What You Need to Know About Ethereum 2.0

What You Need to Know About Ethereum 2.0

Ethereum 2.0, a highly anticipated upgrade to the Ethereum network, has brought significant improvements that have enhanced the overall functionality and user experience. Key enhancements include the transition to Proof of Stake (PoS), the introduction of shard chains, and the implementation of a new core blockchain known as the beacon chain. These upgrades have been implemented according to a planned roadmap. The impact of Ethereum 2.0 will extend far beyond these advancements. As one of the most popular cryptocurrencies worldwide, understanding the true nature of Ethereum 2.0 and its implications for the crypto-verse remains crucial.


The development of decentralized applications (DApps) on Ethereum and other blockchains has significantly expanded since Ethereum's release. Many notable innovations in Decentralized Finance (DeFi) are built on the Ethereum network. However, scalability issues have emerged as transaction volumes and costs increased. For Ethereum to serve as a platform for the next generation of the Internet, the economics must be practical.

Ethereum 2.0 has introduced upgrades that primarily address scalability. These improvements have already brought significant changes to the Ethereum network, following a planned roadmap.

What Is Ethereum 2.0?

Ethereum 2.0 is the highly anticipated upgrade to the Ethereum network, designed to enhance scalability while maintaining security and decentralization. It has been a long-awaited development, as scaling a blockchain securely and in a decentralized manner poses significant challenges.

To address this issue, Ethereum 2.0 introduces crucial features that differentiate it from the previous version of Ethereum. These enhancements aim to improve speed, efficiency, and scalability, delivering the Ethereum network we have been anticipating.

Ethereum vs. Ethereum 2.0

Ethereum and Ethereum 2.0 differ significantly in three key aspects: the adoption of the PoS consensus mechanism, the introduction of shard chains, and the implementation of the beacon chain.

Proof of Stake

In Ethereum, the network's security and updates were ensured through the Proof of Work (PoW) consensus mechanism, where miners were rewarded for creating and validating blocks using computing power. However, PoW's scalability can be questioned due to its increasing demand for computing resources as the blockchain expands.

PoS offers a different approach by replacing computing power with staking. With a minimum stake of 32 ETH, individuals can become validators by committing their funds and earning rewards by confirming transactions. This shift eliminates the need for intensive computing and introduces a more scalable method for securing and maintaining the Ethereum network.


Accessing the Ethereum network requires the use of a node. A node is responsible for storing a complete copy of the entire network, which includes downloading, computing, storing, and processing every transaction since Ethereum's inception. However, this process can significantly slow down the network.

Shard chains are a solution to this challenge. They function like independent blockchains, but each shard chain contains only a specific subset of the entire Ethereum network. By dividing the network into shards, nodes only need to manage a portion of the network. This approach enhances transaction throughput and increases Ethereum's overall capacity.

The Beacon Chain

The beacon chain is a crucial component of Ethereum 2.0, ensuring synchronization among the parallel shard chains. It serves as a new blockchain that provides consensus for all the shard chains operating simultaneously.

Without the beacon chain, the sharing of information between shards would not be feasible, and scalability would be compromised. Recognizing its significance, the beacon chain is prioritized as the initial feature to be implemented on the journey toward Ethereum 2.0.

The Journey to Ethereum 2.0

Ethereum 2.0 has been implemented in a phased manner, with each phase introducing specific features to ensure the smooth transition and success of the new Ethereum network. It has been released in three distinct phases, and the implementation has been a success.

  • Phase 0: Ethereum 2.0 introduces the beacon chain, which is vital for the upcoming shard chains. During this phase, validators can deposit ETH but cannot withdraw until the next phase. The beacon chain, launched on December 1, 2020, runs alongside the mainnet and focuses on achieving consensus among active validators and their balances.
  • Phase 1: Phase 1 of Ethereum 2.0 introduced shard chains, allowing validators to create blocks on the blockchain using PoS. Following that, in phase 1.5, Ethereum's mainnet officially integrated the shard chains, transitioning away from PoW and embracing PoS.
    • The Merge: This marks the completion of the transition from PoW to PoS in Ethereum 2.0. The Ethereum blockchain has been shifted to the Beacon Chain, where transactions are conducted on the new PoS network. During the merge, ETH tokens have been minted by nodes staking ether to secure the network and validate transactions.
  • Phase 2: The last phase of Ethereum 2.0 is phase 2, marking the official launch of the new Ethereum network. In this phase, fully functional shards will be supported, enabling seamless integration of smart contracts. Developers of DApps and other technologies will be able to collaborate effortlessly with Ethereum 2.0.


Ethereum 2.0 is a vital upgrade to enhance the Ethereum network, particularly in terms of scalability. It introduces PoS, shard chains, and the beacon chain, which is crucial for sustaining Ethereum's position as a leading smart contract platform in the crypto ecosystem. The rollout of Ethereum 2.0 is a complex process that may take longer than anticipated. However, significant progress has already been made, and the dedicated Ethereum developers are committed to its successful implementation.

The Merge
Ethereum 2.0
Follow us
Hexn operates under HEXN (CZ) s.r.o. and HEXN Markets LLC. HEXN (CZ) s.r.o. is incorporated in the Czech Republic with the company number 19300662, registered office at Cimburkova 916/8, Žižkov, Praha. HEXN (CZ) s.r.o. is registered as a virtual assets service provider (VASP). HEXN Markets LLC is incorporated in St. Vincent and Grenadines with the company number 2212 LLC 2022, registered office at Beachmont Business Centre, 379, Kingstown, Saint Vincent and the Grenadines