In this track: Wallets without mystery
beginner · 3 MIN READ

What is a recovery phrase?

A human-readable secret that can restore key material for compatible wallets.

LET’S PICTURE IT

Think of a master backup that can recreate several door keys. Anyone who copies the backup may be able to recreate those keys too.

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From a public address to a verified signatureStep 1 / 4
From a public address to a verified signaturePublic address0x0000…0001Share to receiveAnother personCan read the addressCannot sign for youPublic identifier ≠ secret authorizationLocal signerPrivate key stays hereSign the chosen requestSigned requestMessage + signatureSecret key not includedThe moving packet represents a signature, not a keySignatureCheck the exact messageCheck the signing contextVerificationAuthorization checkedIntent still mattersValidity and safety are different questionsWallet interfaceReads public dataRequests authorizationNetwork stateBalances and recordsIndependent verificationNo wallet is connected in this local illustration

An address is public receiving information. It is not the private key that authorizes actions.

Animated local teaching model. No wallet, RPC or live blockchain data. Some labels and hashes are abbreviated for readability.

Words can encode a secret

Many wallets use a standardized sequence of words as part of deriving their key material. The sequence is sensitive: it is not an ordinary password hint or a public account identifier. Not every wallet uses the same recovery system.

It can control multiple accounts

A compatible wallet can derive many accounts from the underlying seed and derivation rules. Sharing the phrase can therefore compromise more than the account currently selected in your app. Moving to a different app does not make a leaked phrase secret again.

A local unlock password is different

An app password may protect the wallet data on one device. A recovery phrase can restore access elsewhere without that local password. Some systems also use a separate seed passphrase; losing a required component can prevent recovery.

Practice with public data instead

No lesson or converter here needs a real phrase. Never paste one into an address checker, a support chat or an unfamiliar form. Learn with example public addresses and read the wallet’s official backup instructions.

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Is a recovery phrase safe to share with someone claiming to be support?

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Keep exploring the original referencePrimary specification on GitHub ↗

Original explanations by EtherTools. Examples are educational and source-linked; this site is independent of the Ethereum Foundation. Our approach.