imtoken will never ask for your seed phrase, private key or verification code. Always review the address, network and request details before transferring, signing or approving.

Knowledge Guide

Layer 2 Basics

Layer 2 systems move part of execution away from the main chain while maintaining a defined security or data relationship with it. This page explains Layer 2 Basics through practical checks, network context and security decisions rather than feature labels alone.

On this page
01

how Layer 2 relates to mainnet

Layer 2 systems move part of execution away from the main chain while maintaining a defined security or data relationship with it. This matters in practice because blockchain outcomes are determined by the selected network and the request that is signed, not merely by what a button is called. For how Layer 2 relates to mainnet, prioritize information you can verify: the active network, public address, contract target and transaction status. Turning those details into a repeatable checklist is more reliable than reacting to vague interface messages.

Deposits and withdrawals often use bridges and may include different confirmation phases or waiting periods. It also helps to separate three layers: what the wallet displays, what the network has actually recorded, and what a third-party service claims. When something looks wrong, identify the layer first and then verify with a transaction hash, block explorer or explicit network parameters. No legitimate how Layer 2 relates to mainnet workflow requires a seed phrase, private key or verification code to be sent to another person.

02

cross-layer transfers and bridges

Deposits and withdrawals often use bridges and may include different confirmation phases or waiting periods. It also helps to separate three layers: what the wallet displays, what the network has actually recorded, and what a third-party service claims. When something looks wrong, identify the layer first and then verify with a transaction hash, block explorer or explicit network parameters. No legitimate cross-layer transfers and bridges workflow requires a seed phrase, private key or verification code to be sent to another person.

An asset appearing on the wrong layer is not merely a “slow transfer”; investigate the bridge, source transaction and destination network. If the action includes a signature, approval or contract call, inspect the permission scope and possible asset impact separately. Friendly labels are not a substitute for the underlying request. Check the target, asset, amount or allowance, network and final confirmation details before proceeding. This sequence reduces mistakes caused by urgency, phishing or the wrong network.

  • Verify the network, address and public on-chain information relevant to cross-layer transfers and bridges.
  • Never send a seed phrase, private key or verification code to anyone.
  • For DApps or contracts, review each signature and approval scope separately.
03

arrival confirmation and network selection

An asset appearing on the wrong layer is not merely a “slow transfer”; investigate the bridge, source transaction and destination network. If the action includes a signature, approval or contract call, inspect the permission scope and possible asset impact separately. Friendly labels are not a substitute for the underlying request. Check the target, asset, amount or allowance, network and final confirmation details before proceeding. This sequence reduces mistakes caused by urgency, phishing or the wrong network.

Layer 2 systems move part of execution away from the main chain while maintaining a defined security or data relationship with it. This matters in practice because blockchain outcomes are determined by the selected network and the request that is signed, not merely by what a button is called. For arrival confirmation and network selection, prioritize information you can verify: the active network, public address, contract target and transaction status. Turning those details into a repeatable checklist is more reliable than reacting to vague interface messages.

04

common misconceptions and risks

Layer 2 systems move part of execution away from the main chain while maintaining a defined security or data relationship with it. This matters in practice because blockchain outcomes are determined by the selected network and the request that is signed, not merely by what a button is called. For common misconceptions and risks, prioritize information you can verify: the active network, public address, contract target and transaction status. Turning those details into a repeatable checklist is more reliable than reacting to vague interface messages.

Deposits and withdrawals often use bridges and may include different confirmation phases or waiting periods. It also helps to separate three layers: what the wallet displays, what the network has actually recorded, and what a third-party service claims. When something looks wrong, identify the layer first and then verify with a transaction hash, block explorer or explicit network parameters. No legitimate common misconceptions and risks workflow requires a seed phrase, private key or verification code to be sent to another person.

  • Verify the network, address and public on-chain information relevant to common misconceptions and risks.
  • Never send a seed phrase, private key or verification code to anyone.
  • For DApps or contracts, review each signature and approval scope separately.