A seed phrase, also called a recovery phrase, is a list of 12 or 24 words generated by a self custody wallet. Anyone who has these words can recreate the wallet and take every coin in it.
Mục này chưa được dịch, nên được hiển thị bằng tiếng Anh.
The phrase is the master key to all accounts in the wallet. Devices can break or be lost, but the phrase restores everything. That also makes it the main target of scammers.
Write it on paper or stamp it in metal and keep it somewhere safe from fire and water. Do not store it in photos, cloud notes or email. No real support agent or app will ever ask for it.
You can create a new wallet with a new phrase and move your funds to it, which is wise if the old phrase may be exposed.
An optional extra word added to the seed phrase that creates a separate hidden wallet.