This guide focuses on self-custody principles. Verify the key-management behavior of any app before trusting it with assets.
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Network access is typically needed to check on-chain data or broadcast transactions, but offline phrase backups do not require it.
Record the words in order offline. Avoid screenshots, cloud notes, chat apps and requests from third parties.
A private key can authorize actions for an account; a recovery phrase can commonly reconstruct related keys. Both must stay private.
Install a verified wallet app, use your offline backup in its local recovery flow, and check the restored account addresses.
Match the specific network and token contract; the USDT ticker alone does not establish compatibility.
Verify the destination network, full address, asset, amount, network fees and relevant permissions.
Inspect the domain carefully, avoid impersonation links, and never submit your recovery phrase to a download page.
Requests for seed phrases, unsolicited support messages and urgent signature prompts are common warning signs.