Is a Bitcoin multisig descriptor a secret recovery phrase?

No. A descriptor primarily describes the script, public keys and derivation paths needed to identify coins. It usually cannot spend without private signers, although it can expose wallet balances and relationships.

The answer

No. A descriptor primarily describes the script, public keys and derivation paths needed to identify coins. It usually cannot spend without private signers, although it can expose wallet balances and relationships.

What to do next

Back up descriptors privately alongside the separate signer backups, and do not publish them as if they were harmless labels.

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Frequently asked questions

Why is a descriptor needed after replacing a coordinator?

It tells replacement software how to derive the same receiving and change scripts instead of generating an empty-looking wallet.

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