Seed Phrase (Mnemonic Phrase)
A sequence of 12 or 24 human-readable words used to generate and recover all private keys in a cryptocurrency wallet.
In-Depth Explanation
Defined by the BIP-39 standard, keeping this phrase secure and offline is the single most important rule of crypto self-custody.
Practical Market Example
Real-World Application
A 24-word recovery phrase stamped onto a steel backup plate.