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    sodium_crypto_sign_seed_keypair

    (PHP 7 >= 7.2.0, PHP 8)

    sodium_crypto_sign_seed_keypair — Deterministically derive the key pair from a single key

    Description

    sodium_crypto_sign_seed_keypair(#[\SensitiveParameter] string $seed): string

    Clamps the seed to form a secret key, derives the public key, and returns the two as a keypair.

    The *_seed_keypair functions are ideal for generating a keypair from a password and salt. Use the result as a seed to generate the desired keys.

    Parameters

    seed

    Some cryptographic input. Must be 32 bytes.

    Return Values

    Keypair (secret key and public key)

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