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.
Home / Security / Device Security

imtoken · Security

Device Security

Device security affects whether an attacker can read the clipboard, capture a screen, control input or access local data. Current software, trusted app sources and avoiding unnecessary remote-control tools are practical defenses.

On this pageCore Security PrinciplesTypical Risk ScenariosHow to Recognize Suspicious RequestsWhat to Do When Something Looks WrongRoutine ChecklistSecurity Statement

Core Security Principles

To understand Device Security, start by separating the wallet interface from the underlying chain state. Device security affects whether an attacker can read the clipboard, capture a screen, control input or access local data. Current software, trusted app sources and avoiding unnecessary remote-control tools are practical defenses.

System updates should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Screen lock should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Public wi-fi should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. If the origin or meaning of a request cannot be verified, stopping and checking a trusted source is safer than approving something that is not understood.

Typical Risk Scenarios

In everyday use, screen lock, public Wi-Fi and shared computers often appear in the same workflow. They should be evaluated together in the context of the user’s actual intent rather than as isolated interface labels.

Screen lock should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Public wi-fi should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Shared computers should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. If the origin or meaning of a request cannot be verified, stopping and checking a trusted source is safer than approving something that is not understood.

system updatesSystem updates should be verified in the context of the active network, the user’s intended action and the information shown by the wallet.
screen lockScreen lock should be verified in the context of the active network, the user’s intended action and the information shown by the wallet.
public Wi-FiPublic wi-fi should be verified in the context of the active network, the user’s intended action and the information shown by the wallet.
shared computersShared computers should be verified in the context of the active network, the user’s intended action and the information shown by the wallet.

How to Recognize Suspicious Requests

A useful review model has three moments: confirm the intended context before acting, inspect the requested permission while signing, and verify the public result after submission. This keeps interface assumptions separate from on-chain facts.

Public wi-fi should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Shared computers should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Clipboard risk should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. If the origin or meaning of a request cannot be verified, stopping and checking a trusted source is safer than approving something that is not understood.

What to Do When Something Looks Wrong

Many problems that appear complicated are really context mismatches: the wrong network, an unexpected contract, a stale permission or a transaction that is still pending. Breaking the problem into those parts makes independent verification easier.

Shared computers should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Clipboard risk should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. System updates should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. If the origin or meaning of a request cannot be verified, stopping and checking a trusted source is safer than approving something that is not understood.

  • Never share a seed phrase, private key or verification code.
  • Verify the domain, network and contract before approving.
  • Reject unexpected signing requests.
  • Review and revoke permissions you no longer need.

Routine Checklist

A repeatable routine is more dependable than memory. Confirm the network first, then the destination or contract, then the amount, fee and request details, and finally keep the transaction hash or approval record for later checking.

Clipboard risk should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. System updates should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Screen lock should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. If the origin or meaning of a request cannot be verified, stopping and checking a trusted source is safer than approving something that is not understood.

  • Confirm the active network
  • Verify the destination or contract
  • Review the amount and fee
  • Understand the signature or approval
  • Keep the transaction hash for verification

Security Statement

The next step is to connect this topic with transfer checks, wallet security and Web3 permissions. Good technical knowledge should help a user decide what to inspect when a request is unfamiliar, not merely define terminology.

System updates should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Screen lock should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. Public wi-fi should be verified in the context of the active network, the user’s intended action and the information shown by the wallet. If the origin or meaning of a request cannot be verified, stopping and checking a trusted source is safer than approving something that is not understood.

Seed Phrases & Private Keys →Transaction Checks →Support →