How Does the Infinex Account System Work? Understanding Passkeys and Account Abstraction

Last Updated 2026-05-14 03:15:56
Reading Time: 7m
Infinex’s account system is a non-custodial account structure based on Passkey and Account Abstraction. It is designed to reduce the complexity of traditional Web3 wallets. Users do not need to store seed phrases. Instead, they can log in and sign transactions through Face ID, Touch ID, or device verification, creating an onchain interaction experience closer to that of a standard internet application.

Over the past few years, DeFi and the multichain ecosystem have expanded rapidly, but the complexity of onchain interactions has grown as well. For ordinary users, creating wallets, storing seed phrases, switching networks, and managing gas tokens across different chains often become major barriers to entering Web3. Traditional wallets can provide full control over assets, but their complex operating process also limits access for a broader user base.

Against this backdrop, Infinex is attempting to redesign the onchain account system. Compared with traditional wallets, which are built around the logic of “private keys” and “addresses,” Infinex places greater emphasis on the “account experience.”

What Is Passkey

Passkey is an authentication method based on devices and biometric verification. It can be used to replace traditional passwords or seed phrases. Users can log in and sign transactions through Face ID, Touch ID, or local device verification, without manually entering complex private key information.

Compared with traditional password systems, Passkey places greater emphasis on device-level security and phishing resistance. Since verification is usually completed locally on the device, users do not need to frequently expose private keys or seed phrase information.

In Infinex, Passkey is used for account creation, login, and transaction confirmation, making the onchain interaction process feel closer to a regular internet application.

How Infinex Replaces the Seed Phrase System

Most traditional Web3 wallets rely on seed phrases. When users create a wallet, they need to record a recovery phrase made up of 12 or 24 words. Once the seed phrase is lost or leaked, assets may become unrecoverable or face the risk of theft.

How Infinex Replaces the Seed Phrase System

Infinex uses a Passkey-first model, allowing users to create accounts without manually storing seed phrases. Account access relies more on device verification and Account Abstraction logic, rather than a single piece of private key text.

The core goal of this model is to reduce the complexity ordinary users face when managing onchain accounts. Compared with traditional wallets, which require users to preserve seed phrases over the long term, Infinex is closer to the “device verification” logic used in internet account systems.

However, this does not mean account risk disappears entirely. Device security, account recovery mechanisms, and permission management remain important parts of the account system.

What Is Account Abstraction

Account Abstraction, or AA, is a technical approach that changes how onchain accounts operate. Traditional EOA wallets usually complete transactions only through private key signatures, while Account Abstraction allows accounts to support more complex verification and execution logic.

Under the Account Abstraction model, accounts can support:

  • Multi-device verification

  • Custom signing rules

  • Automated transaction execution

  • Unified gas management

  • Social recovery mechanisms

This model makes onchain accounts feel more like smart contracts, rather than just simple addresses.

For Infinex, Account Abstraction is an important foundation for its unified account experience. Through AA logic, the platform reduces how much users need to think about private keys and chain-level operational details, making cross-chain trading and asset management more continuous.

How Gas Abstraction Reduces Usage Complexity

In traditional onchain transactions, users usually need to hold the gas token of the corresponding chain before they can complete a transaction. For example, Ethereum transactions require ETH, while Solana transactions require SOL.

Although this model fits the operating logic of different chains, it also increases usage complexity. In many cases, even when users already hold assets, they may be unable to complete an operation simply because they lack a small amount of gas token.

After introducing gas abstraction, Infinex can handle part of the network fee logic in a unified way, reducing the need for users to frequently swap for gas tokens. Users do not need to constantly track fee structures across different chains, nor do they need to repeatedly switch networks just to prepare gas.

Gas abstraction does not eliminate onchain fees themselves. It reduces the complexity users perceive through unified account logic.

How Infinex Enables a Unified Multichain Account

As the blockchain ecosystem continues to expand, users’ assets are often spread across different networks. Traditional wallets usually require users to manually switch chain networks before they can view the corresponding assets and transaction records.

Infinex aggregates asset information across different chains through a unified account system. Users can view multichain assets, yield status, and transaction activity in the same Portfolio interface without frequently switching wallet environments.

The core value of this model is not just that it is “more convenient to view.” More importantly, it reduces the fragmented operating experience created by the multichain ecosystem. What users see is a unified account, while the system handles the underlying interaction logic between different chains.

How Passkey Login Differs From Traditional Wallet Login

Traditional wallet login fundamentally depends on control of the private key, while Infinex places greater emphasis on device verification and account permission management.

Traditional wallets represented by MetaMask require users to safeguard their seed phrases and complete each onchain operation through private key signatures. Although this model emphasizes decentralized control, it has a relatively high learning curve for ordinary users.

The Passkey model is closer to the login logic of modern internet applications. Users can verify themselves through biometrics without frequently copying private keys or storing recovery phrases.

However, the underlying ideas behind the two models are not exactly the same. Traditional wallets emphasize “full self-control,” while Account Abstraction focuses more on balancing control with usability.

What Challenges Does the Infinex Account System Face

Although Account Abstraction and Passkey can improve the user experience, these technologies are still in the early stages of industry development.

First, compatibility across different chains and protocols is still being improved. Some DeFi protocols are still designed around traditional EOA wallets, so Account Abstraction systems need to gradually adapt to more ecosystems.

Second, Passkey depends on device and browser support, and compatibility may vary across operating systems. If a user’s device is damaged or replaced, account recovery mechanisms become even more important.

In addition, Account Abstraction itself usually relies on smart contract logic, so its security also needs long-term validation.

Summary

Infinex’s account system represents a shift in Web3 user experience from “wallet logic” toward “account logic.” Through mechanisms such as Passkey, Account Abstraction, and gas abstraction, the platform reduces users’ dependence on seed phrases, gas tokens, and complex chain operations, making onchain interactions feel closer to the experience of using an internet application.

As the multichain ecosystem and DeFi applications continue to expand, Account Abstraction is becoming an important direction for improving onchain user experience. Infinex is attempting to use a unified account system to bring asset management, cross-chain trading, and onchain financial services into a more continuous user experience.

FAQs

Why Does Infinex Not Need a Seed Phrase?

Infinex uses Passkey and Account Abstraction mechanisms for account verification, so users generally do not need to manually record a seed phrase to log in and manage their accounts.

Is Passkey Safer Than a Seed Phrase?

Passkey places greater emphasis on device-level verification and phishing resistance, but security still depends on device protection, account recovery mechanisms, and permission management.

What Is an Account Abstraction Wallet?

An Account Abstraction wallet is a wallet structure that operates through smart contract logic and can support more flexible verification, gas management, and account recovery mechanisms.

What Does Gas Abstraction Mean?

Gas abstraction means the system handles onchain fees in a unified way, reducing the need for users to manually prepare gas tokens for different chains.

Is Infinex a Non-Custodial Wallet?

Infinex emphasizes users’ self-custodial control over their assets, so it is generally viewed as a non-custodial account system.

What Is the Biggest Difference Between Infinex and MetaMask?

MetaMask places greater emphasis on private key and wallet address management, while Infinex focuses more on a unified account experience, Passkey login, and multichain aggregated interaction.

Author: Jayne
Translator: Jared
Disclaimer
* The information is not intended to be and does not constitute financial advice or any other recommendation of any sort offered or endorsed by Gate.
* This article may not be reproduced, transmitted or copied without referencing Gate. Contravention is an infringement of Copyright Act and may be subject to legal action.

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