as Casper CBC, employs a correct-by-construction protocol. The PoW consensus method is founded on computational processing power but has several problems. The PoS consensus algorithm, on the other hand, relies on token-holders deposits to reach an agreement.
Two Phases Will Follow the Casper Protocol. The Beacon Chain is the first phase of the chain. The PoS concept will be introduced to the Ethereum blockchain during this period. Beacon Chain will be a new blockchain that runs parallel to the current Ethereum network and will be used to manage and synchronize validators.
Sharding marks the second phase. This phase will provide massive scaling by dividing the Ethereum network into numerous shards. Each shard will be able to execute transactions in parallel. The Ethereum network can presently only process about 15 transactions per second (TPS). Sharding would allow it to scale to thousands of TPS, if not more.
Casper FFG’s mission is to eliminate proof-of-work mining and replace it with proof-of-stake eventually. This implies that people who presently mine ethereum would be able to validate and safeguard the network without having to purchase costly hardware.
Advantages the Casper protocol offers Ethereum
There are several benefits to adopting PoS. The upgrade lowers the environmental impact. PoS systems don’t require as much effort to validate transactions, so miners don’t need as powerful hardware or spend as much on electricity. This implies lower expenses and a lesser environmental effect, which is especially significant given that Bitcoin mining draws more power than many nations.
The upgrade improves scalability. In PoW, every transaction must be validated by every node in the network before it can be completed. It employs a different validation approach that would allow the protocol to process more transactions per second, resulting in faster and cheaper transactions overall.
The procedure is more energy-efficient. The major advantage of moving to proof-of-stake is that it will be more energy efficient in the long run. This will allow Ether issuance to proceed at a controlled and sustainable rate in the long term.
The Casper consensus mechanism is a protocol that aims to transition Ethereum from version 1.0 to version 2.0, also known as “Serenity.” The long-term goal of Ethereum 2.0 is for it to be faster, more efficient, and highly scalable.
It’s the last part of the protocol that enthusiasts think will set it apart. Some systems have previously allowed malicious actors with nothing to lose to participate in the validation process. There are few penalties against bad conduct during this time. The protocol punishes people who act up. Validators must be vigilant about their node’s uptime as a result of this.
There’s a lot of work to be done before Casper is finally finished and put into action. Its effectiveness and security at this point are unproven. There are several details to be finalized and changed. We can’t know how it will look or function until it becomes a version available in Phase 0 of the Serenity upgrade.
Source: https://www.cryptopolitan.com/casper-protocol-the-new-ethereum-upgrade-101/