zkSync: Ethereum Layer 2 Scaling Solution and MetaMask Integration Guide

What Is zkSync?

(Source: zkSync)

zkSync is a Layer 2 scaling solution for Ethereum that uses zero-knowledge rollup (ZK-rollup) technology. This approach bundles multiple transactions off-chain and submits cryptographic proofs to the Ethereum mainnet, enabling rapid transactions and lower fees while preserving the same security and transparency as the mainnet.

Key Features of zkSync

• Scalability: ZK-rollup batches transactions, dramatically reducing mainnet congestion and boosting transactions per second (TPS).
• Security: Zero-knowledge proofs verify transactions, safeguarding transaction details and ensuring security on par with the Ethereum mainnet.
• Low Cost: Transaction fees are significantly lower than on Ethereum mainnet, making zkSync ideal for frequent activity and microtransactions.
• EVM Compatibility: Supports Solidity and Vyper smart contract languages, allowing developers to easily migrate existing DApps to zkSync.
• Account Abstraction: Enhances user experience by supporting multi-signature and automatic gas fee payments, lowering the user barrier.
• Native ZK Token: Serves as the protocol governance token, empowering holders to participate in decision-making and upgrade votes.

How to Add zkSync to MetaMask

If you want to use zkSync with your MetaMask wallet, follow these steps:

Step 1: Install MetaMask

• Download MetaMask from the official website. It is available as a browser extension and for Android/iOS mobile devices.
• Follow the setup instructions to create your wallet and securely back up your seed phrase.

Step 2: Open Settings

• Click the account icon at the top of MetaMask and select Settings.

Step 3: Add New Network

• In the Networks section, click Add Network.

Step 4: Enter zkSync Network Details

• Network Name: zkSync
• New RPC URL: https://mainnet.era.zksync.io
• Chain ID: 324
• Currency Symbol: ETH
• Block Explorer URL: https://explorer.zksync.io/
• Click Save.

Step 5: Switch Network

• Close the settings page and choose zkSync from the network dropdown menu at the top of MetaMask.

Getting Started with zkSync

Once setup is complete, you can interact with DApps in the zkSync ecosystem, transfer tokens, and benefit from low-cost, high-performance transactions.

To learn more about Web3, click to register: https://www.gate.com/

Summary

zkSync delivers efficient, secure, and low-fee transaction processing on Layer 2 through ZK-rollup technology, providing a powerful scaling solution for the Ethereum ecosystem. With MetaMask integration, both users and developers can easily access zkSync to enjoy fast transactions and minimal fees, while maintaining mainnet-level security and privacy. Layer 2 technology is no longer limited to developers—it is now accessible for mainstream adoption and everyday use.