sodium_crypto_sign_verify_detached

    (PHP 7 >= 7.2.0, PHP 8)

    sodium_crypto_sign_verify_detached — Verify signature for the message

    Опис

    sodium_crypto_sign_verify_detached(string $signature, string $message, string $public_key): bool

    Verify signature for the message

    Параметри

    signature

    The cryptographic signature obtained from sodium_crypto_sign_detached()

    message

    The message being verified

    public_key

    Ed25519 public key

    Значення, що повертаються

    Повертає true у разі успіху або false в разі помилки.

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    User Contributed Notes 1 note

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    Anonymous
    4 years ago
    <?php

    $message     = 'The quick brown fox jumped over the lazy dog.';

    # Generate keypair
    $keyPair = sodium_crypto_sign_keypair();

    # Sign a message
    $secKey = sodium_crypto_sign_secretkey($keyPair);
    $signature = sodium_crypto_sign_detached($message, $secKey);

    # Verify a message
    $pubKey = sodium_crypto_sign_publickey($keyPair);
    $verifyResult = sodium_crypto_sign_verify_detached($signature, $message, $pubKey);

    var_dump($verifyResult); # true or false

    ?>
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